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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
// https://gpuweb.github.io/gpuweb/#gpurenderpipeline
[Exposed=(Window, DedicatedWorker), Serializable, Pref="dom.webgpu.enabled"]
interface GPURenderPipeline {
};
GPURenderPipeline includes GPUObjectBase;
GPURenderPipeline includes GPUPipelineBase;
dictionary GPURenderPipelineDescriptor : GPUPipelineDescriptorBase {
required GPUProgrammableStageDescriptor vertexStage;
GPUProgrammableStageDescriptor fragmentStage;
required GPUPrimitiveTopology primitiveTopology;
GPURasterizationStateDescriptor rasterizationState = {};
required sequence<GPUColorStateDescriptor> colorStates;
GPUDepthStencilStateDescriptor depthStencilState;
GPUVertexStateDescriptor vertexState = {};
GPUSize32 sampleCount = 1;
GPUSampleMask sampleMask = 0xFFFFFFFF;
boolean alphaToCoverageEnabled = false;
};
typedef [EnforceRange] unsigned long GPUSampleMask;
enum GPUPrimitiveTopology {
"point-list",
"line-list",
"line-strip",
"triangle-list",
"triangle-strip"
};
typedef [EnforceRange] long GPUDepthBias;
dictionary GPURasterizationStateDescriptor {
GPUFrontFace frontFace = "ccw";
GPUCullMode cullMode = "none";
// Enable depth clamping (requires "depth-clamping" extension)
boolean clampDepth = false;
GPUDepthBias depthBias = 0;
float depthBiasSlopeScale = 0;
float depthBiasClamp = 0;
};
enum GPUFrontFace {
"ccw",
"cw"
};
enum GPUCullMode {
"none",
"front",
"back"
};
dictionary GPUColorStateDescriptor {
required GPUTextureFormat format;
GPUBlendDescriptor alphaBlend = {};
GPUBlendDescriptor colorBlend = {};
GPUColorWriteFlags writeMask = 0xF; // GPUColorWrite.ALL
};
dictionary GPUBlendDescriptor {
GPUBlendFactor srcFactor = "one";
GPUBlendFactor dstFactor = "zero";
GPUBlendOperation operation = "add";
};
enum GPUBlendFactor {
"zero",
"one",
"src-color",
"one-minus-src-color",
"src-alpha",
"one-minus-src-alpha",
"dst-color",
"one-minus-dst-color",
"dst-alpha",
"one-minus-dst-alpha",
"src-alpha-saturated",
"blend-color",
"one-minus-blend-color"
};
enum GPUBlendOperation {
"add",
"subtract",
"reverse-subtract",
"min",
"max"
};
enum GPUStencilOperation {
"keep",
"zero",
"replace",
"invert",
"increment-clamp",
"decrement-clamp",
"increment-wrap",
"decrement-wrap"
};
typedef [EnforceRange] unsigned long GPUStencilValue;
dictionary GPUDepthStencilStateDescriptor {
required GPUTextureFormat format;
boolean depthWriteEnabled = false;
GPUCompareFunction depthCompare = "always";
GPUStencilStateFaceDescriptor stencilFront = {};
GPUStencilStateFaceDescriptor stencilBack = {};
GPUStencilValue stencilReadMask = 0xFFFFFFFF;
GPUStencilValue stencilWriteMask = 0xFFFFFFFF;
};
dictionary GPUStencilStateFaceDescriptor {
GPUCompareFunction compare = "always";
GPUStencilOperation failOp = "keep";
GPUStencilOperation depthFailOp = "keep";
GPUStencilOperation passOp = "keep";
};
enum GPUIndexFormat {
"uint16",
"uint32"
};
enum GPUVertexFormat {
"uchar2",
"uchar4",
"char2",
"char4",
"uchar2norm",
"uchar4norm",
"char2norm",
"char4norm",
"ushort2",
"ushort4",
"short2",
"short4",
"ushort2norm",
"ushort4norm",
"short2norm",
"short4norm",
"half2",
"half4",
"float",
"float2",
"float3",
"float4",
"uint",
"uint2",
"uint3",
"uint4",
"int",
"int2",
"int3",
"int4"
};
enum GPUInputStepMode {
"vertex",
"instance"
};
dictionary GPUVertexStateDescriptor {
GPUIndexFormat indexFormat = "uint32";
sequence<GPUVertexBufferLayoutDescriptor?> vertexBuffers = [];
};
dictionary GPUVertexBufferLayoutDescriptor {
required GPUSize64 arrayStride;
GPUInputStepMode stepMode = "vertex";
required sequence<GPUVertexAttributeDescriptor> attributes;
};
dictionary GPUVertexAttributeDescriptor {
required GPUVertexFormat format;
required GPUSize64 offset;
required GPUIndex32 shaderLocation;
};
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