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79 lines
3.6 KiB
79 lines
3.6 KiB
/****************************************************************************
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Copyright (c) 2020-2023 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "PipelineStateManager.h"
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#include "gfx-base/GFXDef-common.h"
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#include "gfx-base/GFXDevice.h"
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#include "scene/Pass.h"
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namespace cc {
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namespace pipeline {
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ccstd::unordered_map<ccstd::hash_t, IntrusivePtr<gfx::PipelineState>> PipelineStateManager::psoHashMap;
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gfx::PipelineState *PipelineStateManager::getOrCreatePipelineState(const scene::Pass *pass,
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gfx::Shader *shader,
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gfx::InputAssembler *inputAssembler,
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gfx::RenderPass *renderPass,
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uint32_t subpass) {
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const auto passHash = pass->getHash();
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const auto renderPassHash = renderPass->getHash();
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const auto iaHash = inputAssembler->getAttributesHash();
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const auto shaderID = shader->getTypedID();
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auto hash = passHash ^ renderPassHash ^ iaHash ^ shaderID;
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if (subpass != 0) {
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hash = hash << subpass;
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}
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auto *pso = psoHashMap[static_cast<ccstd::hash_t>(hash)].get();
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if (!pso) {
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auto *pipelineLayout = pass->getPipelineLayout();
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pso = gfx::Device::getInstance()->createPipelineState({shader,
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pipelineLayout,
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renderPass,
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{inputAssembler->getAttributes()},
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*(pass->getRasterizerState()),
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*(pass->getDepthStencilState()),
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*(pass->getBlendState()),
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pass->getPrimitive(),
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pass->getDynamicStates(),
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gfx::PipelineBindPoint::GRAPHICS,
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subpass});
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psoHashMap[static_cast<ccstd::hash_t>(hash)] = pso;
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}
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return pso;
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}
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void PipelineStateManager::destroyAll() {
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for (auto &pair : psoHashMap) {
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CC_SAFE_DESTROY_NULL(pair.second);
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}
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psoHashMap.clear();
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}
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} // namespace pipeline
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} // namespace cc
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