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124 lines
4.3 KiB
124 lines
4.3 KiB
/****************************************************************************
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Copyright (c) 2021-2023 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 <memory>
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#include "CallbackPass.h"
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#include "Handle.h"
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#include "ImmutableState.h"
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#include "PassInsertPointManager.h"
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#include "RenderTargetAttachment.h"
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#include "VirtualResource.h"
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#include "gfx-base/GFXDef.h"
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namespace cc {
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namespace framegraph {
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class FrameGraph;
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class PassNode final {
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public:
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PassNode(PassInsertPoint inserPoint, StringHandle name, const ID &id, Executable *pass);
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~PassNode() = default;
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PassNode(PassNode &&) noexcept = default;
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PassNode(const PassNode &) = delete;
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PassNode &operator=(const PassNode &) = delete;
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PassNode &operator=(PassNode &&) noexcept = delete;
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Handle read(FrameGraph &graph, const Handle &input);
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Handle write(FrameGraph &graph, const Handle &output);
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void createRenderTargetAttachment(RenderTargetAttachment &&attachment);
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void setBarrier(const PassBarrierPair &barrier);
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inline void sideEffect();
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inline void subpass(bool end, bool clearActionIgnorable);
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inline void setViewport(const gfx::Viewport &viewport, const gfx::Rect &scissor);
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inline const PassBarrierPair &getBarriers() const;
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private:
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bool canMerge(const FrameGraph &graph, const PassNode &passNode) const;
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RenderTargetAttachment *getRenderTargetAttachment(const Handle &handle);
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RenderTargetAttachment *getRenderTargetAttachment(const FrameGraph &graph, const VirtualResource *resource);
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void requestTransientResources();
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void releaseTransientResources();
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void setDevicePassId(ID id);
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Handle getWriteResourceNodeHandle(const FrameGraph &graph, const VirtualResource *resource) const;
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std::unique_ptr<Executable> _pass{nullptr};
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ccstd::vector<Handle> _reads{};
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ccstd::vector<Handle> _writes{};
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ccstd::vector<RenderTargetAttachment> _attachments{};
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ccstd::vector<VirtualResource *> _resourceRequestArray{};
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ccstd::vector<VirtualResource *> _resourceReleaseArray{};
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const StringHandle _name;
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uint32_t _refCount{0};
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PassNode *_head{nullptr};
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PassNode *_next{nullptr};
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uint16_t _distanceToHead{0};
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uint16_t _usedRenderTargetSlotMask{0};
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ID const _id{0};
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ID _devicePassId{0};
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const PassInsertPoint _insertPoint{0};
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bool _sideEffect{false};
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bool _subpass{false};
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bool _subpassEnd{false};
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bool _hasClearedAttachment{false};
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bool _clearActionIgnorable{false};
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bool _customViewport{false};
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gfx::Viewport _viewport;
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gfx::Rect _scissor;
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PassBarrierPair _barriers;
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friend class FrameGraph;
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friend class DevicePass;
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friend class DevicePassResourceTable;
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};
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//////////////////////////////////////////////////////////////////////////
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const PassBarrierPair &PassNode::getBarriers() const {
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return _barriers;
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}
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void PassNode::sideEffect() {
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_sideEffect = true;
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}
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void PassNode::subpass(bool end, bool clearActionIgnorable) {
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_subpass = true;
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_subpassEnd = end;
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_clearActionIgnorable = clearActionIgnorable;
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}
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void PassNode::setViewport(const gfx::Viewport &viewport, const gfx::Rect &scissor) {
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_customViewport = true;
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_viewport = viewport;
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_scissor = scissor;
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}
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} // namespace framegraph
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} // namespace cc
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