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OpenGL2: Detect Intel graphics and avoid/use certain operations there.

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Also use qglCopyTextureSubImage2DEXT instead of qglCopyTextureImage2DEXT.
This commit is contained in:
SmileTheory 2016-12-07 22:30:55 -08:00
parent 730207817e
commit 0672905ef1
9 changed files with 22 additions and 13 deletions
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5
code/renderergl2/tr_extensions.c
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@ -63,6 +63,11 @@ void GLimp_InitExtraExtensions()
ri.Error(ERR_FATAL, "OpenGL 2.0 required!");
ri.Printf(PRINT_ALL, "...using OpenGL %s\n", glConfig.version_string);
// Check if we need Intel graphics specific fixes.
glRefConfig.intelGraphics = qfalse;
if (strstr((char *)qglGetString(GL_RENDERER), "Intel"))
glRefConfig.intelGraphics = qtrue;
// set DSA fallbacks
#define GLE(ret, name, ...) qgl##name = GLDSA_##name;
QGL_EXT_direct_state_access_PROCS;