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artloglaby/java/org/artisanlogiciel/games/stl/Wall3dStream.java
philippe lhardy 046a7767a8 Settings for stl export
- set cells size and wall thickness
- set reverse for path :
  when reverse is set then resolved path is higher ground
  else (default) it is lower ground.
2020-10-13 16:49:00 +02:00

94 lines
2.9 KiB
Java

package org.artisanlogiciel.games.stl;
import org.artisanlogiciel.games.Brick;
import org.artisanlogiciel.games.LabyModel;
import java.io.IOException;
import java.io.OutputStream;
public class Wall3dStream
{
String name;
LabyModel provider;
OutputStream stream;
Maze3dParams params;
/**
*
* @param name
* @param provider
* @param stream
* @param params
*/
public Wall3dStream(String name, LabyModel provider, OutputStream stream, Maze3dParams params)
{
this.name = name;
this.provider = provider;
this.stream = stream;
this.params = params;
}
private void writeWall3D(Wall3d wall3d)
throws IOException
{
stream.write(wall3d.toString().getBytes());
}
public void stream() throws IOException {
int width = provider.getWidth();
int height = provider.getHeight();
int xl = params.getXl();
int yl = params.getYl();
int zl = params.getZl();
boolean reverse = params.isReverse();
// WARNING DOWN - UP reversed ( in 2D Y is oriented to lower, in 3D it
// is to upper ).
stream.write(("solid " + name + "\n").getBytes());
for (int x = 0; x < width; x++) {
short walls = provider.getWalls(x, 0);
if ((walls & Brick.UP) != 0) {
writeWall3D(new Wall3d(params.getSouth(), x * xl, 0, 0));
}
if ((walls & Brick.LEFT) != 0) {
writeWall3D(new Wall3d(params.getWest(), x * xl, 0, 0));
}
}
for (int y = 0; y < height; y++) {
short walls = provider.getWalls(0, y);
if ((walls & Brick.LEFT) != 0) {
writeWall3D(new Wall3d(params.getWest(), 0, y * yl, 0));
}
for (int x = 0; x < width; x++) {
// south and east
walls = provider.getWalls(x, y);
if ((walls & Brick.DOWN) != 0) {
writeWall3D(new Wall3d(params.getNorth(), x * xl, y * yl, 0));
}
if ((walls & Brick.RIGHT) != 0) {
writeWall3D(new Wall3d(params.getEast(), x * xl, y * yl, 0));
}
short path = provider.getPath(x, y);
// where resolved path is leaked to stl model.
Wall3d ground = reverse ? params.getLowGround() : params.getHighGround();
if ((path & LabyModel.SOLVED) == LabyModel.SOLVED)
// if ( (walls & ( Brick.GOAL | Brick.ENTRY ) ) == 0 )
{
// if ( ( (x+y) % 2) == 0 )
ground = reverse ? params.getHighGround() : params.getLowGround();
}
writeWall3D(new Wall3d(ground, x * xl, y * yl, 0));
}
}
stream.write("endsolid wall\n\n".getBytes());
stream.flush();
}
}