fence, semaphore and command pool
parent
458bd6049d
commit
67b0503935
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@ -159,7 +159,10 @@ typedef struct VulkanRenderer
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VkQueue graphicsQueue;
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VkQueue presentQueue;
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/* Command Buffers */
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VkFence inFlightFence;
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VkSemaphore imageAvailableSemaphore;
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VkSemaphore renderFinishedSemaphore;
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VkCommandPool commandPool;
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VkCommandBuffer *inactiveCommandBuffers;
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VkCommandBuffer *activeCommandBuffers;
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@ -221,6 +224,82 @@ static inline void LogVulkanResult(
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}
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}
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/* Command Buffers */
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/* Vulkan: Command Buffers */
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static void VULKAN_INTERNAL_BeginCommandBuffer(VulkanRenderer *renderer)
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{
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VkCommandBufferAllocateInfo allocateInfo;
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VkCommandBufferBeginInfo beginInfo;
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VkResult result;
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beginInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
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beginInfo.pNext = NULL;
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beginInfo.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT;
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beginInfo.pInheritanceInfo = NULL;
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/* If we are out of unused command buffers, allocate some more */
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if (renderer->inactiveCommandBufferCount == 0)
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{
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renderer->activeCommandBuffers = SDL_realloc(
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renderer->activeCommandBuffers,
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sizeof(VkCommandBuffer) * renderer->allocatedCommandBufferCount * 2
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);
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renderer->inactiveCommandBuffers = SDL_realloc(
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renderer->inactiveCommandBuffers,
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sizeof(VkCommandBuffer) * renderer->allocatedCommandBufferCount * 2
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);
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renderer->submittedCommandBuffers = SDL_realloc(
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renderer->submittedCommandBuffers,
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sizeof(VkCommandBuffer) * renderer->allocatedCommandBufferCount * 2
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);
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allocateInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
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allocateInfo.pNext = NULL;
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allocateInfo.commandPool = renderer->commandPool;
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allocateInfo.commandBufferCount = renderer->allocatedCommandBufferCount;
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allocateInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
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result = renderer->vkAllocateCommandBuffers(
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renderer->logicalDevice,
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&allocateInfo,
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renderer->inactiveCommandBuffers
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);
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if (result != VK_SUCCESS)
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{
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LogVulkanResult("vkAllocateCommandBuffers", result);
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return;
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}
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renderer->inactiveCommandBufferCount = renderer->allocatedCommandBufferCount;
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renderer->allocatedCommandBufferCount *= 2;
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}
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renderer->currentCommandBuffer =
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renderer->inactiveCommandBuffers[renderer->inactiveCommandBufferCount - 1];
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renderer->activeCommandBuffers[renderer->activeCommandBufferCount] = renderer->currentCommandBuffer;
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renderer->activeCommandBufferCount += 1;
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renderer->inactiveCommandBufferCount -= 1;
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result = renderer->vkBeginCommandBuffer(
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renderer->currentCommandBuffer,
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&beginInfo
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);
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if (result != VK_SUCCESS)
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{
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LogVulkanResult("vkBeginCommandBuffer", result);
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}
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}
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/* Public API */
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static void VULKAN_DestroyDevice(
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REFRESH_Device *device
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) {
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@ -1513,6 +1592,7 @@ static uint8_t VULKAN_INTERNAL_CreateLogicalDevice(
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uint32_t deviceExtensionCount
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) {
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VkResult vulkanResult;
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VkDeviceCreateInfo deviceCreateInfo;
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VkPhysicalDeviceFeatures deviceFeatures;
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@ -1621,6 +1701,16 @@ static REFRESH_Device* VULKAN_CreateDevice(
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REFRESH_Device *result;
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VulkanRenderer *renderer;
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VkResult vulkanResult;
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/* Variables: Create fence and semaphores */
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VkFenceCreateInfo fenceInfo;
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VkSemaphoreCreateInfo semaphoreInfo;
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/* Variables: Create command pool and command buffer */
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VkCommandPoolCreateInfo commandPoolCreateInfo;
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VkCommandBufferAllocateInfo commandBufferAllocateInfo;
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result = (REFRESH_Device*) SDL_malloc(sizeof(REFRESH_Device));
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ASSIGN_DRIVER(VULKAN)
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@ -1725,6 +1815,103 @@ static REFRESH_Device* VULKAN_CreateDevice(
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}
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}
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/*
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* Create fence and semaphores
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*/
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fenceInfo.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO;
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fenceInfo.pNext = NULL;
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fenceInfo.flags = VK_FENCE_CREATE_SIGNALED_BIT;
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semaphoreInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO;
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semaphoreInfo.pNext = NULL;
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semaphoreInfo.flags = 0;
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vulkanResult = renderer->vkCreateSemaphore(
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renderer->logicalDevice,
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&semaphoreInfo,
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NULL,
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&renderer->imageAvailableSemaphore
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);
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if (vulkanResult != VK_SUCCESS)
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{
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LogVulkanResult("vkCreateFence", vulkanResult);
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return NULL;
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}
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vulkanResult = renderer->vkCreateSemaphore(
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renderer->logicalDevice,
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&semaphoreInfo,
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NULL,
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&renderer->renderFinishedSemaphore
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);
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if (vulkanResult != VK_SUCCESS)
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{
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LogVulkanResult("vkCreateSemaphore", vulkanResult);
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return NULL;
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}
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vulkanResult = renderer->vkCreateFence(
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renderer->logicalDevice,
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&fenceInfo,
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NULL,
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&renderer->inFlightFence
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);
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if (vulkanResult != VK_SUCCESS)
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{
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LogVulkanResult("vkCreateSemaphore", vulkanResult);
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return NULL;
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}
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/*
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* Create command pool and buffers
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*/
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commandPoolCreateInfo.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
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commandPoolCreateInfo.pNext = NULL;
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commandPoolCreateInfo.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT;
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commandPoolCreateInfo.queueFamilyIndex = renderer->queueFamilyIndices.graphicsFamily;
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vulkanResult = renderer->vkCreateCommandPool(
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renderer->logicalDevice,
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&commandPoolCreateInfo,
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NULL,
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&renderer->commandPool
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);
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if (vulkanResult != VK_SUCCESS)
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{
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LogVulkanResult("vkCreateCommandPool", vulkanResult);
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}
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renderer->allocatedCommandBufferCount = 4;
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renderer->inactiveCommandBuffers = SDL_malloc(sizeof(VkCommandBuffer) * renderer->allocatedCommandBufferCount);
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renderer->activeCommandBuffers = SDL_malloc(sizeof(VkCommandBuffer) * renderer->allocatedCommandBufferCount);
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renderer->submittedCommandBuffers = SDL_malloc(sizeof(VkCommandBuffer) * renderer->allocatedCommandBufferCount);
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renderer->inactiveCommandBufferCount = renderer->allocatedCommandBufferCount;
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renderer->activeCommandBufferCount = 0;
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renderer->submittedCommandBufferCount = 0;
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commandBufferAllocateInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
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commandBufferAllocateInfo.pNext = NULL;
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commandBufferAllocateInfo.commandPool = renderer->commandPool;
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commandBufferAllocateInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
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commandBufferAllocateInfo.commandBufferCount = renderer->allocatedCommandBufferCount;
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vulkanResult = renderer->vkAllocateCommandBuffers(
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renderer->logicalDevice,
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&commandBufferAllocateInfo,
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renderer->inactiveCommandBuffers
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);
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if (vulkanResult != VK_SUCCESS)
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{
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LogVulkanResult("vkAllocateCommandBuffers", vulkanResult);
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}
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renderer->currentCommandCount = 0;
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VULKAN_INTERNAL_BeginCommandBuffer(renderer);
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return result;
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}
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