tests/tests/opengl/src/android/opengl/cts/Vertex.java

/*
 * Copyright (C) 2012 The Android Open Source Project
 *
 * 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 android.opengl.cts;

public class Vertex {
    public static String successfulcompile_vertex =
          "attribute vec3 gtf_Normal; \n"
        + "attribute vec4 gtf_Vertex; \n"
        + "uniform mat3 gtf_NormalMatrix; \n"
        + "uniform mat4 gtf_ModelViewMatrix; \n"
        + "uniform mat4 gtf_ModelViewProjectionMatrix; \n"
        + "\n"
        + "varying float lightIntensity; \n"
        + "varying vec3 Position; \n"
        + "uniform vec3 LightPosition; \n"
        + "uniform float Scale; \n"
        + "\n"
        + "void main(void) { \n"
        + "    vec4 pos = gtf_ModelViewMatrix * gtf_Vertex; \n"
        + "    Position = vec3(gtf_Vertex) * Scale; \n"
        + "    vec3 tnorm = normalize(gtf_NormalMatrix * gtf_Normal); \n"
        + "    lightIntensity = dot(normalize(LightPosition - vec3(pos)), tnorm) * 1.5; \n"
        + "    gl_Position = gtf_ModelViewProjectionMatrix * gtf_Vertex; \n"
        + "}";
}