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Merged
star-e merged 2 commits into from
Mar 4, 2022
Merged

Add layouts #3

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80e1d0f
Merge pull request #13 from star-e/v3.6.0-pipeline
zxx43 Mar 4, 2022
14ccfec
add layouts
zxx43 Mar 4, 2022
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276 changes: 274 additions & 2 deletions cocos/core/pipeline/custom/web-descriptor-hierarchy.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -25,18 +25,290 @@

import { EffectAsset } from '../../assets';
import { DescriptorHierarchy } from './pipeline';
import { LayoutGraph } from './layout-graph';
import { Descriptor, DescriptorBlock, DescriptorBlockIndex, DescriptorDB, DescriptorIndex, LayoutGraph, LayoutGraphValue, RenderPhase, UniformBlockDB } from './layout-graph';
import { ShaderStageFlagBit, Type, Uniform } from '../../gfx';
import { ParameterType, UpdateFrequency } from './types';
import { JOINT_UNIFORM_CAPACITY, UBOForwardLight, UBOLocalBatched, UBOMorph } from '../define';

export class WebDescriptorHierarchy extends DescriptorHierarchy {
constructor () {
super();
this._layoutGraph = new LayoutGraph();
}

private getLayoutBlock(freq: UpdateFrequency, paraType: ParameterType, descType: DescriptorIndex, vis: ShaderStageFlagBit, descriptorDB: DescriptorDB): DescriptorBlock {
const blockIndex: DescriptorBlockIndex = new DescriptorBlockIndex(freq, paraType, descType, vis);
const key = JSON.stringify(blockIndex);
if (descriptorDB.blocks.get(key) === undefined) {
const uniformBlock: DescriptorBlock = new DescriptorBlock();
descriptorDB.blocks.set(key, uniformBlock);
}
return descriptorDB.blocks.get(key) as DescriptorBlock;
}

private getUniformBlock(blockName: string, targetBlock: DescriptorBlock): UniformBlockDB {
if (targetBlock.uniformBlocks.get(blockName) === undefined) {
let uniformDB: UniformBlockDB = new UniformBlockDB();
targetBlock.uniformBlocks.set(blockName, uniformDB);
}
return targetBlock.uniformBlocks.get(blockName) as UniformBlockDB;
}

private setUniform(uniformDB: UniformBlockDB, name: string, type: Type, count: number) {
const uniform: Uniform = new Uniform(name, type, count);
uniformDB.values.set(uniform.name, uniform);
}

private setDescriptor(targetBlock: DescriptorBlock, name: string, type: Type) {
const descriptor: Descriptor = new Descriptor(type);
targetBlock.descriptors.set(name, descriptor);
}

public addEffect (asset: EffectAsset): void {
const sz = asset.shaders.length;

let hasCCGlobal = false;
let hasCCCamera = false;
let hasCCShadow = false;
let hasShadowmap = false;
let hasEnv = false;
let hasDiffuse = false;
let hasSpot = false;

for (let i = 0; i !== sz; ++i) {
const shader = asset.shaders[i];
const shader: EffectAsset.IShaderInfo = asset.shaders[i];

const queueDB: DescriptorDB = new DescriptorDB();

for (let k in shader.blocks) {
const blockInfo: EffectAsset.IBlockInfo = shader.blocks[k];
let targetBlock: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_INSTANCE,
ParameterType.TABLE, DescriptorIndex.UNIFORM_BLOCK, blockInfo.stageFlags, queueDB);
let uniformDB: UniformBlockDB = this.getUniformBlock(blockInfo.name, targetBlock);
for (let kk in blockInfo.members) {
const uniform: Uniform = blockInfo.members[kk];
uniformDB.values.set(uniform.name, uniform);
}
}

for (let k in shader.buffers) {
const bufferInfo: EffectAsset.IBufferInfo = shader.buffers[k];
let targetBlock: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_QUEUE,
ParameterType.TABLE, DescriptorIndex.STORAGE_BUFFER, bufferInfo.stageFlags, queueDB);
this.setDescriptor(targetBlock, bufferInfo.name, Type.UNKNOWN);
}

for (let k in shader.images) {
const imageInfo: EffectAsset.IImageInfo = shader.images[k];
let targetBlock: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_QUEUE,
ParameterType.TABLE, DescriptorIndex.STORAGE_TEXTURE, imageInfo.stageFlags, queueDB);
this.setDescriptor(targetBlock, imageInfo.name, imageInfo.type);
}

for (let k in shader.samplerTextures) {
const samplerTexInfo: EffectAsset.ISamplerTextureInfo = shader.samplerTextures[k];
let targetBlock: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_BATCH,
ParameterType.TABLE, DescriptorIndex.SAMPLER_TEXTURE, samplerTexInfo.stageFlags, queueDB);
this.setDescriptor(targetBlock, samplerTexInfo.name, samplerTexInfo.type);
}

for (let k in shader.samplers) {
const samplerInfo: EffectAsset.ISamplerInfo = shader.samplers[k];
let targetBlock: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_QUEUE,
ParameterType.TABLE, DescriptorIndex.SAMPLER, samplerInfo.stageFlags, queueDB);
this.setDescriptor(targetBlock, samplerInfo.name, Type.SAMPLER);
}

for (let k in shader.textures) {
const texInfo: EffectAsset.ITextureInfo = shader.textures[k];
let targetBlock: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_QUEUE,
ParameterType.TABLE, DescriptorIndex.TEXTURE, texInfo.stageFlags, queueDB);
this.setDescriptor(targetBlock, texInfo.name, texInfo.type);
}

for (let k in shader.subpassInputs) {
const subpassInfo: EffectAsset.IInputAttachmentInfo = shader.subpassInputs[k];
let targetBlock: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_QUEUE,
ParameterType.TABLE, DescriptorIndex.SUBPASS_INPUT, subpassInfo.stageFlags, queueDB);
this.setDescriptor(targetBlock, subpassInfo.name, Type.SUBPASS_INPUT);
}

// Add queue layout from define.ts
const localUniformTarget: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_INSTANCE,
ParameterType.TABLE, DescriptorIndex.UNIFORM_BLOCK, ShaderStageFlagBit.VERTEX, queueDB);
const localLightTarget: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_QUEUE,
ParameterType.TABLE, DescriptorIndex.UNIFORM_BLOCK, ShaderStageFlagBit.FRAGMENT, queueDB);
const localModelTarget: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_INSTANCE,
ParameterType.TABLE, DescriptorIndex.UNIFORM_BLOCK, ShaderStageFlagBit.VERTEX | ShaderStageFlagBit.COMPUTE, queueDB);
const localSamplerVertTarget: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_BATCH,
ParameterType.TABLE, DescriptorIndex.SAMPLER_TEXTURE, ShaderStageFlagBit.VERTEX, queueDB);
const localSamplerFragTarget: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_BATCH,
ParameterType.TABLE, DescriptorIndex.SAMPLER_TEXTURE, ShaderStageFlagBit.FRAGMENT, queueDB);
const localSamplerCompTarget: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_BATCH,
ParameterType.TABLE, DescriptorIndex.SAMPLER_TEXTURE, ShaderStageFlagBit.COMPUTE, queueDB);

for (let k = 0; k < shader.builtins.locals.blocks.length; ++k) {
const blockName: string = shader.builtins.locals.blocks[k].name;
if (blockName === 'CCMorph') {
let morphDB: UniformBlockDB = this.getUniformBlock('CCMorph', localUniformTarget);
this.setUniform(morphDB, 'cc_displacementWeights', Type.FLOAT4, UBOMorph.MAX_MORPH_TARGET_COUNT / 4);
this.setUniform(morphDB, 'cc_displacementTextureInfo', Type.FLOAT4, 1);
} else if (blockName === 'CCSkinningTexture') {
let skinningTexDB: UniformBlockDB = this.getUniformBlock('CCSkinningTexture', localUniformTarget);
this.setUniform(skinningTexDB, 'cc_jointTextureInfo', Type.FLOAT4, 1);
} else if (blockName === 'CCSkinningAnimation') {
let skinningAnimDB: UniformBlockDB = this.getUniformBlock('CCSkinningAnimation', localUniformTarget);
this.setUniform(skinningAnimDB, 'cc_jointAnimInfo', Type.FLOAT4, 1);
} else if (blockName === 'CCSkinning') {
let skinningDB: UniformBlockDB = this.getUniformBlock('CCSkinning', localUniformTarget);
this.setUniform(skinningDB, 'cc_joints', Type.FLOAT4, JOINT_UNIFORM_CAPACITY * 3);
} else if (blockName === 'CCUILocal') {
let uiDB: UniformBlockDB = this.getUniformBlock('CCUILocal', localUniformTarget);
this.setUniform(uiDB, 'cc_local_data', Type.FLOAT4, 1);
} else if (blockName === 'CCForwardLight') {
let lightDB: UniformBlockDB = this.getUniformBlock('CCForwardLight', localLightTarget);
this.setUniform(lightDB, 'cc_lightPos', Type.FLOAT4, UBOForwardLight.LIGHTS_PER_PASS);
this.setUniform(lightDB, 'cc_lightColor', Type.FLOAT4, UBOForwardLight.LIGHTS_PER_PASS);
this.setUniform(lightDB, 'cc_lightSizeRangeAngle', Type.FLOAT4, UBOForwardLight.LIGHTS_PER_PASS);
this.setUniform(lightDB, 'cc_lightDir', Type.FLOAT4, UBOForwardLight.LIGHTS_PER_PASS);
} else if (blockName === 'CCLocal') {
let localDB: UniformBlockDB = this.getUniformBlock('CCLocal', localModelTarget);
this.setUniform(localDB, 'cc_matWorld', Type.MAT4, 1);
this.setUniform(localDB, 'cc_matWorldIT', Type.MAT4, 1);
this.setUniform(localDB, 'cc_lightingMapUVParam', Type.FLOAT4, 1);
} else if (blockName === 'CCLocalBatched') {
let batchDB: UniformBlockDB = this.getUniformBlock('CCLocalBatched', localModelTarget);
this.setUniform(batchDB, 'cc_matWorlds', Type.MAT4, UBOLocalBatched.BATCHING_COUNT);
} else if (blockName === 'CCWorldBound') {
let boundDB: UniformBlockDB = this.getUniformBlock('CCWorldBound', localModelTarget);
this.setUniform(boundDB, 'cc_worldBoundCenter', Type.FLOAT4, 1);
this.setUniform(boundDB, 'cc_worldBoundHalfExtents', Type.FLOAT4, 1);
}
}

for (let k = 0; k < shader.builtins.locals.samplerTextures.length; ++k) {
const samplerName: string = shader.builtins.locals.samplerTextures[k].name;
if (samplerName === 'cc_jointTexture') {
this.setDescriptor(localSamplerVertTarget, 'cc_jointTexture', Type.SAMPLER2D);
} else if (samplerName === 'cc_PositionDisplacements') {
this.setDescriptor(localSamplerVertTarget, 'cc_PositionDisplacements', Type.SAMPLER2D);
} else if (samplerName === 'cc_NormalDisplacements') {
this.setDescriptor(localSamplerVertTarget, 'cc_NormalDisplacements', Type.SAMPLER2D);
} else if (samplerName === 'cc_TangentDisplacements') {
this.setDescriptor(localSamplerVertTarget, 'cc_TangentDisplacements', Type.SAMPLER2D);
} else if (samplerName === 'cc_lightingMap') {
this.setDescriptor(localSamplerFragTarget, 'cc_lightingMap', Type.SAMPLER2D);
} else if (samplerName === 'cc_spriteTexture') {
this.setDescriptor(localSamplerFragTarget, 'cc_spriteTexture', Type.SAMPLER2D);
} else if (samplerName === 'cc_reflectionTexture') {
this.setDescriptor(localSamplerFragTarget, 'cc_reflectionTexture', Type.SAMPLER2D);
}
}

for (let k = 0; k < shader.builtins.locals.images.length; ++k) {
const imgName: string = shader.builtins.locals.images[k].name;
if (imgName === 'cc_reflectionStorage') {
this.setDescriptor(localSamplerCompTarget, 'cc_reflectionStorage', Type.IMAGE2D);
}
}

const phase: RenderPhase = new RenderPhase();
phase.shaders.add(shader.name);
this._layoutGraph.addVertex<LayoutGraphValue.RenderPhase>(LayoutGraphValue.RenderPhase, phase, shader.name, queueDB);

for (let k = 0; k < shader.builtins.globals.blocks.length; ++k) {
const blockName = shader.builtins.globals.blocks[k].name;
if (blockName === 'CCGlobal') {
hasCCGlobal = true;
} else if (blockName === 'CCCamera') {
hasCCCamera = true;
} else if (blockName === 'CCShadow') {
hasCCShadow = true;
}
}

for (let k = 0; k < shader.builtins.globals.samplerTextures.length; ++k) {
const samplerName = shader.builtins.globals.samplerTextures[k].name;
if (samplerName === 'cc_shadowMap') {
hasShadowmap = true;
} else if (samplerName === 'cc_environment') {
hasEnv = true;
} else if (samplerName === 'cc_diffuseMap') {
hasDiffuse = true;
} else if (samplerName === 'cc_spotLightingMap') {
hasSpot = true;
}
}
}

const passDB: DescriptorDB = new DescriptorDB();
// Add pass layout from define.ts
let globalUniformTarget: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_PASS,
ParameterType.TABLE, DescriptorIndex.UNIFORM_BLOCK, ShaderStageFlagBit.ALL, passDB);
let globalSamplerTexTarget: DescriptorBlock = this.getLayoutBlock(UpdateFrequency.PER_PASS,
ParameterType.TABLE, DescriptorIndex.SAMPLER_TEXTURE, ShaderStageFlagBit.FRAGMENT, passDB);

if (hasCCGlobal) {
let globalDB: UniformBlockDB = this.getUniformBlock('CCGlobal', globalUniformTarget);
this.setUniform(globalDB, 'cc_time', Type.FLOAT4, 1);
this.setUniform(globalDB, 'cc_screenSize', Type.FLOAT4, 1);
this.setUniform(globalDB, 'cc_nativeSize', Type.FLOAT4, 1);
}

if (hasCCCamera) {
let cameraDB: UniformBlockDB = this.getUniformBlock('CCCamera', globalUniformTarget);
this.setUniform(cameraDB, 'cc_matView', Type.MAT4, 1);
this.setUniform(cameraDB, 'cc_matViewInv', Type.MAT4, 1);
this.setUniform(cameraDB, 'cc_matProj', Type.MAT4, 1);
this.setUniform(cameraDB, 'cc_matProjInv', Type.MAT4, 1);
this.setUniform(cameraDB, 'cc_matViewProj', Type.MAT4, 1);
this.setUniform(cameraDB, 'cc_matViewProjInv', Type.MAT4, 1);
this.setUniform(cameraDB, 'cc_cameraPos', Type.FLOAT4, 1);
this.setUniform(cameraDB, 'cc_screenScale', Type.FLOAT4, 1);
this.setUniform(cameraDB, 'cc_exposure', Type.FLOAT4, 1);
this.setUniform(cameraDB, 'cc_mainLitDir', Type.FLOAT4, 1);
this.setUniform(cameraDB, 'cc_mainLitColor', Type.FLOAT4, 1);
this.setUniform(cameraDB, 'cc_ambientSky', Type.FLOAT4, 1);
this.setUniform(cameraDB, 'cc_ambientGround', Type.FLOAT4, 1);
this.setUniform(cameraDB, 'cc_fogColor', Type.FLOAT4, 1);
this.setUniform(cameraDB, 'cc_fogBase', Type.FLOAT4, 1);
this.setUniform(cameraDB, 'cc_fogAdd', Type.FLOAT4, 1);
this.setUniform(cameraDB, 'cc_nearFar', Type.FLOAT4, 1);
this.setUniform(cameraDB, 'cc_viewPort', Type.FLOAT4, 1);
}

if (hasCCShadow) {
let shadowDB: UniformBlockDB = this.getUniformBlock('CCShadow', globalUniformTarget);
this.setUniform(shadowDB, 'cc_matLightPlaneProj', Type.MAT4, 1);
this.setUniform(shadowDB, 'cc_matLightView', Type.MAT4, 1);
this.setUniform(shadowDB, 'cc_matLightViewProj', Type.MAT4, 1);
this.setUniform(shadowDB, 'cc_shadowInvProjDepthInfo', Type.FLOAT4, 1);
this.setUniform(shadowDB, 'cc_shadowProjDepthInfo', Type.FLOAT4, 1);
this.setUniform(shadowDB, 'cc_shadowProjInfo', Type.FLOAT4, 1);
this.setUniform(shadowDB, 'cc_shadowNFLSInfo', Type.FLOAT4, 1);
this.setUniform(shadowDB, 'cc_shadowWHPBInfo', Type.FLOAT4, 1);
this.setUniform(shadowDB, 'cc_shadowLPNNInfo', Type.FLOAT4, 1);
this.setUniform(shadowDB, 'cc_shadowColor', Type.FLOAT4, 1);
}

if (hasShadowmap) {
this.setDescriptor(globalSamplerTexTarget, 'cc_shadowMap', Type.SAMPLER2D);
}
if (hasEnv) {
this.setDescriptor(globalSamplerTexTarget, 'cc_environment', Type.SAMPLER_CUBE);
}
if (hasDiffuse) {
this.setDescriptor(globalSamplerTexTarget, 'cc_diffuseMap', Type.SAMPLER_CUBE);
}
if (hasSpot) {
this.setDescriptor(globalSamplerTexTarget, 'cc_spotLightingMap', Type.SAMPLER2D);
}

this._layoutGraph.addVertex<LayoutGraphValue.RenderStage>(LayoutGraphValue.RenderStage, LayoutGraphValue.RenderStage, asset.name, passDB);
}
private _layoutGraph: LayoutGraph;

public get layoutGraph () {
return this._layoutGraph;
}
}