Use GL3.2 Core Profile context.

[xonotic/darkplaces.git] / vid_shared.c

diff --git a/vid_shared.c b/vid_shared.c
index 9f4df42ecbde5b9fb922ce8d82a90a0e86f5a50e..461b0ad40b6e124dce5dec41cfbb9dd45bbd6d32 100644 (file)
--- a/vid_shared.c
+++ b/vid_shared.c
@@ -754,15 +754,7 @@ void GL_Setup(void)
 #endif
 
        vid.support.amd_texture_texture4 = GL_CheckExtension("GL_AMD_texture_texture4", "-notexture4", false);
-       vid.support.arb_draw_buffers = true;
-       vid.support.arb_occlusion_query = true;
-       vid.support.arb_query_buffer_object = true;
-       vid.support.arb_texture_compression = true;
        vid.support.arb_texture_gather = GL_CheckExtension("GL_ARB_texture_gather", "-notexturegather", false);
-       vid.support.ext_blend_minmax = true;
-       vid.support.ext_blend_subtract = true;
-       vid.support.ext_blend_func_separate = true;
-       vid.support.ext_packed_depth_stencil = true;
        vid.support.ext_texture_compression_s3tc = GL_CheckExtension("GL_EXT_texture_compression_s3tc", "-nos3tc", false);
        vid.support.ext_texture_filter_anisotropic = GL_CheckExtension("GL_EXT_texture_filter_anisotropic", "-noanisotropy", false);
 #ifndef USE_GLES2
@@ -777,13 +769,33 @@ void GL_Setup(void)
 // COMMANDLINEOPTION: GL: -notexturegather disables GL_ARB_texture_gather (which provides fetch4 sampling)
 // COMMANDLINEOPTION: GL: -nogldebugoutput disables GL_ARB_debug_output (which provides the gl_debug feature, if enabled)
 
-       if (vid.support.arb_draw_buffers)
-               qglGetIntegerv(GL_MAX_DRAW_BUFFERS, (GLint*)&vid.maxdrawbuffers);
-
+#ifdef GL_MAX_DRAW_BUFFERS
+       qglGetIntegerv(GL_MAX_DRAW_BUFFERS, (GLint*)&vid.maxdrawbuffers);
+       CHECKGLERROR
+#endif
        qglGetIntegerv(GL_MAX_TEXTURE_SIZE, (GLint*)&vid.maxtexturesize_2d);
-       qglGetIntegerv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, (GLint*)&vid.max_anisotropy);
-       qglGetIntegerv(GL_MAX_CUBE_MAP_TEXTURE_SIZE, (GLint*)&vid.maxtexturesize_cubemap);
-       qglGetIntegerv(GL_MAX_3D_TEXTURE_SIZE, (GLint*)&vid.maxtexturesize_3d);
+       CHECKGLERROR
+#ifdef GL_MAX_CUBE_MAP_TEXTURE_SIZE
+#ifdef USE_GLES2
+       if (GL_CheckExtension("GL_ARB_texture_cube_map", "-nocubemap", false))
+#endif
+       {
+               qglGetIntegerv(GL_MAX_CUBE_MAP_TEXTURE_SIZE, (GLint*)&vid.maxtexturesize_cubemap);
+               Con_DPrintf("GL_MAX_CUBE_MAP_TEXTURE_SIZE = %i\n", vid.maxtexturesize_cubemap);
+       }
+       CHECKGLERROR
+#endif
+#ifdef GL_MAX_3D_TEXTURE_SIZE
+#ifdef USE_GLES2
+       if (GL_CheckExtension("GL_EXT_texture3D", "-notexture3d", false)
+        || GL_CheckExtension("GL_OES_texture3D", "-notexture3d", false))
+#endif
+       {
+               qglGetIntegerv(GL_MAX_3D_TEXTURE_SIZE, (GLint*)&vid.maxtexturesize_3d);
+               Con_DPrintf("GL_MAX_3D_TEXTURE_SIZE = %i\n", vid.maxtexturesize_3d);
+       }
+#endif
+       CHECKGLERROR
 
 #ifdef USE_GLES2
        Con_DPrint("Using GLES2 rendering path\n");