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72 lines
2.5 KiB
72 lines
2.5 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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#pragma once
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#include "../RenderFlow.h"
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#include "scene/Define.h"
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namespace cc {
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namespace pipeline {
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class ForwardPipeline;
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class CC_DLL ShadowFlow : public RenderFlow {
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public:
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ShadowFlow();
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~ShadowFlow() override;
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static const RenderFlowInfo &getInitializeInfo();
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bool initialize(const RenderFlowInfo &info) override;
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void activate(RenderPipeline *pipeline) override;
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void render(scene::Camera *camera) override;
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void destroy() override;
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private:
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void renderStage(gfx::DescriptorSet *globalDS, scene::Camera *camera, const scene::Light *light, gfx::Framebuffer *framebuffer, uint32_t level = 0);
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void lightCollecting();
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void clearShadowMap(scene::Camera *camera);
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void resizeShadowMap(const scene::Light *light, gfx::DescriptorSet *ds);
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void initShadowFrameBuffer(const RenderPipeline *pipeline, const scene::Light *light);
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static RenderFlowInfo initInfo;
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// weak reference
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gfx::RenderPass *_renderPass{nullptr};
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// weak reference
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ccstd::vector<const scene::Light *> _validLights;
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ccstd::vector<IntrusivePtr<gfx::Texture>> _usedTextures;
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static ccstd::unordered_map<ccstd::hash_t, IntrusivePtr<cc::gfx::RenderPass>> renderPassHashMap;
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};
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} // namespace pipeline
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} // namespace cc
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