Add BC4, BC5 and BC7 formats decompression support on non-Windows platforms

2023-02-28 15:51:05 +01:00
parent 127c575752
commit b2f7ffa545
9 changed files with 1196 additions and 56 deletions
--- a/Source/Engine/Tools/TextureTool/TextureTool.cpp
+++ b/Source/Engine/Tools/TextureTool/TextureTool.cpp
@@ -460,6 +460,21 @@ TextureTool::PixelFormatSampler PixelFormatSamplers[] =
            *(Color32*)ptr = Color32(srgb);
        },
    },
+    {
+        PixelFormat::R8G8_UNorm,
+        sizeof(uint16),
+        [](const void* ptr)
+        {
+            const uint8* rg = (const uint8*)ptr;
+            return Color((float)rg[0] / MAX_uint8, (float)rg[1] / MAX_uint8, 0, 1);
+        },
+        [](const void* ptr, const Color& color)
+        {
+            uint8* rg = (uint8*)ptr;
+            rg[0] = (uint8)(color.R * MAX_uint8);
+            rg[1] = (uint8)(color.G * MAX_uint8);
+        },
+    },
    {
        PixelFormat::R16G16_Float,
        sizeof(Half2),