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authorRami Santina <[email protected]>2011-08-04 17:08:55 +0300
committerRami Santina <[email protected]>2011-08-04 17:08:55 +0300
commit618140a07899d96cc76a1fca6ce9f26f44895ca8 (patch)
tree3038bd17bdc3725e7bb708764789d388e6e300dc /src/jogl/classes/jogamp/opengl/egl/EGLES1DynamicLibraryBundleInfo.java
parent444482f4b9a1168e0dfd29c7e2da4010cca2ca91 (diff)
add multitouch getPointerId data
Diffstat (limited to 'src/jogl/classes/jogamp/opengl/egl/EGLES1DynamicLibraryBundleInfo.java')
0 files changed, 0 insertions, 0 deletions
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/**
 * Copyright 2010  JogAmp Community. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are
 * permitted provided that the following conditions are met:
 *
 *    1. Redistributions of source code must retain the above copyright notice, this list of
 *       conditions and the following disclaimer.
 *
 *    2. Redistributions in binary form must reproduce the above copyright notice, this list
 *       of conditions and the following disclaimer in the documentation and/or other materials
 *       provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * The views and conclusions contained in the software and documentation are those of the
 * authors and should not be interpreted as representing official policies, either expressed
 * or implied, of JogAmp Community.
 */

package com.jogamp.opengl.util;

import java.lang.reflect.Constructor;
import java.nio.Buffer;
import java.nio.ByteBuffer;
import java.nio.FloatBuffer;
import java.nio.IntBuffer;
import java.nio.ShortBuffer;

import javax.media.opengl.GL;
import javax.media.opengl.GLException;
import javax.media.opengl.fixedfunc.GLPointerFuncUtil;

import jogamp.opengl.util.GLArrayHandler;
import jogamp.opengl.util.GLFixedArrayHandler;
import jogamp.opengl.util.glsl.GLSLArrayHandler;

import com.jogamp.common.nio.Buffers;
import com.jogamp.opengl.util.glsl.ShaderState;


public class GLArrayDataClient extends GLArrayDataWrapper implements GLArrayDataEditable {

  /**
   * Create a client side buffer object, using a predefined fixed function array index
   * and starting with a new created Buffer object with initialElementCount size
   *
   * On profiles GL2 and ES1 the fixed function pipeline behavior is as expected.
   * On profile ES2 the fixed function emulation will transform these calls to
   * EnableVertexAttribArray and VertexAttribPointer calls,
   * and a predefined vertex attribute variable name will be chosen.
   *
   * The default name mapping will be used,
   * see {@link GLPointerFuncUtil#getPredefinedArrayIndexName(int)}.
   *
   * @param index The GL array index
   * @param comps The array component number
   * @param dataType The array index GL data type
   * @param normalized Whether the data shall be normalized
   * @param initialElementCount
   *
   * @see javax.media.opengl.GLContext#getPredefinedArrayIndexName(int)
   */
  public static GLArrayDataClient createFixed(int index, int comps, int dataType, boolean normalized, int initialElementCount)
    throws GLException
  {
      GLArrayDataClient adc = new GLArrayDataClient();
      GLArrayHandler glArrayHandler = new GLFixedArrayHandler(adc);
      adc.init(null, index, comps, dataType, normalized, 0, null, initialElementCount, false, glArrayHandler, 0, 0, 0, 0, false);
      return adc;
  }

  /**
   * Create a client side buffer object, using a predefined fixed function array index
   * and starting with a given Buffer object incl it's stride
   *
   * On profiles GL2 and ES1 the fixed function pipeline behavior is as expected.
   * On profile ES2 the fixed function emulation will transform these calls to
   * EnableVertexAttribArray and VertexAttribPointer calls,
   * and a predefined vertex attribute variable name will be chosen.
   *
   * The default name mapping will be used,
   * see {@link GLPointerFuncUtil#getPredefinedArrayIndexName(int)}.
   *
   * @param index The GL array index
   * @param comps The array component number
   * @param dataType The array index GL data type
   * @param normalized Whether the data shall be normalized
   * @param stride
   * @param buffer the user define data
   *
   * @see javax.media.opengl.GLContext#getPredefinedArrayIndexName(int)
   */
  public static GLArrayDataClient createFixed(int index, int comps, int dataType, boolean normalized, int stride,
                                              Buffer buffer)
    throws GLException
  {
      GLArrayDataClient adc = new GLArrayDataClient();
      GLArrayHandler glArrayHandler = new GLFixedArrayHandler(adc);
      adc.init(null, index, comps, dataType, normalized, stride, buffer, comps*comps, false, glArrayHandler, 0, 0, 0, 0, false);
      return adc;
  }

  /**
   * Create a client side buffer object, using a custom GLSL array attribute name
   * and starting with a new created Buffer object with initialElementCount size
   * @param name  The custom name for the GL attribute.
   * @param comps The array component number
   * @param dataType The array index GL data type
   * @param normalized Whether the data shall be normalized
   * @param initialElementCount
   */
  public static GLArrayDataClient createGLSL(String name, int comps,
                                             int dataType, boolean normalized, int initialElementCount)
    throws GLException
  {
      GLArrayDataClient adc = new GLArrayDataClient();
      GLArrayHandler glArrayHandler = new GLSLArrayHandler(adc);
      adc.init(name, -1, comps, dataType, normalized, 0, null, initialElementCount, true, glArrayHandler, 0, 0, 0, 0, true);
      return adc;
  }

  /**
   * Create a client side buffer object, using a custom GLSL array attribute name
   * and starting with a given Buffer object incl it's stride
   * @param name  The custom name for the GL attribute.
   * @param comps The array component number
   * @param dataType The array index GL data type
   * @param normalized Whether the data shall be normalized
   * @param stride
   * @param buffer the user define data
   */
  public static GLArrayDataClient createGLSL(String name, int comps,
                                             int dataType, boolean normalized, int stride, Buffer buffer)
    throws GLException
  {
      GLArrayDataClient adc = new GLArrayDataClient();
      GLArrayHandler glArrayHandler = new GLSLArrayHandler(adc);
      adc.init(name, -1, comps, dataType, normalized, stride, buffer, comps*comps, true, glArrayHandler, 0, 0, 0, 0, true);
      return adc;
  }

  @Override
  public void associate(Object obj, boolean enable) {
      if(obj instanceof ShaderState) {
          if(enable) {
              shaderState = (ShaderState)obj;
          } else {
              shaderState = null;
          }
      }
  }

  //
  // Data read access
  //

  @Override
  public final boolean isVBOWritten() { return bufferWritten; }

  @Override
  public final boolean sealed() { return sealed; }

  @Override
  public final boolean enabled() { return bufferEnabled; }

  //
  // Data and GL state modification ..
  //

  @Override
  public final void setVBOWritten(boolean written) { bufferWritten=written; }

  @Override
  public void destroy(GL gl) {
    reset(gl);
    super.destroy(gl);
  }

  @Override
  public void reset(GL gl) {
    enableBuffer(gl, false);
    reset();
  }

  @Override
  public void seal(GL gl, boolean seal) {
    seal(seal);
    enableBuffer(gl, seal);
  }

  @Override
  public void enableBuffer(GL gl, boolean enable) {
    if( enableBufferAlways || bufferEnabled != enable ) {
        if(enable) {
            checkSeal(true);
            // init/generate VBO name if not done yet
            init_vbo(gl);
        }
        glArrayHandler.enableState(gl, enable, usesGLSL ? shaderState : null);
        bufferEnabled = enable;
    }
  }

  @Override
  public boolean bindBuffer(GL gl, boolean bind) {
      if(bind) {
          checkSeal(true);
          // init/generate VBO name if not done yet
          init_vbo(gl);
      }
      return glArrayHandler.bindBuffer(gl, bind);
  }

  @Override
  public void setEnableAlways(boolean always) {
    enableBufferAlways = always;
  }

  //
  // Data modification ..
  //

  @Override
  public void reset() {
    if(buffer!=null) {
        buffer.clear();
    }
    this.sealed=false;
    this.bufferEnabled=false;
    this.bufferWritten=false;
  }

  @Override
  public void seal(boolean seal)
  {
    if(sealed==seal) return;
    sealed = seal;
    bufferWritten=false;
    if(seal) {
        if (null!=buffer) {
            buffer.flip();
        }
    } else if (null!=buffer) {
        buffer.position(buffer.limit());
        buffer.limit(buffer.capacity());
    }
  }


  @Override
  public void rewind() {
    if(buffer!=null) {
        buffer.rewind();
    }
  }

  @Override
  public void padding(int doneInByteSize) {
    if ( buffer==null || sealed ) return;
    while(doneInByteSize<strideB) {
        Buffers.putb(buffer, (byte)0);
        doneInByteSize++;
    }
  }

  /**
   * Generic buffer relative put method.
   *
   * This class buffer Class must match the arguments buffer class.
   * The arguments remaining elements must be a multiple of this arrays element stride.
   */
  @Override
  public void put(Buffer v) {
    if ( sealed ) return;
    /** FIXME: isn't true for interleaved arrays !
    if(0!=(v.remaining() % strideL)) {
        throw new GLException("Buffer length ("+v.remaining()+") is not a multiple of component-stride:\n\t"+this);
    } */
    growBufferIfNecessary(v.remaining());
    Buffers.put(buffer, v);
  }

  @Override
  public void putb(byte v) {
    if ( sealed ) return;
    growBufferIfNecessary(1);
    Buffers.putb(buffer, v);
  }

  @Override
  public void puts(short v) {
    if ( sealed ) return;
    growBufferIfNecessary(1);
    Buffers.puts(buffer, v);
  }

  @Override
  public void puti(int v) {
    if ( sealed ) return;
    growBufferIfNecessary(1);
    Buffers.puti(buffer, v);
  }

  @Override
  public void putx(int v) {
    puti(v);
  }

  @Override
  public void putf(float v) {
    if ( sealed ) return;
    growBufferIfNecessary(1);
    Buffers.putf(buffer, v);
  }

  @Override
  public String toString() {
    return "GLArrayDataClient["+name+
                       ", index "+index+
                       ", location "+location+
                       ", isVertexAttribute "+isVertexAttribute+
                       ", usesGLSL "+usesGLSL+
                       ", usesShaderState "+(null!=shaderState)+
                       ", dataType 0x"+Integer.toHexString(componentType)+
                       ", bufferClazz "+componentClazz+
                       ", elements "+getElementCount()+
                       ", components "+components+
                       ", stride "+strideB+"b "+strideL+"c"+
                       ", initialElementCount "+initialElementCount+
                       ", sealed "+sealed+
                       ", bufferEnabled "+bufferEnabled+
                       ", bufferWritten "+bufferWritten+
                       ", buffer "+buffer+
                       ", alive "+alive+
                       "]";
  }

  // non public matters

  protected final boolean growBufferIfNecessary(int spare) {
    if(buffer==null || buffer.remaining()<spare) {
        growBuffer(Math.max(initialElementCount, spare));
        return true;
    }
    return false;
  }

  protected final void growBuffer(int additionalElements) {
    if(!alive || sealed) {
       throw new GLException("Invalid state: "+this);
    }

    // add the stride delta
    additionalElements += (additionalElements/components)*(strideL-components);

    final int osize = (buffer!=null) ? buffer.capacity() : 0;
    final int nsize = osize + ( additionalElements * components );

    if(componentClazz==ByteBuffer.class) {
        ByteBuffer newBBuffer = Buffers.newDirectByteBuffer( nsize );
        if(buffer!=null) {
            buffer.flip();
            newBBuffer.put((ByteBuffer)buffer);
        }
        buffer = newBBuffer;
    } else if(componentClazz==ShortBuffer.class) {
        ShortBuffer newSBuffer = Buffers.newDirectShortBuffer( nsize );
        if(buffer!=null) {
            buffer.flip();
            newSBuffer.put((ShortBuffer)buffer);
        }
        buffer = newSBuffer;
    } else if(componentClazz==IntBuffer.class) {
        IntBuffer newIBuffer = Buffers.newDirectIntBuffer( nsize );
        if(buffer!=null) {
            buffer.flip();
            newIBuffer.put((IntBuffer)buffer);
        }
        buffer = newIBuffer;
    } else if(componentClazz==FloatBuffer.class) {
        FloatBuffer newFBuffer = Buffers.newDirectFloatBuffer( nsize );
        if(buffer!=null) {
            buffer.flip();
            newFBuffer.put((FloatBuffer)buffer);
        }
        buffer = newFBuffer;
    } else {
        throw new GLException("Given Buffer Class not supported: "+componentClazz+":\n\t"+this);
    }
    if(DEBUG) {
        System.err.println("*** Grow: comps: "+components+", "+(osize/components)+"/"+osize+" -> "+(nsize/components)+"/"+nsize+", "+this);
    }
  }

  protected final void checkSeal(boolean test) throws GLException {
    if(!alive) {
        throw new GLException("Invalid state: "+this);
    }
    if(sealed!=test) {
        if(test) {