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Initial commit.

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Woody Folsom
2012-03-06 11:42:35 -05:00
commit 8e83234a87
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170
src/dk/itu/mario/level/BgLevelGenerator.java Normal file
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package dk.itu.mario.level;
import java.util.Random;
import dk.itu.mario.MarioInterface.LevelInterface;
public class BgLevelGenerator {
private static Random levelSeedRandom = new Random();
public static Level createLevel(int width, int height, boolean distant,
int type) {
BgLevelGenerator levelGenerator = new BgLevelGenerator(width, height,
distant, type);
return levelGenerator.createLevel(levelSeedRandom.nextLong());
}
private int width;
private int height;
private boolean distant;
private int type;
private BgLevelGenerator(int width, int height, boolean distant, int type) {
this.width = width;
this.height = height;
this.distant = distant;
this.type = type;
}
private Level createLevel(long seed) {
Level level = new Level(width, height);
Random random = new Random(seed);
switch (type) {
case LevelInterface.TYPE_OVERGROUND: {
int range = distant ? 4 : 6;
int offs = distant ? 2 : 1;
int oh = random.nextInt(range) + offs;
int h = random.nextInt(range) + offs;
for (int x = 0; x < width; x++) {
oh = h;
while (oh == h) {
h = random.nextInt(range) + offs;
}
for (int y = 0; y < height; y++) {
int h0 = (oh < h) ? oh : h;
int h1 = (oh < h) ? h : oh;
if (y < h0) {
if (distant) {
int s = 2;
if (y < 2)
s = y;
level.setBlock(x, y, (byte) (4 + s * 8));
} else {
level.setBlock(x, y, (byte) 5);
}
} else if (y == h0) {
int s = h0 == h ? 0 : 1;
s += distant ? 2 : 0;
level.setBlock(x, y, (byte) s);
} else if (y == h1) {
int s = h0 == h ? 0 : 1;
s += distant ? 2 : 0;
level.setBlock(x, y, (byte) (s + 16));
} else {
int s = y > h1 ? 1 : 0;
if (h0 == oh)
s = 1 - s;
s += distant ? 2 : 0;
level.setBlock(x, y, (byte) (s + 8));
}
}
}
break;
}
case LevelInterface.TYPE_UNDERGROUND: {
if (distant) {
int tt = 0;
for (int x = 0; x < width; x++) {
if (random.nextDouble() < 0.75)
tt = 1 - tt;
for (int y = 0; y < height; y++) {
int t = tt;
int yy = y - 2;
if (yy < 0 || yy > 4) {
yy = 2;
t = 0;
}
level.setBlock(x, y, (byte) (4 + t + (3 + yy) * 8));
}
}
} else {
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
int t = x % 2;
int yy = y - 1;
if (yy < 0 || yy > 7) {
yy = 7;
t = 0;
}
if (t == 0 && yy > 1 && yy < 5) {
t = -1;
yy = 0;
}
level.setBlock(x, y, (byte) (6 + t + (yy) * 8));
}
}
}
break;
}
case LevelInterface.TYPE_CASTLE: {
if (distant) {
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
int t = x % 2;
int yy = y - 1;
if (yy > 2 && yy < 5) {
yy = 2;
} else if (yy >= 5) {
yy -= 2;
}
if (yy < 0) {
t = 0;
yy = 5;
} else if (yy > 4) {
t = 1;
yy = 5;
} else if (t < 1 && yy == 3) {
t = 0;
yy = 3;
} else if (t < 1 && yy > 0 && yy < 3) {
t = 0;
yy = 2;
}
level.setBlock(x, y, (byte) (1 + t + (yy + 4) * 8));
}
}
} else {
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
int t = x % 3;
int yy = y - 1;
if (yy > 2 && yy < 5) {
yy = 2;
} else if (yy >= 5) {
yy -= 2;
}
if (yy < 0) {
t = 1;
yy = 5;
} else if (yy > 4) {
t = 2;
yy = 5;
} else if (t < 2 && yy == 4) {
t = 2;
yy = 4;
} else if (t < 2 && yy > 0 && yy < 4) {
t = 4;
yy = -3;
}
level.setBlock(x, y, (byte) (1 + t + (yy + 3) * 8));
}
}
}
break;
}
}
return level;
}
}