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node_modules/pixi.js/lib/rendering/renderers/shared/texture/TextureMatrix.d.ts

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+import { Matrix } from '../../../../maths/matrix/Matrix';
+import type { Texture } from './Texture';
+/**
+ * Class controls uv mapping from Texture normal space to BaseTexture normal space.
+ *
+ * Takes `trim` and `rotate` into account. May contain clamp settings for Meshes and TilingSprite.
+ *
+ * Can be used in Texture `uvMatrix` field, or separately, you can use different clamp settings on the same texture.
+ * If you want to add support for texture region of certain feature or filter, that's what you're looking for.
+ *
+ * Takes track of Texture changes through `_lastTextureID` private field.
+ * Use `update()` method call to track it from outside.
+ * @see Texture
+ * @see Mesh
+ * @see TilingSprite
+ * @memberof rendering
+ */
+export declare class TextureMatrix {
+    /**
+     * Matrix operation that converts texture region coords to texture coords
+     * @readonly
+     */
+    mapCoord: Matrix;
+    /**
+     * Changes frame clamping
+     * Works with TilingSprite and Mesh
+     * Change to 1.5 if you texture has repeated right and bottom lines, that leads to smoother borders
+     * @default 0
+     */
+    clampOffset: number;
+    /**
+     * Changes frame clamping
+     * Works with TilingSprite and Mesh
+     * Change to -0.5 to add a pixel to the edge, recommended for transparent trimmed textures in atlas
+     * @default 0.5
+     */
+    clampMargin: number;
+    /**
+     * Clamp region for normalized coords, left-top pixel center in xy , bottom-right in zw.
+     * Calculated based on clampOffset.
+     */
+    readonly uClampFrame: Float32Array;
+    /** Normalized clamp offset. Calculated based on clampOffset. */
+    readonly uClampOffset: Float32Array;
+    /**
+     * Tracks Texture frame changes.
+     * @ignore
+     */
+    _updateID: number;
+    /**
+     * Tracks Texture frame changes.
+     * @protected
+     */
+    protected _textureID: number;
+    protected _texture: Texture;
+    /**
+     * If texture size is the same as baseTexture.
+     * @default false
+     * @readonly
+     */
+    isSimple: boolean;
+    /**
+     * @param texture - observed texture
+     * @param clampMargin - Changes frame clamping, 0.5 by default. Use -0.5 for extra border.
+     */
+    constructor(texture: Texture, clampMargin?: number);
+    /** Texture property. */
+    get texture(): Texture;
+    set texture(value: Texture);
+    /**
+     * Multiplies uvs array to transform
+     * @param uvs - mesh uvs
+     * @param [out=uvs] - output
+     * @returns - output
+     */
+    multiplyUvs(uvs: Float32Array, out?: Float32Array): Float32Array;
+    /**
+     * Updates matrices if texture was changed
+     * @returns - whether or not it was updated
+     */
+    update(): boolean;
+}