Commit c80bacba authored by Brian Paul's avatar Brian Paul

st/mesa: only enable GL_EXT_framebuffer_multisample if GL_MAX_SAMPLES >= 2

We never really have multisampling with one sample per pixel.
See also http://bugs.freedesktop.org/show_bug.cgi?id=59873

Note: This is a candidate for the 9.0 branch.
Reviewed-by: Jose Fonseca's avatarJose Fonseca <jfonseca@vmware.com>
parent 8f3c81d0
......@@ -534,7 +534,6 @@ void st_init_extensions(struct st_context *st)
ctx->Extensions.EXT_blend_minmax = GL_TRUE;
ctx->Extensions.EXT_framebuffer_blit = GL_TRUE;
ctx->Extensions.EXT_framebuffer_object = GL_TRUE;
ctx->Extensions.EXT_framebuffer_multisample = GL_TRUE;
ctx->Extensions.EXT_fog_coord = GL_TRUE;
ctx->Extensions.EXT_gpu_program_parameters = GL_TRUE;
ctx->Extensions.EXT_pixel_buffer_object = GL_TRUE;
......@@ -657,6 +656,9 @@ void st_init_extensions(struct st_context *st)
/* one sample doesn't really make sense */
ctx->Const.MaxSamples = 0;
}
else if (ctx->Const.MaxSamples >= 2) {
ctx->Extensions.EXT_framebuffer_multisample = GL_TRUE;
}
if (ctx->Const.MaxDualSourceDrawBuffers > 0)
ctx->Extensions.ARB_blend_func_extended = GL_TRUE;
......
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