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{"version":3,"file":"MeshPipe.mjs","sources":["../../../../src/scene/mesh/shared/MeshPipe.ts"],"sourcesContent":["import { ExtensionType } from '../../../extensions/Extensions';\nimport { Matrix } from '../../../maths/matrix/Matrix';\nimport { BindGroup } from '../../../rendering/renderers/gpu/shader/BindGroup';\nimport { UniformGroup } from '../../../rendering/renderers/shared/shader/UniformGroup';\nimport { getAdjustedBlendModeBlend } from '../../../rendering/renderers/shared/state/getAdjustedBlendModeBlend';\nimport { BigPool } from '../../../utils/pool/PoolGroup';\nimport { color32BitToUniform } from '../../graphics/gpu/colorToUniform';\nimport { BatchableMesh } from './BatchableMesh';\n\nimport type { InstructionSet } from '../../../rendering/renderers/shared/instructions/InstructionSet';\nimport type {\n InstructionPipe,\n RenderPipe\n} from '../../../rendering/renderers/shared/instructions/RenderPipe';\nimport type { Renderer } from '../../../rendering/renderers/types';\nimport type { PoolItem } from '../../../utils/pool/Pool';\nimport type { Container } from '../../container/Container';\nimport type { Mesh } from './Mesh';\n\n// TODO Record mode is a P2, will get back to this as it's not a priority\n// const recordMode = true;\n\ninterface MeshData\n{\n batched: boolean;\n indexSize: number;\n vertexSize: number;\n}\n\nexport interface MeshAdaptor\n{\n init(): void;\n execute(meshPipe: MeshPipe, mesh: Mesh): void;\n destroy(): void;\n}\n\n// eslint-disable-next-line max-len\nexport class MeshPipe implements RenderPipe<Mesh>, InstructionPipe<Mesh>\n{\n /** @ignore */\n public static extension = {\n type: [\n ExtensionType.WebGLPipes,\n ExtensionType.WebGPUPipes,\n ExtensionType.CanvasPipes,\n ],\n name: 'mesh',\n } as const;\n\n public localUniforms = new UniformGroup({\n uTransformMatrix: { value: new Matrix(), type: 'mat3x3<f32>' },\n uColor: { value: new Float32Array([1, 1, 1, 1]), type: 'vec4<f32>' },\n uRound: { value: 0, type: 'f32' },\n });\n\n public localUniformsBindGroup = new BindGroup({\n 0: this.localUniforms,\n });\n\n public renderer: Renderer;\n\n private _meshDataHash: Record<number, MeshData> = Object.create(null);\n private _gpuBatchableMeshHash: Record<number, BatchableMesh> = Object.create(null);\n private _adaptor: MeshAdaptor;\n private readonly _destroyRenderableBound = this.destroyRenderable.bind(this) as (renderable: Container) => void;\n\n constructor(renderer: Renderer, adaptor: MeshAdaptor)\n {\n this.renderer = renderer;\n this._adaptor = adaptor;\n\n this._adaptor.init();\n }\n\n public validateRenderable(mesh: Mesh): boolean\n {\n const meshData = this._getMeshData(mesh);\n\n const wasBatched = meshData.batched;\n\n const isBatched = mesh.batched;\n\n meshData.batched = isBatched;\n\n if (wasBatched !== isBatched)\n {\n return true;\n }\n else if (isBatched)\n {\n const geometry = mesh._geometry;\n\n // no need to break the batch if it's the same size\n if (geometry.indices.length !== meshData.indexSize\n || geometry.positions.length !== meshData.vertexSize)\n {\n meshData.indexSize = geometry.indices.length;\n meshData.vertexSize = geometry.positions.length;\n\n return true;\n }\n\n const batchableMesh = this._getBatchableMesh(mesh);\n\n const texture = mesh.texture;\n\n if (batchableMesh.texture._source !== texture._source)\n {\n if (batchableMesh.texture._source !== texture._source)\n {\n return !batchableMesh._batcher.checkAndUpdateTexture(batchableMesh, texture);\n }\n }\n }\n\n return false;\n }\n\n public addRenderable(mesh: Mesh, instructionSet: InstructionSet)\n {\n const batcher = this.renderer.renderPipes.batch;\n\n const { batched } = this._getMeshData(mesh);\n\n if (batched)\n {\n const gpuBatchableMesh = this._getBatchableMesh(mesh);\n\n gpuBatchableMesh.texture = mesh._texture;\n gpuBatchableMesh.geometry = mesh._geometry;\n\n batcher.addToBatch(gpuBatchableMesh, instructionSet);\n }\n else\n {\n batcher.break(instructionSet);\n\n instructionSet.add(mesh);\n }\n }\n\n public updateRenderable(mesh: Mesh)\n {\n if (mesh.batched)\n {\n const gpuBatchableMesh = this._gpuBatchableMeshHash[mesh.uid];\n\n gpuBatchableMesh.texture = mesh._texture;\n gpuBatchableMesh.geometry = mesh._geometry;\n\n gpuBatchableMesh._batcher.updateElement(gpuBatchableMesh);\n }\n }\n\n public destroyRenderable(mesh: Mesh)\n {\n this._meshDataHash[mesh.uid] = null;\n\n const gpuMesh = this._gpuBatchableMeshHash[mesh.uid];\n\n if (gpuMesh)\n {\n BigPool.return(gpuMesh as PoolItem);\n this._gpuBatchableMeshHash[mesh.uid] = null;\n }\n\n mesh.off('destroyed', this._destroyRenderableBound);\n }\n\n public execute(mesh: Mesh)\n {\n if (!mesh.isRenderable) return;\n\n mesh.state.blendMode = getAdjustedBlendModeBlend(mesh.groupBlendMode, mesh.texture._source);\n\n const localUniforms = this.localUniforms;\n\n localUniforms.uniforms.uTransformMatrix = mesh.groupTransform;\n localUniforms.uniforms.uRound = this.renderer._roundPixels | mesh._roundPixels;\n localUniforms.update();\n\n color32BitToUniform(\n mesh.groupColorAlpha,\n localUniforms.uniforms.uColor,\n 0\n );\n\n this._adaptor.execute(this, mesh);\n }\n\n private _getMeshData(mesh: Mesh): MeshData\n {\n return this._meshDataHash[mesh.uid] || this._initMeshData(mesh);\n }\n\n private _initMeshData(mesh: Mesh): MeshData\n {\n this._meshDataHash[mesh.uid] = {\n batched: mesh.batched,\n indexSize: mesh._geometry.indices?.length,\n vertexSize: mesh._geometry.positions?.length,\n };\n\n mesh.on('destroyed', this._destroyRenderableBound);\n\n return this._meshDataHash[mesh.uid];\n }\n\n private _getBatchableMesh(mesh: Mesh): BatchableMesh\n {\n return this._gpuBatchableMeshHash[mesh.uid] || this._initBatchableMesh(mesh);\n }\n\n private _initBatchableMesh(mesh: Mesh): BatchableMesh\n {\n // TODO - make this batchable graphics??\n const gpuMesh: BatchableMesh = BigPool.get(BatchableMesh);\n\n gpuMesh.renderable = mesh;\n gpuMesh.texture = mesh._texture;\n gpuMesh.transform = mesh.groupTransform;\n gpuMesh.roundPixels = (this.renderer._roundPixels | mesh._roundPixels) as 0 | 1;\n\n this._gpuBatchableMeshHash[mesh.uid] = gpuMesh;\n\n return gpuMesh;\n }\n\n public destroy()\n {\n for (const i in this._gpuBatchableMeshHash)\n {\n if (this._gpuBatchableMeshHash[i])\n {\n BigPool.return(this._gpuBatchableMeshHash[i] as PoolItem);\n }\n }\n\n this._gpuBatchableMeshHash = null;\n this._meshDataHash = null;\n\n this.localUniforms = null;\n this.localUniformsBindGroup = null;\n\n this._adaptor.destroy();\n this._adaptor = null;\n\n this.renderer = null;\n 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