| 1 | {"version":3,"file":"BatchSystem.js","sources":["../../src/batch/BatchSystem.ts"],"sourcesContent":["import { extensions, ExtensionType } from '@pixi/extensions';\nimport { ObjectRenderer } from './ObjectRenderer';\n\nimport type { ExtensionMetadata } from '@pixi/extensions';\nimport type { Renderer } from '../Renderer';\nimport type { ISystem } from '../system/ISystem';\nimport type { BaseTexture } from '../textures/BaseTexture';\nimport type { BatchTextureArray } from './BatchTextureArray';\n\n/**\n * System plugin to the renderer to manage batching.\n * @memberof PIXI\n */\nexport class BatchSystem implements ISystem\n{\n /** @ignore */\n static extension: ExtensionMetadata = {\n type: ExtensionType.RendererSystem,\n name: 'batch',\n };\n\n /** An empty renderer. */\n public readonly emptyRenderer: ObjectRenderer;\n\n /** The currently active ObjectRenderer. */\n public currentRenderer: ObjectRenderer;\n private renderer: Renderer;\n\n /**\n * @param renderer - The renderer this System works for.\n */\n constructor(renderer: Renderer)\n {\n this.renderer = renderer;\n this.emptyRenderer = new ObjectRenderer(renderer);\n this.currentRenderer = this.emptyRenderer;\n }\n\n /**\n * Changes the current renderer to the one given in parameter\n * @param objectRenderer - The object renderer to use.\n */\n setObjectRenderer(objectRenderer: ObjectRenderer): void\n {\n if (this.currentRenderer === objectRenderer)\n {\n return;\n }\n\n this.currentRenderer.stop();\n this.currentRenderer = objectRenderer;\n\n this.currentRenderer.start();\n }\n\n /**\n * This should be called if you wish to do some custom rendering\n * It will basically render anything that may be batched up such as sprites\n */\n flush(): void\n {\n this.setObjectRenderer(this.emptyRenderer);\n }\n\n /** Reset the system to an empty renderer */\n reset(): void\n {\n this.setObjectRenderer(this.emptyRenderer);\n }\n\n /**\n * Handy function for batch renderers: copies bound textures in first maxTextures locations to array\n * sets actual _batchLocation for them\n * @param arr - arr copy destination\n * @param maxTextures - number of copied elements\n */\n copyBoundTextures(arr: BaseTexture[], maxTextures: number): void\n {\n const { boundTextures } = this.renderer.texture;\n\n for (let i = maxTextures - 1; i >= 0; --i)\n {\n arr[i] = boundTextures[i] || null;\n if (arr[i])\n {\n arr[i]._batchLocation = i;\n }\n }\n }\n\n /**\n * Assigns batch locations to textures in array based on boundTextures state.\n * All textures in texArray should have `_batchEnabled = _batchId`,\n * and their count should be less than `maxTextures`.\n * @param texArray - textures to bound\n * @param boundTextures - current state of bound textures\n * @param batchId - marker for _batchEnabled param of textures in texArray\n * @param maxTextures - number of texture locations to manipulate\n */\n boundArray(texArray: BatchTextureArray, boundTextures: Array<BaseTexture>,\n batchId: number, maxTextures: number): void\n {\n const { elements, ids, count } = texArray;\n let j = 0;\n\n for (let i = 0; i < count; i++)\n {\n const tex = elements[i];\n const loc = tex._batchLocation;\n\n if (loc >= 0 && loc < maxTextures\n && boundTextures[loc] === tex)\n {\n ids[i] = loc;\n continue;\n }\n\n while (j < maxTextures)\n {\n const bound = boundTextures[j];\n\n if (bound && bound._batchEnabled === batchId\n && bound._batchLocation === j)\n {\n j++;\n continue;\n }\n\n ids[i] = j;\n tex._batchLocation = j;\n boundTextures[j] = tex;\n break;\n }\n }\n }\n\n /**\n * @ignore\n */\n destroy(): void\n {\n this.renderer = null;\n }\n}\n\nextensions.add(BatchSystem);\n"],"names":["ObjectRenderer","ExtensionType","extensions"],"mappings":";;AAaO,MAAM,YACb;AAAA;AAAA;AAAA;AAAA,EAiBI,YAAY,UACZ;AACS,SAAA,WAAW,UAChB,KAAK,gBAAgB,IAAIA,8BAAe,QAAQ,GAChD,KAAK,kBAAkB,KAAK;AAAA,EAChC;AAAA;AAAA;AAAA;AAAA;AAAA,EAMA,kBAAkB,gBAClB;AACQ,SAAK,oBAAoB,mBAK7B,KAAK,gBAAgB,KACrB,GAAA,KAAK,kBAAkB,gBAEvB,KAAK,gBAAgB,MAAM;AAAA,EAC/B;AAAA;AAAA;AAAA;AAAA;AAAA,EAMA,QACA;AACS,SAAA,kBAAkB,KAAK,aAAa;AAAA,EAC7C;AAAA;AAAA,EAGA,QACA;AACS,SAAA,kBAAkB,KAAK,aAAa;AAAA,EAC7C;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA,EAQA,kBAAkB,KAAoB,aACtC;AACI,UAAM,EAAE,cAAkB,IAAA,KAAK,SAAS;AAExC,aAAS,IAAI,cAAc,GAAG,KAAK,GAAG,EAAE;AAEpC,UAAI,CAAC,IAAI,cAAc,CAAC,KAAK,MACzB,IAAI,CAAC,MAEL,IAAI,CAAC,EAAE,iBAAiB;AAAA,EAGpC;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA,EAWA,WAAW,UAA6B,eACpC,SAAiB,aACrB;AACI,UAAM,EAAE,UAAU,KAAK,MAAA,IAAU;AACjC,QAAI,IAAI;AAER,aAAS,IAAI,GAAG,IAAI,OAAO,KAC3B;AACI,YAAM,MAAM,SAAS,CAAC,GAChB,MAAM,IAAI;AAEhB,UAAI,OAAO,KAAK,MAAM,eACf,cAAc,GAAG,MAAM,KAC9B;AACI,YAAI,CAAC,IAAI;AACT;AAAA,MACJ;AAEA,aAAO,IAAI,eACX;AACU,cAAA,QAAQ,cAAc,CAAC;AAE7B,YAAI,SAAS,MAAM,kBAAkB,WAC9B,MAAM,mBAAmB,GAChC;AACI;AACA;AAAA,QACJ;AAEI,YAAA,CAAC,IAAI,GACT,IAAI,iBAAiB,GACrB,cAAc,CAAC,IAAI;AACnB;AAAA,MACJ;AAAA,IACJ;AAAA,EACJ;AAAA;AAAA;AAAA;AAAA,EAKA,UACA;AACI,SAAK,WAAW;AAAA,EACpB;AACJ;AAlIa,YAGF,YAA+B;AAAA,EAClC,MAAMC,WAAc,cAAA;AAAA,EACpB,MAAM;AACV;AA8HJC,WAAAA,WAAW,IAAI,WAAW;;"} |