Source: dependencies/pixi-gl-core/shader/mapSize.js

/**
 * @class
 * @memberof PIXI.glCore.shader
 * @param type {String}
 * @return {Number}
 */
var mapSize = function(type) 
{ 
    return GLSL_TO_SIZE[type];
};
var GLSL_TO_SIZE = {
    'float':    1,
    'vec2':     2,
    'vec3':     3,
    'vec4':     4,
    'int':      1,
    'ivec2':    2,
    'ivec3':    3,
    'ivec4':    4,
    'bool':     1,
    'bvec2':    2,
    'bvec3':    3,
    'bvec4':    4,
    'mat2':     4,
    'mat3':     9,
    'mat4':     16,
    'sampler2D':  1
};
module.exports = mapSize;