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c6c7a42e6e
This is to match the work in progress webgpu.h header. Also contains a fix for the wire where it wouldn't GetExtraRequiredSize for structures that are by-value members of other structures. BUG=dawn:22 Change-Id: I3c706bf9cd7a550d40fd667877f032c860d0a032 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/9382 Reviewed-by: Corentin Wallez <cwallez@chromium.org> Commit-Queue: Corentin Wallez <cwallez@chromium.org>
120 lines
4.9 KiB
C++
120 lines
4.9 KiB
C++
// Copyright 2018 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "utils/ComboRenderPipelineDescriptor.h"
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#include "utils/DawnHelpers.h"
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namespace utils {
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ComboVertexInputDescriptor::ComboVertexInputDescriptor() {
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dawn::VertexInputDescriptor* descriptor = this;
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descriptor->indexFormat = dawn::IndexFormat::Uint32;
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descriptor->bufferCount = 0;
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// Fill the default values for vertexBuffers and vertexAttributes in buffers.
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dawn::VertexAttributeDescriptor vertexAttribute;
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vertexAttribute.shaderLocation = 0;
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vertexAttribute.offset = 0;
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vertexAttribute.format = dawn::VertexFormat::Float;
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for (uint32_t i = 0; i < kMaxVertexAttributes; ++i) {
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cAttributes[i] = vertexAttribute;
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}
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for (uint32_t i = 0; i < kMaxVertexBuffers; ++i) {
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cBuffers[i].stride = 0;
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cBuffers[i].stepMode = dawn::InputStepMode::Vertex;
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cBuffers[i].attributeCount = 0;
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cBuffers[i].attributes = nullptr;
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}
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// cBuffers[i].attributes points to somewhere in cAttributes. cBuffers[0].attributes
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// points to &cAttributes[0] by default. Assuming cBuffers[0] has two attributes, then
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// cBuffers[1].attributes should point to &cAttributes[2]. Likewise, if cBuffers[1]
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// has 3 attributes, then cBuffers[2].attributes should point to &cAttributes[5].
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cBuffers[0].attributes = &cAttributes[0];
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descriptor->buffers = &cBuffers[0];
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}
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ComboRenderPipelineDescriptor::ComboRenderPipelineDescriptor(const dawn::Device& device) {
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dawn::RenderPipelineDescriptor* descriptor = this;
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descriptor->primitiveTopology = dawn::PrimitiveTopology::TriangleList;
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descriptor->sampleCount = 1;
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// Set defaults for the vertex stage descriptor.
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{ vertexStage.entryPoint = "main"; }
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// Set defaults for the fragment stage desriptor.
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{
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descriptor->fragmentStage = &cFragmentStage;
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cFragmentStage.entryPoint = "main";
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}
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// Set defaults for the input state descriptors.
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descriptor->vertexInput = &cVertexInput;
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// Set defaults for the rasterization state descriptor.
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{
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cRasterizationState.frontFace = dawn::FrontFace::CCW;
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cRasterizationState.cullMode = dawn::CullMode::None;
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cRasterizationState.depthBias = 0;
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cRasterizationState.depthBiasSlopeScale = 0.0;
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cRasterizationState.depthBiasClamp = 0.0;
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descriptor->rasterizationState = &cRasterizationState;
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}
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// Set defaults for the color state descriptors.
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{
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descriptor->colorStateCount = 1;
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descriptor->colorStates = &cColorStates[0];
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dawn::BlendDescriptor blend;
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blend.operation = dawn::BlendOperation::Add;
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blend.srcFactor = dawn::BlendFactor::One;
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blend.dstFactor = dawn::BlendFactor::Zero;
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dawn::ColorStateDescriptor colorStateDescriptor;
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colorStateDescriptor.format = dawn::TextureFormat::RGBA8Unorm;
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colorStateDescriptor.alphaBlend = blend;
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colorStateDescriptor.colorBlend = blend;
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colorStateDescriptor.writeMask = dawn::ColorWriteMask::All;
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for (uint32_t i = 0; i < kMaxColorAttachments; ++i) {
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mColorStates[i] = colorStateDescriptor;
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cColorStates[i] = &mColorStates[i];
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}
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}
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// Set defaults for the depth stencil state descriptors.
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{
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dawn::StencilStateFaceDescriptor stencilFace;
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stencilFace.compare = dawn::CompareFunction::Always;
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stencilFace.failOp = dawn::StencilOperation::Keep;
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stencilFace.depthFailOp = dawn::StencilOperation::Keep;
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stencilFace.passOp = dawn::StencilOperation::Keep;
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cDepthStencilState.format = dawn::TextureFormat::Depth24PlusStencil8;
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cDepthStencilState.depthWriteEnabled = false;
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cDepthStencilState.depthCompare = dawn::CompareFunction::Always;
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cDepthStencilState.stencilBack = stencilFace;
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cDepthStencilState.stencilFront = stencilFace;
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cDepthStencilState.stencilReadMask = 0xff;
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cDepthStencilState.stencilWriteMask = 0xff;
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descriptor->depthStencilState = nullptr;
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}
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descriptor->layout = utils::MakeBasicPipelineLayout(device, nullptr);
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}
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} // namespace utils
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