#

API Docs for: 1.4.0
Show: Inherited Protected Private Deprecated

# File: src/pixi/filters/ColorMatrixFilter.js

    /**
     * @author Mat Groves http://matgroves.com/ @Doormat23
     */

    /**
     *
     * The ColorMatrixFilter class lets you apply a 4x4 matrix transformation on the RGBA
     * color and alpha values of every pixel on your displayObject to produce a result
     * with a new set of RGBA color and alpha values. Its pretty powerful!
     * @class ColorMatrixFilter
     * @contructor
     */
    PIXI.ColorMatrixFilter = function()
    {
        PIXI.AbstractFilter.call( this );

        this.passes = [this];

        // set the uniforms
        this.uniforms = {
            matrix: {type: 'mat4', value: [1,0,0,0,
                                           0,1,0,0,
                                           0,0,1,0,
                                           0,0,0,1]},
        };

        this.fragmentSrc = [
            'precision mediump float;',
            'varying vec2 vTextureCoord;',
            'varying vec4 vColor;',
            'uniform float invert;',
            'uniform mat4 matrix;',
            'uniform sampler2D uSampler;',

            'void main(void) {',
            '   gl_FragColor = texture2D(uSampler, vTextureCoord) * matrix;',
          //  '   gl_FragColor = gl_FragColor;',
            '}'
        ];
    };

    PIXI.ColorMatrixFilter.prototype = Object.create( PIXI.AbstractFilter.prototype );
    PIXI.ColorMatrixFilter.prototype.constructor = PIXI.ColorMatrixFilter;

    /**
     * Sets the matrix of the color matrix filter
     *
     * @property matrix
     * @type Array and array of 26 numbers
     * @default [1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]
     */
    Object.defineProperty(PIXI.ColorMatrixFilter.prototype, 'matrix', {
        get: function() {
            return this.uniforms.matrix.value;
        },
        set: function(value) {
            this.uniforms.matrix.value = value;
        }
    });