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96 lines
4.2 KiB
96 lines
4.2 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 "Define.h"
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#include "base/std/container/array.h"
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namespace cc {
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class Mat4;
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namespace scene {
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class Camera;
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class Shadows;
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class DirectionalLight;
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class RenderScene;
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} // namespace scene
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namespace pipeline {
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class RenderPipeline;
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class GlobalDSManager;
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class CC_DLL PipelineUBO final {
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public:
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static void updateGlobalUBOView(const scene::Camera *camera, ccstd::array<float, UBOGlobal::COUNT> *bufferView);
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static void updateCameraUBOView(const RenderPipeline *pipeline, float *output, const scene::Camera *camera);
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static void updateCameraUBOView(const RenderPipeline *pipeline, float *output, const scene::Camera *camera, const scene::RenderScene *renderScene);
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static void updateShadowUBOView(const RenderPipeline *pipeline, ccstd::array<float, UBOShadow::COUNT> *shadowBufferView,
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ccstd::array<float, UBOCSM::COUNT> *csmBufferView, const scene::Camera *camera);
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static void updateShadowUBOLightView(const RenderPipeline *pipeline, ccstd::array<float, UBOShadow::COUNT> *shadowBufferView,
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const scene::Light *light, uint32_t level);
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static uint8_t getCombineSignY();
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static void updatePlanarNormalAndDistance(const ::cc::scene::Shadows *shadowInfo, ccstd::array<float, UBOShadow::COUNT> *shadowUBO);
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PipelineUBO() = default;
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~PipelineUBO() = default;
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void activate(gfx::Device *device, RenderPipeline *pipeline);
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void destroy();
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void updateGlobalUBO(const scene::Camera *camera);
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void updateCameraUBO(const scene::Camera *camera);
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void updateCameraUBO(const scene::Camera *camera, const scene::RenderScene *scene);
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void updateMultiCameraUBO(GlobalDSManager *globalDSMgr, const ccstd::vector<scene::Camera *> &cameras);
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void updateShadowUBO(const scene::Camera *camera);
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void updateShadowUBOLight(gfx::DescriptorSet *globalDS, const scene::Light *light, uint32_t level = 0U);
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void updateShadowUBORange(uint32_t offset, const Mat4 *data);
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uint32_t getCurrentCameraUBOOffset() const;
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void incCameraUBOOffset();
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private:
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static float getPCFRadius(const scene::Shadows *shadowInfo, const scene::DirectionalLight *dirLight);
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void initCombineSignY() const;
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void resizeCameraBuffer(uint32_t totalSize);
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// weak reference
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RenderPipeline *_pipeline{nullptr};
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// weak reference
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gfx::Device *_device{nullptr};
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// weak reference, it is recorded in _ubos
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gfx::Buffer *_cameraBuffer{nullptr};
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gfx::Buffer *_cameraBufferView{nullptr};
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uint32_t _currentCameraUBOOffset{0};
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uint32_t _alignedCameraUBOSize{0};
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bool _shadowUBOUpdated{false};
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ccstd::array<float, UBOGlobal::COUNT> _globalUBO;
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ccstd::array<float, UBOShadow::COUNT> _shadowUBO;
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ccstd::array<float, UBOCSM::COUNT> _csmUBO;
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// manage memory manually
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ccstd::vector<gfx::Buffer *> _ubos;
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ccstd::vector<float> _cameraUBOs;
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};
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} // namespace pipeline
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} // namespace cc
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