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

   1 /*
   2  * Sixth 3D engine. Author: Svjatoslav Agejenko.
   3  * This project is released under Creative Commons Zero (CC0) license.
   4  *
   5 *
   6  */
   7
   8 package eu.svjatoslav.sixth.e3d.renderer.raster;
   9
  10 import eu.svjatoslav.sixth.e3d.geometry.Point3D;
  11 import eu.svjatoslav.sixth.e3d.gui.Avatar;
  12 import eu.svjatoslav.sixth.e3d.gui.RenderingContext;
  13 import eu.svjatoslav.sixth.e3d.gui.ViewPanel;
  14 import eu.svjatoslav.sixth.e3d.math.Transform;
  15 import eu.svjatoslav.sixth.e3d.math.TransformPipe;
  16 import eu.svjatoslav.sixth.e3d.renderer.raster.shapes.AbstractShape;
  17
  18 import java.util.ArrayList;
  19 import java.util.Collection;
  20 import java.util.List;
  21
  22 public class ShapeCollection {
  23
  24     private final RenderAggregator aggregator = new RenderAggregator();
  25     private final TransformPipe transformPipe = new TransformPipe();
  26     private final List<AbstractShape> shapes = new ArrayList<>();
  27
  28     public synchronized void addShape(final AbstractShape shape) {
  29         shapes.add(shape);
  30     }
  31
  32     public Collection<AbstractShape> getShapes() {
  33         return shapes;
  34     }
  35
  36     public void clear() {
  37         shapes.clear();
  38     }
  39
  40     public synchronized void paint(final ViewPanel viewPanel,
  41                                    final RenderingContext renderingContext) {
  42
  43         renderingContext.frameNumber++;
  44
  45         aggregator.reset();
  46         transformPipe.clear();
  47
  48         // translate scene according to camera current location
  49         final Avatar avatar = viewPanel.getAvatar();
  50
  51         // rotate scene according to avatar looking direction
  52         transformPipe.addTransform(new Transform(new Point3D(), avatar
  53                 .getAngleXZ(), avatar.getAngleYZ()));
  54
  55         // translate scene according to avatar location in the world
  56         final Point3D translation = new Point3D(-avatar.getLocation().x,
  57                 -avatar.getLocation().y, -avatar.getLocation().z);
  58
  59         transformPipe.addTransform(new Transform(translation, 0, 0));
  60
  61         for (final AbstractShape shape : shapes)
  62             shape.transform(transformPipe, aggregator, renderingContext);
  63
  64         aggregator.paint(renderingContext);
  65     }
  66 }