create OpenGL GLES20 Program - Android android.opengl

Android examples for android.opengl:OpenGL

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Description

create OpenGL GLES20 Program

Demo Code

/*/*  w  w  w. ja v a2s . co m*/
 * Copyright 2014 Benjamin Malkas
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
//package com.java2s;
import android.opengl.GLES20;
import android.util.Log;

public class Main {
    public static final String TAG = "GLESUtil";

    public static int createProgram(int vertexShader, int pixelShader) {
        int program = GLES20.glCreateProgram();
        if (program != 0) {
            GLES20.glAttachShader(program, vertexShader);
            GLES20.glAttachShader(program, pixelShader);
            GLES20.glLinkProgram(program);
            int[] linkStatus = new int[1];
            GLES20.glGetProgramiv(program, GLES20.GL_LINK_STATUS,
                    linkStatus, 0);
            if (linkStatus[0] != GLES20.GL_TRUE) {
                Log.e(TAG, "Could not link program: ");
                Log.e(TAG, GLES20.glGetProgramInfoLog(program));
                GLES20.glDeleteProgram(program);
                program = 0;
            }
        }
        return program;
    }
}

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