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{"version":3,"file":"Matrix.mjs","sources":["../src/Matrix.ts"],"sourcesContent":["import { PI_2 } from './const';\nimport { Point } from './Point';\n\nimport type { IPointData } from './IPointData';\nimport type { Transform } from './Transform';\n\n/**\n * The PixiJS Matrix as a class makes it a lot faster.\n *\n * Here is a representation of it:\n * ```\n * | a | c | tx|\n * | b | d | ty|\n * | 0 | 0 | 1 |\n * ```\n * @memberof PIXI\n */\nexport class Matrix\n{\n /** @default 1 */\n public a: number;\n\n /** @default 0 */\n public b: number;\n\n /** @default 0 */\n public c: number;\n\n /** @default 1 */\n public d: number;\n\n /** @default 0 */\n public tx: number;\n\n /** @default 0 */\n public ty: number;\n\n public array: Float32Array | null = null;\n\n /**\n * @param a - x scale\n * @param b - y skew\n * @param c - x skew\n * @param d - y scale\n * @param tx - x translation\n * @param ty - y translation\n */\n constructor(a = 1, b = 0, c = 0, d = 1, tx = 0, ty = 0)\n {\n this.a = a;\n this.b = b;\n this.c = c;\n this.d = d;\n this.tx = tx;\n this.ty = ty;\n }\n\n /**\n * Creates a Matrix object based on the given array. The Element to Matrix mapping order is as follows:\n *\n * a = array[0]\n * b = array[1]\n * c = array[3]\n * d = array[4]\n * tx = array[2]\n * ty = array[5]\n * @param array - The array that the matrix will be populated from.\n */\n fromArray(array: number[]): void\n {\n this.a = array[0];\n this.b = array[1];\n this.c = array[3];\n this.d = array[4];\n this.tx = array[2];\n this.ty = array[5];\n }\n\n /**\n * Sets the matrix properties.\n * @param a - Matrix component\n * @param b - Matrix component\n * @param c - Matrix component\n * @param d - Matrix component\n * @param tx - Matrix component\n * @param ty - Matrix component\n * @returns This matrix. Good for chaining method calls.\n */\n set(a: number, b: number, c: number, d: number, tx: number, ty: number): this\n {\n this.a = a;\n this.b = b;\n this.c = c;\n this.d = d;\n this.tx = tx;\n this.ty = ty;\n\n return this;\n }\n\n /**\n * Creates an array from the current Matrix object.\n * @param transpose - Whether we need to transpose the matrix or not\n * @param [out=new Float32Array(9)] - If provided the array will be assigned to out\n * @returns The newly created array which contains the matrix\n */\n toArray(transpose: boolean, out?: Float32Array): Float32Array\n {\n if (!this.array)\n {\n this.array = new Float32Array(9);\n }\n\n const array = out || this.array;\n\n if (transpose)\n {\n array[0] = this.a;\n array[1] = this.b;\n array[2] = 0;\n array[3] = this.c;\n array[4] = this.d;\n array[5] = 0;\n array[6] = this.tx;\n array[7] = this.ty;\n array[8] = 1;\n }\n else\n {\n array[0] = this.a;\n array[1] = this.c;\n array[2] = this.tx;\n array[3] = this.b;\n array[4] = this.d;\n array[5] = this.ty;\n array[6] = 0;\n array[7] = 0;\n array[8] = 1;\n }\n\n return array;\n }\n\n /**\n * Get a new position with the current transformation applied.\n * Can be used to go from a child's coordinate space to the world coordinate space. (e.g. rendering)\n * @param pos - The origin\n * @param {PIXI.Point} [newPos] - The point that the new position is assigned to (allowed to be same as input)\n * @returns {PIXI.Point} The new point, transformed through this matrix\n */\n apply<P extends IPointData = Point>(pos: IPointData, newPos?: P): P\n {\n newPos = (newPos || new Point()) as P;\n\n
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