#pragma once #define VK_NO_PROTOTYPES #include #ifdef __cplusplus extern "C" { #endif typedef VkResult (*PFN_vkCreateShaderModuleFromRpiAssemblyEXT)( VkPhysicalDevice physicalDevice); // Sooo we're not really getting the REAL VkPhysicalDevice from the Loader // But rather a Trampoline object that points to a Terminator that finally points to // The real object // Therefore if we would like to pass on information in our VkPhysicalDevice object // We need to walk this chain... typedef struct VkRpiPhysicalDevice { uintptr_t loaderData; uintptr_t customData; } VkRpiPhysicalDevice; typedef struct LoaderTerminator { uintptr_t a; uintptr_t b; uint8_t c; VkRpiPhysicalDevice* physicalDevice; } LoaderTerminator; typedef struct LoaderTrampoline { uintptr_t a; uintptr_t b; LoaderTerminator* loaderTerminator; } LoaderTrampoline; /* * assembly to vulkan resource mapping * * map vulkan resources such as * -push constants * -descriptor set entries * -images * -buffers * * to assembly uniform reads * * push constants should be one read * * buffers and images are handled through the TMU pipeline * and therefore carry implicit uniform reads * buffers should be one uniform (general memory read) * number of uniforms for images are dependent on type (and TMU writes) * * therefore what we need is a mapping for each assembly uniform read * to some vulkan resource * and the driver should be able to figure out what to put in the uniform queue * based on the mapping * * vertex and coordinate shader mappings are shared * */ typedef enum VkRpiAssemblyMappingTypeEXT { VK_RPI_ASSEMBLY_MAPPING_TYPE_DESCRIPTOR = 0, VK_RPI_ASSEMBLY_MAPPING_TYPE_PUSH_CONSTANT = 1, VK_RPI_ASSEMBLY_MAPPING_TYPE_MAX } VkRpiAssemblyMappingTypeEXT; //defines mapping for a single uniform FIFO read to a Vulkan resource typedef struct VkRpiAssemblyMappingEXT { VkRpiAssemblyMappingTypeEXT mappingType; VkDescriptorType descriptorType; uint32_t descriptorSet; uint32_t descriptorBinding; uint32_t descriptorArrayElement; uint32_t resourceOffset; //in bytes VkShaderStageFlagBits shaderStage; } VkRpiAssemblyMappingEXT; typedef struct VkRpiShaderModuleAssemblyCreateInfoEXT { VkStructureType sType; const void* pNext; uint64_t** instructions; uint32_t* numInstructions; VkRpiAssemblyMappingEXT* mappings; uint32_t numMappings; } VkRpiShaderModuleAssemblyCreateInfoEXT; #ifdef __cplusplus } #endif