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101 lines
4.3 KiB
101 lines
4.3 KiB
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/****************************************************************************
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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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#include "ImmutableState.h"
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#include <vector>
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#include "DevicePassResourceTable.h"
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#include "gfx-base/GFXBarrier.h"
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namespace cc {
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namespace framegraph {
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using gfx::AccessFlags;
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using gfx::BufferUsage;
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using gfx::hasFlag;
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using gfx::MemoryAccess;
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using gfx::MemoryUsage;
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using gfx::ShaderStageFlags;
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using gfx::TextureUsage;
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namespace {
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AccessFlags getAccessFlags(BufferUsage usage, MemoryUsage memUsage, const AccessStatus& status) noexcept {
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return gfx::getAccessFlags(usage, memUsage, status.access, status.visibility);
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}
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AccessFlags getAccessFlags(TextureUsage usage, const AccessStatus& status) noexcept {
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return gfx::getAccessFlags(usage, status.access, status.visibility);
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}
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} // namespace
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std::pair<gfx::GFXObject*, gfx::GFXObject*> getBarrier(const ResourceBarrier& barrierInfo, const DevicePassResourceTable* dictPtr) noexcept {
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std::pair<gfx::GFXObject*, gfx::GFXObject*> res;
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const auto& dict = *dictPtr;
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if (barrierInfo.resourceType == ResourceType::BUFFER) {
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gfx::Buffer* gfxBuffer{nullptr};
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if (hasFlag(barrierInfo.endStatus.access, MemoryAccess::WRITE_ONLY)) {
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gfxBuffer = dict.getWrite(static_cast<BufferHandle>(barrierInfo.handle));
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} else {
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gfxBuffer = dict.getRead(static_cast<BufferHandle>(barrierInfo.handle));
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}
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auto usage = gfxBuffer->getUsage();
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auto memUsage = gfxBuffer->getMemUsage();
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gfx::BufferBarrierInfo info;
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info.prevAccesses = getAccessFlags(usage, memUsage, barrierInfo.beginStatus);
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info.nextAccesses = getAccessFlags(usage, memUsage, barrierInfo.endStatus);
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info.offset = static_cast<uint32_t>(barrierInfo.bufferRange.base);
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info.size = static_cast<uint32_t>(barrierInfo.bufferRange.len);
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info.type = barrierInfo.barrierType;
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res.first = gfx::Device::getInstance()->getBufferBarrier(info);
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res.second = gfxBuffer;
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} else if (barrierInfo.resourceType == ResourceType::TEXTURE) {
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gfx::Texture* gfxTexture{nullptr};
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if (hasFlag(barrierInfo.beginStatus.access, MemoryAccess::WRITE_ONLY)) {
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gfxTexture = dict.getWrite(static_cast<TextureHandle>(barrierInfo.handle));
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} else {
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gfxTexture = dict.getRead(static_cast<TextureHandle>(barrierInfo.handle));
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}
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auto usage = gfxTexture->getInfo().usage;
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gfx::TextureBarrierInfo info;
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info.type = barrierInfo.barrierType;
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info.prevAccesses = getAccessFlags(usage, barrierInfo.beginStatus);
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info.nextAccesses = getAccessFlags(usage, barrierInfo.endStatus);
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info.range.mipLevel = static_cast<uint32_t>(barrierInfo.mipRange.base);
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info.range.levelCount = static_cast<uint32_t>(barrierInfo.mipRange.len);
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info.range.firstSlice = static_cast<uint32_t>(barrierInfo.layerRange.base);
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info.range.numSlices = static_cast<uint32_t>(barrierInfo.layerRange.len);
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res.first = gfx::Device::getInstance()->getTextureBarrier(info);
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res.second = gfxTexture;
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}
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return res;
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}
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} // namespace framegraph
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} // namespace cc
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