Enabled GetNativeTextureFormat/GetTextureFormatFromNative on Metal

Author: TheMostDiligent

Graphics/GraphicsTools/CMakeLists.txt

@@ -127,7 +127,7 @@ endif()
 
 if(METAL_SUPPORTED)
     list(APPEND SOURCE src/GraphicsUtilitiesMtl.mm)
-    list(APPEND DEPENDENCIES Diligent-GraphicsEngineMetalInterface)
+    list(APPEND DEPENDENCIES Diligent-GraphicsEngineMetal-static)
 endif()
 
 add_library(Diligent-GraphicsTools STATIC ${SOURCE} ${INCLUDE} ${INTERFACE})

Graphics/GraphicsTools/src/GraphicsUtilities.cpp

@@ -60,6 +60,11 @@ int64_t        GetNativeTextureFormatVk(TEXTURE_FORMAT TexFormat);
 TEXTURE_FORMAT GetTextureFormatFromNativeVk(int64_t NativeFormat);
 #endif
 
+#if METAL_SUPPORTED
+int64_t        GetNativeTextureFormatMtl(TEXTURE_FORMAT TexFormat);
+TEXTURE_FORMAT GetTextureFormatFromNativeMtl(int64_t NativeFormat);
+#endif
+
 #if WEBGPU_SUPPORTED
 int64_t        GetNativeTextureFormatWebGPU(TEXTURE_FORMAT TexFormat);
 TEXTURE_FORMAT GetTextureFormatFromNativeWebGPU(int64_t NativeFormat);
@@ -597,6 +602,11 @@ int64_t GetNativeTextureFormat(TEXTURE_FORMAT TexFormat, RENDER_DEVICE_TYPE Devi
             return GetNativeTextureFormatVk(TexFormat);
 #endif
 
+#if METAL_SUPPORTED
+        case RENDER_DEVICE_TYPE_METAL:
+            return GetNativeTextureFormatMtl(TexFormat);
+#endif
+
 #if WEBGPU_SUPPORTED
         case RENDER_DEVICE_TYPE_WEBGPU:
             return GetNativeTextureFormatWebGPU(TexFormat);
@@ -628,6 +638,11 @@ TEXTURE_FORMAT GetTextureFormatFromNative(int64_t NativeFormat, RENDER_DEVICE_TY
             return GetTextureFormatFromNativeGL(NativeFormat);
 #endif
 
+#if METAL_SUPPORTED
+        case RENDER_DEVICE_TYPE_METAL:
+            return GetTextureFormatFromNativeMtl(NativeFormat);
+#endif
+
 #if VULKAN_SUPPORTED
         case RENDER_DEVICE_TYPE_VULKAN:
             return GetTextureFormatFromNativeVk(NativeFormat);

Graphics/GraphicsTools/src/GraphicsUtilitiesMtl.mm

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2019-2023 Diligent Graphics LLC
+ *  Copyright 2019-2024 Diligent Graphics LLC
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -34,6 +34,9 @@
 namespace Diligent
 {
 
+MTLPixelFormat TextureFormatToMTLPixelFormat(TEXTURE_FORMAT TexFormat);
+TEXTURE_FORMAT MTLPixelFormatToTextureFormat(MTLPixelFormat mtlPixelFormat);
+
 void CreateSparseTextureMtl(IRenderDevice*     pDevice,
                             const TextureDesc& TexDesc,
                             IDeviceMemory*     pMemory,
@@ -54,4 +57,14 @@ void CreateSparseTextureMtl(IRenderDevice*     pDevice,
     pDeviceMtl->CreateSparseTexture(TexDesc, pMemory, ppTexture);
 }
 
+int64_t GetNativeTextureFormatMtl(TEXTURE_FORMAT TexFormat)
+{
+    return static_cast<int64_t>(TextureFormatToMTLPixelFormat(TexFormat));
+}
+
+TEXTURE_FORMAT GetTextureFormatFromNativeMtl(int64_t NativeFormat)
+{
+    return MTLPixelFormatToTextureFormat(static_cast<MTLPixelFormat>(NativeFormat));
+}
+
 } // namespace Diligent

Tests/DiligentCoreTest/src/GraphicsTools/GraphicsUtilitiesTest.cpp

@@ -81,6 +81,25 @@ TEST(GraphicsUtilitiesTest, GetNativeTextureFormat_GetTextureFormatFromNative)
         TEX_FORMAT_BGRX8_UNORM_SRGB,
     };
 
+    const std::unordered_set<TEXTURE_FORMAT> SkipFormatsMtl{
+        TEX_FORMAT_RGB32_FLOAT,
+        TEX_FORMAT_RGB32_UINT,
+        TEX_FORMAT_RGB32_SINT,
+        TEX_FORMAT_R32_FLOAT_X8X24_TYPELESS,
+        TEX_FORMAT_X32_TYPELESS_G8X24_UINT,
+        TEX_FORMAT_R24_UNORM_X8_TYPELESS,
+        TEX_FORMAT_X24_TYPELESS_G8_UINT,
+        TEX_FORMAT_A8_UNORM,
+        TEX_FORMAT_R1_UNORM,
+        TEX_FORMAT_RG8_B8G8_UNORM,
+        TEX_FORMAT_G8R8_G8B8_UNORM,
+        TEX_FORMAT_B5G6R5_UNORM,
+        TEX_FORMAT_B5G5R5A1_UNORM,
+        TEX_FORMAT_BGRX8_UNORM,
+        TEX_FORMAT_R10G10B10_XR_BIAS_A2_UNORM,
+        TEX_FORMAT_BGRX8_UNORM_SRGB,
+    };
+
     const std::unordered_set<TEXTURE_FORMAT> SkipFormatsWebGPU{
         TEX_FORMAT_RGB32_FLOAT,
         TEX_FORMAT_RGB32_UINT,
@@ -142,6 +161,13 @@ TEST(GraphicsUtilitiesTest, GetNativeTextureFormat_GetTextureFormatFromNative)
         }
 #endif
 
+#if METAL_SUPPORTED
+        if (SkipFormatsMtl.find(Fmt) == SkipFormatsMtl.end())
+        {
+            Test(RENDER_DEVICE_TYPE_METAL);
+        }
+#endif
+
 #if WEBGPU_SUPPORTED
         if (SkipFormatsWebGPU.find(Fmt) == SkipFormatsWebGPU.end())
         {