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- stated adding GL 2.0 compatibility handling

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This commit is contained in:
Christoph Oelckers 2016-04-26 18:24:02 +02:00
commit 7e6e2bc0a8
5 changed files with 329 additions and 3 deletions
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11
src/gl/system/gl_interface.cpp
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@ -43,6 +43,7 @@
#include "version.h"
#include "i_system.h"
#include "v_text.h"
#include "r_data/r_translate.h"
#include "gl/system/gl_interface.h"
#include "gl/system/gl_cvars.h"
@ -279,6 +280,16 @@ void gl_PrintStartupLog()
glGetIntegerv(GL_MAX_VERTEX_SHADER_STORAGE_BLOCKS, &v);
Printf("Max. vertex shader storage blocks: %d\n", v);
// For shader-less, the special alphatexture translation must be changed to actually set the alpha, because it won't get translated by a shader.
if (gl.glslversion == 0)
{
FRemapTable *remap = translationtables[TRANSLATION_Standard][8];
for (int i = 0; i < 256; i++)
{
remap->Remap[i] = i;
remap->Palette[i] = PalEntry(i, 255, 255);
}
}
}