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96 lines
3.8 KiB
96 lines
3.8 KiB
/****************************************************************************
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Copyright (c) 2019-2022 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 engine source code (the "Software"), a limited,
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worldwide, royalty-free, non-assignable, revocable and non-exclusive license
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to use Cocos Creator solely to develop games on your target platforms. You shall
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not use Cocos Creator software for developing other software or tools that's
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used for developing games. You are not granted to publish, distribute,
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sublicense, and/or sell copies of Cocos Creator.
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The software or tools in this License Agreement are licensed, not sold.
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Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
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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 "MTLBuffer.h"
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#include "MTLDescriptorSet.h"
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#include "MTLDescriptorSetLayout.h"
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#include "MTLGPUObjects.h"
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#include "MTLSampler.h"
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#include "MTLTexture.h"
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namespace cc {
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namespace gfx {
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CCMTLDescriptorSet::CCMTLDescriptorSet() : DescriptorSet() {
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_typedID = generateObjectID<decltype(this)>();
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}
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void CCMTLDescriptorSet::doInit(const DescriptorSetInfo &info) {
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const auto gpuDescriptorSetLayout = static_cast<const CCMTLDescriptorSetLayout *>(_layout)->gpuDescriptorSetLayout();
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const auto descriptorCount = gpuDescriptorSetLayout->descriptorCount;
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const auto bindingCount = gpuDescriptorSetLayout->bindings.size();
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_gpuDescriptorSet = ccnew CCMTLGPUDescriptorSet;
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_gpuDescriptorSet->descriptorIndices = &gpuDescriptorSetLayout->descriptorIndices;
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_gpuDescriptorSet->gpuDescriptors.resize(descriptorCount);
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for (auto i = 0u, k = 0u; i < bindingCount; i++) {
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const auto &binding = gpuDescriptorSetLayout->bindings[i];
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for (auto j = 0u; j < binding.count; j++, k++) {
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_gpuDescriptorSet->gpuDescriptors[k].type = binding.descriptorType;
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}
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}
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}
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CCMTLDescriptorSet::~CCMTLDescriptorSet() {
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destroy();
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}
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void CCMTLDescriptorSet::doDestroy() {
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CC_SAFE_DELETE(_gpuDescriptorSet);
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}
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void CCMTLDescriptorSet::update() {
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if (_isDirty && _gpuDescriptorSet) {
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const auto &descriptors = _gpuDescriptorSet->gpuDescriptors;
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for (size_t i = 0; i < descriptors.size(); i++) {
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if (hasAnyFlags(descriptors[i].type, DESCRIPTOR_BUFFER_TYPE)) {
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if (_buffers[i].ptr) {
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_gpuDescriptorSet->gpuDescriptors[i].buffer = static_cast<CCMTLBuffer *>(_buffers[i].ptr);
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}
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} else if (hasAnyFlags(descriptors[i].type, DESCRIPTOR_TEXTURE_TYPE)) {
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if (!_textures[i].ptr && !_samplers[i].ptr)
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continue;
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Texture *tex = _textures[i].ptr;
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if (!tex)
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tex = CCMTLTexture::getDefaultTexture();
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_gpuDescriptorSet->gpuDescriptors[i].texture = static_cast<CCMTLTexture *>(tex);
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Sampler *sampler = _samplers[i].ptr;
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if (!sampler)
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sampler = CCMTLSampler::getDefaultSampler();
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_gpuDescriptorSet->gpuDescriptors[i].sampler = static_cast<CCMTLSampler *>(sampler);
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}
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}
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_isDirty = false;
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}
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}
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void CCMTLDescriptorSet::forceUpdate() {
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_isDirty = true;
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update();
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}
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} // namespace gfx
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} // namespace cc
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