let Shaders = require('./Shaders');
const { charCodeAt } = require('./HSL_Frag');
var ShaderMgr = {
    shaderPrograms: {},

    setShader: function (sprite, shaderName) {
        cc.log("?");
        // var glProgram = this.shaderPrograms[shaderName];
        // if (!glProgram) {
        //     glProgram = new cc.GLProgram();
        //     let sharder = Shaders[shaderName];
        //     glProgram.initWithString(sharder.vert, sharder.frag);
        //     if (!cc.sys.isNative) {
        //         glProgram.initWithVertexShaderByteArray(sharder.vert, sharder.frag);
        //         glProgram.addAttribute(cc.macro.ATTRIBUTE_NAME_POSITION, cc.macro.VERTEX_ATTRIB_POSITION);
        //         glProgram.addAttribute(cc.macro.ATTRIBUTE_NAME_COLOR, cc.macro.VERTEX_ATTRIB_COLOR);
        //         glProgram.addAttribute(cc.macro.ATTRIBUTE_NAME_TEX_COORD, cc.macro.VERTEX_ATTRIB_TEX_COORDS);
        //         glProgram.link();
        //         glProgram.updateUniforms();
        //     } else {
                // glProgram.initWithString(sharder.vert_nomvp, sharder.frag);
                // glProgram.addAttribute(cc.macro.ATTRIBUTE_NAME_POSITION, cc.macro.VERTEX_ATTRIB_POSITION);
                // glProgram.addAttribute(cc.macro.ATTRIBUTE_NAME_COLOR, cc.macro.VERTEX_ATTRIB_COLOR);
                // glProgram.addAttribute(cc.macro.ATTRIBUTE_NAME_TEX_COORD, cc.macro.VERTEX_ATTRIB_TEX_COORDS);
                // glProgram.link();
                // glProgram.updateUniforms();
                // this.updateGLParameters();
        //     }
        //     this.shaderPrograms[shaderName] = glProgram;
        // }
        // sprite._sgNode.setShaderProgram(glProgram);
        // return glProgram;
    },
};

module.exports = ShaderMgr;