#include "Entity.h"
#include "Game.h"
#include "Map.h"
#include "UtilityClass.h"

bool entityclass::checktowerspikes(int t)
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("checktowerspikes() out-of-bounds!");
        return false;
    }

    tempx = entities[t].xp + entities[t].cx;
    tempy = entities[t].yp + entities[t].cy;
    tempw = entities[t].w;
    temph = entities[t].h;
    rectset(tempx, tempy, tempw, temph);

    tempx = getgridpoint(temprect.x);
    tempy = getgridpoint(temprect.y);
    tempw = getgridpoint(temprect.x + temprect.w - 1);
    temph = getgridpoint(temprect.y + temprect.h - 1);
    if (map.spikecollide(tempx, tempy)) return true;
    if (map.spikecollide(tempw, tempy)) return true;
    if (map.spikecollide(tempx, temph)) return true;
    if (map.spikecollide(tempw, temph)) return true;
    if (temprect.h >= 12)
    {
        tpy1 = getgridpoint(temprect.y + 6);
        if (map.spikecollide(tempx, tpy1)) return true;
        if (map.spikecollide(tempw, tpy1)) return true;
        if (temprect.h >= 18)
        {
            tpy1 = getgridpoint(temprect.y + 12);
            if (map.spikecollide(tempx, tpy1)) return true;
            if (map.spikecollide(tempw, tpy1)) return true;
            if (temprect.h >= 24)
            {
                tpy1 = getgridpoint(temprect.y + 18);
                if (map.spikecollide(tempx, tpy1)) return true;
                if (map.spikecollide(tempw, tpy1)) return true;
            }
        }
    }
    return false;
}

void entityclass::init()
{
    skipblocks = false;
    skipdirblocks = false;
    platformtile = 0;
    customplatformtile=0;
    vertplatforms = false;
    horplatforms = false;

    nearelephant = false;
    upsetmode = false;
    upset = 0;

    customenemy=0;
    customwarpmode=false; customwarpmodevon=false; customwarpmodehon=false;
    trophytext = 0 ;
    oldtrophytext = 0;
    trophytype = 0;
    altstates = 0;


    SDL_memset(customcrewmoods, true, sizeof(customcrewmoods));

    resetallflags();
    collect.resize(100);
    customcollect.resize(100);
}

void entityclass::resetallflags()
{
    SDL_memset(flags, false, sizeof(flags));
}

int entityclass::swncolour( int t )
{
    //given colour t, return colour in setcol
    if (t == 0) return 11;
    if (t == 1) return 6;
    if (t == 2) return 8;
    if (t == 3) return 12;
    if (t == 4) return 9;
    if (t == 5) return 7;
    return 0;
}

void entityclass::swnenemiescol( int t )
{
    //change the colour of all SWN enemies to the current one
    for (size_t i = 0; i < entities.size(); i++)
    {
        if (entities[i].type == 23)
        {
            entities[i].colour = swncolour(t);
        }
    }
}

void entityclass::gravcreate( int ypos, int dir, int xoff /*= 0*/, int yoff /*= 0*/ )
{
    if (dir == 0)
    {
        createentity(-150 - xoff, 58 + (ypos * 20)+yoff, 23, 0, 0);
    }
    else
    {
        createentity(320+150 + xoff, 58 + (ypos * 20)+yoff, 23, 1, 0);
    }
}

void entityclass::generateswnwave( int t )
{
    //generate a wave for the SWN game
    if(game.swndelay<=0)
    {
        if (t == 0)   //game 0, survive for 30 seconds
        {
            switch(game.swnstate)
            {
            case 0:
                //Decide on a wave here
                //default case
                game.swnstate = 1;
                game.swndelay = 5;

                if (game.swntimer <= 150)   //less than 5 seconds
                {
                    game.swnstate = 9;
                    game.swndelay = 8;
                }
                else	if (game.swntimer <= 300)    //less than 10 seconds
                {
                    game.swnstate = 6;
                    game.swndelay = 12;
                }
                else	if (game.swntimer <= 360)    //less than 12 seconds
                {
                    game.swnstate = 5+game.swnstate2;
                    game.swndelay = 15;
                }
                else	if (game.swntimer <= 420)    //less than 14 seconds
                {
                    game.swnstate = 7+game.swnstate2;
                    game.swndelay = 15;
                }
                else	if (game.swntimer <= 480)    //less than 16 seconds
                {
                    game.swnstate = 5+game.swnstate2;
                    game.swndelay = 15;
                }
                else	if (game.swntimer <= 540)    //less than 18 seconds
                {
                    game.swnstate = 7+game.swnstate2;
                    game.swndelay = 15;
                }
                else	if (game.swntimer <= 600)    //less than 20 seconds
                {
                    game.swnstate = 5+game.swnstate2;
                    game.swndelay = 15;
                }
                else	if (game.swntimer <= 900)    //less than 30 seconds
                {
                    game.swnstate = 4;
                    game.swndelay = 20;
                }
                else	if (game.swntimer <= 1050)    //less than 35 seconds
                {
                    game.swnstate = 3;
                    game.swndelay = 10;
                }
                else	if (game.swntimer <= 1200)    //less than 40 seconds
                {
                    game.swnstate = 3;
                    game.swndelay = 20;
                }
                else	if (game.swntimer <= 1500)    //less than 50 seconds
                {
                    game.swnstate = 2;
                    game.swndelay = 10;
                }
                else	if (game.swntimer <= 1650)    //less than 55 seconds
                {
                    game.swnstate = 1;
                    game.swndelay = 15;
                }
                else	if (game.swntimer <= 1800)    //less than 60 seconds
                {
                    game.swnstate = 1;
                    game.swndelay = 25;
                }

                if (game.deathcounts - game.swndeaths > 7) game.swndelay += 2;
                if (game.deathcounts - game.swndeaths > 15) game.swndelay += 2;
                if (game.deathcounts - game.swndeaths > 25) game.swndelay += 4;
                break;
            case 1:
                createentity(-150, 58 + (int(fRandom() * 6) * 20), 23, 0, 0);
                game.swnstate = 0;
                game.swndelay = 0; //return to decision state
                break;
            case 2:
                if(game.swnstate3==0)
                {
                    game.swnstate2++;
                    if (game.swnstate2 >= 6)
                    {
                        game.swnstate3 = 1;
                        game.swnstate2--;
                    }
                }
                else
                {
                    game.swnstate2--;
                    if (game.swnstate2 < 0)
                    {
                        game.swnstate3 = 0;
                        game.swnstate2++;
                    }
                }
                createentity(-150, 58 + (int(game.swnstate2) * 20), 23, 0, 0);
                game.swnstate = 0;
                game.swndelay = 0; //return to decision state
                break;
            case 3:
                createentity(320+150, 58 + (int(fRandom() * 6) * 20), 23, 1, 0);
                game.swnstate = 0;
                game.swndelay = 0; //return to decision state
                break;
            case 4:
                //left and right compliments
                game.swnstate2 = int(fRandom() * 6);
                createentity(-150, 58 + (game.swnstate2  * 20), 23, 0, 0);
                createentity(320+150, 58 + ((5-game.swnstate2) * 20), 23, 1, 0);
                game.swnstate = 0;
                game.swndelay = 0; //return to decision state
                game.swnstate2 = 0;
                break;
            case 5:
                //Top and bottom
                createentity(-150, 58, 23, 0, 0);
                createentity(-150, 58 + (5 * 20), 23, 0, 0);
                game.swnstate = 0;
                game.swndelay = 0; //return to decision state
                game.swnstate2 = 1;
                break;
            case 6:
                //Middle
                createentity(-150, 58 + (2 * 20), 23, 0, 0);
                createentity(-150, 58 + (3 * 20), 23, 0, 0);
                game.swnstate = 0;
                game.swndelay = 0; //return to decision state
                game.swnstate2 = 0;
                break;
            case 7:
                //Top and bottom
                createentity(320+150, 58, 23, 1, 0);
                createentity(320+150, 58 + (5 * 20), 23, 1, 0);
                game.swnstate = 0;
                game.swndelay = 0; //return to decision state
                game.swnstate2 = 1;
                break;
            case 8:
                //Middle
                createentity(320+150, 58 + (2 * 20), 23, 1, 0);
                createentity(320+150, 58 + (3 * 20), 23, 1, 0);
                game.swnstate = 0;
                game.swndelay = 0; //return to decision state
                game.swnstate2 = 0;
                break;
            case 9:
                if(game.swnstate3==0)
                {
                    game.swnstate2++;
                    if (game.swnstate2 >= 6)
                    {
                        game.swnstate3 = 1;
                        game.swnstate2--;
                    }
                }
                else
                {
                    game.swnstate2--;
                    if (game.swnstate2 < 0)
                    {
                        game.swnstate3 = 0;
                        game.swnstate2++;
                    }
                }
                createentity(320 + 150, 58 + (int(game.swnstate2) * 20), 23, 1, 0);
                game.swnstate = 0;
                game.swndelay = 0; //return to decision state
                break;
            }
        }
        else if (t == 1)
        {
            //Game 2, super gravitron
            switch(game.swnstate)
            {
            case 0:
                //Choose either simple or filler
                game.swnstate2 = 0;
                game.swnstate3 = 0;
                game.swnstate4 = 0;

                game.swnstate2 = int(fRandom() * 100);
                if (game.swnstate2 < 25)
                {
                    //simple
                    game.swnstate = 2;
                    game.swndelay = 0;
                }
                else
                {
                    //filler
                    game.swnstate = 4;
                    game.swndelay = 0;
                }
                game.swnstate2 = 0;
                break;
            case 1:
                //complex chain
                game.swnstate2 = int(fRandom() * 8);
                if (game.swnstate2 == 0)
                {
                    game.swnstate = 10;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 1)
                {
                    game.swnstate = 12;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 2)
                {
                    game.swnstate = 14;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 3)
                {
                    game.swnstate = 20;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 4)
                {
                    game.swnstate = 21;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 5)
                {
                    game.swnstate = 22;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 6)
                {
                    game.swnstate = 22;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 7)
                {
                    game.swnstate = 14;
                    game.swndelay = 0;
                }

                game.swnstate2 = 0;
                break;
            case 2:
                //simple chain
                game.swnstate2 = int(fRandom() * 6);
                if (game.swnstate2 == 0)
                {
                    game.swnstate = 23;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 1)
                {
                    game.swnstate = 24;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 2)
                {
                    game.swnstate = 25;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 3)
                {
                    game.swnstate = 26;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 4)
                {
                    game.swnstate = 27;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 5)
                {
                    game.swnstate = 14;
                    game.swndelay = 0;
                }

                game.swnstate2 = 0;
                break;
            case 3:
                //Choose a major action
                game.swnstate2 = int(fRandom() * 100);
                if (game.swnstate2 < 25)
                {
                    //complex
                    game.swnstate = 1;
                    game.swndelay = 0;
                }
                else
                {
                    //simple
                    game.swnstate = 2;
                    game.swndelay = 0;
                }
                break;
            case 4:
                //filler chain
                game.swnstate2 = int(fRandom() * 6);
                if (game.swnstate2 == 0)
                {
                    game.swnstate = 28;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 1)
                {
                    game.swnstate = 29;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 2)
                {
                    game.swnstate = 28;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 3)
                {
                    game.swnstate = 29;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 4)
                {
                    game.swnstate = 30;
                    game.swndelay = 0;
                }
                else if (game.swnstate2 == 5)
                {
                    game.swnstate = 31;
                    game.swndelay = 0;
                }

                game.swnstate2 = 0;
                break;
            case 10:
                gravcreate(0, 0);
                gravcreate(1, 0);
                gravcreate(2, 0);
                game.swnstate++;
                game.swndelay = 10; //return to decision state
                break;
            case 11:
                gravcreate(3, 0);
                gravcreate(4, 0);
                gravcreate(5, 0);
                game.swnstate2++;
                if(game.swnstate2==3)
                {
                    game.swnstate = 0;
                    game.swndelay = 30; //return to decision state
                }
                else
                {
                    game.swnstate--;
                    game.swndelay = 10; //return to decision state
                }
                break;
            case 12:
                gravcreate(0, 1);
                gravcreate(1, 1);
                gravcreate(2, 1);
                game.swnstate++;
                game.swndelay = 10; //return to decision state
                break;
            case 13:
                gravcreate(3, 1);
                gravcreate(4, 1);
                gravcreate(5, 1);
                game.swnstate2++;
                if(game.swnstate2==3)
                {
                    game.swnstate = 0;
                    game.swndelay = 30; //return to decision state
                }
                else
                {
                    game.swnstate--;
                    game.swndelay = 10; //return to decision state
                }
                break;
            case 14:
                gravcreate(0, 0, 0);
                gravcreate(5, 1, 0);

                game.swnstate++;
                game.swndelay = 20; //return to decision state
                break;
            case 15:
                gravcreate(1, 0);
                gravcreate(4, 1);

                game.swnstate++;
                game.swndelay = 20; //return to decision state
                break;
            case 16:
                gravcreate(2, 0);
                gravcreate(3, 1);

                game.swnstate++;
                game.swndelay = 20; //return to decision state
                break;
            case 17:
                gravcreate(3, 0);
                gravcreate(2, 1);

                game.swnstate++;
                game.swndelay = 20; //return to decision state
                break;
            case 18:
                gravcreate(4, 0);
                gravcreate(1, 1);

                game.swnstate++;
                game.swndelay = 20; //return to decision state
                break;
            case 19:
                gravcreate(5, 0);
                gravcreate(0, 1);

                game.swnstate=0;
                game.swndelay = 20; //return to decision state
                break;
            case 20:
                game.swnstate4++;
                if(game.swnstate3==0)
                {
                    game.swnstate2++;
                    if (game.swnstate2 >= 6)
                    {
                        game.swnstate3 = 1;
                        game.swnstate2--;
                    }
                }
                else
                {
                    game.swnstate2--;
                    if (game.swnstate2 < 0)
                    {
                        game.swnstate3 = 0;
                        game.swnstate2++;
                    }
                }
                createentity(-150, 58 + (int(game.swnstate2) * 20), 23, 0, 0);
                if(game.swnstate4<=6)
                {
                    game.swnstate = 20;
                    game.swndelay = 10; //return to decision state
                }
                else
                {
                    game.swnstate = 0;
                    game.swndelay = 10; //return to decision state
                }
                break;
            case 21:
                game.swnstate4++;
                if(game.swnstate3==0)
                {
                    game.swnstate2++;
                    if (game.swnstate2 >= 6)
                    {
                        game.swnstate3 = 1;
                        game.swnstate2--;
                    }
                }
                else
                {
                    game.swnstate2--;
                    if (game.swnstate2 < 0)
                    {
                        game.swnstate3 = 0;
                        game.swnstate2++;
                    }
                }
                createentity(320+150, 58 + (int(game.swnstate2) * 20), 23, 1, 0);
                if(game.swnstate4<=6)
                {
                    game.swnstate = 21;
                    game.swndelay = 10; //return to decision state
                }
                else
                {
                    game.swnstate = 0;
                    game.swndelay = 10; //return to decision state
                }
                break;
            case 22:
                game.swnstate4++;
                //left and right compliments
                game.swnstate2 = int(fRandom() * 6);
                createentity(-150, 58 + (game.swnstate2  * 20), 23, 0, 0);
                createentity(320 + 150, 58 + ((5 - game.swnstate2) * 20), 23, 1, 0);
                if(game.swnstate4<=12)
                {
                    game.swnstate = 22;
                    game.swndelay = 18; //return to decision state
                }
                else
                {
                    game.swnstate = 0;
                    game.swndelay = 18; //return to decision state
                }
                game.swnstate2 = 0;
                break;
            case 23:
                gravcreate(1, 0);
                gravcreate(2, 0, 15);
                gravcreate(2, 0, -15);
                gravcreate(3, 0, 15);
                gravcreate(3, 0, -15);
                gravcreate(4, 0);
                game.swnstate = 0;
                game.swndelay = 15; //return to decision state
                break;
            case 24:
                gravcreate(1, 1);
                gravcreate(2, 1, 15);
                gravcreate(2, 1, -15);
                gravcreate(3, 1, 15);
                gravcreate(3, 1, -15);
                gravcreate(4, 1);
                game.swnstate = 0;
                game.swndelay = 15; //return to decision state
                break;
            case 25:
                gravcreate(0, 0);
                gravcreate(1, 1,0,10);
                gravcreate(4, 1,0,-10);
                gravcreate(5, 0);
                game.swnstate = 0;
                game.swndelay = 20; //return to decision state
                break;
            case 26:
                gravcreate(0, 1, 0);
                gravcreate(1, 1, 10);
                gravcreate(4, 1, 40);
                gravcreate(5, 1, 50);
                game.swnstate = 0;
                game.swndelay = 20; //return to decision state
                break;
            case 27:
                gravcreate(0, 0, 0);
                gravcreate(1, 0, 10);
                gravcreate(4, 0, 40);
                gravcreate(5, 0, 50);
                game.swnstate = 0;
                game.swndelay = 20; //return to decision state
                break;
            case 28:
                game.swnstate4++;
                game.swnstate2 = int(fRandom() * 6);
                createentity(-150, 58 + (game.swnstate2  * 20), 23, 0, 0);
                if(game.swnstate4<=6)
                {
                    game.swnstate = 28;
                    game.swndelay = 8; //return to decision state
                }
                else
                {
                    game.swnstate = 3;
                    game.swndelay = 15; //return to decision state
                }
                game.swnstate2 = 0;
                break;
            case 29:
                game.swnstate4++;
                game.swnstate2 = int(fRandom() * 6);
                gravcreate(game.swnstate2, 1);
                if(game.swnstate4<=6)
                {
                    game.swnstate = 29;
                    game.swndelay = 8; //return to decision state
                }
                else
                {
                    game.swnstate = 3;
                    game.swndelay = 15; //return to decision state
                }
                game.swnstate2 = 0;
                break;
            case 30:
                game.swnstate4++;
                game.swnstate2 = int(fRandom() * 3);
                gravcreate(game.swnstate2, 0);
                gravcreate(5-game.swnstate2, 0);
                if(game.swnstate4<=2)
                {
                    game.swnstate = 30;
                    game.swndelay = 14; //return to decision state
                }
                else
                {
                    game.swnstate = 3;
                    game.swndelay = 15; //return to decision state
                }
                game.swnstate2 = 0;
                break;
            case 31:
                game.swnstate4++;
                game.swnstate2 = int(fRandom() * 3);
                gravcreate(game.swnstate2, 1);
                gravcreate(5-game.swnstate2, 1);
                if(game.swnstate4<=2)
                {
                    game.swnstate = 31;
                    game.swndelay = 14; //return to decision state
                }
                else
                {
                    game.swnstate = 3;
                    game.swndelay = 15; //return to decision state
                }
                game.swnstate2 = 0;
                break;
            }
        }
    }
    else
    {
        game.swndelay--;
    }
}

void entityclass::createblock( int t, int xp, int yp, int w, int h, int trig /*= 0*/ )
{
    k = blocks.size();

    blockclass block;
    switch(t)
    {
    case BLOCK: //Block
        block.type = BLOCK;
        block.xp = xp;
        block.yp = yp;
        block.wp = w;
        block.hp = h;
        block.rectset(xp, yp, w, h);
        break;
    case TRIGGER: //Trigger
        block.type = TRIGGER;
        block.x = xp;
        block.y = yp;
        block.wp = w;
        block.hp = h;
        block.rectset(xp, yp, w, h);
        block.trigger = trig;
        break;
    case DAMAGE: //Damage
        block.type = DAMAGE;
        block.x = xp;
        block.y = yp;
        block.wp = w;
        block.hp = h;
        block.rectset(xp, yp, w, h);
        break;
    case DIRECTIONAL: //Directional
        block.type = DIRECTIONAL;
        block.x = xp;
        block.y = yp;
        block.wp = w;
        block.hp = h;
        block.rectset(xp, yp, w, h);
        block.trigger = trig;
        break;
    case SAFE: //Safe block
        block.type = SAFE;
        block.xp = xp;
        block.yp = yp;
        block.wp = w;
        block.hp = h;
        block.rectset(xp, yp, w, h);
        break;
    case ACTIVITY: //Activity Zone
        block.type = ACTIVITY;
        block.x = xp;
        block.y = yp;
        block.wp = w;
        block.hp = h;
        block.rectset(xp, yp, w, h);

        //Ok, each and every activity zone in the game is initilised here. "Trig" in this case is a variable that
        //assigns all the details.
        switch(trig)
        {
        case 0: //testing zone
            block.prompt = "Press ENTER to explode";
            block.script = "intro";
            block.setblockcolour("orange");
            trig=1;
            break;
        case 1:
            block.prompt = "Press ENTER to talk to Violet";
            block.script = "talkpurple";
            block.setblockcolour("purple");
            trig=0;
            break;
        case 2:
            block.prompt = "Press ENTER to talk to Vitellary";
            block.script = "talkyellow";
            block.setblockcolour("yellow");
            trig=0;
            break;
        case 3:
            block.prompt = "Press ENTER to talk to Vermilion";
            block.script = "talkred";
            block.setblockcolour("red");
            trig=0;
            break;
        case 4:
            block.prompt = "Press ENTER to talk to Verdigris";
            block.script = "talkgreen";
            block.setblockcolour("green");
            trig=0;
            break;
        case 5:
            block.prompt = "Press ENTER to talk to Victoria";
            block.script = "talkblue";
            block.setblockcolour("blue");
            trig=0;
            break;
        case 6:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_station_1";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 7:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_outside_1";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 8:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_outside_2";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 9:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_outside_3";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 10:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_outside_4";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 11:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_outside_5";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 12:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_outside_6";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 13:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_finallevel";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 14:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_station_2";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 15:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_station_3";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 16:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_station_4";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 17:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_warp_1";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 18:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_warp_2";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 19:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_lab_1";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 20:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_lab_2";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 21:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_secretlab";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 22:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_shipcomputer";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 23:
            block.prompt = "Press ENTER to activate terminals";
            block.script = "terminal_radio";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 24:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "terminal_jukebox";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 25:
            block.prompt = "Passion for Exploring";
            block.script = "terminal_juke1";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 26:
            block.prompt = "Pushing Onwards";
            block.script = "terminal_juke2";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 27:
            block.prompt = "Positive Force";
            block.script = "terminal_juke3";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 28:
            block.prompt = "Presenting VVVVVV";
            block.script = "terminal_juke4";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 29:
            block.prompt = "Potential for Anything";
            block.script = "terminal_juke5";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 30:
            block.prompt = "Predestined Fate";
            block.script = "terminal_juke6";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 31:
            block.prompt = "Pipe Dream";
            block.script = "terminal_juke7";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 32:
            block.prompt = "Popular Potpourri";
            block.script = "terminal_juke8";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 33:
            block.prompt = "Pressure Cooker";
            block.script = "terminal_juke9";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 34:
            block.prompt = "ecroF evitisoP";
            block.script = "terminal_juke10";
            block.setblockcolour("orange");
            trig=0;
            break;
        case 35:
            block.prompt = "Press ENTER to activate terminal";
            block.script = "custom_"+customscript;
            block.setblockcolour("orange");
            trig=0;
            break;
        }
        break;
    }

    blocks.push_back(block);
}

// Remove entity, and return true if entity was successfully removed
bool entityclass::removeentity(int t)
{
    if (t < 0 || t > (int) entities.size())
    {
        puts("removeentity() out-of-bounds!");
        return true;
    }
    if (entities[t].rule == 0 && t == getplayer())
    {
        // Don't remove the player entity!
        return false;
    }
    entities.erase(entities.begin() + t);
    return true;
}

void entityclass::removeallblocks()
{
    blocks.clear();
}

void entityclass::removeblock( int t )
{
    if (t < 0 || t > (int) blocks.size())
    {
        puts("removeblock() out-of-bounds!");
        return;
    }
    blocks.erase(blocks.begin() + t);
}

void entityclass::removeblockat( int x, int y )
{
    for (size_t i = 0; i < blocks.size(); i++)
    {
        if(blocks[i].xp == int(x) && blocks[i].yp == int(y)) removeblock_iter(i);
    }
}

void entityclass::removetrigger( int t )
{
    for(size_t i=0; i<blocks.size(); i++)
    {
        if(blocks[i].type == TRIGGER && blocks[i].trigger == t)
        {
            removeblock_iter(i);
        }
    }
}

void entityclass::copylinecross( int t )
{
    if (t < 0 || t > (int) entities.size())
    {
        puts("copylinecross() out-of-bounds!");
        return;
    }
    //Copy entity t into the first free linecrosskludge entity
    linecrosskludge.push_back(entities[t]);
}

void entityclass::revertlinecross( int t, int s )
{
    if (t < 0 || t > (int) entities.size() || s < 0 || s > (int) linecrosskludge.size())
    {
        puts("revertlinecross() out-of-bounds!");
        return;
    }
    //Restore entity t info from linecrossing s
    entities[t].onentity = linecrosskludge[s].onentity;
    entities[t].state = linecrosskludge[s].state;
    entities[t].life = linecrosskludge[s].life;
}

bool entityclass::gridmatch( int p1, int p2, int p3, int p4, int p11, int p21, int p31, int p41 )
{
    if (p1 == p11 && p2 == p21 && p3 == p31 && p4 == p41) return true;
    return false;
}

int entityclass::crewcolour( int t )
{
    //Return the colour of the indexed crewmate
    switch(t)
    {
    case 0:
        return 0;
        break;
    case 1:
        return 20;
        break;
    case 2:
        return 14;
        break;
    case 3:
        return 15;
        break;
    case 4:
        return 13;
        break;
    case 5:
        return 16;
        break;
    }
    return 0;
}

void entityclass::createentity( float xp, float yp, int t, float vx /*= 0*/, float vy /*= 0*/, int p1 /*= 0*/, int p2 /*= 0*/, int p3 /*= 320*/, int p4 /*= 240 */ )
{
    k = entities.size();

    //Size 0 is a sprite
    //Size 1 is a tile
    //Beyond that are special cases (to do)
    //Size 2 is a moving platform of width 4 (32)
    //Size 3 is apparently a "bug chunky pixel"
    //Size 4 is a coin/small pickup
    //Size 5 is a horizontal line, 6 is vertical

    //Rule 0 is the playable character
    //Rule 1 is anything harmful
    //Rule 2 is anything decorative (no collisions)
    //Rule 3 is anything that results in an entity to entity collision and state change
    //Rule 4 is a horizontal line, 5 is vertical
    //Rule 6 is a crew member

#if !defined(NO_CUSTOM_LEVELS)
    // Special case for gray Warp Zone tileset!
    int room = game.roomx-100 + (game.roomy-100) * ed.maxwidth;
    bool custom_gray = room >= 0 && room < 400
    && ed.level[room].tileset == 3 && ed.level[room].tilecol == 6;
#else
    bool custom_gray = false;
#endif

    entclass entity;
    entity.xp = xp;
    entity.yp = yp;
    entity.oldxp = xp;
    entity.oldyp = yp;
    entity.type = t;
    switch(t)
    {
    case 0: //Player
        entity.rule = 0; //Playable character
        entity.tile = 0;
        entity.colour = 0;
        entity.cx = 6;
        entity.cy = 2;
        entity.w = 12;
        entity.h = 21;
        entity.dir = 1;

        if( (vx)==1) entity.invis = true;

        entity.gravity = true;
        break;
    case 1: //Simple enemy, bouncing off the walls
        entity.rule = 1;
        entity.behave = vx;
        entity.para = vy;
        entity.w = 16;
        entity.h = 16;
        entity.cx = 0;
        entity.cy = 0;

        entity.x1 = p1;
        entity.y1 = p2;
        entity.x2 = p3;
        entity.y2 = p4;

        entity.harmful = true;
        entity.tile = 24;
        entity.animate = 0;
        entity.colour = 8;

        if  (game.roomy == 111 && (game.roomx >= 113 && game.roomx <= 117))
        {
            entity.setenemy(0);
            entity.setenemyroom(game.roomx, game.roomy); //For colour
        }
        else if  (game.roomx == 113 && (game.roomy <= 110 && game.roomy >= 108))
        {
            entity.setenemy(1);
            entity.setenemyroom(game.roomx, game.roomy); //For colour
        }
        else if (game.roomx == 113 && game.roomy == 107)
        {
            //MAVVERRRICK
            entity.tile = 96;
            entity.colour = 6;
            entity.size = 9;
            entity.w = 64;
            entity.h = 44;
            entity.animate = 4;
        }
        else
        {
            entity.setenemyroom(game.roomx, game.roomy);
        }
        break;
    case 2: //A moving platform
        entity.rule = 2;
        entity.type = 1;
        entity.size = 2;
        entity.tile = 1;

        if (customplatformtile > 0){
            entity.tile = customplatformtile;
        }else if (platformtile > 0) {
            entity.tile = platformtile;
        }else{
          //appearance again depends on location
          if (gridmatch(p1, p2, p3, p4, 100, 70, 320, 160)) entity.tile = 616;
          if (gridmatch(p1, p2, p3, p4, 72, 0, 248, 240)) entity.tile = 610;
          if (gridmatch(p1, p2, p3, p4, -20, 0, 320, 240)) entity.tile = 413;

          if (gridmatch(p1, p2, p3, p4, -96, -72, 400, 312)) entity.tile = 26;
          if (gridmatch(p1, p2, p3, p4, -32, -40, 352, 264)) entity.tile = 27;
        }

        entity.w = 32;
        entity.h = 8;

        if (int(vx) <= 1) vertplatforms = true;
        if (int(vx) >= 2  && int(vx) <= 5) horplatforms = true;
        if (int(vx) == 14 || int(vx) == 15) horplatforms = true; //special case for last part of Space Station
        if (int(vx) >= 6  && int(vx) <= 7) vertplatforms = true;

        if (int(vx) >= 10  && int(vx) <= 11)
        {
            //Double sized threadmills
            entity.w = 64;
            entity.h = 8;
            vx -= 2;
            entity.size = 8;
        }

        entity.behave = vx;
        entity.para = vy;

        if (int(vx) >= 8  && int(vx) <= 9)
        {
            horplatforms = true; //threadmill!
            entity.animate = 10;
            if(customplatformtile>0){
              entity.tile = customplatformtile+4;
              if (int(vx) == 8) entity.tile += 4;
              if (int(vx) == 9) entity.animate = 11;
            }else{
              entity.settreadmillcolour(game.roomx, game.roomy);
              if (int(vx) == 8) entity.tile += 40;
              if (int(vx) == 9) entity.animate = 11;
            }
        }
        else
        {
            entity.animate = 100;
        }

        entity.x1 = p1;
        entity.y1 = p2;
        entity.x2 = p3;
        entity.y2 = p4;

        entity.isplatform = true;

        createblock(0, xp, yp, 32, 8);
        break;
    case 3: //Disappearing platforms
        entity.rule = 3;
        entity.type = 2;
        entity.size = 2;
        entity.tile = 2;
        //appearance again depends on location
        if(customplatformtile>0)
        {
          entity.tile=customplatformtile;
        }
        else if (vx > 0)
        {
            entity.tile = int(vx);
        }
        else
        {
            if(game.roomx==49 && game.roomy==52) entity.tile = 18;
            if (game.roomx == 50 && game.roomy == 52) entity.tile = 22;
        }

        entity.cy = -1;
        entity.w = 32;
        entity.h = 10;
        entity.behave = vx;
        entity.para = vy;
        entity.onentity = 1;
        entity.animate = 100;

        createblock(0, xp, yp, 32, 8);
        break;
    case 4: //Breakable blocks
        entity.rule = 6;
        entity.type = 3;
        entity.size = 1;
        entity.tile = 10;
        entity.cy = -1;
        entity.w = 8;
        entity.h = 10;
        entity.behave = vx;
        entity.para = vy;
        entity.onentity = 1;
        entity.animate = 100;

        createblock(0, xp, yp, 8, 8);
        break;
    case 5: //Gravity Tokens
        entity.rule = 3;
        entity.type = 4;
        entity.size = 0;
        entity.tile = 11;
        entity.w = 16;
        entity.h = 16;
        entity.behave = vx;
        entity.para = vy;
        entity.onentity = 1;
        entity.animate = 100;
        break;
    case 6: //Decorative particles
        entity.rule = 2;
        entity.type = 5;  //Particles
        entity.colour = 1;
        entity.size = 3;
        entity.vx = vx;
        entity.vy = vy;

        entity.life = 12;
        break;
    case 7: //Decorative particles
        entity.rule = 2;
        entity.type = 5;  //Particles
        entity.colour = 2;
        entity.size = 3;
        entity.vx = vx;
        entity.vy = vy;

        entity.life = 12;
        break;
    case 8: //Small collectibles
        entity.rule = 3;
        entity.type = 6;
        entity.size = 4;
        entity.tile = 48;
        entity.w = 8;
        entity.h = 8;
        entity.onentity = 1;
        entity.animate = 100;

        //Check if it's already been collected
        entity.para = vx;
        if (!INBOUNDS(vx, collect) || collect[vx]) return;
        break;
    case 9: //Something Shiny
        entity.rule = 3;
        entity.type = 7;
        entity.size = 0;
        entity.tile = 22;
        entity.w = 16;
        entity.h = 16;
        entity.colour = 3;
        entity.onentity = 1;
        entity.animate = 100;

        //Check if it's already been collected
        entity.para = vx;
        if (collect[vx]) return;
        break;
    case 10: //Savepoint
        entity.rule = 3;
        entity.type = 8;
        entity.size = 0;
        entity.tile = 20 + vx;
        entity.w = 16;
        entity.h = 16;
        entity.colour = 4;
        entity.onentity = 1;
        entity.animate = 100;
        entity.para = vy;

        if (game.savepoint ==  (vy))
        {
            entity.colour = 5;
            entity.onentity = 0;
        }

        if (game.nodeathmode)
        {
            return;
        }
        break;
    case 11: //Horizontal Gravity Line
        entity.rule = 4;
        entity.type = 9;
        entity.size = 5;
        entity.life = 0;
        entity.w = vx;
        entity.h = 1;
        entity.onentity = 1;
        break;
    case 12: //Vertical Gravity Line
        entity.rule = 5;
        entity.type = 10;
        entity.size = 6;
        entity.life = 0;
        entity.w = 1;
        entity.h = vx;
        //entity.colour = 0;
        entity.onentity = 1;
        break;
    case 13: //Warp token
        entity.rule = 3;
        entity.type = 11;
        entity.size = 0;
        entity.tile = 18;
        entity.w = 16;
        entity.h = 16;
        entity.colour = 10;
        entity.onentity = 1;
        entity.animate = 2;
        //Added in port, hope it doesn't break anything
        entity.behave = vx;
        entity.para = vy;
        break;
    case 14: // Teleporter
        entity.rule = 3;
        entity.type = 100;
        entity.size = 7;
        entity.tile = 1; //inactive
        entity.w = 96;
        entity.h = 96;
        entity.colour = 100;
        entity.onentity = 1;
        entity.animate = 100;
        entity.para = vy;
        break;
    case 15: // Crew Member (warp zone)
        entity.rule = 6;
        entity.type = 12; //A special case!
        entity.tile = 144;
        entity.colour = 13; //144 for sad :(
        entity.cx = 6;
        entity.cy = 2;
        entity.w = 12;
        entity.h = 21;
        entity.dir = 0;

        entity.state = vx;

        entity.gravity = true;
        break;
    case 16: // Crew Member, upside down (space station)
        entity.rule = 7;
        entity.type = 12; //A special case!
        entity.tile = 144+6;
        entity.colour = 14; //144 for sad (upside down+12):(
        entity.cx = 6;
        entity.cy = 2;
        entity.w = 12;
        entity.h = 21;
        entity.dir = 1;

        entity.state = vx;

        entity.gravity = true;
        break;
    case 17: // Crew Member (Lab)
        entity.rule = 6;
        entity.type = 12; //A special case!
        entity.tile = 144;
        entity.colour = 16; //144 for sad :(
        entity.cx = 6;
        entity.cy = 2;
        entity.w = 12;
        entity.h = 21;
        entity.dir = 1;

        entity.state = vx;

        entity.gravity = true;
        break;
    case 18: // Crew Member (Ship)
        //This is the scriping crewmember
        entity.rule = 6;
        entity.type = 12; //A special case!
        entity.colour = vx;
        if (int(vy) == 0)
        {
            entity.tile = 0;
        }
        else
        {
            entity.tile = 144;
        }
        entity.cx = 6;
        entity.cy = 2;
        entity.w = 12;
        entity.h = 21;
        entity.dir = 0;

        entity.state = p1;
        entity.para = p2;

        if (p1 == 17)
        {
            entity.dir = p2;
        }

        entity.gravity = true;
        break;
    case 19: // Crew Member (Ship) More tests!
        entity.rule = 6;
        entity.type = 12; //A special case!
        entity.tile = 0;
        entity.colour = 6; //54 for sad :(
        entity.cx = 6;
        entity.cy = 2;
        entity.w = 12;
        entity.h = 21;
        entity.dir = 1;

        entity.state = vx;

        entity.gravity = true;
        break;
    case 20: //Terminal
        entity.rule = 3;
        entity.type = 13;
        entity.size = 0;
        entity.tile = 16 + vx;
        entity.w = 16;
        entity.h = 16;
        entity.colour = 4;
        entity.onentity = 1;
        entity.animate = 100;
        entity.para = vy;
        break;
    case 21: //as above, except doesn't highlight
        entity.rule = 3;
        entity.type = 13;
        entity.size = 0;
        entity.tile = 16 + vx;
        entity.w = 16;
        entity.h = 16;
        entity.colour = 4;
        entity.onentity = 0;
        entity.animate = 100;
        entity.para = vy;
        break;
    case 22: //Fake trinkets, only appear if you've collected them
        entity.rule = 3;
        entity.type = 7;
        entity.size = 0;
        entity.tile = 22;
        entity.w = 16;
        entity.h = 16;
        entity.colour = 3;
        entity.onentity = 0;
        entity.animate = 100;

        //Check if it's already been collected
        entity.para = vx;
        if (INBOUNDS(vx, collect) && !collect[ (vx)]) return;
        break;
    case 23: //SWN Enemies
        //Given a different behavior, these enemies are especially for SWN mode and disappear outside the screen.
        entity.rule = 1;
        entity.type = 23;
        entity.behave = vx;
        entity.para = vy;
        entity.w = 16;
        entity.h = 16;
        entity.cx = 0;
        entity.cy = 0;

        entity.x1 = -2000;
        entity.y1 = -100;
        entity.x2 = 5200;
        entity.y2 = 340;

        entity.harmful = true;

        //initilise tiles here based on behavior
        entity.size = 12; //don't wrap around
        entity.colour = 21;
        entity.tile = 78; //default case
        entity.animate = 1;
        if (game.swngame == 1)
        {
            //set colour based on current state
            entity.colour = swncolour(game.swncolstate);
        }
        break;
    case 24: // Super Crew Member
        //This special crewmember is way more advanced than the usual kind, and can interact with game objects
        entity.rule = 6;
        entity.type = 14; //A special case!
        entity.colour = vx;
        if( (vx)==16)
        {
            //victoria is sad!
            if (int(vy) == 2) vy = 1;
        }
        else
        {
            if (int(vy) == 2) vy = 0;
        }
        if (int(vy) == 0)
        {
            entity.tile = 0;
        }
        else
        {
            entity.tile = 144;
        }
        entity.cx = 6;
        entity.cy = 2;
        entity.w = 12;
        entity.h = 21;
        entity.dir = 1;

        entity.x1 = -2000;
        entity.y1 = -100;
        entity.x2 = 5200;
        entity.y2 = 340;

        entity.state = p1;
        entity.para = p2;

        if (p1 == 17)
        {
            entity.dir = p2;
        }

        entity.gravity = true;
        break;
    case 25: //Trophies
        entity.rule = 3;
        entity.type = 15;
        entity.size = 0;
        entity.w = 16;
        entity.h = 16;
        entity.colour = 4;
        entity.onentity = 1;
        entity.animate = 100;
        entity.para = vy;

        //Decide tile here based on given achievement: both whether you have them and what they are
        //default is just a trophy base:
        entity.tile = 180 + vx;
        switch(int(vy))
        {
        case 1:
            if(game.bestrank[0]>=3)
            {
                entity.tile = 184 + vx;
                entity.colour = 31;
            }
            break;
        case 2:
            if(game.bestrank[1]>=3)
            {
                entity.tile = 186 + vx;
                entity.colour = 35;
            }
            break;
        case 3:
            if(game.bestrank[2]>=3)
            {
                entity.tile = 184 + vx;
                entity.colour = 33;
            }
            break;
        case 4:
            if(game.bestrank[3]>=3)
            {
                entity.tile = 184 + vx;
                entity.colour = 32;
            }
            break;
        case 5:
            if(game.bestrank[4]>=3)
            {
                entity.tile = 184 + vx;
                entity.colour = 34;
            }
            break;
        case 6:
            if(game.bestrank[5]>=3)
            {
                entity.tile = 184 + vx;
                entity.colour = 30;
            }
            break;

        case 7:
            if(game.unlock[5])
            {
                entity.tile = 188 + vx;
                entity.colour = 37;
                entity.h += 3;
            }
            break;
        case 8:
            if(game.unlock[19])
            {
                entity.tile = 188 + vx;
                entity.colour = 37;
                entity.h += 3;
            }
            break;

        case 9:
            if (game.bestgamedeaths > -1)
            {
                if (game.bestgamedeaths <= 50)
                {
                    entity.tile = 182 + vx;
                    entity.colour = 40;
                }
            }
            break;
        case 10:
            if (game.bestgamedeaths > -1)
            {
                if (game.bestgamedeaths <= 100)
                {
                    entity.tile = 182 + vx;
                    entity.colour = 36;
                }
            }
            break;
        case 11:
            if (game.bestgamedeaths > -1)
            {
                if (game.bestgamedeaths <= 250)
                {
                    entity.tile = 182 + vx;
                    entity.colour = 38;
                }
            }
            break;
        case 12:
            if (game.bestgamedeaths > -1)
            {
                if (game.bestgamedeaths <= 500)
                {
                    entity.tile = 182 + vx;
                    entity.colour = 39;
                }
            }
            break;

        case 13:
            if(game.swnbestrank>=1)
            {
                entity.tile = 182 + vx;
                entity.colour = 39;
            }
            break;
        case 14:
            if(game.swnbestrank>=2)
            {
                entity.tile =  (182 + vx);
                entity.colour = 39;
            }
            break;
        case 15:
            if(game.swnbestrank>=3)
            {
                entity.tile =  (182 + vx);
                entity.colour = 39;
            }
            break;
        case 16:
            if(game.swnbestrank>=4)
            {
                entity.tile =  (182 + vx);
                entity.colour = 38;
            }
            break;
        case 17:
            if(game.swnbestrank>=5)
            {
                entity.tile =  (182 + vx);
                entity.colour = 36;
            }
            break;
        case 18:
            if(game.swnbestrank>=6)
            {
                entity.tile =  (182 + vx);
                entity.colour = 40;
            }
            break;

        case 19:
            if(game.unlock[20])
            {
                entity.tile = 3;
                entity.colour = 102;
                entity.size = 13;
                entity.xp -= 64;
                entity.yp -= 128;
            }
            break;

        }

        break;
    case 26: //Epilogue super warp token
        entity.rule = 3;
        entity.type = 11;
        entity.size = 0;
        entity.tile = 18;
        entity.w = 16;
        entity.h = 16;
        entity.colour = 3;
        entity.onentity = 0;
        entity.animate = 100;
        entity.para = vy;
        entity.size = 13;
        break;

    case 51: //Vertical Warp Line
        entity.rule = 5;
        entity.type = 51;
        entity.size = 6;
        entity.life = 0;
        entity.w = 1;
        entity.h = vx;
        //entity.colour = 0;
        entity.onentity = 1;
        entity.invis=true;
        if (map.custommode) customwarpmode = true;
        break;
      case 52: //Vertical Warp Line
        entity.rule = 5;
        entity.type = 52;
        entity.size = 6;
        entity.life = 0;
        entity.w = 1;
        entity.h = vx;
        //entity.colour = 0;
        entity.onentity = 1;
        entity.invis=true;
        if (map.custommode) customwarpmode = true;
        break;
      case 53: //Horizontal Warp Line
        entity.rule = 7;
        entity.type = 53;
        entity.size = 5;
        entity.life = 0;
        entity.w = vx;
        entity.h = 1;
        entity.onentity = 1;
        entity.invis=true;
        if (map.custommode) customwarpmode = true;
        break;
      case 54: //Horizontal Warp Line
        entity.rule = 7;
        entity.type = 54;
        entity.size = 5;
        entity.life = 0;
        entity.w = vx;
        entity.h = 1;
        entity.onentity = 1;
        entity.invis=true;
        if (map.custommode) customwarpmode = true;
        break;
      case 55: // Crew Member (custom, collectable)
        //1 - position in array
        //2 - colour
        entity.rule = 3;
        entity.type = 55;
        if(customcrewmoods[int(vy)]==1){
          entity.tile = 144;
        }else{
          entity.tile = 0;
        }
        entity.colour = crewcolour(int(vy));
        entity.cx = 6;
        entity.cy = 2;
        entity.w = 12;
        entity.h = 21;
        entity.dir = 0;

        entity.state = 0;
        entity.onentity = 1;
        //entity.state = vx;

        entity.gravity = true;

        //Check if it's already been collected
        entity.para = vx;
        if (!INBOUNDS(vx, customcollect) || customcollect[vx]) return;
        break;
      case 56: //Custom enemy
        entity.rule = 1;
        entity.type = 1;
        entity.behave = vx;
        entity.para = vy;
        entity.w = 16;
        entity.h = 16;
        entity.cx = 0;
        entity.cy = 0;

        entity.x1 = p1;
        entity.y1 = p2;
        entity.x2 = p3;
        entity.y2 = p4;

        entity.harmful = true;

        switch(customenemy){
          case 0: entity.setenemyroom(4+100, 0+100); break;
          case 1: entity.setenemyroom(2+100, 0+100); break;
          case 2: entity.setenemyroom(12+100, 3+100); break;
          case 3: entity.setenemyroom(13+100, 12+100); break;
          case 4: entity.setenemyroom(16+100, 9+100); break;
          case 5: entity.setenemyroom(19+100, 1+100); break;
          case 6: entity.setenemyroom(19+100, 2+100); break;
          case 7: entity.setenemyroom(18+100, 3+100); break;
          case 8: entity.setenemyroom(16+100, 0+100); break;
          case 9: entity.setenemyroom(14+100, 2+100); break;
          default: entity.setenemyroom(4+100, 0+100); break;
        }

        //Set colour based on room tile
         //Set custom colours
        if(customplatformtile>0){
          int entcol=(customplatformtile/12);
          switch(entcol){
            //RED
            case 3: case 7: case 12: case 23: case 28:
            case 34: case 42: case 48: case 58:
              entity.colour = 6; break;
            //GREEN
            case 5: case 9: case 22: case 25: case 29:
            case 31: case 38: case 46: case 52: case 53:
              entity.colour = 7; break;
            //BLUE
            case 1: case 6: case 14: case 27: case 33:
            case 44: case 50: case 57:
              entity.colour = 12; break;
            //YELLOW
            case 4: case 17: case 24: case 30: case 37:
            case 45: case 51: case 55:
              entity.colour = 9; break;
            //PURPLE
            case 2: case 11: case 15: case 19: case 32:
            case 36: case 49:
              entity.colour = 20; break;
            //CYAN
            case 8: case 10: case 13: case 18: case 26:
            case 35: case 41: case 47: case 54:
              entity.colour = 11; break;
            //PINK
            case 16: case 20: case 39: case 43: case 56:
              entity.colour = 8; break;
            //ORANGE
            case 21: case 40:
              entity.colour = 17; break;
            default:
              entity.colour = 6;
            break;
          }
        }

        if(custom_gray){
          entity.colour = 18;
        }

        break;
    }

    entity.drawframe = entity.tile;
    if (!entity.invis)
    {
        entity.updatecolour();
    }
    if (entity.type == 1)
    {
        switch (entity.animate)
        {
        case 0: // Simple Loop
        case 1: // Simple Loop
        case 2: // Simpler Loop (just two frames)
        case 5: // Simpler Loop (just two frames) (slower)
        case 7: // Simpler Loop (just two frames) (slower) (with directions!)
        case 11: // Conveyor right
            entity.drawframe++;
            break;
        case 3: // Simpler Loop (just two frames, but double sized)
        case 4: // Simpler Loop (just two frames, but double sized) (as above, but slower)
        case 6: // Normal Loop (four frames, double sized)
            entity.drawframe += 2;
            break;
        case 10: // Conveyor left
            entity.drawframe += 3;
            break;
        default:
            break;
        }
    }
    else if (entity.type == 2 && entity.animate == 2)
    {
        entity.drawframe++;
    }

    entities.push_back(entity);
}

//Returns true if entity is removed
bool entityclass::updateentities( int i )
{
    if (i < 0 || i >= (int) entities.size())
    {
        puts("updateentities() out-of-bounds!");
        return true;
    }

    if(entities[i].statedelay<=0)
    {
        switch(entities[i].type)
        {
        case 0:  //Player
            break;
        case 1:  //Movement behaviors
            //Enemies can have a number of different behaviors:
            switch(entities[i].behave)
            {
            case 0: //Bounce, Start moving down
                if (entities[i].state == 0)   //Init
                {
                    entities[i].state = 3;
                    bool entitygone = updateentities(i);
                    if (entitygone) return true;
                }
                else if (entities[i].state == 1)
                {
                    if (entities[i].outside()) entities[i].state = entities[i].onwall;
                }
                else if (entities[i].state == 2)
                {
                    entities[i].vy = -entities[i].para;
                    entities[i].onwall = 3;
                    entities[i].state = 1;
                }
                else if (entities[i].state == 3)
                {
                    entities[i].vy = entities[i].para;
                    entities[i].onwall = 2;
                    entities[i].state = 1;
                }
                break;
            case 1: //Bounce, Start moving up
                if (entities[i].state == 0)   //Init
                {
                    entities[i].state = 2;
                    bool entitygone = updateentities(i);
                    if (entitygone) return true;
                }
                else if (entities[i].state == 1)
                {
                    if (entities[i].outside()) entities[i].state = entities[i].onwall;
                }
                else if (entities[i].state == 2)
                {
                    entities[i].vy = -entities[i].para;
                    entities[i].onwall = 3;
                    entities[i].state = 1;
                }
                else if (entities[i].state == 3)
                {
                    entities[i].vy = entities[i].para;
                    entities[i].onwall = 2;
                    entities[i].state = 1;
                }
                break;
            case 2: //Bounce, Start moving left
                if (entities[i].state == 0)   //Init
                {
                    entities[i].state = 3;
                    bool entitygone = updateentities(i);
                    if (entitygone) return true;
                }
                else if (entities[i].state == 1)
                {
                    if (entities[i].outside()) entities[i].state = entities[i].onwall;
                }
                else if (entities[i].state == 2)
                {
                    entities[i].vx = entities[i].para;
                    entities[i].onwall = 3;
                    entities[i].state = 1;
                }
                else if (entities[i].state == 3)
                {
                    entities[i].vx = -entities[i].para;
                    entities[i].onwall = 2;
                    entities[i].state = 1;
                }
                break;
            case 3: //Bounce, Start moving right
                if (entities[i].state == 0)   //Init
                {
                    entities[i].state = 3;
                    bool entitygone = updateentities(i);
                    if (entitygone) return true;
                }
                else if (entities[i].state == 1)
                {
                    if (entities[i].outside()) entities[i].state = entities[i].onwall;
                }
                else if (entities[i].state == 2)
                {
                    entities[i].vx = -entities[i].para;
                    entities[i].onwall = 3;
                    entities[i].state = 1;
                }
                else if (entities[i].state == 3)
                {
                    entities[i].vx = entities[i].para;
                    entities[i].onwall = 2;
                    entities[i].state = 1;
                }
                break;
            case 4: //Always move left
                if (entities[i].state == 0)   //Init
                {
                    entities[i].vx = entities[i].para;
                }
                break;
            case 5: //Always move right
                if (entities[i].state == 0)
                {
                    //Init
                    entities[i].vx = static_cast<int>(entities[i].para);
                    entities[i].state = 1;
                    entities[i].onwall = 2;
                }
                else if (entities[i].state == 2)
                {
                    entities[i].vx = 0;
                    entities[i].onwall = 0;
                    entities[i].xp -=  static_cast<int>(entities[i].para);
                    entities[i].statedelay=8;
                    entities[i].state=0;
                }
                break;
            case 6: //Always move up
                if (entities[i].state == 0)   //Init
                {
                    entities[i].vy = static_cast<int>(entities[i].para);
                    entities[i].state = 1;
                    entities[i].onwall = 2;
                }
                else if (entities[i].state == 2)
                {
                    entities[i].vy = static_cast<int>(-entities[i].para);
                    entities[i].onwall = 0;
                    entities[i].yp -=  (entities[i].para);
                    entities[i].statedelay=8;
                    entities[i].state=0;
                }
                break;
            case 7: //Always move down
                if (entities[i].state == 0)   //Init
                {
                    entities[i].vx = static_cast<int>(entities[i].para);
                }
                break;
            case 8:
            case 9:
                //Threadmill: don't move, just impart velocity
                if (entities[i].state == 0)   //Init
                {
                    entities[i].vx = 0;
                    entities[i].state = 1;
                    entities[i].onwall = 0;
                }
                break;
            case 10:
                //Emitter: shoot an enemy every so often
                if (entities[i].state == 0)
                {
                    createentity(entities[i].xp+28, entities[i].yp, 1, 10, 1);
                    entities[i].state = 1;
                    entities[i].statedelay = 12;
                }
                else if (entities[i].state == 1)
                {
                    entities[i].state = 0;
                }
                break;
            case 11: //Always move right, destroy when outside screen
                if (entities[i].state == 0)   //Init
                {
                    entities[i].vx = entities[i].para;
                    entities[i].state = 1;
                }
                else if (entities[i].state == 1)
                {
                    if (entities[i].xp >= 335)
                    {
                        return removeentity(i);
                    }
                    if (game.roomx == 117)
                    {
                        if (entities[i].xp >= (33*8)-32)
                        {
                            return removeentity(i);
                        }
                        //collector for LIES
                    }
                }
                break;
            case 12:
                //Emitter: shoot an enemy every so often (up)
                if (entities[i].state == 0)
                {
                    createentity(entities[i].xp, entities[i].yp, 1, 12, 1);
                    entities[i].state = 1;
                    entities[i].statedelay = 16;
                }
                else if (entities[i].state == 1)
                {
                    entities[i].state = 0;
                }
                break;
            case 13: //Always move up, destroy when outside screen
                if (entities[i].state == 0)   //Init
                {
                    entities[i].vy = entities[i].para;
                    entities[i].state = 1;
                }
                else if (entities[i].state == 1)
                {
                    if (entities[i].yp <= -60)
                    {
                        return removeentity(i);
                    }
                    if (game.roomy == 108)
                    {
                        if (entities[i].yp <= 60)
                        {
                            return removeentity(i);
                        }
                        //collector for factory
                    }
                }
                break;
            case 14: //Very special hack: as two, but doesn't move in specific circumstances
                if (entities[i].state == 0)   //Init
                {
                    for (size_t j = 0; j < entities.size(); j++)
                    {
                        if (entities[j].type == 2 && entities[j].state== 3 && entities[j].xp == (entities[i].xp-32) )
                        {
                            entities[i].state = 3;
                            bool entitygone = updateentities(i);
                            if (entitygone) return true;
                        }
                    }
                }
                else if (entities[i].state == 1)
                {
                    if (entities[i].outside()) entities[i].state = entities[i].onwall;
                }
                else if (entities[i].state == 2)
                {
                    entities[i].vx = entities[i].para;
                    entities[i].onwall = 3;
                    entities[i].state = 1;
                }
                else if (entities[i].state == 3)
                {
                    entities[i].vx = -entities[i].para;
                    entities[i].onwall = 2;
                    entities[i].state = 1;
                }
                break;
            case 15: //As above, but for 3!
                if (entities[i].state == 0)   //Init
                {
                    for (size_t j = 0; j < entities.size(); j++)
                    {
                        if (entities[j].type == 2 && entities[j].state==3 && entities[j].xp==entities[i].xp+32)
                        {
                            entities[i].state = 3;
                            bool entitygone = updateentities(i);
                            if (entitygone) return true;
                        }
                    }
                }
                else if (entities[i].state == 1)
                {
                    if (entities[i].outside()) entities[i].state = entities[i].onwall;
                }
                else if (entities[i].state == 2)
                {
                    entities[i].vx = -entities[i].para;
                    entities[i].onwall = 3;
                    entities[i].state = 1;
                }
                else if (entities[i].state == 3)
                {
                    entities[i].vx = entities[i].para;
                    entities[i].onwall = 2;
                    entities[i].state = 1;
                }
                break;
            case 16: //MAVERICK BUS FOLLOWS HIS OWN RULES
                if (entities[i].state == 0)   //Init
                {
                    int player = getplayer();
                    //first, y position
                    if (player > -1 && entities[player].yp > 14 * 8)
                    {
                        entities[i].tile = 120;
                        entities[i].yp = (28*8)-62;
                        entities[i].oldyp = (28*8)-62;
                    }
                    else
                    {
                        entities[i].tile = 96;
                        entities[i].yp = 24;
                        entities[i].oldyp = 24;
                    }
                    //now, x position
                    if (player > -1 && entities[player].xp > 20 * 8)
                    {
                        //approach from the left
                        entities[i].xp = -64;
                        entities[i].oldxp = -64;
                        entities[i].state = 2;
                        bool entitygone = updateentities(i); //right
                        if (entitygone) return true;
                    }
                    else
                    {
                        //approach from the left
                        entities[i].xp = 320;
                        entities[i].oldxp = 320;
                        entities[i].state = 3;
                        bool entitygone = updateentities(i); //left
                        if (entitygone) return true;
                    }

                }
                else if (entities[i].state == 1)
                {
                    if (entities[i].outside()) entities[i].state = entities[i].onwall;
                }
                else if (entities[i].state == 2)
                {
                    entities[i].vx = int(entities[i].para);
                    entities[i].onwall = 3;
                    entities[i].state = 1;
                }
                else if (entities[i].state == 3)
                {
                    entities[i].vx = int(-entities[i].para);
                    entities[i].onwall = 2;
                    entities[i].state = 1;
                }
                break;
            case 17: //Special for ASCII Snake (left)
                if (entities[i].state == 0)   //Init
                {
                    entities[i].statedelay = 6;
                    entities[i].xp -=  int(entities[i].para);
                    entities[i].oldxp -=  int(entities[i].para);
                }
                break;
            case 18: //Special for ASCII Snake (right)
                if (entities[i].state == 0)   //Init
                {
                    entities[i].statedelay = 6;
                    entities[i].xp += int(entities[i].para);
                    entities[i].oldxp += int(entities[i].para);
                }
                break;
            }
            break;
        case 2: //Disappearing platforms
            //wait for collision
            if (entities[i].state == 1)
            {
                entities[i].life = 12;
                entities[i].state = 2;
                entities[i].onentity = 0;

                music.playef(7);
            }
            else if (entities[i].state == 2)
            {
                entities[i].life--;
                if (entities[i].life % 3 == 0) entities[i].tile++;
                if (entities[i].life <= 0)
                {
                    removeblockat(entities[i].xp, entities[i].yp);
                    entities[i].state = 3;// = false;
                    entities[i].invis = true;
                }
            }
            else if (entities[i].state == 3)
            {
                //wait until recharged!
            }
            else if (entities[i].state == 4)
            {
                //restart!
                createblock(0, entities[i].xp, entities[i].yp, 32, 8);
                entities[i].state = 4;
                entities[i].invis = false;
                entities[i].tile--;
                entities[i].state++;
                entities[i].onentity = 1;
            }
            else if (entities[i].state == 5)
            {
                entities[i].life+=3;
                if (entities[i].life % 3 == 0) entities[i].tile--;
                if (entities[i].life >= 12)
                {
                    entities[i].life = 12;
                    entities[i].state = 0;
                    entities[i].tile++;
                }
            }
            break;
        case 3: //Breakable blocks
            //Only counts if vy of player entity is non zero
            if (entities[i].state == 1)
            {
                entities[i].life = 4;
                entities[i].state = 2;
                entities[i].onentity = 0;
                music.playef(6);
            }
            else if (entities[i].state == 2)
            {
                entities[i].life--;
                entities[i].tile++;
                if (entities[i].life <= 0)
                {
                    removeblockat(entities[i].xp, entities[i].yp);
                    return removeentity(i);
                }
            }
            break;
        case 4: //Gravity token
            //wait for collision
            if (entities[i].state == 1)
            {
                game.gravitycontrol = (game.gravitycontrol + 1) % 2;
                return removeentity(i);

            }
            break;
        case 5:  //Particle sprays
            if (entities[i].state == 0)
            {
                entities[i].life--;
                if (entities[i].life < 0)
                {
                    return removeentity(i);
                }
            }
            break;
        case 6: //Small pickup
            //wait for collision
            if (entities[i].state == 1)
            {
                music.playef(4);
                collect[entities[i].para] = true;

                return removeentity(i);
            }
            break;
        case 7: //Found a trinket
            //wait for collision
            if (entities[i].state == 1)
            {
                if (INBOUNDS(entities[i].para, collect))
                {
                    collect[entities[i].para] = true;
                }

                if (game.intimetrial)
                {
                    music.playef(25);
                }
                else
                {
                    game.state = 1000;
                    if(music.currentsong!=-1) music.silencedasmusik();
                    music.playef(3);
                    if (game.trinkets() > game.stat_trinkets && !map.custommode)
                    {
                        game.stat_trinkets = game.trinkets();
                    }
                }

                return removeentity(i);
            }
            break;
        case 8: //Savepoints
            //wait for collision
            if (entities[i].state == 1)
            {
                //First, deactivate all other savepoints
                for (size_t j = 0; j < entities.size(); j++)
                {
                    if (entities[j].type == 8)
                    {
                        entities[j].colour = 4;
                        entities[j].onentity = 1;
                    }
                }
                entities[i].colour = 5;
                entities[i].onentity = 0;
                game.savepoint = entities[i].para;
                music.playef(5);

                game.savex = entities[i].xp - 4;

                if (entities[i].tile == 20)
                {
                    game.savey = entities[i].yp - 1;
                    game.savegc = 1;
                }
                else if (entities[i].tile == 21)
                {
                    game.savey = entities[i].yp-8;
                    game.savegc = 0;
                }

                game.saverx = game.roomx;
                game.savery = game.roomy;
                int player = getplayer();
                if (player > -1)
                {
                    game.savedir = entities[player].dir;
                }
                entities[i].state = 0;
            }
            break;
        case 9: //Gravity Lines
            if (entities[i].state == 1)
            {
                entities[i].life--;
                entities[i].onentity = 0;

                if (entities[i].life <= 0)
                {
                    entities[i].state = 0;
                    entities[i].onentity = 1;
                }
            }
            break;
        case 10: //Vertical gravity Lines
            if (entities[i].state == 1)
            {
                entities[i].onentity = 3;
                entities[i].state = 2;


                music.playef(8);
                game.gravitycontrol = (game.gravitycontrol + 1) % 2;
                game.totalflips++;
                temp = getplayer();
                if (game.gravitycontrol == 0)
                {
                    if (temp > -1 && entities[temp].vy < 3) entities[temp].vy = 3;
                }
                else
                {
                    if (temp > -1 && entities[temp].vy > -3) entities[temp].vy = -3;
                }
            }
            else if (entities[i].state == 2)
            {
                entities[i].life--;
                if (entities[i].life <= 0)
                {
                    entities[i].state = 0;
                    entities[i].onentity = 1;
                }
            }
            else if (entities[i].state == 3)
            {
                entities[i].state = 2;
                entities[i].life = 4;
                entities[i].onentity = 3;
            }
            else if (entities[i].state == 4)
            {
                //Special case for room initilisations: As state one, except without the reversal
                entities[i].onentity = 3;
                entities[i].state = 2;
            }
            break;
        case 11: //Warp point
            //wait for collision
            if (entities[i].state == 1)
            {
                //Depending on the room the warp point is in, teleport to a new location!
                entities[i].onentity = 0;
                //play a sound or somefink
                music.playef(10);
                game.teleport = true;

                game.edteleportent = i;
                //for the multiple room:
                if (int(entities[i].xp) == 12*8) game.teleportxpos = 1;
                if (int(entities[i].xp) == 5*8) game.teleportxpos = 2;
                if (int(entities[i].xp) == 28*8) game.teleportxpos = 3;
                if (int(entities[i].xp) == 21*8) game.teleportxpos = 4;
            }
            break;
        case 12: //Crew member
            //Somewhat complex AI: exactly what they do depends on room, location, state etc
            //At state 0, do nothing at all.
            if (entities[i].state == 1)
            {
                //happy!
                if (entities[k].rule == 6)	entities[k].tile = 0;
                if (entities[k].rule == 7)	entities[k].tile = 6;
                //Stay close to the hero!
                int j = getplayer();
                if (j > -1 && entities[j].xp > entities[i].xp + 5)
                {
                    entities[i].dir = 1;
                }
                else if (j > -1 && entities[j].xp < entities[i].xp - 5)
                {
                    entities[i].dir = 0;
                }

                if (j > -1 && entities[j].xp > entities[i].xp + 45)
                {
                    entities[i].ax = 3;
                }
                else if (j > -1 && entities[j].xp < entities[i].xp - 45)
                {
                    entities[i].ax = -3;
                }

                //Special rules:
                if (game.roomx == 110 && game.roomy == 105)
                {
                    if (entities[i].xp < 155)
                    {
                        if (entities[i].ax < 0) entities[i].ax = 0;
                    }
                }
            }
            else if (entities[i].state == 2)
            {
                //Basic rules, don't change expression
                int j = getplayer();
                if (j > -1 && entities[j].xp > entities[i].xp + 5)
                {
                    entities[i].dir = 1;
                }
                else if (j > -1 && entities[j].xp < entities[i].xp - 5)
                {
                    entities[i].dir = 0;
                }

                if (j > -1 && entities[j].xp > entities[i].xp + 45)
                {
                    entities[i].ax = 3;
                }
                else if (j > -1 && entities[j].xp < entities[i].xp - 45)
                {
                    entities[i].ax = -3;
                }
            }
            else if (entities[i].state == 10)
            {
                //Everything from 10 on is for cutscenes
                //Basic rules, don't change expression
                int j = getplayer();
                if (j > -1 && entities[j].xp > entities[i].xp + 5)
                {
                    entities[i].dir = 1;
                }
                else if (j > -1 && entities[j].xp < entities[i].xp - 5)
                {
                    entities[i].dir = 0;
                }

                if (j > -1 && entities[j].xp > entities[i].xp + 45)
                {
                    entities[i].ax = 3;
                }
                else if (j > -1 && entities[j].xp < entities[i].xp - 45)
                {
                    entities[i].ax = -3;
                }
            }
            else if (entities[i].state == 11)
            {
                //11-15 means to follow a specific character, in crew order (cyan, purple, yellow, red, green, blue)
                int j=getcrewman(1); //purple
                if (entities[j].xp > entities[i].xp + 5)
                {
                    entities[i].dir = 1;
                }
                else if (entities[j].xp < entities[i].xp - 5)
                {
                    entities[i].dir = 0;
                }

                if (entities[j].xp > entities[i].xp + 45)
                {
                    entities[i].ax = 3;
                }
                else if (entities[j].xp < entities[i].xp - 45)
                {
                    entities[i].ax = -3;
                }
            }
            else if (entities[i].state == 12)
            {
                //11-15 means to follow a specific character, in crew order (cyan, purple, yellow, red, green, blue)
                int j=getcrewman(2); //yellow
                if (entities[j].xp > entities[i].xp + 5)
                {
                    entities[i].dir = 1;
                }
                else if (entities[j].xp < entities[i].xp - 5)
                {
                    entities[i].dir = 0;
                }

                if (entities[j].xp > entities[i].xp + 45)
                {
                    entities[i].ax = 3;
                }
                else if (entities[j].xp < entities[i].xp - 45)
                {
                    entities[i].ax = -3;
                }
            }
            else if (entities[i].state == 13)
            {
                //11-15 means to follow a specific character, in crew order (cyan, purple, yellow, red, green, blue)
                int j=getcrewman(3); //red
                if (entities[j].xp > entities[i].xp + 5)
                {
                    entities[i].dir = 1;
                }
                else if (entities[j].xp < entities[i].xp - 5)
                {
                    entities[i].dir = 0;
                }

                if (entities[j].xp > entities[i].xp + 45)
                {
                    entities[i].ax = 3;
                }
                else if (entities[j].xp < entities[i].xp - 45)
                {
                    entities[i].ax = -3;
                }
            }
            else if (entities[i].state == 14)
            {
                //11-15 means to follow a specific character, in crew order (cyan, purple, yellow, red, green, blue)
                int j=getcrewman(4); //green
                if (entities[j].xp > entities[i].xp + 5)
                {
                    entities[i].dir = 1;
                }
                else if (entities[j].xp < entities[i].xp - 5)
                {
                    entities[i].dir = 0;
                }

                if (entities[j].xp > entities[i].xp + 45)
                {
                    entities[i].ax = 3;
                }
                else if (entities[j].xp < entities[i].xp - 45)
                {
                    entities[i].ax = -3;
                }
            }
            else if (entities[i].state == 15)
            {
                //11-15 means to follow a specific character, in crew order (cyan, purple, yellow, red, green, blue)
                int j=getcrewman(5); //blue
                if (entities[j].xp > entities[i].xp + 5)
                {
                    entities[i].dir = 1;
                }
                else if (entities[j].xp < entities[i].xp - 5)
                {
                    entities[i].dir = 0;
                }

                if (entities[j].xp > entities[i].xp + 45)
                {
                    entities[i].ax = 3;
                }
                else if (entities[j].xp < entities[i].xp - 45)
                {
                    entities[i].ax = -3;
                }
            }
            else if (entities[i].state == 16)
            {
                //Follow a position: given an x coordinate, seek it out.
                if (entities[i].para > entities[i].xp + 5)
                {
                    entities[i].dir = 1;
                }
                else if (entities[i].para < entities[i].xp - 5)
                {
                    entities[i].dir = 0;
                }

                if (entities[i].para > entities[i].xp + 45)
                {
                    entities[i].ax = 3;
                }
                else if (entities[i].para < entities[i].xp - 45)
                {
                    entities[i].ax = -3;
                }
            }
            else if (entities[i].state == 17)
            {
                //stand still
            }
            else if (entities[i].state == 18)
            {
                //Stand still and face the player
                int j = getplayer();
                if (j > -1 && entities[j].xp > entities[i].xp + 5)
                {
                    entities[i].dir = 1;
                }
                else if (j > -1 && entities[j].xp < entities[i].xp - 5)
                {
                    entities[i].dir = 0;
                }
            }
            else if (entities[i].state == 19)
            {
                //Walk right off the screen after time t
                if (entities[i].para <= 0)
                {
                    entities[i].dir = 1;
                    entities[i].ax = 3;
                }
                else
                {
                    entities[i].para--;
                }
            }
            else if (entities[i].state == 20)
            {
                //Panic! For briefing script
                if (entities[i].life == 0)
                {
                    //walk left for a bit
                    entities[i].ax = 0;
                    if (40 > entities[i].xp + 5)
                    {
                        entities[i].dir = 1;
                    }
                    else if (40 < entities[i].xp - 5)
                    {
                        entities[i].dir = 0;
                    }

                    if (40 > entities[i].xp + 45)
                    {
                        entities[i].ax = 3;
                    }
                    else if (40 < entities[i].xp - 45)
                    {
                        entities[i].ax = -3;
                    }
                    if ( (entities[i].ax) == 0)
                    {
                        entities[i].life = 1;
                        entities[i].para = 30;
                    }
                }
                else	if (entities[i].life == 1)
                {
                    //Stand around for a bit
                    entities[i].para--;
                    if (entities[i].para <= 0)
                    {
                        entities[i].life++;
                    }
                }
                else if (entities[i].life == 2)
                {
                    //walk right for a bit
                    entities[i].ax = 0;
                    if (280 > entities[i].xp + 5)
                    {
                        entities[i].dir = 1;
                    }
                    else if (280 < entities[i].xp - 5)
                    {
                        entities[i].dir = 0;
                    }

                    if (280 > entities[i].xp + 45)
                    {
                        entities[i].ax = 3;
                    }
                    else if (280 < entities[i].xp - 45)
                    {
                        entities[i].ax = -3;
                    }
                    if ( (entities[i].ax) == 0)
                    {
                        entities[i].life = 3;
                        entities[i].para = 30;
                    }
                }
                else	if (entities[i].life == 3)
                {
                    //Stand around for a bit
                    entities[i].para--;
                    if (entities[i].para <= 0)
                    {
                        entities[i].life=0;
                    }
                }
            }
            break;
        case 13: //Terminals (very similar to savepoints)
            //wait for collision
            if (entities[i].state == 1)
            {
                entities[i].colour = 5;
                entities[i].onentity = 0;
                music.playef(17);

                entities[i].state = 0;
            }
            break;
        case 14: //Super Crew member
            //Actually needs less complex AI than the scripting crewmember
            if (entities[i].state == 0)
            {
                //follow player, but only if he's on the floor!
                int j = getplayer();
                if(j > -1 && entities[j].onground>0)
                {
                    if (entities[j].xp > entities[i].xp + 5)
                    {
                        entities[i].dir = 1;
                    }
                    else if (entities[j].xp>15 && entities[j].xp < entities[i].xp - 5)
                    {
                        entities[i].dir = 0;
                    }

                    if (entities[j].xp > entities[i].xp + 45)
                    {
                        entities[i].ax = 3;
                    }
                    else if (entities[j].xp < entities[i].xp - 45)
                    {
                        entities[i].ax = -3;
                    }
                    if (entities[i].ax < 0 && entities[i].xp < 60)
                    {
                        entities[i].ax = 0;
                    }
                }
                else
                {
                    if (j > -1 && entities[j].xp > entities[i].xp + 5)
                    {
                        entities[i].dir = 1;
                    }
                    else if (j > -1 && entities[j].xp < entities[i].xp - 5)
                    {
                        entities[i].dir = 0;
                    }

                    entities[i].ax = 0;
                }

                if (entities[i].xp > 240)
                {
                    entities[i].ax = 3;
                    entities[i].dir = 1;
                }
                if (entities[i].xp >= 310)
                {
                    game.scmprogress++;
                    return removeentity(i);
                }
            }
            break;
        case 15: //Trophy
            //wait for collision
            if (entities[i].state == 1)
            {
                trophytext+=2;
                if (trophytext > 30) trophytext = 30;
                trophytype = entities[i].para;

                entities[i].state = 0;
            }
            break;
        case 23:
            //swn game!
            switch(entities[i].behave)
            {
            case 0:
                if (entities[i].state == 0)   //Init
                {
                    entities[i].vx = 7;
                    if (entities[i].xp > 320)
                    {
                        return removeentity(i);
                    }
                }
                break;
            case 1:
                if (entities[i].state == 0)   //Init
                {
                    entities[i].vx = -7;
                    if (entities[i].xp <-20)
                    {
                        return removeentity(i);
                    }
                }
                break;
            }
            break;

        case 51: //Vertical warp line
            if (entities[i].state == 2){
              int j=getplayer();
              if(j > -1 && entities[j].xp<=307){
                customwarpmodevon=false;
                entities[i].state = 0;
              }
            }else if (entities[i].state == 1)
            {
              entities[i].state = 2;
              entities[i].statedelay = 2;
              entities[i].onentity = 1;
              customwarpmodevon=true;
            }
            break;
        case 52: //Vertical warp line
            if (entities[i].state == 2){
              int j=getplayer();
              if(j > -1 && entities[j].xp<=307){
                customwarpmodevon=false;
                entities[i].state = 0;
              }
            }else if (entities[i].state == 1)
            {
              entities[i].state = 2;
              entities[i].statedelay = 2;
              entities[i].onentity = 1;
              customwarpmodevon=true;
            }
            break;
          case 53: //Warp lines Horizonal
            if (entities[i].state == 2){
              customwarpmodehon=false;
              entities[i].state = 0;
            }else if (entities[i].state == 1)
            {
              entities[i].state = 2;
              entities[i].statedelay = 2;
              entities[i].onentity = 1;
              customwarpmodehon=true;
            }
            break;
            case 54: //Warp lines Horizonal
            if (entities[i].state == 2){
              customwarpmodehon=false;
              entities[i].state = 0;
            }else if (entities[i].state == 1)
            {
               entities[i].state = 2;
               entities[i].statedelay = 2;
               entities[i].onentity = 1;
               customwarpmodehon=true;
            }
            break;
          case 55: //Collectable crewmate
            //wait for collision
            if (entities[i].state == 0)
            {
                //Basic rules, don't change expression
                int j = getplayer();
                if (j > -1 && entities[j].xp > entities[i].xp + 5)
                {
                    entities[i].dir = 1;
                }
                else if (j > -1 && entities[j].xp < entities[i].xp - 5)
                {
                    entities[i].dir = 0;
                }
            }
            else if (entities[i].state == 1)
            {
                if (INBOUNDS(entities[i].para, customcollect))
                {
                    customcollect[entities[i].para] = true;
                }

                if (game.intimetrial)
                {
                    music.playef(27);
                }
                else
                {
                    game.state = 1010;
                    //music.haltdasmusik();
                    if(music.currentsong!=-1) music.silencedasmusik();
                    music.playef(27);
                }

                return removeentity(i);
            }
            break;
        case 100: //The teleporter
            if (entities[i].state == 1)
            {
                //if inactive, activate!
                if (entities[i].tile == 1)
                {
                    music.playef(18);
                    entities[i].onentity = 0;
                    entities[i].tile = 2;
                    entities[i].colour = 101;
                    if(!game.intimetrial && !game.nodeathmode)
                    {
                        game.state = 2000;
                        game.statedelay = 0;
                    }

                    game.activetele = true;
                    game.teleblock.x = entities[i].xp - 32;
                    game.teleblock.y = entities[i].yp - 32;
                    game.teleblock.w = 160;
                    game.teleblock.h = 160;


                    //Alright, let's set this as our savepoint too
                    //First, deactivate all other savepoints
                    for (size_t j = 0; j < entities.size(); j++)
                    {
                        if (entities[j].type == 8)
                        {
                            entities[j].colour = 4;
                            entities[j].onentity = 1;
                        }
                    }
                    game.savepoint = static_cast<int>(entities[i].para);
                    game.savex = entities[i].xp + 44;
                    game.savey = entities[i].yp + 44;
                    game.savegc = 0;

                    game.saverx = game.roomx;
                    game.savery = game.roomy;
                    int player = getplayer();
                    if (player > -1)
                    {
                        game.savedir = entities[player].dir;
                    }
                    entities[i].state = 0;
                }

                entities[i].state = 0;
            }
            else if (entities[i].state == 2)
            {
                //Initilise the teleporter without changing the game state or playing sound
                entities[i].onentity = 0;
                entities[i].tile = 6;
                entities[i].colour = 102;

                game.activetele = true;
                game.teleblock.x = entities[i].xp - 32;
                game.teleblock.y = entities[i].yp - 32;
                game.teleblock.w = 160;
                game.teleblock.h = 160;

                entities[i].state = 0;
            }
            break;
        }
    }
    else
    {
        entities[i].statedelay--;
        if (entities[i].statedelay < 0)
        {
            entities[i].statedelay = 0;
        }
    }

    return false;
}

void entityclass::animateentities( int _i )
{
    if (_i < 0 || _i >= (int) entities.size())
    {
        puts("animateentities() out-of-bounds!");
        return;
    }

    if(entities[_i].statedelay < 1)
    {
        switch(entities[_i].type)
        {
        case 0:
            entities[_i].framedelay--;
            if(entities[_i].dir==1)
            {
                entities[_i].drawframe=entities[_i].tile;
            }
            else
            {
                entities[_i].drawframe=entities[_i].tile+3;
            }

            if(entities[_i].onground>0 || entities[_i].onroof>0)
            {
                if(entities[_i].vx > 0.00f || entities[_i].vx < -0.00f)
                {
                    //Walking
                    if(entities[_i].framedelay<=1)
                    {
                        entities[_i].framedelay=4;
                        entities[_i].walkingframe++;
                    }
                    if (entities[_i].walkingframe >=2) entities[_i].walkingframe=0;
                    entities[_i].drawframe += entities[_i].walkingframe + 1;
                }

                if (entities[_i].onroof > 0) entities[_i].drawframe += 6;
            }
            else
            {
                entities[_i].drawframe ++;
                if (game.gravitycontrol == 1)
                {
                    entities[_i].drawframe += 6;
                }
            }

            if (game.deathseq > -1)
            {
                entities[_i].drawframe=13;
                if (entities[_i].dir == 1) entities[_i].drawframe = 12;
                if (game.gravitycontrol == 1) entities[_i].drawframe += 2;
            }
            break;
        case 1:
        case 23:
            //Variable animation
            switch(entities[_i].animate)
            {
            case 0:
                //Simple oscilation
                entities[_i].framedelay--;
                if(entities[_i].framedelay<=0)
                {
                    entities[_i].framedelay = 8;
                    if(entities[_i].actionframe==0)
                    {
                        entities[_i].walkingframe++;
                        if (entities[_i].walkingframe == 4)
                        {
                            entities[_i].walkingframe = 2;
                            entities[_i].actionframe = 1;
                        }
                    }
                    else
                    {
                        entities[_i].walkingframe--;
                        if (entities[_i].walkingframe == -1)
                        {
                            entities[_i].walkingframe = 1;
                            entities[_i].actionframe = 0;
                        }
                    }
                }

                entities[_i].drawframe = entities[_i].tile;
                entities[_i].drawframe += entities[_i].walkingframe;
                break;
            case 1:
                //Simple Loop
                entities[_i].framedelay--;
                if(entities[_i].framedelay<=0)
                {
                    entities[_i].framedelay = 8;
                    entities[_i].walkingframe++;
                    if (entities[_i].walkingframe == 4)
                    {
                        entities[_i].walkingframe = 0;
                    }
                }

                entities[_i].drawframe = entities[_i].tile;
                entities[_i].drawframe += entities[_i].walkingframe;
                break;
            case 2:
                //Simpler Loop (just two frames)
                entities[_i].framedelay--;
                if(entities[_i].framedelay<=0)
                {
                    entities[_i].framedelay = 2;
                    entities[_i].walkingframe++;
                    if (entities[_i].walkingframe == 2)
                    {
                        entities[_i].walkingframe = 0;
                    }
                }

                entities[_i].drawframe = entities[_i].tile;
                entities[_i].drawframe += entities[_i].walkingframe;
                break;
            case 3:
                //Simpler Loop (just two frames, but double sized)
                entities[_i].framedelay--;
                if(entities[_i].framedelay<=0)
                {
                    entities[_i].framedelay = 2;
                    entities[_i].walkingframe++;
                    if (entities[_i].walkingframe == 2)
                    {
                        entities[_i].walkingframe = 0;
                    }
                }

                entities[_i].drawframe = entities[_i].tile;
                entities[_i].drawframe += (entities[_i].walkingframe*2);
                break;
            case 4:
                //Simpler Loop (just two frames, but double sized) (as above but slower)
                entities[_i].framedelay--;
                if(entities[_i].framedelay<=0)
                {
                    entities[_i].framedelay = 6;
                    entities[_i].walkingframe++;
                    if (entities[_i].walkingframe == 2)
                    {
                        entities[_i].walkingframe = 0;
                    }
                }

                entities[_i].drawframe = entities[_i].tile;
                entities[_i].drawframe += (entities[_i].walkingframe*2);
                break;
            case 5:
                //Simpler Loop (just two frames) (slower)
                entities[_i].framedelay--;
                if(entities[_i].framedelay<=0)
                {
                    entities[_i].framedelay = 6;
                    entities[_i].walkingframe++;
                    if (entities[_i].walkingframe == 2)
                    {
                        entities[_i].walkingframe = 0;
                    }
                }

                entities[_i].drawframe = entities[_i].tile;
                entities[_i].drawframe += entities[_i].walkingframe;
                break;
            case 6:
                //Normal Loop (four frames, double sized)
                entities[_i].framedelay--;
                if(entities[_i].framedelay<=0)
                {
                    entities[_i].framedelay = 4;
                    entities[_i].walkingframe++;
                    if (entities[_i].walkingframe == 4)
                    {
                        entities[_i].walkingframe = 0;
                    }
                }

                entities[_i].drawframe = entities[_i].tile;
                entities[_i].drawframe += (entities[_i].walkingframe*2);
                break;
            case 7:
                //Simpler Loop (just two frames) (slower) (with directions!)
                entities[_i].framedelay--;
                if(entities[_i].framedelay<=0)
                {
                    entities[_i].framedelay = 6;
                    entities[_i].walkingframe++;
                    if (entities[_i].walkingframe == 2)
                    {
                        entities[_i].walkingframe = 0;
                    }
                }

                entities[_i].drawframe = entities[_i].tile;
                entities[_i].drawframe += entities[_i].walkingframe;

                if (entities[_i].vx > 0.000f ) entities[_i].drawframe += 2;
                break;
            case 10:
                //Threadmill left
                entities[_i].framedelay--;
                if(entities[_i].framedelay<=0)
                {
                    entities[_i].framedelay = 3;//(6-entities[_i].para);
                    entities[_i].walkingframe--;
                    if (entities[_i].walkingframe == -1)
                    {
                        entities[_i].walkingframe = 3;
                    }
                }

                entities[_i].drawframe = entities[_i].tile;
                entities[_i].drawframe += entities[_i].walkingframe;
                break;
            case 11:
                //Threadmill right
                entities[_i].framedelay--;
                if(entities[_i].framedelay<=0)
                {
                    entities[_i].framedelay = 3;//(6-entities[_i].para);
                    entities[_i].walkingframe++;
                    if (entities[_i].walkingframe == 4)
                    {
                        entities[_i].walkingframe = 0;
                    }
                }

                entities[_i].drawframe = entities[_i].tile;
                entities[_i].drawframe += entities[_i].walkingframe;
                break;
            case 100:
                //Simple case for no animation (platforms, etc)
                entities[_i].drawframe = entities[_i].tile;
                break;
            default:
                entities[_i].drawframe = entities[_i].tile;
                break;
            }
            break;
        case 11:
            entities[_i].drawframe = entities[_i].tile;
            if(entities[_i].animate==2)
            {
                //Simpler Loop (just two frames)
                entities[_i].framedelay--;
                if(entities[_i].framedelay<=0)
                {
                    entities[_i].framedelay = 10;
                    entities[_i].walkingframe++;
                    if (entities[_i].walkingframe == 2)
                    {
                        entities[_i].walkingframe = 0;
                    }
                }

                entities[_i].drawframe = entities[_i].tile;
                entities[_i].drawframe += entities[_i].walkingframe;
            }
            break;
        case 12:
        case 55:
        case 14: //Crew member! Very similar to hero
            entities[_i].framedelay--;
            if(entities[_i].dir==1)
            {
                entities[_i].drawframe=entities[_i].tile;
            }
            else
            {
                entities[_i].drawframe=entities[_i].tile+3;
            }

            if(entities[_i].onground>0 || entities[_i].onroof>0)
            {
                if(entities[_i].vx > 0.0000f || entities[_i].vx < -0.000f)
                {
                    //Walking
                    if(entities[_i].framedelay<=0)
                    {
                        entities[_i].framedelay=4;
                        entities[_i].walkingframe++;
                    }
                    if (entities[_i].walkingframe >=2) entities[_i].walkingframe=0;
                    entities[_i].drawframe += entities[_i].walkingframe + 1;
                }

                //if (entities[_i].onroof > 0) entities[_i].drawframe += 6;
            }
            else
            {
                entities[_i].drawframe ++;
                //if (game.gravitycontrol == 1) {
                //	entities[_i].drawframe += 6;
                //}
            }

            if (game.deathseq > -1)
            {
                entities[_i].drawframe=13;
                if (entities[_i].dir == 1) entities[_i].drawframe = 12;
                if (entities[_i].rule == 7) entities[_i].drawframe += 2;
                //if (game.gravitycontrol == 1) entities[_i].drawframe += 2;
            }
            break;
        case 100: //the teleporter!
            if (entities[_i].tile == 1)
            {
                //it's inactive
                entities[_i].drawframe = entities[_i].tile;
            }
            else if (entities[_i].tile == 2)
            {
                entities[_i].drawframe = entities[_i].tile;

                entities[_i].framedelay--;
                if(entities[_i].framedelay<=0)
                {
                    entities[_i].framedelay = 1;
                    entities[_i].walkingframe = int(fRandom() * 6);
                    if (entities[_i].walkingframe >= 4)
                    {
                        entities[_i].walkingframe = -1;
                        entities[_i].framedelay = 4;
                    }
                }

                entities[_i].drawframe = entities[_i].tile;
                entities[_i].drawframe += entities[_i].walkingframe;
            }
            else if (entities[_i].tile == 6)
            {
                //faster!
                entities[_i].drawframe = entities[_i].tile;

                entities[_i].framedelay--;
                if(entities[_i].framedelay<=0)
                {
                    entities[_i].framedelay = 2;
                    entities[_i].walkingframe = int(fRandom() * 6);
                    if (entities[_i].walkingframe >= 4)
                    {
                        entities[_i].walkingframe = -5;
                        entities[_i].framedelay = 4;
                    }
                }

                entities[_i].drawframe = entities[_i].tile;
                entities[_i].drawframe += entities[_i].walkingframe;
            }
            break;
        default:
            entities[_i].drawframe = entities[_i].tile;
            break;
        }
    }
    else
    {
        //entities[_i].statedelay--;
        if (entities[_i].statedelay < 0) entities[_i].statedelay = 0;
    }
}

int entityclass::getcompanion()
{
    //Returns the index of the companion with rule t
    for (size_t i = 0; i < entities.size(); i++)
    {
        if(entities[i].rule==6 || entities[i].rule==7)
        {
            return i;
        }
    }

    return -1;
}

int entityclass::getplayer()
{
    //Returns the index of the first player entity
    for (size_t i = 0; i < entities.size(); i++)
    {
        if(entities[i].type==0)
        {
            return i;
        }
    }

    return -1;
}

int entityclass::getscm()
{
    //Returns the supercrewmate
    for (size_t i = 0; i < entities.size(); i++)
    {
        if(entities[i].type==14)
        {
            return i;
        }
    }

    return 0;
}

int entityclass::getlineat( int t )
{
    //Get the entity which is a horizontal line at height t (for SWN game)
    for (size_t i = 0; i < entities.size(); i++)
    {
        if (entities[i].size == 5)
        {
            if (entities[i].yp == t)
            {
                return i;
            }
        }
    }

    return 0;
}

int entityclass::getcrewman( int t )
{
    //Returns the index of the crewman with colour index given by t
    if (t == 0) t = 0;
    if (t == 1) t = 20;
    if (t == 2) t = 14;
    if (t == 3) t = 15;
    if (t == 4) t = 13;
    if (t == 5) t = 16;

    for (size_t i = 0; i < entities.size(); i++)
    {
        if ((entities[i].type == 12 || entities[i].type == 14)
        && (entities[i].rule == 6 || entities[i].rule == 7))
        {
            if(entities[i].colour==t)
            {
                return i;
            }
        }
    }

    return 0;
}

int entityclass::getcustomcrewman( int t )
{
    //Returns the index of the crewman with colour index given by t
    if (t == 0) t = 0;
    if (t == 1) t = 20;
    if (t == 2) t = 14;
    if (t == 3) t = 15;
    if (t == 4) t = 13;
    if (t == 5) t = 16;

    for (size_t i = 0; i < entities.size(); i++)
    {
        if (entities[i].type == 55)
        {
            if(entities[i].colour==t)
            {
                return i;
            }
        }
    }

    return 0;
}

int entityclass::getteleporter()
{
    for (size_t i = 0; i < entities.size(); i++)
    {
        if(entities[i].type==100)
        {
            return i;
        }
    }

    return -1;
}

void entityclass::rectset( int xi, int yi, int wi, int hi )
{
    temprect.x = xi;
    temprect.y = yi;
    temprect.w = wi;
    temprect.h = hi;
}

void entityclass::rect2set( int xi, int yi, int wi, int hi )
{
    temprect2.x = xi;
    temprect2.y = yi;
    temprect2.w = wi;
    temprect2.h = hi;
}

bool entityclass::entitycollide( int a, int b )
{
    if (a < 0 || a > (int) entities.size() || b < 0 || b > (int) entities.size())
    {
        puts("entitycollide() out-of-bounds!");
        return false;
    }

    //Do entities a and b collide?
    tempx = entities[a].xp + entities[a].cx;
    tempy = entities[a].yp + entities[a].cy;
    tempw = entities[a].w;
    temph = entities[a].h;
    rectset(tempx, tempy, tempw, temph);

    tempx = entities[b].xp + entities[b].cx;
    tempy = entities[b].yp + entities[b].cy;
    tempw = entities[b].w;
    temph = entities[b].h;
    rect2set(tempx, tempy, tempw, temph);

    if (help.intersects(temprect, temprect2)) return true;
    return false;
}

bool entityclass::checkdamage()
{
    //Returns true if player entity (rule 0) collides with a damagepoint
    for(size_t i=0; i < entities.size(); i++)
    {
        if(entities[i].rule==0)
        {
            tempx = entities[i].xp + entities[i].cx;
            tempy = entities[i].yp + entities[i].cy;
            tempw = entities[i].w;
            temph = entities[i].h;
            rectset(tempx, tempy, tempw, temph);

            for (size_t j=0; j<blocks.size(); j++)
            {
                if (blocks[j].type == DAMAGE && help.intersects(blocks[j].rect, temprect))
                {
                    return true;
                }
            }
        }
    }
    return false;
}

bool entityclass::scmcheckdamage()
{
    //Returns true if supercrewmate collides with a damagepoint
    for(size_t i=0; i < entities.size(); i++)
    {
        if(entities[i].type==14)
        {
            tempx = entities[i].xp + entities[i].cx;
            tempy = entities[i].yp + entities[i].cy;
            tempw = entities[i].w;
            temph = entities[i].h;
            rectset(tempx, tempy, tempw, temph);

            for (size_t j=0; j<blocks.size(); j++)
            {
                if (blocks[j].type == DAMAGE && help.intersects(blocks[j].rect, temprect))
                {
                    return true;
                }
            }
        }
    }
    return false;
}

void entityclass::settemprect( int t )
{
    if (t < 0 || t >= (int) entities.size())
    {
        return;
    }

    //setup entity t in temprect
    tempx = entities[t].xp + entities[t].cx;
    tempy = entities[t].yp + entities[t].cy;
    tempw = entities[t].w;
    temph = entities[t].h;
    rectset(tempx, tempy, tempw, temph);
}

int entityclass::checktrigger()
{
    //Returns an int player entity (rule 0) collides with a trigger
    for(size_t i=0; i < entities.size(); i++)
    {
        if(entities[i].rule==0)
        {
            tempx = entities[i].xp + entities[i].cx;
            tempy = entities[i].yp + entities[i].cy;
            tempw = entities[i].w;
            temph = entities[i].h;
            rectset(tempx, tempy, tempw, temph);

            for (size_t j=0; j<blocks.size(); j++)
            {
                if (blocks[j].type == TRIGGER && help.intersects(blocks[j].rect, temprect))
                {
                    activetrigger = blocks[j].trigger;
                    return blocks[j].trigger;
                }
            }
        }
    }
    return -1;
}

int entityclass::checkactivity()
{
    //Returns an int player entity (rule 0) collides with an activity
    for(size_t i=0; i < entities.size(); i++)
    {
        if(entities[i].rule==0)
        {
            tempx = entities[i].xp + entities[i].cx;
            tempy = entities[i].yp + entities[i].cy;
            tempw = entities[i].w;
            temph = entities[i].h;
            rectset(tempx, tempy, tempw, temph);

            for (size_t j=0; j<blocks.size(); j++)
            {
                if (blocks[j].type == ACTIVITY && help.intersects(blocks[j].rect, temprect))
                {
                    return j;
                }
            }
        }
    }
    return -1;
}

int entityclass::getgridpoint( int t )
{
    t = (t - (t % 8)) / 8;
    return t;
}

bool entityclass::checkplatform()
{
    //Return true if rectset intersects a moving platform, setups px & py to the platform x & y
    for (size_t i = 0; i < blocks.size(); i++)
    {
        if (blocks[i].type == BLOCK && help.intersects(blocks[i].rect, temprect))
        {
            px = blocks[i].xp;
            py = blocks[i].yp;
            return true;
        }
    }
    return false;
}

bool entityclass::checkblocks()
{
    for (size_t i = 0; i < blocks.size(); i++)
    {
        if(!skipdirblocks && blocks[i].type == DIRECTIONAL)
        {
            if (dy > 0 && blocks[i].trigger == 0) if (help.intersects(blocks[i].rect, temprect)) return true;
            if (dy <= 0 && blocks[i].trigger == 1) if (help.intersects(blocks[i].rect, temprect)) return true;
            if (dx > 0 && blocks[i].trigger == 2) if (help.intersects(blocks[i].rect, temprect)) return true;
            if (dx <= 0 && blocks[i].trigger == 3) if (help.intersects(blocks[i].rect, temprect)) return true;
        }
        if (blocks[i].type == BLOCK && help.intersects(blocks[i].rect, temprect))
        {
            return true;
        }
        if (blocks[i].type == SAFE && (dr)==1 && help.intersects(blocks[i].rect, temprect))
        {
            return true;
        }
    }
    return false;
}

bool entityclass::checkwall()
{
    //Returns true if entity setup in temprect collides with a wall
    //used for proper collision functions; you can't just, like, call it
    //whenever you feel like it and expect a response
    //
    //that won't work at all
    if(skipblocks)
    {
        if (checkblocks()) return true;
    }

    tempx = getgridpoint(temprect.x);
    tempy = getgridpoint(temprect.y);
    tempw = getgridpoint(temprect.x + temprect.w - 1);
    temph = getgridpoint(temprect.y + temprect.h - 1);
    if (map.collide(tempx, tempy)) return true;
    if (map.collide(tempw, tempy)) return true;
    if (map.collide(tempx, temph)) return true;
    if (map.collide(tempw, temph)) return true;
    if (temprect.h >= 12)
    {
        tpy1 = getgridpoint(temprect.y + 6);
        if (map.collide(tempx, tpy1)) return true;
        if (map.collide(tempw, tpy1)) return true;
        if (temprect.h >= 18)
        {
            tpy1 = getgridpoint(temprect.y + 12);
            if (map.collide(tempx, tpy1)) return true;
            if (map.collide(tempw, tpy1)) return true;
            if (temprect.h >= 24)
            {
                tpy1 = getgridpoint(temprect.y + 18);
                if (map.collide(tempx, tpy1)) return true;
                if (map.collide(tempw, tpy1)) return true;
            }
        }
    }
    if (temprect.w >= 12)
    {
        tpx1 = getgridpoint(temprect.x + 6);
        if (map.collide(tpx1, tempy)) return true;
        if (map.collide(tpx1, temph)) return true;
    }
    return false;
}

float entityclass::hplatformat()
{
    //Returns first entity of horizontal platform at (px, py), -1000 otherwise.
    for (size_t i = 0; i < entities.size(); i++)
    {
        if (entities[i].rule == 2 && entities[i].behave >= 2
        && entities[i].xp == px && entities[i].yp == py)
        {
            if (entities[i].behave == 8)   //threadmill!
            {
                return entities[i].para;
            }
            else if(entities[i].behave == 9)    //threadmill!
            {
                return -entities[i].para;
            }
            else
            {
                return entities[i].vx;
            }
        }
    }
    return -1000;
}

int entityclass::yline( int a, int b )
{
    if (a < b) return -1;
    return 1;
}

bool entityclass::entityhlinecollide( int t, int l )
{
    if (t < 0 || t >= (int) entities.size() || l < 0 || l >= (int) entities.size())
    {
        puts("entityhlinecollide() out-of-bounds!");
        return false;
    }

    //Returns true is entity t collided with the horizontal line l.
    if(entities[t].xp + entities[t].cx+entities[t].w>=entities[l].xp)
    {
        if(entities[t].xp + entities[t].cx<=entities[l].xp+entities[l].w)
        {
            linetemp = 0;

            linetemp += yline(entities[t].yp, entities[l].yp);
            linetemp += yline(entities[t].yp + entities[t].h, entities[l].yp);
            linetemp += yline(entities[t].oldyp, entities[l].yp);
            linetemp += yline(entities[t].oldyp + entities[t].h, entities[l].yp);

            if (linetemp > -4 && linetemp < 4) return true;
            return false;
        }
    }
    return false;
}

bool entityclass::entityvlinecollide( int t, int l )
{
    if (t < 0 || t >= (int) entities.size() || l < 0 || l >= (int) entities.size())
    {
        puts("entityvlinecollide() out-of-bounds!");
        return false;
    }

    //Returns true is entity t collided with the vertical line l.
    if(entities[t].yp + entities[t].cy+entities[t].h>=entities[l].yp
    && entities[t].yp + entities[t].cy<=entities[l].yp+entities[l].h)
    {
        linetemp = 0;

        linetemp += yline(entities[t].xp + entities[t].cx+1, entities[l].xp);
        linetemp += yline(entities[t].xp + entities[t].cx+1 + entities[t].w, entities[l].xp);
        linetemp += yline(entities[t].oldxp + entities[t].cx+1, entities[l].xp);
        linetemp += yline(entities[t].oldxp + entities[t].cx+1 + entities[t].w, entities[l].xp);

        if (linetemp > -4 && linetemp < 4) return true;
        return false;
    }
    return false;
}

bool entityclass::entitywarphlinecollide(int t, int l) {
    if (t < 0 || t >= (int) entities.size() || l < 0 || l >= (int) entities.size())
    {
        puts("entitywarphlinecollide() out-of-bounds!");
        return false;
    }

    //Returns true is entity t collided with the horizontal line l.
    if(entities[t].xp + entities[t].cx+entities[t].w>=entities[l].xp
    &&entities[t].xp + entities[t].cx<=entities[l].xp+entities[l].w){
        linetemp = 0;
        if (entities[l].yp < 120) {
            //Top line
            if (entities[t].vy < 0) {
                if (entities[t].yp < entities[l].yp + 10) linetemp++;
                if (entities[t].yp + entities[t].h < entities[l].yp + 10) linetemp++;
                if (entities[t].oldyp < entities[l].yp + 10) linetemp++;
                if (entities[t].oldyp + entities[t].h < entities[l].yp + 10) linetemp++;
            }

            if (linetemp > 0) return true;
            return false;
        }else {
            //Bottom line
            if (entities[t].vy > 0) {
                if (entities[t].yp > entities[l].yp - 10) linetemp++;
                if (entities[t].yp + entities[t].h > entities[l].yp - 10) linetemp++;
                if (entities[t].oldyp > entities[l].yp - 10) linetemp++;
                if (entities[t].oldyp + entities[t].h > entities[l].yp - 10) linetemp++;
            }

            if (linetemp > 0) return true;
            return false;
        }
    }
    return false;
}

bool entityclass::entitywarpvlinecollide(int t, int l) {
    if (t < 0 || t >= (int) entities.size() || l < 0 || l >= (int) entities.size())
    {
        puts("entitywarpvlinecollide() out-of-bounds!");
        return false;
    }

    //Returns true is entity t collided with the vertical warp line l.
    if(entities[t].yp + entities[t].cy+entities[t].h>=entities[l].yp
    && entities[t].yp + entities[t].cy <= entities[l].yp + entities[l].h) {
        linetemp = 0;
        if (entities[l].xp < 160) {
            //Left hand line
            if (entities[t].xp + entities[t].cx + 1 < entities[l].xp + 10) linetemp++;
            if (entities[t].xp + entities[t].cx+1 + entities[t].w < entities[l].xp + 10) linetemp++;
            if (entities[t].oldxp + entities[t].cx + 1 < entities[l].xp + 10) linetemp++;
            if (entities[t].oldxp + entities[t].cx + 1 + entities[t].w < entities[l].xp + 10) linetemp++;

            if (linetemp > 0) return true;
            return false;
        }else {
            //Right hand line
            if (entities[t].xp + entities[t].cx + 1 > entities[l].xp - 10) linetemp++;
            if (entities[t].xp + entities[t].cx+1 + entities[t].w > entities[l].xp - 10) linetemp++;
            if (entities[t].oldxp + entities[t].cx + 1 > entities[l].xp - 10) linetemp++;
            if (entities[t].oldxp + entities[t].cx + 1 + entities[t].w > entities[l].xp - 10) linetemp++;

            if (linetemp > 0) return true;
            return false;
        }
    }
    return false;
}

float entityclass::entitycollideplatformroof( int t )
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("entitycollideplatformroof() out-of-bounds!");
        return -1000;
    }

    tempx = entities[t].xp + entities[t].cx;
    tempy = entities[t].yp + entities[t].cy -1;
    tempw = entities[t].w;
    temph = entities[t].h;
    rectset(tempx, tempy, tempw, temph);

    if (checkplatform())
    {
        //px and py now contain an x y coordinate for a platform, find it
        return hplatformat();
    }
    return -1000;
}

float entityclass::entitycollideplatformfloor( int t )
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("entitycollideplatformfloor() out-of-bounds!");
        return -1000;
    }

    tempx = entities[t].xp + entities[t].cx;
    tempy = entities[t].yp + entities[t].cy + 1;
    tempw = entities[t].w;
    temph = entities[t].h;
    rectset(tempx, tempy, tempw, temph);

    if (checkplatform())
    {
        //px and py now contain an x y coordinate for a platform, find it
        return hplatformat();
    }
    return -1000;
}

bool entityclass::entitycollidefloor( int t )
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("entitycollidefloor() out-of-bounds!");
        return false;
    }

    //see? like here, for example!
    tempx = entities[t].xp + entities[t].cx;
    tempy = entities[t].yp + entities[t].cy + 1;
    tempw = entities[t].w;
    temph = entities[t].h;
    rectset(tempx, tempy, tempw, temph);

    if (checkwall()) return true;
    return false;
}

bool entityclass::entitycollideroof( int t )
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("entitycollideroof() out-of-bounds!");
        return false;
    }

    //and here!
    tempx = entities[t].xp + entities[t].cx;
    tempy = entities[t].yp + entities[t].cy - 1;
    tempw = entities[t].w;
    temph = entities[t].h;
    rectset(tempx, tempy, tempw, temph);

    if (checkwall()) return true;
    return false;
}

bool entityclass::testwallsx( int t, int tx, int ty )
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("testwallsx() out-of-bounds!");
        return false;
    }

    tempx = tx + entities[t].cx;
    tempy = ty + entities[t].cy;
    tempw = entities[t].w;
    temph = entities[t].h;
    rectset(tempx, tempy, tempw, temph);

    if (entities[t].rule < 2)
    {
        skipblocks = true;
    }
    else
    {
        skipblocks = false;
    }
    if (entities[t].type == 14) skipblocks = true;
    dx = 0;
    dy = 0;
    if (entities[t].rule == 0) dx = entities[t].vx;
    dr = entities[t].rule;

    //Ok, now we check walls
    if (checkwall())
    {
        if (entities[t].vx > 1.0f)
        {
            entities[t].vx--;
            entities[t].newxp = entities[t].xp + entities[t].vx;
            return testwallsx(t, entities[t].newxp, entities[t].yp);
        }
        else if (entities[t].vx < -1.0f)
        {
            entities[t].vx++;
            entities[t].newxp = entities[t].xp + entities[t].vx;
            return testwallsx(t, entities[t].newxp, entities[t].yp);
        }
        else
        {
            entities[t].vx=0;
            return false;
        }
    }
    return true;
}

bool entityclass::testwallsy( int t, float tx, float ty )
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("testwallsy() out-of-bounds!");
        return false;
    }

    tempx = static_cast<int>(tx) + entities[t].cx;
    tempy = static_cast<int>(ty) + entities[t].cy;
    tempw = entities[t].w;
    temph = entities[t].h;
    rectset(tempx, tempy, tempw, temph);

    if (entities[t].rule < 2)
    {
        skipblocks = true;
    }
    else
    {
        skipblocks = false;
    }
    if (entities[t].type == 14) skipblocks = true;

    dx = 0;
    dy = 0;
    if (entities[t].rule == 0) dy = entities[t].vy;
    dr = entities[t].rule;

    //Ok, now we check walls
    if (checkwall())
    {
        if (entities[t].vy > 1)
        {
            entities[t].vy--;
            entities[t].newyp = int(entities[t].yp + entities[t].vy);
            return testwallsy(t, entities[t].xp, entities[t].newyp);
        }
        else if (entities[t].vy < -1)
        {
            entities[t].vy++;
            entities[t].newyp = int(entities[t].yp + entities[t].vy);
            return testwallsy(t, entities[t].xp, entities[t].newyp);
        }
        else
        {
            entities[t].vy=0;
            return false;
        }
    }
    return true;
}

void entityclass::fixfriction( int t, float xfix, float xrate, float yrate )
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("fixfriction() out-of-bounds!");
        return;
    }

    if (entities[t].vx > xfix) entities[t].vx -= xrate;
    if (entities[t].vx < xfix) entities[t].vx += xrate;
    if (entities[t].vy > 0) entities[t].vy -= yrate;
    if (entities[t].vy < 0) entities[t].vy += yrate;
    if (entities[t].vy > 10) entities[t].vy = 10;
    if (entities[t].vy < -10) entities[t].vy = -10;
    if (entities[t].vx > 6) entities[t].vx = 6.0f;
    if (entities[t].vx < -6) entities[t].vx = -6.0f;

    if (std::abs(entities[t].vx-xfix) <= xrate) entities[t].vx = xfix;
    if (std::abs(entities[t].vy) < yrate) entities[t].vy = 0;
}

void entityclass::applyfriction( int t, float xrate, float yrate )
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("applyfriction() out-of-bounds!");
        return;
    }

    if (entities[t].vx > 0.00f) entities[t].vx -= xrate;
    if (entities[t].vx < 0.00f) entities[t].vx += xrate;
    if (entities[t].vy > 0.00f) entities[t].vy -= yrate;
    if (entities[t].vy < 0.00f) entities[t].vy += yrate;
    if (entities[t].vy > 10.00f) entities[t].vy = 10.0f;
    if (entities[t].vy < -10.00f) entities[t].vy = -10.0f;
    if (entities[t].vx > 6.00f) entities[t].vx = 6.0f;
    if (entities[t].vx < -6.00f) entities[t].vx = -6.0f;

    if (std::abs(entities[t].vx) < xrate) entities[t].vx = 0.0f;
    if (std::abs(entities[t].vy) < yrate) entities[t].vy = 0.0f;
}

void entityclass::updateentitylogic( int t )
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("updateentitylogic() out-of-bounds!");
        return;
    }

    entities[t].vx = entities[t].vx + entities[t].ax;
    entities[t].vy = entities[t].vy + entities[t].ay;
    entities[t].ax = 0;

    if (entities[t].gravity)
    {
        if (entities[t].rule == 0)
        {
            if(game.gravitycontrol==0)
            {
                entities[t].ay = 3;
            }
            else
            {
                entities[t].ay = -3;
            }
        }
        else if (entities[t].rule == 7)
        {
            entities[t].ay = -3;
        }
        else
        {
            entities[t].ay = 3;
        }
        applyfriction(t, game.inertia, 0.25f);
    }

    entities[t].newxp = entities[t].xp + entities[t].vx;
    entities[t].newyp = entities[t].yp + entities[t].vy;
}

void entityclass::entitymapcollision( int t )
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("entitymapcollision() out-of-bounds!");
        return;
    }

    if (testwallsx(t, entities[t].newxp, entities[t].yp))
    {
        entities[t].xp = entities[t].newxp;
    }
    else
    {
        if (entities[t].onwall > 0) entities[t].state = entities[t].onwall;
        if (entities[t].onxwall > 0) entities[t].state = entities[t].onxwall;
    }
    if (testwallsy(t, entities[t].xp, entities[t].newyp))
    {
        entities[t].yp = entities[t].newyp;
    }
    else
    {
        if (entities[t].onwall > 0) entities[t].state = entities[t].onwall;
        if (entities[t].onywall > 0) entities[t].state = entities[t].onywall;
        entities[t].jumpframe = 0;
    }
}

void entityclass::movingplatformfix( int t )
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("movingplatformfix() out-of-bounds!");
        return;
    }

    //If this intersects the player, then we move the player along it
    int j = getplayer();
    if (j > -1 && entitycollide(t, j))
    {
        //ok, bollox, let's make sure
        entities[j].yp = entities[j].yp + int(entities[j].vy);
        if (entitycollide(t, j))
        {
            entities[j].yp = entities[j].yp - int(entities[j].vy);
            entities[j].vy = entities[t].vy;
            entities[j].newyp = entities[j].yp + int(entities[j].vy);
            if (testwallsy(j, entities[j].xp, entities[j].newyp))
            {
                 if (entities[t].vy > 0)
                {
                    entities[j].yp = entities[t].yp + entities[t].h;
                    entities[j].vy = 0;
                    entities[j].onroof = true;
                }
                else
                {
                    entities[j].yp = entities[t].yp - entities[j].h-entities[j].cy;
                    entities[j].vy = 0;
                    entities[j].onground = true;
                }
            }
            else
            {
                entities[t].state = entities[t].onwall;
            }
        }
    }
}

void entityclass::scmmovingplatformfix( int t )
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("scmmovingplatformfix() out-of-bounds!");
        return;
    }

    //If this intersects the SuperCrewMate, then we move them along it
    int j = getscm();
    if (entitycollide(t, j))
    {
        //ok, bollox, let's make sure
        entities[j].yp = entities[j].yp +  (entities[j].vy);
        if (entitycollide(t, j))
        {
            entities[j].yp = entities[j].yp -  (entities[j].vy);
            entities[j].vy = entities[t].vy;
            entities[j].newyp = static_cast<float>(entities[j].yp) + entities[j].vy;
            if (testwallsy(j, entities[j].xp, entities[j].newyp))
            {
                if (entities[t].vy > 0)
                {
                    entities[j].yp = entities[t].yp + entities[t].h;
                    entities[j].vy = 0;
                }
                else
                {
                    entities[j].yp = entities[t].yp - entities[j].h-entities[j].cy;
                    entities[j].vy = 0;
                }
            }
            else
            {
                entities[t].state = entities[t].onwall;
            }
        }
    }
}

void entityclass::hormovingplatformfix( int t )
{
    if (t < 0 || t >= (int) entities.size())
    {
        puts("hormovingplatformfix() out-of-bounds!");
        return;
    }

    //If this intersects the player, then we move the player along it
    //for horizontal platforms, this is simplier
    createblock(0, entities[t].xp, entities[t].yp, entities[t].w, entities[t].h);
}

void entityclass::customwarplinecheck(int i) {
    if (i < 0 || i >= (int) entities.size())
    {
        puts("customwarplinecheck() out-of-bounds!");
        return;
    }

    //Turns on obj.customwarpmodevon and obj.customwarpmodehon if player collides
    //with warp lines

    //We test entity to entity
    for (int j = 0; j < (int) entities.size(); j++) {
        if (i != j) {
            if (entities[i].rule == 0 && entities[j].rule == 5 //Player vs vertical line!
            && (entities[j].type == 51 || entities[j].type == 52)
            && entitywarpvlinecollide(i, j)) {
                customwarpmodevon = true;
            }

            if (entities[i].rule == 0 && entities[j].rule == 7   //Player vs horizontal WARP line
            && (entities[j].type == 53 || entities[j].type == 54)
            && entitywarphlinecollide(i, j)) {
                customwarpmodehon = true;
            }
        }
    }
}

void entityclass::entitycollisioncheck()
{
    std::vector<SDL_Surface*>& spritesvec = graphics.flipmode ? graphics.flipsprites : graphics.sprites;

    for (size_t i = 0; i < entities.size(); i++)
    {
        //We test entity to entity
        for (size_t j = 0; j < entities.size(); j++)
        {
            if (i!=j)
            {
                if (entities[i].rule == 0 && entities[j].rule == 1 && entities[j].harmful)
                {
                    //player i hits enemy or enemy bullet j
                    if (entitycollide(i, j) && !map.invincibility)
                    {
                        if (entities[i].size == 0 && (entities[j].size == 0 || entities[j].size == 12))
                        {
                            //They're both sprites, so do a per pixel collision
                            colpoint1.x = entities[i].xp;
                            colpoint1.y = entities[i].yp;
                            colpoint2.x = entities[j].xp;
                            colpoint2.y = entities[j].yp;
                            int drawframe1 = entities[i].drawframe;
                            int drawframe2 = entities[j].drawframe;
                            if (INBOUNDS(drawframe1, spritesvec) && INBOUNDS(drawframe2, spritesvec)
                            && graphics.Hitest(spritesvec[drawframe1],
                                             colpoint1, spritesvec[drawframe2], colpoint2))
                            {
                                //Do the collision stuff
                                game.deathseq = 30;
                            }
                        }
                        else
                        {
                            //Ok, then we just assume a normal bounding box collision
                            game.deathseq = 30;
                        }
                    }
                }
                if (entities[i].rule == 0 && entities[j].rule == 2)   //Moving platforms
                {
                    if (entitycollide(i, j)) removeblockat(entities[j].xp, entities[j].yp);
                }
                if (entities[i].rule == 0 && entities[j].rule == 3)   //Entity to entity
                {
                    if(entities[j].onentity>0)
                    {
                        if (entitycollide(i, j)) entities[j].state = entities[j].onentity;
                    }
                }
                if (entities[i].rule == 0 && entities[j].rule == 4)   //Player vs horizontal line!
                {
                    if(game.deathseq==-1)
                    {
                        //Here we compare the player's old position versus his new one versus the line.
                        //All points either be above or below it. Otherwise, there was a collision this frame.
                        if (entities[j].onentity > 0)
                        {
                            if (entityhlinecollide(i, j))
                            {
                                music.playef(8);
                                game.gravitycontrol = (game.gravitycontrol + 1) % 2;
                                game.totalflips++;
                                if (game.gravitycontrol == 0)
                                {
                                    if (entities[i].vy < 1) entities[i].vy = 1;
                                }
                                else
                                {
                                    if (entities[i].vy > -1) entities[i].vy = -1;
                                }

                                entities[j].state = entities[j].onentity;
                                entities[j].life = 6;
                            }
                        }
                    }
                }
                if (entities[i].rule == 0 && entities[j].rule == 5)   //Player vs vertical line!
                {
                    if(game.deathseq==-1)
                    {
                        if(entities[j].onentity>0)
                        {
                            if (entityvlinecollide(i, j))
                            {
                                entities[j].state = entities[j].onentity;
                                entities[j].life = 4;
                            }
                        }
                    }
                }
                if (entities[i].rule == 0 && entities[j].rule == 6)   //Player versus crumbly blocks! Special case
                {
                    if (entities[j].onentity > 0)
                    {
                        //ok; only check the actual collision if they're in a close proximity
                        temp = entities[i].yp - entities[j].yp;
                        if (temp > -30 && temp < 30)
                        {
                            temp = entities[i].xp - entities[j].xp;
                            if (temp > -30 && temp < 30)
                            {
                                if (entitycollide(i, j)) entities[j].state = entities[j].onentity;
                            }
                        }
                    }
                }
                if (game.supercrewmate)
                {
                    //some extra collisions
                    if (entities[i].type == 14)   //i is the supercrewmate
                    {
                        if (entities[j].rule == 1 && entities[j].harmful)  //j is a harmful enemy
                        {
                            //player i hits enemy or enemy bullet j
                            if (entitycollide(i, j) && !map.invincibility)
                            {
                                if (entities[i].size == 0 && entities[j].size == 0)
                                {
                                    //They're both sprites, so do a per pixel collision
                                    colpoint1.x = entities[i].xp;
                                    colpoint1.y = entities[i].yp;
                                    colpoint2.x = entities[j].xp;
                                    colpoint2.y = entities[j].yp;
                                    int drawframe1 = entities[i].drawframe;
                                    int drawframe2 = entities[j].drawframe;
                                    if (INBOUNDS(drawframe1, spritesvec) && INBOUNDS(drawframe2, spritesvec)
                                    && graphics.Hitest(spritesvec[drawframe1],
                                                     colpoint1, spritesvec[drawframe2], colpoint2))
                                    {
                                        //Do the collision stuff
                                        game.deathseq = 30;
                                        game.scmhurt = true;
                                    }
                                }
                                else
                                {
                                    //Ok, then we just assume a normal bounding box collision
                                    game.deathseq = 30;
                                    game.scmhurt = true;
                                }
                            }
                        }
                        if (entities[j].rule == 2)   //Moving platforms
                        {
                            if (entitycollide(i, j)) removeblockat(entities[j].xp, entities[j].yp);
                        }
                        if (entities[j].type == 8 && entities[j].rule == 3)   //Entity to entity (well, checkpoints anyway!)
                        {
                            if(entities[j].onentity>0)
                            {
                                if (entitycollide(i, j)) entities[j].state = entities[j].onentity;
                            }
                        }
                    }
                }
            }
        }
    }

    //can't have the player being stuck...
    int j = getplayer();
    skipdirblocks = true;
    if (j > -1 && !testwallsx(j, entities[j].xp, entities[j].yp))
    {
        //Let's try to get out...
        if (entities[j].rule == 0)
        {
            if(game.gravitycontrol==0)
            {
                entities[j].yp -= 3;
            }
            else
            {
                entities[j].yp += 3;
            }
        }
    }
    skipdirblocks = false;

    //Can't have the supercrewmate getting stuck either!
    if (game.supercrewmate)
    {
        j = getscm();
        skipdirblocks = true;
        if (!testwallsx(j, entities[j].xp, entities[j].yp))
        {
            //Let's try to get out...
            if(game.gravitycontrol==0)
            {
                entities[j].yp -= 3;
            }
            else
            {
                entities[j].yp += 3;
            }
        }
        skipdirblocks = false;
    }

    //Is the player colliding with any damageblocks?
    if (checkdamage() && !map.invincibility)
    {
        //usual player dead stuff
        game.deathseq = 30;
    }

    //how about the supercrewmate?
    if (game.supercrewmate)
    {
        if (scmcheckdamage() && !map.invincibility)
        {
            //usual player dead stuff
            game.scmhurt = true;
            game.deathseq = 30;
        }
    }

    // WARNING: If updating this code, don't forget to update Map.cpp mapclass::twoframedelayfix()
    activetrigger = -1;
    if (checktrigger() > -1)
    {
        game.state = activetrigger;
        game.statedelay = 0;
    }
}