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cocos_lib/cocos/renderer/gfx-vulkan/VKPipelineCache.cpp

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/****************************************************************************
Copyright (c) 2023 Xiamen Yaji Software Co., Ltd.
http://www.cocos.com
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#include "VKPipelineCache.h"
#include <fstream>
#include "base/BinaryArchive.h"
#include "gfx-base/GFXUtil.h"
namespace {
const char *fileName = "/pipeline_cache_vk.bin";
const uint32_t MAGIC = 0x4343564B; // "CCVK"
const uint32_t VERSION = 1;
void loadData(const ccstd::string &path, ccstd::vector<char> &data) {
std::ifstream stream(path, std::ios::binary);
if (!stream.is_open()) {
CC_LOG_INFO("Load program cache, no cached files.");
return;
}
uint32_t magic = 0;
uint32_t version = 0;
cc::BinaryInputArchive archive(stream);
auto loadResult = archive.load(magic);
loadResult &= archive.load(version);
uint32_t size = 0;
if (loadResult && magic == MAGIC && version >= VERSION) {
loadResult &= archive.load(size);
data.resize(size);
loadResult &= archive.load(data.data(), size);
}
if (loadResult) {
CC_LOG_INFO("Load pipeline cache success.");
}
}
} // namespace
namespace cc::gfx {
CCVKPipelineCache::CCVKPipelineCache() {
_savePath = getPipelineCacheFolder() + fileName;
}
CCVKPipelineCache::~CCVKPipelineCache() {
if (_pipelineCache != VK_NULL_HANDLE) {
#if CC_USE_PIPELINE_CACHE
saveCache();
#endif
vkDestroyPipelineCache(_device, _pipelineCache, nullptr);
}
}
void CCVKPipelineCache::init(VkDevice dev) {
_device = dev;
loadCache();
}
void CCVKPipelineCache::loadCache() {
ccstd::vector<char> data;
#if CC_USE_PIPELINE_CACHE
loadData(_savePath, data);
#endif
VkPipelineCacheCreateInfo cacheInfo = {};
cacheInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO;
cacheInfo.pNext = nullptr;
cacheInfo.initialDataSize = static_cast<uint32_t>(data.size());
cacheInfo.pInitialData = data.data();
VK_CHECK(vkCreatePipelineCache(_device, &cacheInfo, nullptr, &_pipelineCache));
}
void CCVKPipelineCache::saveCache() {
if (!_dirty) {
return;
}
std::ofstream stream(_savePath, std::ios::binary);
if (!stream.is_open()) {
CC_LOG_INFO("Save program cache failed.");
return;
}
BinaryOutputArchive archive(stream);
archive.save(MAGIC);
archive.save(VERSION);
size_t size = 0;
vkGetPipelineCacheData(_device, _pipelineCache, &size, nullptr);
ccstd::vector<char> data(size);
vkGetPipelineCacheData(_device, _pipelineCache, &size, data.data());
archive.save(static_cast<uint32_t>(size));
archive.save(data.data(), static_cast<uint32_t>(size));
_dirty = false;
}
void CCVKPipelineCache::setDirty() {
_dirty = true;
}
VkPipelineCache CCVKPipelineCache::getHandle() const {
return _pipelineCache;
}
} // namespace cc::gfx