uniform buffers are now slices of dedicated allocs
parent
b72b0b5fde
commit
a006ca1d45
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@ -79,7 +79,8 @@ typedef struct VulkanExtensions
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#define ALLOCATION_INCREMENT 16000000 /* 16MB */
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#define TRANSFER_BUFFER_STARTING_SIZE 8000000 /* 8MB */
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#define POOLED_TRANSFER_BUFFER_SIZE 16000000 /* 16MB */
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#define UBO_BUFFER_SIZE 16000 /* 16KB */
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#define UBO_BUFFER_SIZE 16000000 /* 16MB */
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#define UBO_SECTION_SIZE 4000 /* 4KB */
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#define DESCRIPTOR_POOL_STARTING_SIZE 128
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#define DEFRAG_TIME 200
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#define WINDOW_DATA "Refresh_VulkanWindowData"
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@ -719,8 +720,8 @@ typedef struct VulkanUniformBufferPool VulkanUniformBufferPool;
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typedef struct VulkanUniformBuffer
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{
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VulkanUniformBufferPool *pool;
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VulkanBufferContainer *vulkanBufferContainer; /* use container to avoid defrag issues */
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VkDeviceSize offset;
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VkDeviceSize poolOffset; /* memory offset relative to the pool buffer */
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VkDeviceSize offset; /* based on uniform pushes */
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VkDescriptorSet descriptorSet;
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} VulkanUniformBuffer;
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@ -746,10 +747,13 @@ typedef struct VulkanUniformDescriptorPool
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uint32_t availableDescriptorSetCount;
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} VulkanUniformDescriptorPool;
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/* This is actually just one buffer that we carve slices out of. */
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struct VulkanUniformBufferPool
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{
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VulkanUniformBufferType type;
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VulkanUniformDescriptorPool descriptorPool;
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VulkanBuffer *buffer;
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VkDeviceSize nextAvailableOffset;
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SDL_mutex *lock;
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VulkanUniformBuffer **availableBuffers;
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@ -1776,6 +1780,8 @@ typedef struct VulkanRenderer
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VkDescriptorSetLayout vertexUniformDescriptorSetLayout;
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VkDescriptorSetLayout fragmentUniformDescriptorSetLayout;
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VkDescriptorSetLayout computeUniformDescriptorSetLayout;
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VulkanBuffer *dummyBuffer;
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VulkanUniformBuffer *dummyVertexUniformBuffer;
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VulkanUniformBuffer *dummyFragmentUniformBuffer;
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VulkanUniformBuffer *dummyComputeUniformBuffer;
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@ -4197,6 +4203,36 @@ static VulkanUniformBufferPool* VULKAN_INTERNAL_CreateUniformBufferPool(
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VulkanUniformBufferType uniformBufferType
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) {
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VulkanUniformBufferPool* uniformBufferPool = SDL_malloc(sizeof(VulkanUniformBufferPool));
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VulkanResourceAccessType resourceAccessType;
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if (uniformBufferType == UNIFORM_BUFFER_VERTEX)
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{
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resourceAccessType = RESOURCE_ACCESS_VERTEX_SHADER_READ_UNIFORM_BUFFER;
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}
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else if (uniformBufferType == UNIFORM_BUFFER_FRAGMENT)
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{
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resourceAccessType = RESOURCE_ACCESS_FRAGMENT_SHADER_READ_UNIFORM_BUFFER;
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}
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else if (uniformBufferType == UNIFORM_BUFFER_COMPUTE)
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{
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resourceAccessType = RESOURCE_ACCESS_COMPUTE_SHADER_READ_UNIFORM_BUFFER;
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}
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else
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{
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Refresh_LogError("Unrecognized uniform buffer type!");
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return 0;
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}
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uniformBufferPool->buffer = VULKAN_INTERNAL_CreateBuffer(
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renderer,
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UBO_BUFFER_SIZE,
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resourceAccessType,
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VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,
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0,
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1
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);
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uniformBufferPool->nextAvailableOffset = 0;
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uniformBufferPool->type = uniformBufferType;
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uniformBufferPool->lock = SDL_CreateMutex();
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@ -4230,12 +4266,6 @@ static void VULKAN_INTERNAL_BindUniformBuffer(
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commandBuffer->boundUniformBuffers[commandBuffer->boundUniformBufferCount] = uniformBuffer;
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commandBuffer->boundUniformBufferCount += 1;
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VULKAN_INTERNAL_TrackBuffer(
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renderer,
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commandBuffer,
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uniformBuffer->vulkanBufferContainer->vulkanBuffer
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);
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}
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/* Buffer indirection so we can cleanly defrag */
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@ -4304,22 +4334,18 @@ static uint8_t VULKAN_INTERNAL_CreateUniformBuffer(
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VulkanUniformBuffer *uniformBuffer = SDL_malloc(sizeof(VulkanUniformBuffer));
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uniformBuffer->pool = bufferPool;
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uniformBuffer->vulkanBufferContainer = VULKAN_INTERNAL_CreateBufferContainer(
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renderer,
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UBO_BUFFER_SIZE,
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resourceAccessType,
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VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,
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0
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);
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uniformBuffer->poolOffset = bufferPool->nextAvailableOffset;
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uniformBuffer->offset = 0;
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if (uniformBuffer->vulkanBufferContainer == NULL)
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bufferPool->nextAvailableOffset += UBO_SECTION_SIZE;
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if (bufferPool->nextAvailableOffset >= UBO_BUFFER_SIZE)
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{
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Refresh_LogError("Failed to create buffer for uniform buffer!");
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Refresh_LogError("Uniform buffer overflow!");
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SDL_free(uniformBuffer);
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return 0;
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}
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uniformBuffer->offset = 0;
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/* Allocate a descriptor set for the uniform buffer */
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if (bufferPool->descriptorPool.availableDescriptorSetCount == 0)
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@ -4329,6 +4355,7 @@ static uint8_t VULKAN_INTERNAL_CreateUniformBuffer(
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&bufferPool->descriptorPool
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)) {
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Refresh_LogError("Failed to add uniform descriptor pool!");
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SDL_free(uniformBuffer);
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return 0;
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}
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}
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@ -4393,15 +4420,7 @@ static VulkanUniformBuffer* VULKAN_INTERNAL_CreateDummyUniformBuffer(
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}
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VulkanUniformBuffer *uniformBuffer = SDL_malloc(sizeof(VulkanUniformBuffer));
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uniformBuffer->pool = NULL;
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uniformBuffer->vulkanBufferContainer = VULKAN_INTERNAL_CreateBufferContainer(
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renderer,
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1,
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resourceAccessType,
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VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,
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1
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);
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uniformBuffer->poolOffset = 0;
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uniformBuffer->offset = 0;
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/* Allocate a descriptor set for the uniform buffer */
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@ -4416,7 +4435,7 @@ static VulkanUniformBuffer* VULKAN_INTERNAL_CreateDummyUniformBuffer(
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/* Update the descriptor set for the first and last time! */
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descriptorBufferInfo.buffer = uniformBuffer->vulkanBufferContainer->vulkanBuffer->buffer;
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descriptorBufferInfo.buffer = renderer->dummyBuffer->buffer;
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descriptorBufferInfo.offset = 0;
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descriptorBufferInfo.range = VK_WHOLE_SIZE;
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@ -4463,11 +4482,11 @@ static void VULKAN_INTERNAL_DestroyUniformBufferPool(
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/* This is always destroyed after submissions, so all buffers are available */
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for (i = 0; i < uniformBufferPool->availableBufferCount; i += 1)
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{
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VULKAN_INTERNAL_DestroyBuffer(renderer, uniformBufferPool->availableBuffers[i]->vulkanBufferContainer->vulkanBuffer);
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SDL_free(uniformBufferPool->availableBuffers[i]->vulkanBufferContainer);
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SDL_free(uniformBufferPool->availableBuffers[i]);
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}
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VULKAN_INTERNAL_DestroyBuffer(renderer, uniformBufferPool->buffer);
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SDL_DestroyMutex(uniformBufferPool->lock);
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SDL_free(uniformBufferPool->availableBuffers);
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SDL_free(uniformBufferPool);
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@ -4502,8 +4521,8 @@ static VulkanUniformBuffer* VULKAN_INTERNAL_AcquireUniformBufferFromPool(
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/* Update the descriptor set with the correct range */
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descriptorBufferInfo.buffer = uniformBuffer->vulkanBufferContainer->vulkanBuffer->buffer;
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descriptorBufferInfo.offset = 0;
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descriptorBufferInfo.buffer = uniformBuffer->pool->buffer->buffer;
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descriptorBufferInfo.offset = uniformBuffer->poolOffset;
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descriptorBufferInfo.range = blockSize;
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writeDescriptorSet.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
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@ -5183,13 +5202,7 @@ static void VULKAN_DestroyDevice(
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SDL_free(renderer->submittedCommandBuffers);
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VULKAN_INTERNAL_DestroyBuffer(renderer, renderer->dummyVertexUniformBuffer->vulkanBufferContainer->vulkanBuffer);
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VULKAN_INTERNAL_DestroyBuffer(renderer, renderer->dummyFragmentUniformBuffer->vulkanBufferContainer->vulkanBuffer);
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VULKAN_INTERNAL_DestroyBuffer(renderer, renderer->dummyComputeUniformBuffer->vulkanBufferContainer->vulkanBuffer);
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SDL_free(renderer->dummyVertexUniformBuffer->vulkanBufferContainer);
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SDL_free(renderer->dummyFragmentUniformBuffer->vulkanBufferContainer);
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SDL_free(renderer->dummyComputeUniformBuffer->vulkanBufferContainer);
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VULKAN_INTERNAL_DestroyBuffer(renderer, renderer->dummyBuffer);
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SDL_free(renderer->dummyVertexUniformBuffer);
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SDL_free(renderer->dummyFragmentUniformBuffer);
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@ -7815,7 +7828,7 @@ static uint32_t VULKAN_PushVertexShaderUniforms(
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if (
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vulkanCommandBuffer->vertexUniformBuffer->offset +
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graphicsPipeline->vertexUniformBlockSize >=
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UBO_BUFFER_SIZE
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UBO_SECTION_SIZE
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) {
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/* We're out of space in this buffer, bind the old one and acquire a new one */
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VULKAN_INTERNAL_BindUniformBuffer(
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@ -7833,8 +7846,8 @@ static uint32_t VULKAN_PushVertexShaderUniforms(
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offset = vulkanCommandBuffer->vertexUniformBuffer->offset;
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VULKAN_INTERNAL_SetBufferData(
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vulkanCommandBuffer->vertexUniformBuffer->vulkanBufferContainer->vulkanBuffer,
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vulkanCommandBuffer->vertexUniformBuffer->offset,
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vulkanCommandBuffer->vertexUniformBuffer->pool->buffer,
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vulkanCommandBuffer->vertexUniformBuffer->poolOffset + vulkanCommandBuffer->vertexUniformBuffer->offset,
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data,
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dataLengthInBytes
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);
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@ -7859,7 +7872,7 @@ static uint32_t VULKAN_PushFragmentShaderUniforms(
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if (
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vulkanCommandBuffer->fragmentUniformBuffer->offset +
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graphicsPipeline->fragmentUniformBlockSize >=
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UBO_BUFFER_SIZE
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UBO_SECTION_SIZE
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) {
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/* We're out of space in this buffer, bind the old one and acquire a new one */
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VULKAN_INTERNAL_BindUniformBuffer(
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@ -7877,8 +7890,8 @@ static uint32_t VULKAN_PushFragmentShaderUniforms(
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offset = vulkanCommandBuffer->fragmentUniformBuffer->offset;
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VULKAN_INTERNAL_SetBufferData(
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vulkanCommandBuffer->fragmentUniformBuffer->vulkanBufferContainer->vulkanBuffer,
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vulkanCommandBuffer->fragmentUniformBuffer->offset,
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vulkanCommandBuffer->fragmentUniformBuffer->pool->buffer,
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vulkanCommandBuffer->fragmentUniformBuffer->poolOffset + vulkanCommandBuffer->fragmentUniformBuffer->offset,
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data,
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dataLengthInBytes
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);
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@ -7902,7 +7915,7 @@ static uint32_t VULKAN_PushComputeShaderUniforms(
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if (
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vulkanCommandBuffer->computeUniformBuffer->offset +
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computePipeline->uniformBlockSize >=
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UBO_BUFFER_SIZE
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UBO_SECTION_SIZE
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) {
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/* We're out of space in this buffer, bind the old one and acquire a new one */
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VULKAN_INTERNAL_BindUniformBuffer(
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@ -7920,8 +7933,8 @@ static uint32_t VULKAN_PushComputeShaderUniforms(
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offset = vulkanCommandBuffer->computeUniformBuffer->offset;
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VULKAN_INTERNAL_SetBufferData(
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vulkanCommandBuffer->computeUniformBuffer->vulkanBufferContainer->vulkanBuffer,
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vulkanCommandBuffer->computeUniformBuffer->offset,
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vulkanCommandBuffer->computeUniformBuffer->pool->buffer,
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vulkanCommandBuffer->computeUniformBuffer->poolOffset + vulkanCommandBuffer->computeUniformBuffer->offset,
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data,
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dataLengthInBytes
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);
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@ -11992,6 +12005,15 @@ static Refresh_Device* VULKAN_CreateDevice(
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/* Dummy Uniform Buffers */
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renderer->dummyBuffer = VULKAN_INTERNAL_CreateBuffer(
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renderer,
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1,
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RESOURCE_ACCESS_GENERAL,
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VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,
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0,
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1
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);
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renderer->dummyVertexUniformBuffer = VULKAN_INTERNAL_CreateDummyUniformBuffer(
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renderer,
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UNIFORM_BUFFER_VERTEX
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