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mirror of https://github.com/TerryCavanagh/VVVVVV.git synced 2024-06-29 07:58:30 +02:00
VVVVVV/desktop_version
Misa 1b04cb5dd6 Fix crewmate-found text boxes overlapping in flip mode
The problem was that the code seemed to be wrongly copy-pasted from the
code for generating the trinket-found text boxes (to the point where
even the comment for the crewmate-found text boxes didn't get changed
from "//Found a trinket!").

For the trinket-found text boxes, they use y-positions 85 and 135 if not
in flip mode, and y-positions 105 and 65 if the game IS in flip mode.
These text boxes are positioned correctly in flip mode.

However, for the crewmate-found text boxes, they use y-positions 85 and
135 if not in flip mode, as usual, but they use y-positions 105 and 135
if the game IS in flip mode. Looks like someone forgot to change the
second y-position when copy-pasting code around.

Which is actually a bit funny, because I can conclude from this that it
seems like the code to position these text boxes in flip mode was
bolted-on AFTER the initial code of these text boxes was written.

I can also conclude (hot take incoming) that basically no one actually
ever tested this game in flip mode (but that was already evident, given
TerryCavanagh/VVVVVV#140, less strongly TerryCavanagh/VVVVVV#141, and
TerryCavanagh/VVVVVV#142 is another flip-mode-related bug which I guess
sorta kinda doesn't really count since text outline wasn't enabled until
2.3?).

So I fixed the second y-position to be 65, just like the y-position the
trinket text boxes use. I even took the opportunity to fix the comment
to say "//Found a crewmate!" instead of "//Found a trinket!".
2020-02-16 09:30:00 -05:00
..
src Fix crewmate-found text boxes overlapping in flip mode 2020-02-16 09:30:00 -05:00
.gitignore Ignore .gch files 2020-01-12 22:34:50 -05:00
CMakeLists.txt Add option to allow custom levels when the editor is disabled 2020-02-09 23:31:44 -05:00
CONTRIBUTORS.txt Add -basedir option to specify base user directory (#154) 2020-02-08 18:49:03 -05:00
README.md macOS builds also require self-built Vorbisfile 2020-01-14 10:16:15 -05:00

How to Build

VVVVVV's official desktop versions are built with the following environments:

  • Windows: Visual Studio 2010
  • macOS: Xcode CLT, currently targeting 10.9 SDK
  • GNU/Linux: CentOS 7

The engine depends solely on SDL2 and SDL2_mixer. All other dependencies are statically linked into the engine. The development libraries for Windows can be downloaded from their respective websites, Linux developers can find the dev libraries from their respective repositories, and macOS developers should compile and install from source (including libogg/libvorbis/libvorbisfile).

Steamworks support is included and the DLL is loaded dynamically, you do not need the SDK headers and there is no special Steam or non-Steam version. The current implementation has been tested with Steamworks SDK v1.46.

To generate the projects on Windows:

# Put your SDL2/SDL2_mixer folders somewhere nice!
mkdir flibitBuild
cd flibitBuild
cmake -G "Visual Studio 10 2010" .. -DSDL2_INCLUDE_DIRS="C:\SDL2-2.0.10\include;C:\SDL2_mixer-2.0.4\include" -DSDL2_LIBRARIES="C:\SDL2-2.0.10\lib\x86\SDL2;C:\SDL2-2.0.10\lib\x86\SDL2main;C:\SDL2_mixer-2.0.4\lib\x86\SDL2_mixer"

Note that on some systems, the SDL2_LIBRARIES list on Windows may need SDL2/SDL2main/SDL2_mixer to have .lib at the end of them. The reason for this inconsistency is unknown.

To generate everywhere else:

mkdir flibitBuild
cd flibitBuild
cmake ..

macOS may be fussy about the SDK version. How to fix this is up to the whims of however Apple wants to make CMAKE_OSX_SYSROOT annoying to configure and retain each time Xcode updates.

Including data.zip

You'll need the data.zip file from VVVVVV to actually run the game! It's available to download separately for free in the Make and Play edition of the game. Put this file next to your executable and the game should run.

This is intended for personal use only - our license doesn't allow you to actually distribute this data.zip file with your own forks without getting permission from us first. See LICENSE.md for more details. (If you've got a project in mind that requires distributing this file, get in touch!)

A Word About Compiler Quirks

This engine is super fussy about optimization levels and runtime checks. In particular, the Windows version absolutely positively must be compiled in Debug mode, with /RTC enabled. If you build in Release mode, or have /RTC disabled, the game behaves dramatically different in ways that were never fully documented (bizarre softlocks, out-of-bounds issues that don't show up in tools like Valgrind, stuff like that). There are lots of things about this old code that could be cleaned up, polished, rewritten, and so on, but this is the one that will probably bite you the hardest when setting up your own build, regardless of platform.

We hope you'll enjoy messing with the source anyway!

Love, flibit