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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 javax.media.opengl;
import java.nio.*;
/**
*
* The total number of bytes hold by the referenced buffer is:
* getComponentSize()* getComponentNumber() * getElementNumber()
*
*/
public interface GLArrayData {
/**
* Returns true if this data set is intended for a GLSL vertex shader attribute,
* otherwise false, ie intended for fixed function vertex pointer
*/
public boolean isVertexAttribute();
/**
* The index of the predefined array index, see list below,
* or -1 in case of a shader attribute array.
*
* @see javax.media.opengl.GL2#GL_VERTEX_ARRAY
* @see javax.media.opengl.GL2#GL_NORMAL_ARRAY
* @see javax.media.opengl.GL2#GL_COLOR_ARRAY
* @see javax.media.opengl.GL2#GL_TEXTURE_COORD_ARRAY
*/
public int getIndex();
/**
* The name of the reflecting shader array attribute.
*/
public String getName();
/**
* Set a new name for this array.
*/
public void setName(String newName);
/**
* Returns the shader attribute location for this name,
* -1 if not yet determined
*/
public int getLocation();
/**
* Sets the determined location of the shader attribute
* This is usually done within ShaderState.
*
* @see com.jogamp.opengl.util.glsl.ShaderState#glVertexAttribPointer(GL2ES2, GLArrayData)
*/
public void setLocation(int v);
/**
* Determines wheather the data is server side (VBO),
* or a client side array (false).
*/
public boolean isVBO();
/**
* The offset, if it's an VBO, otherwise -1
*/
public long getOffset();
/**
* The VBO name, if it's an VBO, otherwise -1
*/
public int getVBOName();
/**
* The Buffer holding the data, may be null in case of VBO
*/
public Buffer getBuffer();
/**
* The number of components per element
*/
public int getComponentNumber();
/**
* The component's GL data type, ie. GL_FLOAT
*/
public int getComponentType();
/**
* The components size in bytes
*/
public int getComponentSize();
/**
* Return the number of elements.
*/
public int getElementNumber();
/**
* True, if GL shall normalize fixed point data while converting
* them into float
*/
public boolean getNormalized();
/**
* The distance to the next payload,
* allowing interleaved arrays.
*/
public int getStride();
public String toString();
public void destroy(GL gl);
}
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