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Merge pull request #3885 from ReinUsesLisp/viewport-swizzles

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video_core: Implement viewport swizzles with NV_viewport_swizzle
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bunnei 2020-05-08 15:16:53 -04:00 • committed by GitHub
commit 50c27d5ae1
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11 changed files with 121 additions and 1 deletions
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6
src/video_core/engines/maxwell_3d.cpp
View file

@ -44,6 +44,12 @@ void Maxwell3D::InitializeRegisterDefaults() {
viewport.depth_range_near = 0.0f;
viewport.depth_range_far = 1.0f;
}
for (auto& viewport : regs.viewport_transform) {
viewport.swizzle.x.Assign(Regs::ViewportSwizzle::PositiveX);
viewport.swizzle.y.Assign(Regs::ViewportSwizzle::PositiveY);
viewport.swizzle.z.Assign(Regs::ViewportSwizzle::PositiveZ);
viewport.swizzle.w.Assign(Regs::ViewportSwizzle::PositiveW);
}
// Doom and Bomberman seems to use the uninitialized registers and just enable blend
// so initialize blend registers with sane values

20
src/video_core/engines/maxwell_3d.h
View file

@ -576,6 +576,17 @@ public:
Replay = 3,
};
enum class ViewportSwizzle : u32 {
PositiveX = 0,
NegativeX = 1,
PositiveY = 2,
NegativeY = 3,
PositiveZ = 4,
NegativeZ = 5,
PositiveW = 6,
NegativeW = 7,
};
struct RenderTargetConfig {
u32 address_high;
u32 address_low;
@ -619,7 +630,14 @@ public:
f32 translate_x;
f32 translate_y;
f32 translate_z;
INSERT_UNION_PADDING_WORDS(2);
union {
u32 raw;
BitField<0, 3, ViewportSwizzle> x;
BitField<4, 3, ViewportSwizzle> y;
BitField<8, 3, ViewportSwizzle> z;
BitField<12, 3, ViewportSwizzle> w;
} swizzle;
INSERT_UNION_PADDING_WORDS(1);
Common::Rectangle<f32> GetRect() const {
return {