public void drawTileNumC(int tileNum, int x, int y, Color c, Graphics g) {
BufferedImage coloredTile = tiles[tileNum];
for (int i = 0; i < this.tW; i++) {
for (int j = 0; j < this.tH; j++) {
Color originalColor = new Color(coloredTile.getRGB(i, j), true);
Color nc = new Color(c.getRed(), c.getGreen(), c.getBlue(), originalColor.getAlpha());
coloredTile.setRGB(i, j, nc.getRGB());
}
}
g.drawImage(tiles[tileNum], x, y, null);
}
/**
* Returns the red value of the image at the given coordinates.
*
* <p>The coordinates should be non-negative and less than the width (x) or height (y) of the
* image. The red value is returned as an integer in the range [0,255].
*
* @param x the horizontal coordinate of the pixel
* @param y the vertical coordinate of the pixel
* @return the red value at the given coordinates
*/
public int getRed(int x, int y) {
// works!
Color c = new Color(img.getRGB(x, y));
return c.getRed(); // (img.getRGB(x, y) & 0x00ff0000) >> 16;
}
public GroundTexture(int size, Ground grnd) {
System.out.println("Calculating Ground Texture...");
img = new BufferedImage(size, size, BufferedImage.TYPE_INT_RGB);
double r, g, b;
Random rnd = new Random();
System.out.print("Initializing...");
for (int x = 0; x < size; x++) {
for (int y = 0; y < size; y++) {
double slope = 0;
for (int nx = x - 1; nx < x + 1; nx++)
for (int ny = y - 1; ny < y + 1; ny++)
if ((nx >= 0) && (nx < size))
if ((ny >= 0) && (ny < size)) slope += Math.abs(grnd.topo[nx][ny] - grnd.topo[x][y]);
if (slope < 1) slope = 1;
g = 5d + 80d / (grnd.topo[x][y] / 2000d + 1d) + rnd.nextDouble() * 30d / (slope);
r =
g
* (1.17
+ (-.3 + (rnd.nextDouble() * .3))
/ (grnd.topo[x][y] / 200d + 1d)
/ (slope / 5 + 1));
b =
r
* (.7
+ (-.3 + (rnd.nextDouble() * .2))
/ (grnd.topo[x][y] / 200d + 1d)
/ (slope / 5 + 1));
img.setRGB(x, y, colorRGB((int) r, (int) g, (int) b));
}
}
/**/
// save("bodentextur2","png");
System.out.print(" \rRandom Growth");
for (int i = 0; i < size * size * 8; i++) {
if (i % (size * size / 2) == 0) System.out.print(".");
int x = 3 + rnd.nextInt(size - 6);
int y = 3 + rnd.nextInt(size - 6);
int nx = x - 1 + rnd.nextInt(3);
int ny = y - 1 + rnd.nextInt(3);
while ((nx < 0) || (nx >= size) || (ny < 0) || (ny >= size)) {
nx = x - 1 + rnd.nextInt(3);
ny = y - 1 + rnd.nextInt(3);
}
Color dis = getColorAt(x, y);
Color col = getColorAt(nx, ny);
if (grnd.topo[nx][ny] >= 4.5)
if (col.getGreen() / col.getRed() > dis.getGreen() / dis.getRed())
if (Math.abs(grnd.topo[x][y] - grnd.topo[nx][ny]) < .65) {
int c = colorRGB(col.getRed(), col.getGreen(), col.getBlue());
// img.setRGB(x,y, colorRGB(col.getRed(), col.getGreen(), col.getBlue()));
// img.setRGB(x-1+rnd.nextInt(3),y-1+rnd.nextInt(3), colorRGB(col.getRed(),
// col.getGreen(), col.getBlue()));
for (nx = x - 1 - rnd.nextInt(3); nx < 1 + x + rnd.nextInt(3); nx++)
for (ny = y - 1 - rnd.nextInt(3); ny < y + 1 + rnd.nextInt(3); ny++) {
img.setRGB(nx, ny, c);
grnd.topo[nx][ny] += 1.8;
}
}
}
System.out.print(" \rAntialiasing...");
/* for (int x = 0; x < size; x++){
for (int y = 0; y < size; y++){
double sumr = 0;
double sumg = 0;
double sumb = 0;
double div = 0;
for (int nx=x-1;nx<x+1;nx++)
for (int ny=y-1;ny<y+1;ny++)
if ((nx>=0) && (nx < size)) if ((ny>=0) && (ny < size)) {
Color col = getColorAt(nx,ny);
sumr+=col.getRed();
sumg+=col.getGreen();
sumb+=col.getBlue();
div++;
}
r=sumr/div;
g=sumg/div;
b=sumb/div;
img.setRGB(x,y, colorRGB((int)r, (int)g, (int)b) );
}
}*/
System.out.print(" \r");
// save("bodentextur3","png");
save("bodentextur", "png");
}