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format: Fix DepthStencil to Color compatible check

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spencer-lunarg 2025-03-05 23:22:24 -05:00 • committed by Spencer Fricke
parent 5f41f2a9bf
commit 50563f4836
3 changed files with 63 additions and 43 deletions
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42
scripts/generators/format_utils_generator.py
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@ -209,7 +209,7 @@ inline VkExtent2D vkuFindMultiplaneExtentDivisors(VkFormat mp_fmt, VkImageAspect
// From table in spec vkspec.html#formats-compatible-zs-color
// Introduced in VK_KHR_maintenance8 to allow copying between color and depth/stencil formats
inline bool vkuFormatIsDepthStencilWithColorSizeCompatible(VkFormat color_format, VkFormat ds_format);
inline bool vkuFormatIsDepthStencilWithColorSizeCompatible(VkFormat color_format, VkFormat ds_format, VkImageAspectFlags aspect_mask);
// Returns the count of components in a VkFormat
inline uint32_t vkuFormatComponentCount(VkFormat format);
@ -570,24 +570,30 @@ inline VkExtent2D vkuFindMultiplaneExtentDivisors(VkFormat mp_fmt, VkImageAspect
}
// TODO - This should be generated, but will need updating the spec XML and table
inline bool vkuFormatIsDepthStencilWithColorSizeCompatible(VkFormat color_format, VkFormat ds_format) {
switch (ds_format) {
case VK_FORMAT_D32_SFLOAT:
case VK_FORMAT_D32_SFLOAT_S8_UINT:
return color_format == VK_FORMAT_R32_SFLOAT || color_format == VK_FORMAT_R32_SINT || color_format == VK_FORMAT_R32_UINT;
case VK_FORMAT_X8_D24_UNORM_PACK32:
case VK_FORMAT_D24_UNORM_S8_UINT:
return color_format == VK_FORMAT_R32_SFLOAT || color_format == VK_FORMAT_R32_SINT || color_format == VK_FORMAT_R32_UINT;
case VK_FORMAT_D16_UNORM:
case VK_FORMAT_D16_UNORM_S8_UINT:
return color_format == VK_FORMAT_R16_SFLOAT || color_format == VK_FORMAT_R16_UNORM ||
color_format == VK_FORMAT_R16_SNORM || color_format == VK_FORMAT_R16_UINT || color_format == VK_FORMAT_R16_SINT;
case VK_FORMAT_S8_UINT:
return color_format == VK_FORMAT_R8_UINT || color_format == VK_FORMAT_R8_SINT ||
color_format == VK_FORMAT_R8_UNORM || color_format == VK_FORMAT_R8_SNORM;
default:
return false;
// Some few case don't have an aspect mask, so might need to check both the Depth and Stencil possiblity
inline bool vkuFormatIsDepthStencilWithColorSizeCompatible(VkFormat color_format, VkFormat ds_format, VkImageAspectFlags aspect_mask) {
bool valid = false;
if (aspect_mask & VK_IMAGE_ASPECT_STENCIL_BIT) {
if (ds_format == VK_FORMAT_S8_UINT || ds_format == VK_FORMAT_D16_UNORM_S8_UINT ||
ds_format == VK_FORMAT_D24_UNORM_S8_UINT || ds_format == VK_FORMAT_D32_SFLOAT_S8_UINT) {
valid |= (color_format == VK_FORMAT_R8_UINT || color_format == VK_FORMAT_R8_SINT ||
color_format == VK_FORMAT_R8_UNORM || color_format == VK_FORMAT_R8_SNORM);
}
}
if (aspect_mask & VK_IMAGE_ASPECT_DEPTH_BIT) {
if (ds_format == VK_FORMAT_D32_SFLOAT || ds_format == VK_FORMAT_D32_SFLOAT_S8_UINT ||
ds_format == VK_FORMAT_X8_D24_UNORM_PACK32 || ds_format == VK_FORMAT_D24_UNORM_S8_UINT) {
valid |= (color_format == VK_FORMAT_R32_SFLOAT || color_format == VK_FORMAT_R32_SINT || color_format == VK_FORMAT_R32_UINT);
}
if (ds_format == VK_FORMAT_D16_UNORM || ds_format == VK_FORMAT_D16_UNORM_S8_UINT) {
valid |= (color_format == VK_FORMAT_R16_SFLOAT || color_format == VK_FORMAT_R16_UNORM ||
color_format == VK_FORMAT_R16_SNORM || color_format == VK_FORMAT_R16_UINT || color_format == VK_FORMAT_R16_SINT);
}
}
return valid;
}
inline uint32_t vkuFormatComponentCount(VkFormat format) { return vkuGetFormatInfo(format).component_count; }