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Merge pull request #2043 from ReinUsesLisp/rt-separate

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maxwell_3d: Set rt_separate_frag_data to 1 by default
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bunnei 2019-01-22 09:23:35 -05:00 committed by GitHub
parent 839c4a8a1c 9a82dec74a
commit 0fa1ebc349
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 6 additions and 4 deletions
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5
src/video_core/engines/maxwell_3d.cpp
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@ -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) {

5
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@ -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;