maxwell_3d: Set rt_separate_frag_data to 1 by default

Commercial games assume that this value is 1 but they never set it. On
the other hand nouveau manually sets this register. On
ConfigureFramebuffers we were asserting for what we are actually
implementing (according to envytools).

1 files changed, 1 insertions, 4 deletions

diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index 2bf086902..d8e9df5db 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -509,10 +509,7 @@ void RasterizerOpenGL::ConfigureFramebuffers(OpenGLState& current_state, bool us
         depth_surface = res_cache.GetDepthBufferSurface(preserve_contents);
     }
 
-    // TODO(bunnei): Figure out how the below register works. According to envytools, this should be
-    // used to enable multiple render targets. However, it is left unset on all games that I have
-    // tested.
-    UNIMPLEMENTED_IF(regs.rt_separate_frag_data != 0);
+    UNIMPLEMENTED_IF(regs.rt_separate_frag_data == 0);
 
     // Bind the framebuffer surfaces
     current_state.framebuffer_srgb.enabled = regs.framebuffer_srgb != 0;