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Code Issues 150 Wiki Activity

Map BC7 (BPTC) dds textures to native VK_FORMAT_BC7 in the Vulkan renderer

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Hirek
2026-10-31 16:46:35 +01:00
parent 7078edf138
commit 75cb88f275
3 changed files with 16 additions and 7 deletions
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7
rendering/vulkan14/vulkan14texture.cpp
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@@ -440,6 +440,13 @@ texture_format texture_format_of(GLint Format, GLint Hint)
result.compressed = true;
result.block_bytes = 16;
return result;
case GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM:
case GL_COMPRESSED_RGBA_BPTC_UNORM:
// bc7 dds files, sampled as they are: part of textureCompressionBC, which the device requires
result.format = ((srgb || (Format == GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM)) ? VK_FORMAT_BC7_SRGB_BLOCK : VK_FORMAT_BC7_UNORM_BLOCK);
result.compressed = true;
result.block_bytes = 16;
return result;
case GL_RGBA:
case GL_BGRA:
case GL_RGB: