Revert "Check for ASTC support on the list of supported compressed formats"

This reverts commit 38a993510f64346649529b8fd2af6683bef05aa6.

Ryujinx.Graphics.OpenGL/HwCapabilities.cs

@@ -5,75 +5,10 @@ namespace Ryujinx.Graphics.OpenGL
 {
     static class HwCapabilities
     {
-        private static Lazy<bool> _astcCompression = new Lazy<bool>(SupportsAstcCompressionImpl);
+        private static Lazy<bool> _astcCompression = new Lazy<bool>(() => HasExtension("GL_KHR_texture_compression_astc_ldr"));
 
         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);