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101 lines
3.8 KiB
101 lines
3.8 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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#include "WGPUSampler.h"
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#include <webgpu/webgpu.h>
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#include <limits>
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#include "WGPUDevice.h"
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#include "WGPUUtils.h"
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namespace cc {
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namespace gfx {
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namespace {
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CCWGPUSampler *dftFilterableSampler = nullptr;
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CCWGPUSampler *dftUnfilterableSampler = nullptr;
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} // namespace
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using namespace emscripten;
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CCWGPUSampler::CCWGPUSampler(const SamplerInfo &info) : Sampler(info) {
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ccstd::string tag = std::to_string(static_cast<uint32_t>(info.minFilter)) + " " + std::to_string(static_cast<uint32_t>(info.magFilter)) + " " + std::to_string(static_cast<uint32_t>(info.mipFilter));
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WGPUSamplerDescriptor descriptor = {
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.nextInChain = nullptr,
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.label = tag.c_str(),
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.addressModeU = toWGPUAddressMode(info.addressU),
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.addressModeV = toWGPUAddressMode(info.addressV),
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.addressModeW = toWGPUAddressMode(info.addressW),
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.magFilter = toWGPUFilterMode(info.magFilter),
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.minFilter = toWGPUFilterMode(info.minFilter),
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.mipmapFilter = toWGPUMipmapFilterMode(info.mipFilter),
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.lodMinClamp = 0.0f,
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.lodMaxClamp = std::numeric_limits<float>::max(),
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.compare = WGPUCompareFunction_Undefined, // toWGPUCompareFunction(info.cmpFunc),
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.maxAnisotropy = static_cast<uint16_t>(info.maxAnisotropy),
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};
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auto *device = CCWGPUDevice::getInstance();
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_wgpuSampler = wgpuDeviceCreateSampler(device->gpuDeviceObject()->wgpuDevice, &descriptor);
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}
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CCWGPUSampler::~CCWGPUSampler() {
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wgpuSamplerRelease(_wgpuSampler);
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}
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CCWGPUSampler *CCWGPUSampler::defaultFilterableSampler() {
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if (!dftFilterableSampler) {
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SamplerInfo info = {
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.minFilter = Filter::LINEAR,
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.magFilter = Filter::LINEAR,
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.mipFilter = Filter::LINEAR,
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.addressU = Address::WRAP,
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.addressV = Address::WRAP,
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.addressW = Address::WRAP,
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.maxAnisotropy = 0,
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.cmpFunc = ComparisonFunc::ALWAYS,
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};
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dftFilterableSampler = ccnew CCWGPUSampler(info);
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}
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return dftFilterableSampler;
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}
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CCWGPUSampler *CCWGPUSampler::defaultUnfilterableSampler() {
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if (!dftUnfilterableSampler) {
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SamplerInfo info = {
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.minFilter = Filter::POINT,
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.magFilter = Filter::POINT,
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.mipFilter = Filter::POINT,
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.addressU = Address::WRAP,
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.addressV = Address::WRAP,
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.addressW = Address::WRAP,
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.maxAnisotropy = 0,
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.cmpFunc = ComparisonFunc::ALWAYS,
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};
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dftUnfilterableSampler = ccnew CCWGPUSampler(info);
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}
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return dftUnfilterableSampler;
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}
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} // namespace gfx
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} // namespace cc
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