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Add fillPoly overlap test

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Adds a test that illustrates a corner case where there is an overlap
between adjacent polygons drawn by drawPoly
This commit is contained in:
Ben Whittaker 2020-05-31 16:53:26 -04:00
parent b3403b731e
commit 0ac000d53d
1 changed files with 48 additions and 2 deletions
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50
tests/test_graphics_fillPoly.js
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@ -6,7 +6,7 @@ g.dump = _=>{
for (var y=0;y<g.getHeight();y++) {
s+="\n";
for (var x=0;x<g.getWidth();x++)
s+=".#"[b[n++]?1:0];
s+=".#XO+"[b[n++]];
}
return s;
}
@ -22,7 +22,9 @@ function SHOULD_BE(a) {
}
}
g.clear().fillPoly([ 16, 0, 31, 31, 26, 31, 16, 12, 6, 28, 0, 27 ]);
g.clear();
g.setColor(1);
g.fillPoly([ 16, 0, 31, 31, 26, 31, 16, 12, 6, 28, 0, 27 ]);
SHOULD_BE(`
...............#................
...............#................
@ -58,6 +60,7 @@ SHOULD_BE(`
................................`);
g.clear();
g.setColor(1);
g.fillPoly([16,2, 30,16, 16,30, 2,16]);
SHOULD_BE(`
................................
@ -94,6 +97,7 @@ SHOULD_BE(`
................................`);
g.clear();
g.setColor(1);
g.fillPoly([16,2, 30,12, 16,30, 2,20]);
SHOULD_BE(`
................................
@ -131,6 +135,7 @@ SHOULD_BE(`
g.clear();
g.setColor(1);
g.fillPoly([4,4, 27,4, 27,27, 4,27]);
SHOULD_BE(`
................................
@ -168,6 +173,7 @@ SHOULD_BE(`
g.clear();
g.setFont("Vector",32);
g.setColor(1);
g.drawString("X");
SHOULD_BE(`
...#####...............#####....
@ -204,6 +210,7 @@ SHOULD_BE(`
...#####...............#####....`);
g.clear();
g.setColor(1);
g.fillPoly([ 12, 0, 18, 0, 18, 15, 30, 24, 27, 30, 18, 24, 18, 36, 12, 36, 12, 24, 3, 30, 0, 24, 12, 15, 12, 0 ]);
SHOULD_BE(`
............######..............
@ -239,4 +246,43 @@ SHOULD_BE(`
............######..............
............######..............`);
g.clear();
g.setColor(1).fillPoly([1.5,1.5, 15.5,2.5, 16.5,16.5, 2.5,15.5]);
g.setColor(2).fillPoly([15.5,2.5, 29.5,3.5, 30.5,17.5, 16.5,16.5]);
g.setColor(3).fillPoly([2.5,15.5, 16.5,16.5, 17.5,30.5, 3.5,29.5]);
g.setColor(4).fillPoly([16.5,16.5, 30.5,17.5, 31.5,31.5, 17.5,30.5]);
SHOULD_BE(`
................................
.#..............................
.##############X................
.##############XXXXXXXXXXXXXX...
.##############XXXXXXXXXXXXXX...
.##############XXXXXXXXXXXXXX...
.##############XXXXXXXXXXXXXX...
.##############XXXXXXXXXXXXXX...
..#############XXXXXXXXXXXXXX...
..##############XXXXXXXXXXXXX...
..##############XXXXXXXXXXXXXX..
..##############XXXXXXXXXXXXXX..
..##############XXXXXXXXXXXXXX..
..##############XXXXXXXXXXXXXX..
..##############XXXXXXXXXXXXXX..
..O#############XXXXXXXXXXXXXX..
..OOOOOOOOOOOOOO+XXXXXXXXXXXXX..
..OOOOOOOOOOOOOO++++++++++++++..
..OOOOOOOOOOOOOO++++++++++++++..
..OOOOOOOOOOOOOO++++++++++++++..
..OOOOOOOOOOOOOO++++++++++++++..
..OOOOOOOOOOOOOO++++++++++++++..
...OOOOOOOOOOOOO++++++++++++++..
...OOOOOOOOOOOOOO+++++++++++++..
...OOOOOOOOOOOOOO++++++++++++++.
...OOOOOOOOOOOOOO++++++++++++++.
...OOOOOOOOOOOOOO++++++++++++++.
...OOOOOOOOOOOOOO++++++++++++++.
...OOOOOOOOOOOOOO++++++++++++++.
...OOOOOOOOOOOOOO++++++++++++++.
.................++++++++++++++.
................................`);
result = ok;