module.exports = 
`
    attribute vec4 a_position;
    attribute vec2 a_texCoord;
    attribute vec4 a_color;
    varying vec4 v_fragmentColor;
    varying vec2 v_texCoord;
    void main() {
    gl_Position = CC_PMatrix * a_position;
    v_fragmentColor = a_color;
    v_texCoord = a_texCoord;
    }
`