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Fix depth clamp enable bit, unit scale for polygon offset. (#1178)

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Verified with deko3d and opengl driver code.
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riperiperi 2020-04-30 02:47:24 +01:00 committed by GitHub
parent ec620e2de0
commit c2ac45adc5
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 5 additions and 11 deletions
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2
Ryujinx.Graphics.GAL/IPipeline.cs
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@ -27,7 +27,7 @@ namespace Ryujinx.Graphics.GAL
void SetBlendState(int index, BlendDescriptor blend);
void SetDepthBias(PolygonModeMask enables, float factor, float units, float clamp);
void SetDepthClamp(bool clampNear, bool clampFar);
void SetDepthClamp(bool clamp);
void SetDepthMode(DepthMode mode);
void SetDepthTest(DepthTestDescriptor depthTest);

3
Ryujinx.Graphics.Gpu/Engine/Methods.cs
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@ -394,8 +394,7 @@ namespace Ryujinx.Graphics.Gpu.Engine
private void UpdateDepthClampState(GpuState state)
{
ViewVolumeClipControl clip = state.Get<ViewVolumeClipControl>(MethodOffset.ViewVolumeClipControl);
_context.Renderer.Pipeline.SetDepthClamp((clip & ViewVolumeClipControl.DepthClampNear) != 0,
(clip & ViewVolumeClipControl.DepthClampFar) != 0);
_context.Renderer.Pipeline.SetDepthClamp((clip & ViewVolumeClipControl.DepthClampDisabled) == 0);
}
/// <summary>

3
Ryujinx.Graphics.Gpu/State/ViewVolumeClipControl.cs
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@ -6,7 +6,6 @@ namespace Ryujinx.Graphics.Gpu.State
enum ViewVolumeClipControl
{
ForceDepthRangeZeroToOne = 1 << 0,
DepthClampNear = 1 << 3,
DepthClampFar = 1 << 4,
DepthClampDisabled = 1 << 11,
}
}

8
Ryujinx.Graphics.OpenGL/Pipeline.cs
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@ -549,17 +549,13 @@ namespace Ryujinx.Graphics.OpenGL
return;
}
GL.PolygonOffset(factor, units);
GL.PolygonOffset(factor, units / 2f);
// TODO: Enable when GL_EXT_polygon_offset_clamp is supported.
// GL.PolygonOffsetClamp(factor, units, clamp);
}
public void SetDepthClamp(bool clampNear, bool clampFar)
public void SetDepthClamp(bool clamp)
{
// TODO: Use GL_AMD_depth_clamp_separate or similar if available?
// Currently enables clamping if either is set.
bool clamp = clampNear || clampFar;
if (!clamp)
{
GL.Disable(EnableCap.DepthClamp);