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1 | // random rect inside outer with any size (0*0 to full width/height) |
2 | static Rect randomRect(Rect outer) {
|
3 | var w = random_incl(outer.w); |
4 | var h = random_incl(outer.h); |
5 | ret randomRect(w, h, outer); |
6 | } |
7 | |
8 | static Rect randomRect(int w, int h, Rect outer) {
|
9 | ret translateRect(outer.x, outer.y, randomRect(outer.w, outer.h, 0, w, h)); |
10 | } |
11 | |
12 | static Rect randomRect(Rect outer, int w, int h) {
|
13 | ret randomRect(w, h, outer); |
14 | } |
15 | |
16 | static Rect randomRect(int w, int h, int border default 0, int rw, int rh) {
|
17 | if (rw > w-border*2 || rh > h-border*2) null; |
18 | int ww = random(border, w-border-rw); |
19 | int hh = random(border, h-border-rh); |
20 | ret new Rect(ww, hh, rw, rh); |
21 | } |
22 | |
23 | static Rect randomRect(int w, int h) {
|
24 | // making variables to ensure functions are called in the same order every time |
25 | int rw = random(w); |
26 | int rh = random(h); |
27 | ret randomRect(w, h, 0, rw, rh); |
28 | } |
29 | |
30 | ifclass RGBImage |
31 | static Rect randomRect(RGBImage img, int rw, int rh) {
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32 | ret randomRect(img.w(), img.h(), 0, rw, rh); |
33 | } |
34 | |
35 | static Rect randomRect(RGBImage img) {
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36 | ret randomRect(img.w(), img.h()); |
37 | } |
38 | endif |
39 | |
40 | // on currentImage() |
41 | static Rect randomRect() {
|
42 | ret randomRect(currentImage().getWidth(), currentImage().getHeight()); |
43 | } |
44 | |
45 | static Rect randomRect(BufferedImage img, int rw, int rh) {
|
46 | ret randomRect(img.getWidth(), img.getHeight(), 0, rw, rh); |
47 | } |
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| Snippet ID: | #1006676 |
| Snippet name: | randomRect - randomly move rectangle around in larger rectangle |
| Eternal ID of this version: | #1006676/13 |
| Text MD5: | d7de667e4c3ffea61881304193213a2e |
| Transpilation MD5: | fd7bcc44a5e423647f3a12e33872a00a |
| Author: | stefan |
| Category: | javax / maths |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2022-01-27 14:03:29 |
| Source code size: | 1379 bytes / 47 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 626 / 435 |
| Version history: | 12 change(s) |
| Referenced in: | [show references] |