Android Open Source - agldemo G L View

• Back to OpenGL/Demo  ↑

From Project

Back to project page agldemo.

License

The source code is released under:

Copyright (c) 2013 Wenhao Li Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software...

Java Source Code

/**
 * Copyright (C) 2010 Wenhao Li. All Rights Reserved.
 * //  w w w .  ja  v  a  2  s .c o m
 */
package com.agldemo;

import javax.microedition.khronos.opengles.GL10;

import android.content.Context;
import android.util.AttributeSet;
import android.view.View;

/**
 * OpenGL view.
 */
public class GLView extends View {
  /**
   * A generic renderer interface.
   * 
   * @see #setRenderer(Renderer)
   */
  public interface Renderer {
    /**
     * Called to draw the current frame.
     * 
     * @param width
     *            the width of current view port
     * @param height
     *            the height of current view port
     */
    void onDrawFrame(GL10 gl, int width, int height);
  }

  /**
   * The OpenGL renderer.
   */
  private Renderer mRenderer;

  /**
   * @param context
   */
  public GLView(Context context) {
    super(context);
  }

  /**
   * @param context
   * @param attrs
   */
  public GLView(Context context, AttributeSet attrs) {
    super(context, attrs);
  }

  /**
   * @param context
   * @param attrs
   * @param defStyle
   */
  public GLView(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);
  }

  /**
   * Set the renderer associated with this view.
   * 
   * @param renderer
   *            the renderer to set
   */
  public void setRenderer(Renderer renderer) {
    mRenderer = renderer;

  }

  /**
   * Draw OpenGL things on the given OpenGL handle.
   * 
   * @param gl
   *            the OpenGL handle to draw on
   */
  public void drawGL(GL10 gl) {
    if (mRenderer == null)
      return;
    mRenderer.onDrawFrame(gl, getWidth(), getHeight());
  }

  final int[] mLocation = new int[2];
}

Java Source Code List

• Back to OpenGL/Demo  ↑