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{"version":3,"file":"GraphicsContextSystem.mjs","sources":["../../../../src/scene/graphics/shared/GraphicsContextSystem.ts"],"sourcesContent":["import { ExtensionType } from '../../../extensions/Extensions';\nimport { getTextureBatchBindGroup } from '../../../rendering/batcher/gpu/getTextureBatchBindGroup';\nimport { DefaultBatcher } from '../../../rendering/batcher/shared/DefaultBatcher';\nimport { InstructionSet } from '../../../rendering/renderers/shared/instructions/InstructionSet';\nimport { deprecation, v8_3_4 } from '../../../utils/logging/deprecation';\nimport { BigPool } from '../../../utils/pool/PoolGroup';\nimport { buildContextBatches } from './utils/buildContextBatches';\n\nimport type { Batcher } from '../../../rendering/batcher/shared/Batcher';\nimport type { System } from '../../../rendering/renderers/shared/system/System';\nimport type { PoolItem } from '../../../utils/pool/Pool';\nimport type { BatchableGraphics } from './BatchableGraphics';\nimport type { GraphicsContext } from './GraphicsContext';\n\ninterface GeometryData\n{\n vertices: number[];\n uvs: number[];\n indices: number[];\n}\n\n/**\n * A class that holds batchable graphics data for a GraphicsContext.\n * @memberof rendering\n * @ignore\n */\nexport class GpuGraphicsContext\n{\n public isBatchable: boolean;\n public context: GraphicsContext;\n\n public batches: BatchableGraphics[] = [];\n public geometryData: GeometryData = {\n vertices: [],\n uvs: [],\n indices: [],\n };\n public graphicsData: GraphicsContextRenderData;\n}\n\n/**\n * A class that holds the render data for a GraphicsContext.\n * @memberof rendering\n * @ignore\n */\nexport class GraphicsContextRenderData\n{\n public batcher: Batcher = new DefaultBatcher();\n public instructions = new InstructionSet();\n\n public init()\n {\n this.instructions.reset();\n }\n\n /**\n * @deprecated since version 8.0.0\n * Use `batcher.geometry` instead.\n * @see {Batcher#geometry}\n */\n get geometry()\n {\n // eslint-disable-next-line max-len\n deprecation(v8_3_4, 'GraphicsContextRenderData#geometry is deprecated, please use batcher.geometry instead.');\n\n return this.batcher.geometry;\n }\n}\n\n/**\n * Options for the GraphicsContextSystem.\n * @memberof rendering\n */\nexport interface GraphicsContextSystemOptions\n{\n /** A value from 0 to 1 that controls the smoothness of bezier curves (the higher the smoother) */\n bezierSmoothness?: number;\n}\n\n/**\n * A system that manages the rendering of GraphicsContexts.\n * @memberof rendering\n */\nexport class GraphicsContextSystem implements System<GraphicsContextSystemOptions>\n{\n /** @ignore */\n public static extension = {\n type: [\n ExtensionType.WebGLSystem,\n ExtensionType.WebGPUSystem,\n ExtensionType.CanvasSystem,\n ],\n name: 'graphicsContext'\n } as const;\n\n /** The default options for the GraphicsContextSystem. */\n public static readonly defaultOptions: GraphicsContextSystemOptions = {\n /**\n * A value from 0 to 1 that controls the smoothness of bezier curves (the higher the smoother)\n * @default 0.5\n */\n bezierSmoothness: 0.5,\n };\n\n // the root context batches, used to either make a batch or geometry\n // all graphics use this as a base\n private _gpuContextHash: Record<number, GpuGraphicsContext> = {};\n // used for non-batchable graphics\n private _graphicsDataContextHash: Record<number, GraphicsContextRenderData> = Object.create(null);\n\n /**\n * Runner init called, update the default options\n * @ignore\n */\n public init(options?: GraphicsContextSystemOptions)\n {\n GraphicsContextSystem.defaultOptions.bezierSmoothness = options?.bezierSmoothness\n ?? GraphicsContextSystem.defaultOptions.bezierSmoothness;\n }\n\n public getContextRenderData(context: GraphicsContext): GraphicsContextRenderData\n {\n return this._graphicsDataContextHash[context.uid] || this._initContextRenderData(context);\n }\n\n // Context management functions\n public updateGpuContext(context: GraphicsContext)\n {\n let gpuContext: GpuGraphicsContext = this._gpuContextHash[context.uid]\n\n || this._initContext(context);\n\n if (context.dirty)\n {\n if (gpuContext)\n {\n this._cleanGraphicsContextData(context);\n }\n else\n {\n gpuContext = this._initContext(context);\n }\n\n buildContextBatches(context, gpuContext);\n\n const batchMode = context.batchMode;\n\n if (context.customShader || batchMode === 'no-batch')\n {\n gpuContext.isBatchable = false;\n }\n else if (batchMode === 'auto')\n {\n gpuContext.isBatchable = (gpuContext.geometryData.vertices.length < 400);\n }\n\n context.dirty = false;\n }\n\n return gpuContext;\n }\n\n public getGpuContext(context: GraphicsContext): GpuGraphicsContext\n {\n return this._gpuContextHash[context.uid] || this._initContext(context);\n }\n\n private _initContextRenderData(context: GraphicsContext): GraphicsContextRenderData\n {\n const graphicsData: GraphicsContextRenderData = BigPool.get(GraphicsContextRenderData);// ();\n\n const { batches, geometryData } = this._gpuContextHash[context.uid];\n\n const vertexSize = geometryData.vertices.length;\n const indexSize = geometryData.indices.length;\n\n for (let i = 0; i < batches.length; i++)\n {\n batches[i].applyTransform = false;\n }\n\n const batcher = graphicsData.batcher;\n\n // TODO we can pool buffers here eventually..\n batcher.ensureAttributeBuffer(vertexSize);\n batcher.ensureIndexBuffer(indexSize);\n\n batcher.begin();\n\n for (let i = 0; i < batches.length; i++)\n {\n const batch = batches[i];\n\n batcher.add(batch);\n }\n\n batcher.finish(graphicsData.instructions);\n\n const geometry = batcher.geometry;\n\n // not to self - this works as we 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