mirror of
https://github.com/nothings/stb
synced 2024-12-15 20:32:33 +03:00
a0b521fcf2
compiling all test cases and compilers in test.sbm
Compilers:
32-bit:
VS2015
VS2013
VS2008
VC6 (1998)
clang-cl 9.0.1
64-bit
VS2015
clang-cl 9.0.1
61 lines
1.8 KiB
C
61 lines
1.8 KiB
C
#ifdef __clang__
|
|
#define STBIWDEF static inline
|
|
#endif
|
|
#define STB_IMAGE_WRITE_STATIC
|
|
#define STB_IMAGE_WRITE_IMPLEMENTATION
|
|
#include "stb_image_write.h"
|
|
|
|
// using an 'F' since it has no rotational symmetries, and 6x5
|
|
// because it's a small, atypical size likely to trigger edge cases.
|
|
//
|
|
// conveniently, it's also small enough to fully fit inside a typical
|
|
// directory listing thumbnail, which simplifies checking at a glance.
|
|
static const char img6x5_template[] =
|
|
".****."
|
|
".*...."
|
|
".***.."
|
|
".*...."
|
|
".*....";
|
|
|
|
void image_write_test(void)
|
|
{
|
|
// make a RGB version of the template image
|
|
// use red on blue to detect R<->B swaps
|
|
unsigned char img6x5_rgb[6*5*3];
|
|
float img6x5_rgbf[6*5*3];
|
|
int i;
|
|
|
|
for (i = 0; i < 6*5; i++) {
|
|
int on = img6x5_template[i] == '*';
|
|
img6x5_rgb[i*3 + 0] = on ? 255 : 0;
|
|
img6x5_rgb[i*3 + 1] = 0;
|
|
img6x5_rgb[i*3 + 2] = on ? 0 : 255;
|
|
|
|
img6x5_rgbf[i*3 + 0] = on ? 1.0f : 0.0f;
|
|
img6x5_rgbf[i*3 + 1] = 0.0f;
|
|
img6x5_rgbf[i*3 + 2] = on ? 0.0f : 1.0f;
|
|
}
|
|
|
|
stbi_write_png("output/wr6x5_regular.png", 6, 5, 3, img6x5_rgb, 6*3);
|
|
stbi_write_bmp("output/wr6x5_regular.bmp", 6, 5, 3, img6x5_rgb);
|
|
stbi_write_tga("output/wr6x5_regular.tga", 6, 5, 3, img6x5_rgb);
|
|
stbi_write_jpg("output/wr6x5_regular.jpg", 6, 5, 3, img6x5_rgb, 95);
|
|
stbi_write_hdr("output/wr6x5_regular.hdr", 6, 5, 3, img6x5_rgbf);
|
|
|
|
stbi_flip_vertically_on_write(1);
|
|
|
|
stbi_write_png("output/wr6x5_flip.png", 6, 5, 3, img6x5_rgb, 6*3);
|
|
stbi_write_bmp("output/wr6x5_flip.bmp", 6, 5, 3, img6x5_rgb);
|
|
stbi_write_tga("output/wr6x5_flip.tga", 6, 5, 3, img6x5_rgb);
|
|
stbi_write_jpg("output/wr6x5_flip.jpg", 6, 5, 3, img6x5_rgb, 95);
|
|
stbi_write_hdr("output/wr6x5_flip.hdr", 6, 5, 3, img6x5_rgbf);
|
|
}
|
|
|
|
#ifdef IWT_TEST
|
|
int main(int argc, char **argv)
|
|
{
|
|
image_write_test();
|
|
return 0;
|
|
}
|
|
#endif
|