// // OpenGL defines // var gl = gl || {}; gl.NEAREST = 0x2600; gl.LINEAR = 0x2601; gl.REPEAT = 0x2901; gl.CLAMP_TO_EDGE = 0x812F; gl.CLAMP_TO_BORDER = 0x812D; gl.LINEAR_MIPMAP_NEAREST = 0x2701; gl.NEAREST_MIPMAP_NEAREST = 0x2700; gl.ZERO = 0; gl.ONE = 1; gl.SRC_COLOR = 0x0300; gl.ONE_MINUS_SRC_COLOR = 0x0301; gl.SRC_ALPHA = 0x0302; gl.ONE_MINUS_SRC_ALPHA = 0x0303; gl.DST_ALPHA = 0x0304; gl.ONE_MINUS_DST_ALPHA = 0x0305; gl.DST_COLOR = 0x0306; gl.ONE_MINUS_DST_COLOR = 0x0307; gl.SRC_ALPHA_SATURATE = 0x0308;