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Implement BGRA texture support (#1418)

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* Implement BGRA texture support

* Missing AppendLine

* Remove empty lines

* Address PR feedback
This commit is contained in:
gdkchan 2020-07-26 00:03:40 -03:00 • committed by GitHub
parent 2678bf0010
commit 8dbcae1ff8
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GPG key ID: 4AEE18F83AFDEB23
14 changed files with 232 additions and 61 deletions
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44
Ryujinx.Graphics.OpenGL/Image/TextureView.cs
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@ -72,6 +72,15 @@ namespace Ryujinx.Graphics.OpenGL.Image
(int)Info.SwizzleA.Convert()
};
if (Info.Format.IsBgra8())
{
// Swap B <-> R for BGRA formats, as OpenGL has no support for them
// and we need to manually swap the components on read/write on the GPU.
int temp = swizzleRgba[0];
swizzleRgba[0] = swizzleRgba[2];
swizzleRgba[2] = temp;
}
GL.TexParameter(target, TextureParameterName.TextureSwizzleRgba, swizzleRgba);
int maxLevel = Info.Levels - 1;
@ -189,7 +198,12 @@ namespace Ryujinx.Graphics.OpenGL.Image
return data;
}
private void WriteTo(IntPtr ptr)
public void WriteToPbo(int offset, bool forceBgra)
{
WriteTo(IntPtr.Zero + offset, forceBgra);
}
private void WriteTo(IntPtr data, bool forceBgra = false)
{
TextureTarget target = Target.Convert();
@ -197,6 +211,14 @@ namespace Ryujinx.Graphics.OpenGL.Image
FormatInfo format = FormatTable.GetFormatInfo(Info.Format);
PixelFormat pixelFormat = format.PixelFormat;
PixelType pixelType = format.PixelType;
if (forceBgra)
{
pixelFormat = PixelFormat.Bgra;
}
int faces = 1;
if (target == TextureTarget.TextureCubeMap)
@ -214,20 +236,15 @@ namespace Ryujinx.Graphics.OpenGL.Image
if (format.IsCompressed)
{
GL.GetCompressedTexImage(target + face, level, ptr + faceOffset);
GL.GetCompressedTexImage(target + face, level, data + faceOffset);
}
else
{
GL.GetTexImage(
target + face,
level,
format.PixelFormat,
format.PixelType,
ptr + faceOffset);
GL.GetTexImage(target + face, level, pixelFormat, pixelType, data + faceOffset);
}
}
ptr += Info.GetMipSize(level);
data += Info.GetMipSize(level);
}
}
@ -237,12 +254,17 @@ namespace Ryujinx.Graphics.OpenGL.Image
{
fixed (byte* ptr = data)
{
SetData((IntPtr)ptr, data.Length);
ReadFrom((IntPtr)ptr, data.Length);
}
}
}
private void SetData(IntPtr data, int size)
public void ReadFromPbo(int offset, int size)
{
ReadFrom(IntPtr.Zero + offset, size);
}
private void ReadFrom(IntPtr data, int size)
{
TextureTarget target = Target.Convert();