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-rw-r--r--src/video_core/engines/maxwell_3d.cpp5
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.cpp5
2 files changed, 6 insertions, 4 deletions
diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp
index d64a5080b..a388b3944 100644
--- a/src/video_core/engines/maxwell_3d.cpp
+++ b/src/video_core/engines/maxwell_3d.cpp
@@ -37,6 +37,7 @@ void Maxwell3D::InitializeRegisterDefaults() {
regs.viewports[viewport].depth_range_near = 0.0f;
regs.viewports[viewport].depth_range_far = 1.0f;
}
+
// Doom and Bomberman seems to use the uninitialized registers and just enable blend
// so initialize blend registers with sane values
regs.blend.equation_rgb = Regs::Blend::Equation::Add;
@@ -66,6 +67,7 @@ void Maxwell3D::InitializeRegisterDefaults() {
regs.stencil_back_func_func = Regs::ComparisonOp::Always;
regs.stencil_back_func_mask = 0xFFFFFFFF;
regs.stencil_back_mask = 0xFFFFFFFF;
+
// TODO(Rodrigo): Most games do not set a point size. I think this is a case of a
// register carrying a default value. Assume it's OpenGL's default (1).
regs.point_size = 1.0f;
@@ -78,6 +80,9 @@ void Maxwell3D::InitializeRegisterDefaults() {
regs.color_mask[color_mask].B.Assign(1);
regs.color_mask[color_mask].A.Assign(1);
}
+
+ // Commercial games seem to assume this value is enabled and nouveau sets this value manually.
+ regs.rt_separate_frag_data = 1;
}
void Maxwell3D::CallMacroMethod(u32 method, std::vector<u32> parameters) {
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;