pixi.js/lib/scene/mesh/shared/MeshPipe.mjs.map

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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 { color32BitToUniform } from '../../graphics/gpu/colorToUniform';\nimport { type GPUData } from '../../view/ViewContainer';\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 { 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\n/**\n * GPUData for Mesh\n * @internal\n */\nexport class MeshGpuData implements GPUData\n{\n    public meshData?: MeshData;\n    public batchableMesh?: BatchableMesh;\n\n    public destroy()\n    {\n        // BOOM!\n    }\n}\n\n/**\n * The data for the mesh\n * @internal\n */\ninterface MeshData\n{\n    /** if the mesh is batched or not */\n    batched: boolean;\n    /** the size of the index buffer */\n    indexSize: number;\n    /** the size of the vertex buffer */\n    vertexSize: number;\n}\n\n/** @internal */\nexport interface MeshAdaptor\n{\n    init(): void;\n    execute(meshPipe: MeshPipe, mesh: Mesh): void;\n    destroy(): void;\n}\n\n/**\n * The MeshPipe is responsible for handling the rendering of Mesh objects.\n * It manages the batching of meshes, updates their GPU data, and executes the rendering instructions.\n * It also handles the local uniforms for each mesh, such as transformation matrices and colors.\n * @category scene\n * @internal\n */\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 _adaptor: MeshAdaptor;\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            if (batchableMesh.texture.uid !== mesh._texture.uid)\n            {\n                batchableMesh._textureMatrixUpdateId = -1;\n            }\n\n            return !batchableMesh._batcher.checkAndUpdateTexture(\n                batchableMesh,\n                mesh._texture\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.setTexture(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._getBatchableMesh(mesh);\n\n            gpuBatchableMesh.setTexture(mesh._texture);\n\n            gpuBatchableMesh.geometry = mesh._geometry;\n\n            gpuBatchableMesh._batcher.updateElement(gpuBatchableMesh);\n        }\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        mesh._gpuData[this.renderer.uid] ||= new MeshGpuData();\n\n        return mesh._gpuData[this.renderer.uid].meshData || this._initMeshData(mesh);\n    }\n\n    private _initMeshData(mesh: Mesh): MeshData\n    {\n        mesh._gpuData[this.renderer.uid].meshData = {\n            batched: mesh.batched,\n            indexSize: mesh._geometry.indices?.length,\n            vertexSize: mesh._geometry.positions?.length,\n        };\n\n        return mesh._gpuData[this.renderer.uid].meshData;\n    }\n\n    private _getBatchableMesh(mesh: Mesh): BatchableMesh\n    {\n        mesh._gpuData[this.renderer.uid] ||= new MeshGpuData();\n\n        return mesh._gpuData[this.renderer.uid].batchableMesh || this._initBatchableMesh(mesh);\n    }\n\n    private _initBatchableMesh(mesh: Mesh): BatchableMesh\n    {\n        // TODO - make this batchable graphics??\n        const gpuMesh: BatchableMesh = new BatchableMesh();\n\n        gpuMesh.renderable = mesh;\n        gpuMesh.setTexture(mesh._texture);\n        gpuMesh.transform = mesh.groupTransform;\n        gpuMesh.roundPixels = (this.renderer._roundPixels | mesh._roundPixels) as 0 | 1;\n\n        mesh._gpuData[this.renderer.uid].batchableMesh = gpuMesh;\n\n        return gpuMesh;\n    }\n\n    public destroy()\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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