Android Open Source - DiceInDark Vertices






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Back to project page DiceInDark.

License

The source code is released under:

GNU General Public License

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Java Source Code

/*    Dice in the dark. D & D app for the blind and seeing impaired,
*    Copyright (C) <2013r>  <Lovisa Irpa Helgadottir>
*//from  w ww  .ja  va2  s .  c o m
*    This program is free software: you can redistribute it and/or modify
*    it under the terms of the GNU General Public License as published by
*    the Free Software Foundation, either version 3 of the License, or
*    (at your option) any later version.
*
*    This program is distributed in the hope that it will be useful,
*    but WITHOUT ANY WARRANTY; without even the implied warranty of
*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*    GNU General Public License for more details.
*
*    You should have received a copy of the GNU General Public License
*    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
package com.plovergames.framework.gl;

import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.nio.IntBuffer;
import java.nio.ShortBuffer;

import javax.microedition.khronos.opengles.GL10;

import com.plovergames.framework.impl.GLGraphics;

public class Vertices {
    final GLGraphics glGraphics;
    final boolean hasColor;
    final boolean hasTexCoords;
    final int vertexSize;
    final IntBuffer vertices;
    final int[] tmpBuffer;
    final ShortBuffer indices;
    
    public Vertices(GLGraphics glGraphics, int maxVertices, int maxIndices, boolean hasColor, boolean hasTexCoords) {
        this.glGraphics = glGraphics;
        this.hasColor = hasColor;
        this.hasTexCoords = hasTexCoords;
        this.vertexSize = (2 + (hasColor?4:0) + (hasTexCoords?2:0)) * 4;
        this.tmpBuffer = new int[maxVertices * vertexSize / 4];
        
        ByteBuffer buffer = ByteBuffer.allocateDirect(maxVertices * vertexSize);
        buffer.order(ByteOrder.nativeOrder());
        vertices = buffer.asIntBuffer();
        
        if(maxIndices > 0) {
            buffer = ByteBuffer.allocateDirect(maxIndices * Short.SIZE / 8);
            buffer.order(ByteOrder.nativeOrder());
            indices = buffer.asShortBuffer();
        } else {
            indices = null;
        }            
    }
    
    public void setVertices(float[] vertices, int offset, int length) {
        this.vertices.clear();
        int len = offset + length;
        for(int i=offset, j=0; i < len; i++, j++) 
            tmpBuffer[j] = Float.floatToRawIntBits(vertices[i]);
        this.vertices.put(tmpBuffer, 0, length);
        this.vertices.flip();
    }
    
    public void setIndices(short[] indices, int offset, int length) {
        this.indices.clear();
        this.indices.put(indices, offset, length);
        this.indices.flip();
    }
    
  public void bind() {
      GL10 gl = glGraphics.getGL();
      
      gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);
      vertices.position(0);
      gl.glVertexPointer(2, GL10.GL_FLOAT, vertexSize, vertices);
      
      if(hasColor) {
          gl.glEnableClientState(GL10.GL_COLOR_ARRAY);
          vertices.position(2);
          gl.glColorPointer(4, GL10.GL_FLOAT, vertexSize, vertices);
      }
      
      if(hasTexCoords) {
          gl.glEnableClientState(GL10.GL_TEXTURE_COORD_ARRAY);
          vertices.position(hasColor?6:2);
          gl.glTexCoordPointer(2, GL10.GL_FLOAT, vertexSize, vertices);
      }
  }
  
  public void draw(int primitiveType, int offset, int numVertices) {        
      GL10 gl = glGraphics.getGL();
      
      if(indices!=null) {
          indices.position(offset);
          gl.glDrawElements(primitiveType, numVertices, GL10.GL_UNSIGNED_SHORT, indices);
      } else {
          gl.glDrawArrays(primitiveType, offset, numVertices);
      }        
  }
  
  public void unbind() {
      GL10 gl = glGraphics.getGL();
      if(hasTexCoords)
          gl.glDisableClientState(GL10.GL_TEXTURE_COORD_ARRAY);
  
      if(hasColor)
          gl.glDisableClientState(GL10.GL_COLOR_ARRAY);
  }
}




Java Source Code List

com.example.diceindark.Assets.java
com.example.diceindark.DiceInDark.java
com.example.diceindark.DiceRender.java
com.example.diceindark.DiceScreen.java
com.example.diceindark.Die.java
com.example.diceindark.MainMenuScreen.java
com.example.framework.AndroidFileIO.java
com.example.framework.Audio.java
com.example.framework.FileIO.java
com.example.framework.GameObject.java
com.example.framework.Game.java
com.example.framework.Graphics.java
com.example.framework.Input.java
com.example.framework.Pixmap.java
com.example.framework.Pool.java
com.example.framework.Screen.java
com.example.framework.Sound.java
com.example.framework.gl.Animation.java
com.example.framework.gl.BindableVertices.java
com.example.framework.gl.Camera2D.java
com.example.framework.gl.Font.java
com.example.framework.gl.SpriteBatcher.java
com.example.framework.gl.TextureRegion.java
com.example.framework.gl.Texture.java
com.example.framework.gl.Vertices.java
com.example.framework.impl.AccelerometerHandler.java
com.example.framework.impl.AndroidAudio.java
com.example.framework.impl.AndroidGraphics.java
com.example.framework.impl.AndroidInput.java
com.example.framework.impl.AndroidPixmap.java
com.example.framework.impl.AndroidSound.java
com.example.framework.impl.GLGame.java
com.example.framework.impl.GLGraphics.java
com.example.framework.impl.GLScreen.java
com.example.framework.impl.GestureHandler.java
com.example.framework.impl.KeyboardHandler.java
com.example.framework.impl.TouchHandler.java
com.example.framework.math.Circle.java
com.example.framework.math.OverlapTester.java
com.example.framework.math.Rectangle.java
com.example.framework.math.Vector2.java
com.plovergames.diceindark.Assets.java
com.plovergames.diceindark.DiceInDark.java
com.plovergames.diceindark.DiceRender.java
com.plovergames.diceindark.DiceScreen.java
com.plovergames.diceindark.Die.java
com.plovergames.diceindark.MainMenuScreen.java
com.plovergames.framework.AndroidFileIO.java
com.plovergames.framework.Audio.java
com.plovergames.framework.FileIO.java
com.plovergames.framework.GameObject.java
com.plovergames.framework.Game.java
com.plovergames.framework.Graphics.java
com.plovergames.framework.Input.java
com.plovergames.framework.Pixmap.java
com.plovergames.framework.Pool.java
com.plovergames.framework.Screen.java
com.plovergames.framework.Sound.java
com.plovergames.framework.gl.Animation.java
com.plovergames.framework.gl.BindableVertices.java
com.plovergames.framework.gl.Camera2D.java
com.plovergames.framework.gl.Font.java
com.plovergames.framework.gl.SpriteBatcher.java
com.plovergames.framework.gl.TextureRegion.java
com.plovergames.framework.gl.Texture.java
com.plovergames.framework.gl.Vertices.java
com.plovergames.framework.impl.AccelerometerHandler.java
com.plovergames.framework.impl.AndroidAudio.java
com.plovergames.framework.impl.AndroidGraphics.java
com.plovergames.framework.impl.AndroidInput.java
com.plovergames.framework.impl.AndroidPixmap.java
com.plovergames.framework.impl.AndroidSound.java
com.plovergames.framework.impl.GLGame.java
com.plovergames.framework.impl.GLGraphics.java
com.plovergames.framework.impl.GLScreen.java
com.plovergames.framework.impl.GestureHandler.java
com.plovergames.framework.impl.TouchHandler.java
com.plovergames.framework.math.Rectangle.java
com.plovergames.framework.math.Vector2.java