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Add common OpenGL version parsing + OpenGL 3 fixes

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- Parse OpenGL version in sdl_glimp.c to share with both renderers.
- Add GL_VERSION_ATLEAST(major, minor) macro.
- Get address of glGetStringi if using OpenGL 3.
- Fix glConfig.extensions_string when using GL3 core context in
opengl2 renderer.
- Make opengl1 renderer's gfxinfo support qglGetStringi too.
This commit is contained in:
Zack Middleton 2017-10-01 20:16:23 -05:00
parent 20573bce43
commit c9d12aa3f3
6 changed files with 89 additions and 25 deletions
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8
code/renderergl2/tr_init.c
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@ -1031,15 +1031,15 @@ void GfxInfo_f( void )
ri.Printf( PRINT_ALL, "GL_RENDERER: %s\n", glConfig.renderer_string );
ri.Printf( PRINT_ALL, "GL_VERSION: %s\n", glConfig.version_string );
ri.Printf( PRINT_ALL, "GL_EXTENSIONS: " );
if (glRefConfig.openglMajorVersion >= 3)
if ( qglGetStringi )
{
GLint numExtensions;
int i;
qglGetIntegerv(GL_NUM_EXTENSIONS, &numExtensions);
for (i = 0; i < numExtensions; i++)
qglGetIntegerv( GL_NUM_EXTENSIONS, &numExtensions );
for ( i = 0; i < numExtensions; i++ )
{
ri.Printf(PRINT_ALL, "%s ", qglGetStringi(GL_EXTENSIONS, i));
ri.Printf( PRINT_ALL, "%s ", qglGetStringi( GL_EXTENSIONS, i ) );
}
}
else