st/mesa: expose EXT_framebuffer_multisample_blit_scaled if MSAA is supported

Surprisingly all drivers supporting MSAA can already do this (r300g and r600g
for sure) and I think Christoph wanted to have this feature for his Nouveau
drivers anyway.

diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index d0194296793c5c651b94801962daed2cd82068a4..bc0de494b8100ab8feaeb3dcbda8fec383652ae8 100644 (file)
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -710,6 +710,7 @@ void st_init_extensions(struct st_context *st)
    }
    else if (ctx->Const.MaxSamples >= 2) {
       ctx->Extensions.EXT_framebuffer_multisample = GL_TRUE;
+      ctx->Extensions.EXT_framebuffer_multisample_blit_scaled = GL_TRUE;
    }
 
    if (ctx->Const.MaxDualSourceDrawBuffers > 0)