Style: Fixup instances of void arguments

The style we have here is that functions with no arguments are to have
explicit `void` arguments, even though this doesn't apply in C++,
because it does apply in C.

Unfortunately, some have slipped through the cracks. This commit fixes
them.

desktop_version/src/Game.cpp

@@ -754,7 +754,7 @@ void Game::setstate(const int gamestate)
     }
 }
 
-void Game::incstate()
+void Game::incstate(void)
 {
     if (!statelocked)
     {
@@ -770,12 +770,12 @@ void Game::setstatedelay(const int delay)
     }
 }
 
-void Game::lockstate()
+void Game::lockstate(void)
 {
     statelocked = true;
 }
 
-void Game::unlockstate()
+void Game::unlockstate(void)
 {
     statelocked = false;
 }
@@ -7394,7 +7394,7 @@ void Game::sabotage_time_trial(void)
     timetrialparlost = true;
 }
 
-bool Game::isingamecompletescreen()
+bool Game::isingamecompletescreen(void)
 {
     return (state >= 3501 && state <= 3518) || (state >= 3520 && state <= 3522);
 }

desktop_version/src/Game.h

@@ -175,13 +175,13 @@ public:
 
     void setstate(int gamestate);
 
-    void incstate();
+    void incstate(void);
 
     void setstatedelay(int delay);
 
-    void lockstate();
+    void lockstate(void);
 
-    void unlockstate();
+    void unlockstate(void);
 
     void updatestate(void);
 
@@ -265,7 +265,7 @@ public:
     bool hascontrol, jumpheld;
     int jumppressed;
     int gravitycontrol;
-    bool isingamecompletescreen();
+    bool isingamecompletescreen(void);
 
     bool muted;
     int mutebutton;

desktop_version/src/Graphics.cpp

@@ -548,7 +548,7 @@ int Graphics::clear(const int r, const int g, const int b, const int a)
     return result;
 }
 
-int Graphics::clear()
+int Graphics::clear(void)
 {
     return clear(0, 0, 0, 255);
 }
@@ -3099,7 +3099,7 @@ void Graphics::textboxpadtowidth(size_t new_w)
     textboxes[m].padtowidth(new_w);
 }
 
-void Graphics::textboxcentertext()
+void Graphics::textboxcentertext(void)
 {
     if (!INBOUNDS_VEC(m, textboxes))
     {
@@ -3122,7 +3122,7 @@ void Graphics::textboxprintflags(const uint32_t flags)
     textboxes[m].resize();
 }
 
-void Graphics::textboxcommsrelay()
+void Graphics::textboxcommsrelay(void)
 {
     /* Special treatment for the gamestate textboxes in Comms Relay */
     if (!INBOUNDS_VEC(m, textboxes))

desktop_version/src/Graphics.h

@@ -107,11 +107,11 @@ public:
 
     void textboxpadtowidth(size_t new_w);
 
-    void textboxcentertext();
+    void textboxcentertext(void);
 
     void textboxprintflags(uint32_t flags);
 
-    void textboxcommsrelay();
+    void textboxcommsrelay(void);
 
     void textboxadjust(void);
 
@@ -190,7 +190,7 @@ public:
     int set_blendmode(SDL_Texture* texture, SDL_BlendMode blendmode);
 
     int clear(int r, int g, int b, int a);
-    int clear();
+    int clear(void);
 
     int copy_texture(SDL_Texture* texture, const SDL_Rect* src, const SDL_Rect* dest);
     int copy_texture(SDL_Texture* texture, const SDL_Rect* src, const SDL_Rect* dest, double angle, const SDL_Point* center, SDL_RendererFlip flip);

desktop_version/src/Music.cpp

@@ -125,12 +125,12 @@ end:
         VVV_free(mem);
     }
 
-    void Dispose()
+    void Dispose(void)
     {
         VVV_free(wav_buffer);
     }
 
-    void Play()
+    void Play(void)
     {
         if (!valid)
         {
@@ -200,7 +200,7 @@ end:
         }
     }
 
-    static void Pause()
+    static void Pause(void)
     {
         for (size_t i = 0; i < VVV_MAX_CHANNELS; i++)
         {
@@ -208,7 +208,7 @@ end:
         }
     }
 
-    static void Resume()
+    static void Resume(void)
     {
         for (size_t i = 0; i < VVV_MAX_CHANNELS; i++)
         {
@@ -216,7 +216,7 @@ end:
         }
     }
 
-    static void Destroy()
+    static void Destroy(void)
     {
         if (voices != NULL)
         {
@@ -291,7 +291,7 @@ end:
         SDL_RWclose(rw);
     }
 
-    void Dispose()
+    void Dispose(void)
     {
         stb_vorbis_close(vorbis);
         VVV_free(read_buf);
@@ -351,7 +351,7 @@ end:
         return true;
     }
 
-    static void Halt()
+    static void Halt(void)
     {
         if (!IsHalted())
         {
@@ -361,12 +361,12 @@ end:
         }
     }
 
-    static bool IsHalted()
+    static bool IsHalted(void)
     {
         return musicVoice == NULL;
     }
 
-    static void Pause()
+    static void Pause(void)
     {
         if (!IsHalted())
         {
@@ -375,12 +375,12 @@ end:
         }
     }
 
-    static bool IsPaused()
+    static bool IsPaused(void)
     {
         return paused || IsHalted();
     }
 
-    static void Resume()
+    static void Resume(void)
     {
         if (!IsHalted())
         {
@@ -872,7 +872,7 @@ void musicclass::play(int t)
     }
 }
 
-void musicclass::resume()
+void musicclass::resume(void)
 {
     MusicTrack::Resume();
 }

desktop_version/src/Music.h

@@ -19,7 +19,7 @@ public:
     void destroy(void);
 
     void play(int t);
-    void resume();
+    void resume(void);
     void resumefade(const int fadein_ms);
     void pause(void);
     void haltdasmusik(void);

desktop_version/src/Render.cpp

@@ -2284,7 +2284,7 @@ static void draw_roomname_menu(void)
  * the same in Flip Mode. */
 #define FLIP(y, h) (graphics.flipmode ? 220 - (y) - (h) : (y))
 
-static MapRenderData getmaprenderdata()
+static MapRenderData getmaprenderdata(void)
 {
     MapRenderData data;
 

desktop_version/src/Screen.cpp

@@ -267,7 +267,7 @@ void Screen::GetWindowSize(int* x, int* y)
     }
 }
 
-void Screen::RenderPresent()
+void Screen::RenderPresent(void)
 {
     SDL_RenderPresent(m_renderer);
     graphics.clear();

desktop_version/src/Screen.h

@@ -19,7 +19,7 @@ public:
     void ResizeToNearestMultiple(void);
     void GetWindowSize(int* x, int* y);
 
-    void RenderPresent();
+    void RenderPresent(void);
 
     void toggleFullScreen(void);
     void toggleScalingMode(void);

desktop_version/src/Textbox.cpp

@@ -159,7 +159,7 @@ void textboxclass::padtowidth(size_t new_w)
     resize();
 }
 
-void textboxclass::centertext()
+void textboxclass::centertext(void)
 {
     padtowidth(w-16);
 }

desktop_version/src/Textbox.h

@@ -32,7 +32,7 @@ public:
 
     void padtowidth(size_t new_w);
 
-    void centertext();
+    void centertext(void);
 public:
     //Fundamentals
     std::vector<std::string> lines;