| #ifndef @SPEC_CONST_NONE |
| |
| layout(constant_id = CLIPPING_SPECIALIZATION_IDX) const |
| bool kEnableClipping = true; |
| layout(constant_id = CLIP_RECT_SPECIALIZATION_IDX) const |
| bool kEnableClipRect = true; |
| layout(constant_id = ADVANCED_BLEND_SPECIALIZATION_IDX) const |
| bool kEnableAdvancedBlend = true; |
| layout(constant_id = FEATHER_SPECIALIZATION_IDX) const |
| bool kEnableFeather = true; |
| layout(constant_id = EVEN_ODD_SPECIALIZATION_IDX) const |
| bool kEnableEvenOdd = true; |
| layout(constant_id = NESTED_CLIPPING_SPECIALIZATION_IDX) const |
| bool kEnableNestedClipping = true; |
| layout(constant_id = HSL_BLEND_MODES_SPECIALIZATION_IDX) const |
| bool kEnableHSLBlendModes = true; |
| layout(constant_id = CLOCKWISE_FILL_SPECIALIZATION_IDX) const |
| bool kClockwiseFill = true; |
| layout(constant_id = BORROWED_COVERAGE_PREPASS_SPECIALIZATION_IDX) const |
| bool kBorrowedCoveragePrepass = true; |
| layout(constant_id = VULKAN_VENDOR_ID_SPECIALIZATION_IDX) const uint |
| kVulkanVendorID = 0; |
| |
| #define @ENABLE_CLIPPING kEnableClipping |
| |
| // MSAA uses gl_ClipDistance when ENABLE_CLIP_RECT is set, but since Vulkan is |
| // using specialization constants (as opposed to compile-time flags), it means |
| // that the usage of them is in the compiled shader even if that codepath is |
| // not going to be taken, which ends up as a validation failure on systems that |
| // do not support that extension. In those cases, we can just not define |
| // ENABLE_CLIP_RECT to avoid all of the gl_ClipDistance usages. |
| #ifndef @DISABLE_CLIP_RECT_FOR_VULKAN_MSAA |
| #define @ENABLE_CLIP_RECT kEnableClipRect |
| #endif |
| |
| #define @ENABLE_ADVANCED_BLEND kEnableAdvancedBlend |
| #define @ENABLE_FEATHER kEnableFeather |
| #define @ENABLE_EVEN_ODD kEnableEvenOdd |
| #define @ENABLE_NESTED_CLIPPING kEnableNestedClipping |
| #define @ENABLE_HSL_BLEND_MODES kEnableHSLBlendModes |
| #define @CLOCKWISE_FILL kClockwiseFill |
| #define @BORROWED_COVERAGE_PREPASS kBorrowedCoveragePrepass |
| #define @VULKAN_VENDOR_ID kVulkanVendorID |
| |
| #else |
| |
| // Specialization constants aren't supported; just compile an ubershader. |
| #define @ENABLE_CLIPPING true |
| #define @ENABLE_CLIP_RECT true |
| #define @ENABLE_ADVANCED_BLEND true |
| #define @ENABLE_FEATHER true |
| #define @ENABLE_EVEN_ODD true |
| #define @ENABLE_NESTED_CLIPPING true |
| #define @ENABLE_HSL_BLEND_MODES true |
| #define @CLOCKWISE_FILL true |
| #define @BORROWED_COVERAGE_PREPASS true |
| #define @VULKAN_VENDOR_ID 0 |
| |
| #endif |
