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Consolidate UpdateDepthMode and GetDepthMode implementation

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gdk 2022-04-14 22:39:45 -03:00 committed by riperiperi
parent dd54eb4be1
commit 39467f7062
1 changed files with 29 additions and 43 deletions
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72
Ryujinx.Graphics.Gpu/Engine/Threed/StateUpdater.cs
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@ -682,37 +682,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
/// </summary> /// </summary>
private void UpdateDepthMode() private void UpdateDepthMode()
{ {
ref var transform = ref _state.State.ViewportTransform[0]; _context.Renderer.Pipeline.SetDepthMode(GetDepthMode());
ref var extents = ref _state.State.ViewportExtents[0];
DepthMode depthMode;
if (!float.IsInfinity(extents.DepthNear) &&
!float.IsInfinity(extents.DepthFar) &&
(extents.DepthFar - extents.DepthNear) != 0)
{
// Try to guess the depth mode being used on the high level API
// based on current transform.
// It is setup like so by said APIs:
// If depth mode is ZeroToOne:
// TranslateZ = Near
// ScaleZ = Far - Near
// If depth mode is MinusOneToOne:
// TranslateZ = (Near + Far) / 2
// ScaleZ = (Far - Near) / 2
// DepthNear/Far are sorted such as that Near is always less than Far.
depthMode = extents.DepthNear != transform.TranslateZ &&
extents.DepthFar != transform.TranslateZ
? DepthMode.MinusOneToOne
: DepthMode.ZeroToOne;
}
else
{
// If we can't guess from the viewport transform, then just use the depth mode register.
depthMode = (DepthMode)(_state.State.DepthMode & 1);
}
_context.Renderer.Pipeline.SetDepthMode(depthMode);
} }
/// <summary> /// <summary>
@ -1301,18 +1271,34 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
ref var transform = ref _state.State.ViewportTransform[0]; ref var transform = ref _state.State.ViewportTransform[0];
ref var extents = ref _state.State.ViewportExtents[0]; ref var extents = ref _state.State.ViewportExtents[0];
// Try to guess the depth mode being used on the high level API DepthMode depthMode;
// based on current transform.
// It is setup like so by said APIs: if (!float.IsInfinity(extents.DepthNear) &&
// If depth mode is ZeroToOne: !float.IsInfinity(extents.DepthFar) &&
// TranslateZ = Near (extents.DepthFar - extents.DepthNear) != 0)
// ScaleZ = Far - Near {
// If depth mode is MinusOneToOne: // Try to guess the depth mode being used on the high level API
// TranslateZ = (Near + Far) / 2 // based on current transform.
// ScaleZ = (Far - Near) / 2 // It is setup like so by said APIs:
// DepthNear/Far are sorted such as that Near is always less than Far. // If depth mode is ZeroToOne:
return extents.DepthNear != transform.TranslateZ && // TranslateZ = Near
extents.DepthFar != transform.TranslateZ ? DepthMode.MinusOneToOne : DepthMode.ZeroToOne; // ScaleZ = Far - Near
// If depth mode is MinusOneToOne:
// TranslateZ = (Near + Far) / 2
// ScaleZ = (Far - Near) / 2
// DepthNear/Far are sorted such as that Near is always less than Far.
depthMode = extents.DepthNear != transform.TranslateZ &&
extents.DepthFar != transform.TranslateZ
? DepthMode.MinusOneToOne
: DepthMode.ZeroToOne;
}
else
{
// If we can't guess from the viewport transform, then just use the depth mode register.
depthMode = (DepthMode)(_state.State.DepthMode & 1);
}
return depthMode;
} }
/// <summary> /// <summary>