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minor changes (format + move class in stl package )

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philippe lhardy
2016-03-28 14:39:07 +02:00
parent 9333018aff
commit 8ac4b7693c
33 changed files with 2413304 additions and 1073 deletions
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225
java/org/artisanlogiciel/games/stl/Wall3d.java Normal file
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package org.artisanlogiciel.games.stl;
import java.util.Scanner;
import org.artisanlogiciel.games.Brick;
import org.artisanlogiciel.games.WallsProvider;
import java.io.OutputStream;
import java.io.IOException;
/**
* Wall3d to create walls in 3d for stl conversion South, West North East...
**/
public class Wall3d
{
// 4 triangles in 2 dim space reused 3 times
final static int BASE[][][] = { { { 0, 0 }, { 1, 0 }, { 0, 1 } }, { { 1, 0 }, { 1, 1 }, { 0, 1 } },
{ { 0, 0 }, { 1, 0 }, { 1, 1 } }, { { 0, 0 }, { 1, 1 }, { 0, 1 } } };
final static short X = 1;
final static short Y = 2;
final static short Z = 4;
// final static short AXIS[][]= {{X,Y},{-Z,Y},{X,Y},{Z,Y},{X,-Z},{X,-Z}};
final static short AXIS[][] = { { X, Y, 0 }, { Z, Y, 0 }, { X, Y, 1 }, { Z, Y, 1 }, { X, Z, 0 }, { X, Z, 1 } };
public final static Wall3d South = new Wall3d(10, 1, 10, 0, 0, 0);
public final static Wall3d West = new Wall3d(1, 10, 10, 0, 0, 0);
public final static Wall3d North = new Wall3d(10, 1, 10, 0, 10, 0);
public final static Wall3d East = new Wall3d(1, 10, 10, 10, 0, 0);
int triangle[][][] = null;
public Wall3d(int t[][][])
{
triangle = t;
}
public Wall3d(Wall3d origin, int dx, int dy, int dz)
{
triangle = origin.translate(dx, dy, dz);
}
Wall3d(int xl, int yl, int zl, int dx, int dy, int dz)
{
int f = 0;
triangle = new int[12][3][3];
int[] factor = { xl, yl, zl };
int[] translate = { dx, dy, dz };
for (int i = 0; i < 12; i++)
{
// point in a triangle
for (int p = 0; p < 3; p++)
{
short uaxis = 0;
for (int axis = 0; axis < 2; axis++)
{
short caxis = AXIS[i / 2][axis];
if (caxis > 0)
{
f = 1;
}
else if (caxis < 0)
{
f = -1;
caxis = (short) -caxis;
}
uaxis |= caxis;
if (caxis == X)
{
caxis = 0;
}
else if (caxis == Y)
{
caxis = 1;
}
else
{
caxis = 2;
}
// if ( f == 0 )
// {
// System.out.println("ERROR");
// }
// System.out.println("i " + i + " p " + p + " a " + caxis +
// " , " + BASE[i%4][p][axis] );
triangle[i][p][caxis] = translate[caxis] + BASE[i % 4][p][axis] * f * factor[caxis];
}
if ((uaxis & X) == 0)
{
uaxis = 0;
}
else if ((uaxis & Y) == 0)
{
uaxis = 1;
}
else
{
uaxis = 2;
}
triangle[i][p][uaxis] = translate[uaxis] + AXIS[i / 2][2] * factor[uaxis];
}
}
}
public int[][][] translate(int dx, int dy, int dz)
{
int[] translate = { dx, dy, dz };
int t[][][] = new int[12][3][3];
for (int i = 0; i < 12; i++)
{
// point in a triangle
for (int p = 0; p < 3; p++)
{
for (int axis = 0; axis < 3; axis++)
{
t[i][p][axis] = translate[axis] + triangle[i][p][axis];
}
}
}
return t;
}
public String toString()
{
String s = "";
for (int t = 0; t < 12; t++)
{
s += "facet normal 0 0 0\nouter loop\n";
for (int p = 0; p < 3; p++)
{
s += "vertex";
for (int a = 0; a < 3; a++)
{
// s+=" t "+ t + " p " + p + " a " + a + "=" +
// triangle[t][p][a];
s += " " + triangle[t][p][a];
}
s += "\n";
}
s = s + "endloop\nendfacet\n";
}
return s;
}
public static void prepare()
{
System.out.println(South.toString());
System.out.println(East.toString());
System.out.println(North.toString());
System.out.println(West.toString());
}
public static void streamWallsOut(String name, WallsProvider provider, OutputStream stream) throws IOException
{
int width = provider.getWidth();
int height = provider.getHeight();
int xl = 10;
int yl = 10;
int zl = 10;
// 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)
{
stream.write(new Wall3d(South, x * xl, 0, 0).toString().getBytes());
}
if ((walls & Brick.LEFT) != 0)
{
stream.write(new Wall3d(West, x * xl, 0, 0).toString().getBytes());
}
}
for (int y = 0; y < height; y++)
{
short walls = provider.getWalls(0, y);
if ((walls & Brick.LEFT) != 0)
{
stream.write(new Wall3d(West, 0, y * yl, 0).toString().getBytes());
}
for (int x = 0; x < width; x++)
{
// south and east
walls = provider.getWalls(x, y);
if ((walls & Brick.DOWN) != 0)
{
stream.write(new Wall3d(North, x * xl, y * yl, 0).toString().getBytes());
}
if ((walls & Brick.RIGHT) != 0)
{
stream.write(new Wall3d(East, x * xl, y * yl, 0).toString().getBytes());
}
}
}
stream.write("endsolid wall\n\n".getBytes());
}
public static void main(String args[])
{
Scanner console = new Scanner(System.in);
int xl = console.nextInt();
int yl = console.nextInt();
int zl = console.nextInt();
int dx = console.nextInt();
int dy = console.nextInt();
int dz = console.nextInt();
String s = "solid wall\n";
Wall3d instance = new Wall3d(xl, yl, zl, dx, dy, dz);
prepare();
s += "endsolid wall\n\n";
System.out.println(s);
}
}