Android Open Source - geoar-app Billiger Texture Shader

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License

The source code is released under:

Apache License

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Java Source Code

/**
 * Copyright 2012 52North Initiative for Geospatial Open Source Software GmbH
 */*w  w  w .  j a  va 2  s . com*/
 * 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 org.n52.geoar.view.geoar.gl.mode;

public class BilligerTextureShader extends FeatureShader {

  //@formatter:off
  private static final String vertexShader = 
      "uniform mat4 " + UNIFORM_MATRIX_MVP + ";        \n" +     
      
      "attribute vec4 " + ATTRIBUTE_POSITION + ";        \n" +  
      "attribute vec4 " + ATTRIBUTE_COLOR + ";            \n" +
      "attribute vec2 " + ATTRIBUTE_TEXTURE + ";        \n" +   
      
      /** color varying for fragment shader */  
      "varying vec2 vTexCoordinate;              \n" + 
       
      "void main()                      \n" +
      "{                                          \n" + 
      
      /** transform vertex and normals into model coordinates */
      "  vTexCoordinate = " + ATTRIBUTE_TEXTURE + ";                          \n" +

      /** set position */
      "   gl_Position = " + UNIFORM_MATRIX_MVP + " * " + ATTRIBUTE_POSITION + ";             \n" +

      "}                                                     \n";
  
  private static final String fragmentShader = 
      "precision mediump float;                              \n" +
      "uniform sampler2D " + UNIFORM_SAMPLER_TEXTURE + ";                  \n" +
      
      /** color varying for fragment shader */
      "varying vec2 vTexCoordinate;                            \n" + 
      
      "void main()                                    \n" +
      "{                                          \n" +
      
      "  gl_FragColor =  (texture2D(" + UNIFORM_SAMPLER_TEXTURE + ", vTexCoordinate));   \n" +
      
      "}                                          \n";    
  //@formatter:on

  private static FeatureShader INSTANCE;

  private BilligerTextureShader(String vertexShader, String fragmentShader) {
    super(vertexShader, fragmentShader);
    // TODO Auto-generated constructor stub
  }

  public static FeatureShader getInstance() {
    if (INSTANCE == null) {
      INSTANCE = new FeatureShader(vertexShader, fragmentShader);
    }

    return INSTANCE;
  }

}

Java Source Code List