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Use stencil buffer in Polymost to restrict mirrors to only render within the region of the screen occupied by the mirror wall.

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Additionally, raise minimum number of stencil buffer bits to accomodate future use of the stencil buffer.

git-svn-id: https://svn.eduke32.com/eduke32@7736 1a8010ca-5511-0410-912e-c29ae57300e0

# Conflicts:
#	source/build/include/build.h
#	source/build/src/polymer.cpp
#	source/build/src/polymost.cpp
#	source/kenbuild/src/game.cpp
This commit is contained in:
pogokeen 2019-06-25 18:35:16 +00:00 • committed by Christoph Oelckers
parent 1426b3fb4f
commit 8cbdf3a0c4
10 changed files with 105 additions and 21 deletions
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2
source/build/src/sdlayer.cpp
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@ -1545,7 +1545,7 @@ int32_t videoSetMode(int32_t x, int32_t y, int32_t c, int32_t fs)
{ SDL_GL_MULTISAMPLEBUFFERS, glmultisample > 0 },
{ SDL_GL_MULTISAMPLESAMPLES, glmultisample },
#endif
{ SDL_GL_STENCIL_SIZE, 1 },
{ SDL_GL_STENCIL_SIZE, 8 },
{ SDL_GL_ACCELERATED_VISUAL, 1 },
};