Android Open Source - ScalAR Simple Box

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Back to project page ScalAR.

License

The source code is released under:

GNU General Public License

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Java Source Code

package edu.dhbw.andar.pub;
//from   ww  w .jav a  2 s  .  c  o  m
import java.nio.FloatBuffer;

import javax.microedition.khronos.opengles.GL10;

import edu.dhbw.andar.util.GraphicsUtil;

public class SimpleBox {
  private FloatBuffer box;
  private FloatBuffer normals;
  public SimpleBox() {
    float boxf[] =  {
        // FRONT
        -25.0f, -25.0f,  25.0f,
         25.0f, -25.0f,  25.0f,
        -25.0f,  25.0f,  25.0f,
         25.0f,  25.0f,  25.0f,
        // BACK
        -25.0f, -25.0f, -25.0f,
        -25.0f,  25.0f, -25.0f,
         25.0f, -25.0f, -25.0f,
         25.0f,  25.0f, -25.0f,
        // LEFT
        -25.0f, -25.0f,  25.0f,
        -25.0f,  25.0f,  25.0f,
        -25.0f, -25.0f, -25.0f,
        -25.0f,  25.0f, -25.0f,
        // RIGHT
         25.0f, -25.0f, -25.0f,
         25.0f,  25.0f, -25.0f,
         25.0f, -25.0f,  25.0f,
         25.0f,  25.0f,  25.0f,
        // TOP
        -25.0f,  25.0f,  25.0f,
         25.0f,  25.0f,  25.0f,
         -25.0f,  25.0f, -25.0f,
         25.0f,  25.0f, -25.0f,
        // BOTTOM
        -25.0f, -25.0f,  25.0f,
        -25.0f, -25.0f, -25.0f,
         25.0f, -25.0f,  25.0f,
         25.0f, -25.0f, -25.0f,
      };
    float normalsf[] =  {
        // FRONT
        0.0f, 0.0f,  1.0f,
        0.0f, 0.0f,  1.0f,
        0.0f, 0.0f,  1.0f,
        0.0f, 0.0f,  1.0f,
        // BACK
        0.0f, 0.0f,  -1.0f,
        0.0f, 0.0f,  -1.0f,
        0.0f, 0.0f,  -1.0f,
        0.0f, 0.0f,  -1.0f,
        // LEFT
        -1.0f, 0.0f,  0.0f,
        -1.0f, 0.0f,  0.0f,
        -1.0f, 0.0f,  0.0f,
        -1.0f, 0.0f,  0.0f,
        // RIGHT
        1.0f, 0.0f,  0.0f,
        1.0f, 0.0f,  0.0f,
        1.0f, 0.0f,  0.0f,
        1.0f, 0.0f,  0.0f,
        // TOP
        0.0f, 1.0f,  0.0f,
        0.0f, 1.0f,  0.0f,
        0.0f, 1.0f,  0.0f,
        0.0f, 1.0f,  0.0f,
        // BOTTOM
        0.0f, -1.0f,  0.0f,
        0.0f, -1.0f,  0.0f,
        0.0f, -1.0f,  0.0f,
        0.0f, -1.0f,  0.0f,
      };
    
    box = GraphicsUtil.makeFloatBuffer(boxf);
    normals = GraphicsUtil.makeFloatBuffer(normalsf);
  }
  
  
  public final void draw(GL10 gl) {  
      gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);
      gl.glEnableClientState(GL10.GL_NORMAL_ARRAY);
      
      gl.glVertexPointer(3, GL10.GL_FLOAT, 0, box);
      gl.glNormalPointer(GL10.GL_FLOAT,0, normals);
      gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 0, 4);
      gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 4, 4);
      gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 8, 4);
      gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 12, 4);
      gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 16, 4);
      gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 20, 4);
      gl.glDisableClientState(GL10.GL_VERTEX_ARRAY);
      gl.glDisableClientState(GL10.GL_NORMAL_ARRAY);
  }
}

Java Source Code List