Merge pull request #90 from sawickiap/master

New updates to D3D12 Memory Allocator

Author: jlacroixAMD

CHANGELOG.md

@@ -1,6 +1,6 @@
 # 3.1.0 (2026-02-23)
 
-- Added supported for resource tight alignment (feature added in Agility SDK 1.618.1). It is used automatically when available.
+- Added support for resource tight alignment (feature added in Agility SDK 1.618.1). It is used automatically when available.
   - Added function `Allocator::IsTightAlignmentSupported`.
   - Added `ALLOCATOR_FLAG_DONT_USE_TIGHT_ALIGNMENT`.
 - Fixes and improvements in the internal function `AllocatorPimpl::GetResourceAllocationInfo` (which decides when to use small alignment or tight alignment), including:

src/D3D12MemAlloc.cpp

@@ -703,6 +703,13 @@ static UINT GetBitsPerPixel(DXGI_FORMAT format)
     case DXGI_FORMAT_R24_UNORM_X8_TYPELESS:
     case DXGI_FORMAT_X24_TYPELESS_G8_UINT:
         return 32;
+    case DXGI_FORMAT_B8G8R8A8_UNORM:
+    case DXGI_FORMAT_B8G8R8X8_UNORM:
+    case DXGI_FORMAT_B8G8R8A8_TYPELESS:
+    case DXGI_FORMAT_B8G8R8A8_UNORM_SRGB:
+    case DXGI_FORMAT_B8G8R8X8_TYPELESS:
+    case DXGI_FORMAT_B8G8R8X8_UNORM_SRGB:
+        return 32;
     case DXGI_FORMAT_R8G8_TYPELESS:
     case DXGI_FORMAT_R8G8_UNORM:
     case DXGI_FORMAT_R8G8_UINT:
@@ -717,6 +724,9 @@ static UINT GetBitsPerPixel(DXGI_FORMAT format)
     case DXGI_FORMAT_R16_SNORM:
     case DXGI_FORMAT_R16_SINT:
         return 16;
+    case DXGI_FORMAT_B5G6R5_UNORM:
+    case DXGI_FORMAT_B5G5R5A1_UNORM:
+        return 16;
     case DXGI_FORMAT_R8_TYPELESS:
     case DXGI_FORMAT_R8_UNORM:
     case DXGI_FORMAT_R8_UINT: