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[Optimization] (MG_Backend/DirectVulkan): optimize CreatePipeline hot path with VkPipelineCache

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swung0x48
2026-05-12 00:27:52 +08:00
parent 9e0e03d4c0
commit 60199c0323
2 changed files with 16 additions and 3 deletions
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MobileGL/MG_Backend/DirectVulkan/Renderer/PipelineFactory.cpp
+14 -1
View File
@@ -9,8 +9,21 @@
#include "PipelineFactory.h"
namespace MobileGL::MG_Backend::DirectVulkan {
PipelineFactory::PipelineFactory(VkDevice device, const VulkanRendererConfig& config):
m_device(device), m_config(config) {
MOBILEGL_ASSERT(m_device != VK_NULL_HANDLE, "PipelineFactory: device is null");
VkPipelineCacheCreateInfo pipelineCacheInfo{VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO};
VK_VERIFY(vkCreatePipelineCache(m_device, &pipelineCacheInfo, nullptr, &m_pipelineCache),
"vkCreatePipelineCache");
}
PipelineFactory::~PipelineFactory() {
DestroyAll();
if (m_pipelineCache != VK_NULL_HANDLE) {
vkDestroyPipelineCache(m_device, m_pipelineCache, nullptr);
m_pipelineCache = VK_NULL_HANDLE;
}
}
PipelineFactory::HashType PipelineFactory::ComputeHash(const PipelineCreatePayload& payload) const {
@@ -128,7 +141,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
gpi.subpass = payload.subpass;
VkPipeline pipeline = VK_NULL_HANDLE;
VK_VERIFY(vkCreateGraphicsPipelines(m_device, VK_NULL_HANDLE, 1, &gpi, nullptr, &pipeline),
VK_VERIFY(vkCreateGraphicsPipelines(m_device, m_pipelineCache, 1, &gpi, nullptr, &pipeline),
"vkCreateGraphicsPipelines");
return pipeline;
}
MobileGL/MG_Backend/DirectVulkan/Renderer/PipelineFactory.h
+2 -2
View File
@@ -38,8 +38,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
const VkPipelineVertexInputStateCreateInfo* vertexInputState = nullptr;
};
explicit PipelineFactory(VkDevice device, const VulkanRendererConfig& config):
m_device(device), m_config(config) {}
explicit PipelineFactory(VkDevice device, const VulkanRendererConfig& config);
~PipelineFactory();
PipelineFactory(const PipelineFactory&) = delete;
@@ -52,6 +51,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
VkDevice m_device = VK_NULL_HANDLE;
const VulkanRendererConfig& m_config;
VkPipelineCache m_pipelineCache = VK_NULL_HANDLE;
UnorderedMap<HashType, VkPipeline> m_cache;
static inline XXH64_state_t* m_hashState = XXH64_createState();
};