/*
* This file is part of Goko.
*
* Goko 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.
*
* Goko 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 Goko. If not, see <http://www.gnu.org/licenses/>.
*/
package org.goko.tools.viewer.jogl.service;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import javax.media.opengl.GL3;
import javax.media.opengl.fixedfunc.GLMatrixFunc;
import org.apache.commons.collections.CollectionUtils;
import org.goko.core.common.exception.GkException;
import com.jogamp.opengl.util.PMVMatrix;
public abstract class AbstractCoreJoglMultipleRenderer extends AbstractCoreJoglRenderer {
private List<AbstractCoreJoglRenderer> renderers;
/**
* Constructor
* @param shaderProgram the shader program
*/
public AbstractCoreJoglMultipleRenderer() {
super(0);
this.renderers = new CopyOnWriteArrayList<AbstractCoreJoglRenderer>();
}
/**
* Render
* @param gl the GL target
* @param cameraMatrix the camera matrix
* @throws GkException GkException
*/
@Override
public void render(GL3 gl, PMVMatrix modelViewMatrix) throws GkException {
if(!isEnabled() || shouldDestroy()){
return;
}
if(!isInitialized()){
initialize(gl);
}
if(CollectionUtils.isNotEmpty(renderers)){
PMVMatrix localMatrix = new PMVMatrix();
localMatrix.glMatrixMode(GLMatrixFunc.GL_MODELVIEW);
modelViewMatrix.glMatrixMode(GLMatrixFunc.GL_MODELVIEW);
localMatrix.glLoadMatrixf(modelViewMatrix.glGetMvMatrixf());
localMatrix.glMultMatrixf(getModelMatrix().glGetMvMatrixf());
for (AbstractCoreJoglRenderer abstractCoreJoglRenderer : renderers) {
abstractCoreJoglRenderer.render(gl, localMatrix);
}
}
}
/** (inheritDoc)
* @see org.goko.tools.viewer.jogl.service.AbstractCoreJoglRenderer#initialize(javax.media.opengl.GL3)
*/
@Override
protected void initialize(GL3 gl) throws GkException {
if(!isInitialized()){
performInitialize(gl);
if(CollectionUtils.isNotEmpty(renderers)){
for (AbstractCoreJoglRenderer abstractCoreJoglRenderer : renderers) {
abstractCoreJoglRenderer.initialize(gl);
}
}
setInitialized(true);
}
}
@Override
protected final void performRender(GL3 gl) throws GkException{
}
public void addRenderer(AbstractCoreJoglRenderer renderer){
this.renderers.add(renderer);
}
public void removeRenderer(AbstractCoreJoglRenderer renderer){
this.renderers.remove(renderer);
}
/**
* Set the id of the used
* @param shaderProgram
*/
@Override
public void setShaderProgram(int shaderProgram){
}
/** (inheritDoc)
* @see org.goko.tools.viewer.jogl.service.ICoreJoglRenderer#performDestroy(javax.media.opengl.GL3)
*/
@Override
public void performDestroy(GL3 gl) throws GkException {
if(CollectionUtils.isNotEmpty(getRenderers())){
for (AbstractCoreJoglRenderer abstractCoreJoglRenderer : renderers) {
abstractCoreJoglRenderer.performDestroy(gl);
}
}
renderers.clear();
}
/**
* @return the renderers
*/
public List<AbstractCoreJoglRenderer> getRenderers() {
return renderers;
}
@Override
public void destroy() throws GkException {
super.destroy();
if(CollectionUtils.isNotEmpty(renderers)){
for (AbstractCoreJoglRenderer abstractCoreJoglRenderer : renderers) {
abstractCoreJoglRenderer.destroy();
}
}
}
/** (inheritDoc)
* @see org.goko.tools.viewer.jogl.service.ICoreJoglRenderer#update()
*/
@Override
public void update() {
if(CollectionUtils.isNotEmpty(renderers)){
for (AbstractCoreJoglRenderer abstractCoreJoglRenderer : renderers) {
abstractCoreJoglRenderer.update();
}
}
}
}