src/main/java/eu/svjatoslav/sixth/e3d/renderer/raster/ShapeCollection.java

   1 /*
   2  * Sixth 3D engine. Copyright ©2012-2018, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of version 3 of the GNU Lesser General Public License
   6  * or later as published by the Free Software Foundation.
   7  *
   8  */
   9
  10 package eu.svjatoslav.sixth.e3d.renderer.raster;
  11
  12 import eu.svjatoslav.sixth.e3d.geometry.Point3D;
  13 import eu.svjatoslav.sixth.e3d.gui.Avatar;
  14 import eu.svjatoslav.sixth.e3d.gui.RenderingContext;
  15 import eu.svjatoslav.sixth.e3d.gui.ViewPanel;
  16 import eu.svjatoslav.sixth.e3d.math.Transform;
  17 import eu.svjatoslav.sixth.e3d.math.TransformPipe;
  18 import eu.svjatoslav.sixth.e3d.renderer.raster.shapes.AbstractShape;
  19
  20 import java.util.ArrayList;
  21 import java.util.Collection;
  22 import java.util.List;
  23
  24 public class ShapeCollection {
  25
  26     private final RenderAggregator aggregator = new RenderAggregator();
  27     private final TransformPipe transformPipe = new TransformPipe();
  28     private final List<AbstractShape> shapes = new ArrayList<>();
  29
  30     public synchronized void addShape(final AbstractShape shape) {
  31         shapes.add(shape);
  32     }
  33
  34     public Collection<AbstractShape> getShapes() {
  35         return shapes;
  36     }
  37
  38     public void clear() {
  39         shapes.clear();
  40     }
  41
  42     public synchronized void paint(final ViewPanel viewPanel,
  43                                    final RenderingContext renderingContext) {
  44
  45         renderingContext.frameNumber++;
  46
  47         aggregator.reset();
  48         transformPipe.clear();
  49
  50         // translate scene according to camera current location
  51         final Avatar avatar = viewPanel.getAvatar();
  52
  53         // rotate scene according to avatar looking direction
  54         transformPipe.addTransform(new Transform(new Point3D(), avatar
  55                 .getAngleXZ(), avatar.getAngleYZ()));
  56
  57         // translate scene according to avatar location in the world
  58         final Point3D translation = new Point3D(-avatar.getLocation().x,
  59                 -avatar.getLocation().y, -avatar.getLocation().z);
  60
  61         transformPipe.addTransform(new Transform(translation, 0, 0));
  62
  63         for (final AbstractShape shape : shapes)
  64             shape.transform(transformPipe, aggregator, renderingContext);
  65
  66         aggregator.paint(renderingContext);
  67     }
  68 }