#

API Docs for: 1.6.0
Show: Inherited Protected Private Deprecated

# File: src/pixi/renderers/webgl/utils/WebGLShaderUtils.js

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

    // TODO Alvin and Mat
    // Should we eventually create a Utils class ?
    // Or just move this file to the pixi.js file ?
    PIXI.initDefaultShaders = function()
    {

      //  PIXI.stripShader = new PIXI.StripShader();
    //    PIXI.stripShader.init();

    };

    PIXI.CompileVertexShader = function(gl, shaderSrc)
    {
        return PIXI._CompileShader(gl, shaderSrc, gl.VERTEX_SHADER);
    };

    PIXI.CompileFragmentShader = function(gl, shaderSrc)
    {
        return PIXI._CompileShader(gl, shaderSrc, gl.FRAGMENT_SHADER);
    };

    PIXI._CompileShader = function(gl, shaderSrc, shaderType)
    {
        var src = shaderSrc.join("\n");
        var shader = gl.createShader(shaderType);
        gl.shaderSource(shader, src);
        gl.compileShader(shader);

        if (!gl.getShaderParameter(shader, gl.COMPILE_STATUS)) {
            window.console.log(gl.getShaderInfoLog(shader));
            return null;
        }

        return shader;
    };

    PIXI.compileProgram = function(gl, vertexSrc, fragmentSrc)
    {
        var fragmentShader = PIXI.CompileFragmentShader(gl, fragmentSrc);
        var vertexShader = PIXI.CompileVertexShader(gl, vertexSrc);

        var shaderProgram = gl.createProgram();

        gl.attachShader(shaderProgram, vertexShader);
        gl.attachShader(shaderProgram, fragmentShader);
        gl.linkProgram(shaderProgram);

        if (!gl.getProgramParameter(shaderProgram, gl.LINK_STATUS)) {
            window.console.log("Could not initialise shaders");
        }

        return shaderProgram;
    };