1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
|
/**
* Regression test for <https://github.com/libgd/libgd/issues/315>
*
* We're testing that a single-pointed gdImageAALine() is drawn as a single
* non-antialized pixel, according to (two-pointed) vertical and horizontal
* lines.
*/
#include "gd.h"
#include "gdtest.h"
int main()
{
gdImagePtr im;
int white, black;
char *path;
im = gdImageCreateTrueColor(6, 6);
white = gdImageColorAllocate(im, 255, 255, 255);
black = gdImageColorAllocate(im, 0, 0, 0);
gdImageFilledRectangle(im, 0,0, 5,5, white);
gdImageLine(im, 4,4, 4,4, black);
gdImageLine(im, 1,4, 2,4, black);
gdImageLine(im, 4,1, 4,2, black);
gdImageSetAntiAliased(im, black);
gdImageLine(im, 1,1, 1,1, gdAntiAliased);
path = gdTestFilePath2("gdimageline", "bug00315_exp.png");
gdAssertImageEqualsToFile(path, im);
gdFree(path);
gdImageDestroy(im);
return gdNumFailures();
}
|