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3D rendering engine. Plus modeling. Expected glsl textures 3d and 2d rendering

There is a newer version: 2024.5.10

/*
 * Copyright (c) 2022-2023. Manuel Daniel Dahmen
 *
 *
 *    Copyright 2012-2023 Manuel Daniel Dahmen
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package one.empty3.library;

import org.jcodec.api.FrameGrab;
import org.jcodec.api.JCodecException;
import org.jcodec.api.awt.AWTFrameGrab;
import org.jcodec.codecs.h264.H264Utils;
import org.jcodec.common.io.FileChannelWrapper;
import org.jcodec.common.io.NIOUtils;
import org.jcodec.common.io.SeekableByteChannel;
import org.jcodec.common.model.ColorSpace;
import org.jcodec.common.model.Picture;
import org.jcodec.common.tools.MainUtils;
import org.jcodec.containers.mp4.Brand;
import org.jcodec.containers.mp4.MP4Packet;
import org.jcodec.containers.mp4.MP4TrackType;
//import org.jcodec.containers.mp4.muxer.FramesMP4MuxerTrack;
import org.jcodec.containers.mp4.muxer.MP4Muxer;
import org.jcodec.scale.AWTUtil;
import org.jcodec.scale.ColorUtil;
import org.jcodec.scale.Transform;

import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.ArrayList;
public class DecodeJcodec extends VideoDecoder {

public DecodeJcodec(File f, TextureMov tex) {
     super(f,tex);
}
    double startSec = 0.0;
    long frameCount = MAXSIZE;
public void run() {

    int maxFrames = (int)MAXSIZE;
    FileChannelWrapper in = null;
    try {
        AWTFrameGrab fg = null;
            in = NIOUtils.readableChannel(file);
        try {
            fg = AWTFrameGrab.createAWTFrameGrab(in);
        } catch (IOException | JCodecException e) {
            e.printStackTrace();
        }
        int i=0;
        int j=-1;
        BufferedImage frame = null;
        while ( frame==null || i!=j) {
            j = i;
            if(imgBuf.size()