Check for ASTC support on the list of supported compressed formats

This commit is contained in:
gdk 2019-11-09 21:26:29 -03:00 committed by Thog
parent f6e96551bf
commit cd47600e57

View file

@ -5,10 +5,75 @@ namespace Ryujinx.Graphics.OpenGL
{
static class HwCapabilities
{
private static Lazy<bool> _astcCompression = new Lazy<bool>(() => HasExtension("GL_KHR_texture_compression_astc_ldr"));
private static Lazy<bool> _astcCompression = new Lazy<bool>(SupportsAstcCompressionImpl);
public static bool SupportsAstcCompression => _astcCompression.Value;
private static bool SupportsAstcCompressionImpl()
{
// The NVIDIA driver has software decompression support for ASTC textures,
// but the extension is not exposed, so we check the list of compressed
// formats too, since the support is indicated there.
return SupportsAnyAstcFormat() || HasExtension("GL_KHR_texture_compression_astc_ldr");
}
private static bool SupportsAnyAstcFormat()
{
int formatsCount = GL.GetInteger(GetPName.NumCompressedTextureFormats);
int[] formats = new int[formatsCount];
GL.GetInteger(GetPName.CompressedTextureFormats, formats);
foreach (int format in formats)
{
if (IsAstcFormat(format))
{
return true;
}
}
return false;
}
private static bool IsAstcFormat(int format)
{
switch ((All)format)
{
case All.CompressedRgbaAstc4X4Khr:
case All.CompressedRgbaAstc5X4Khr:
case All.CompressedRgbaAstc5X5Khr:
case All.CompressedRgbaAstc6X5Khr:
case All.CompressedRgbaAstc6X6Khr:
case All.CompressedRgbaAstc8X5Khr:
case All.CompressedRgbaAstc8X6Khr:
case All.CompressedRgbaAstc8X8Khr:
case All.CompressedRgbaAstc10X5Khr:
case All.CompressedRgbaAstc10X6Khr:
case All.CompressedRgbaAstc10X8Khr:
case All.CompressedRgbaAstc10X10Khr:
case All.CompressedRgbaAstc12X10Khr:
case All.CompressedRgbaAstc12X12Khr:
case All.CompressedSrgb8Alpha8Astc4X4Khr:
case All.CompressedSrgb8Alpha8Astc5X4Khr:
case All.CompressedSrgb8Alpha8Astc5X5Khr:
case All.CompressedSrgb8Alpha8Astc6X5Khr:
case All.CompressedSrgb8Alpha8Astc6X6Khr:
case All.CompressedSrgb8Alpha8Astc8X5Khr:
case All.CompressedSrgb8Alpha8Astc8X6Khr:
case All.CompressedSrgb8Alpha8Astc8X8Khr:
case All.CompressedSrgb8Alpha8Astc10X5Khr:
case All.CompressedSrgb8Alpha8Astc10X6Khr:
case All.CompressedSrgb8Alpha8Astc10X8Khr:
case All.CompressedSrgb8Alpha8Astc10X10Khr:
case All.CompressedSrgb8Alpha8Astc12X10Khr:
case All.CompressedSrgb8Alpha8Astc12X12Khr:
return true;
}
return false;
}
private static bool HasExtension(string name)
{
int numExtensions = GL.GetInteger(GetPName.NumExtensions);