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https://github.com/MaSzyna-EU07/maszyna.git
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99 lines
3.5 KiB
C++
99 lines
3.5 KiB
C++
/*
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* Copyright (c) 2014-2021, NVIDIA CORPORATION. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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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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*
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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
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* THE 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
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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/*
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License for Dear ImGui
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Copyright (c) 2014-2019 Omar Cornut
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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
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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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 THE
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SOFTWARE.
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*/
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#pragma once
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#include <memory>
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#include <vector>
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#include <unordered_map>
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#include <stdint.h>
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#include <nvrhi/nvrhi.h>
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#include <imgui/imgui.h>
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#include "nvtexture.h"
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struct ImGui_NVRHI
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{
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nvrhi::DeviceHandle renderer;
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nvrhi::CommandListHandle m_commandList;
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nvrhi::ShaderHandle vertexShader;
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nvrhi::ShaderHandle pixelShader;
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nvrhi::InputLayoutHandle shaderAttribLayout;
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nvrhi::TextureHandle fontTexture;
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nvrhi::SamplerHandle fontSampler;
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nvrhi::BufferHandle vertexBuffer;
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nvrhi::BufferHandle indexBuffer;
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nvrhi::BindingLayoutHandle bindingLayout;
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nvrhi::GraphicsPipelineDesc basePSODesc;
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nvrhi::GraphicsPipelineHandle pso;
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std::unordered_map<nvrhi::ITexture*, nvrhi::BindingSetHandle> bindingsCache;
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std::vector<ImDrawVert> vtxBuffer;
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std::vector<ImDrawIdx> idxBuffer;
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NvTextureManager* textureManager;
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bool init(class NvRendererBackend *backend);
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bool beginFrame();
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bool render(nvrhi::IFramebuffer* framebuffer);
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void backbufferResizing();
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private:
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bool reallocateBuffer(nvrhi::BufferHandle& buffer, size_t requiredSize, size_t reallocateSize, bool isIndexBuffer);
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bool createFontTexture(nvrhi::ICommandList* commandList);
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nvrhi::IGraphicsPipeline* getPSO(nvrhi::IFramebuffer* fb);
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nvrhi::IBindingSet* getBindingSet(void* handle);
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bool updateGeometry(nvrhi::ICommandList* commandList);
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};
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