pixi.js/src/pixi/renderers/webgl/utils/WebGLShaderManager.js
Mat Groves 7713731ab3 Fixed graphics bug + updated docs
Fixed issue with getBounds being incorrect for graphics
Updated docs
Linted code
2014-01-01 23:54:45 +00:00

60 lines
No EOL
1.8 KiB
JavaScript

/**
* @author Mat Groves http://matgroves.com/ @Doormat23
*/
PIXI.WebGLShaderManager = function(gl)
{
this.setContext(gl);
// the final one is used for the rendering strips
//this.stripShader = new PIXI.StripShader(gl);
};
PIXI.WebGLShaderManager.prototype.setContext = function(gl)
{
this.gl = gl;
// the next one is used for rendering primatives
this.primitiveShader = new PIXI.PrimitiveShader(gl);
// this shader is used for the default sprite rendering
this.defaultShader = new PIXI.PixiShader(gl);
var shaderProgram = this.defaultShader.program;
gl.useProgram(shaderProgram);
gl.enableVertexAttribArray(this.defaultShader.aVertexPosition);
gl.enableVertexAttribArray(this.defaultShader.colorAttribute);
gl.enableVertexAttribArray(this.defaultShader.aTextureCoord);
};
PIXI.WebGLShaderManager.prototype.activatePrimitiveShader = function()
{
var gl = this.gl;
gl.useProgram(this.primitiveShader.program);
gl.disableVertexAttribArray(this.defaultShader.aVertexPosition);
gl.disableVertexAttribArray(this.defaultShader.colorAttribute);
gl.disableVertexAttribArray(this.defaultShader.aTextureCoord);
gl.enableVertexAttribArray(this.primitiveShader.aVertexPosition);
gl.enableVertexAttribArray(this.primitiveShader.colorAttribute);
};
PIXI.WebGLShaderManager.prototype.deactivatePrimitiveShader = function()
{
var gl = this.gl;
gl.useProgram(this.defaultShader.program);
gl.disableVertexAttribArray(this.primitiveShader.aVertexPosition);
gl.disableVertexAttribArray(this.primitiveShader.colorAttribute);
gl.enableVertexAttribArray(this.defaultShader.aVertexPosition);
gl.enableVertexAttribArray(this.defaultShader.colorAttribute);
gl.enableVertexAttribArray(this.defaultShader.aTextureCoord);
};