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add STB_IMAGE_WRITE_STATIC macro

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This is the same thing than STB_IMAGE_STATIC of stb_image.h.
This commit is contained in:
Guillaume Chereau 2015-04-20 23:18:42 +08:00
parent 347e7838be
commit d1d5f4ca96
1 changed files with 14 additions and 8 deletions
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22
stb_image_write.h
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@ -84,10 +84,16 @@ CREDITS:
extern "C" {
#endif
extern int stbi_write_png(char const *filename, int w, int h, int comp, const void *data, int stride_in_bytes);
extern int stbi_write_bmp(char const *filename, int w, int h, int comp, const void *data);
extern int stbi_write_tga(char const *filename, int w, int h, int comp, const void *data);
extern int stbi_write_hdr(char const *filename, int w, int h, int comp, const float *data);
#ifdef STB_IMAGE_WRITE_STATIC
#define STBIWDEF static
#else
#define STBIWDEF extern
#endif
STBIWDEF int stbi_write_png(char const *filename, int w, int h, int comp, const void *data, int stride_in_bytes);
STBIWDEF int stbi_write_bmp(char const *filename, int w, int h, int comp, const void *data);
STBIWDEF int stbi_write_tga(char const *filename, int w, int h, int comp, const void *data);
STBIWDEF int stbi_write_hdr(char const *filename, int w, int h, int comp, const float *data);
#ifdef __cplusplus
}
@ -219,7 +225,7 @@ static int outfile(char const *filename, int rgb_dir, int vdir, int x, int y, in
return f != NULL;
}
int stbi_write_bmp(char const *filename, int x, int y, int comp, const void *data)
STBIWDEF int stbi_write_bmp(char const *filename, int x, int y, int comp, const void *data)
{
int pad = (-x*3) & 3;
return outfile(filename,-1,-1,x,y,comp,1,(void *) data,0,pad,
@ -228,7 +234,7 @@ int stbi_write_bmp(char const *filename, int x, int y, int comp, const void *dat
40, x,y, 1,24, 0,0,0,0,0,0); // bitmap header
}
int stbi_write_tga(char const *filename, int x, int y, int comp, const void *data)
STBIWDEF int stbi_write_tga(char const *filename, int x, int y, int comp, const void *data)
{
int has_alpha = (comp == 2 || comp == 4);
int colorbytes = has_alpha ? comp-1 : comp;
@ -364,7 +370,7 @@ void stbiw__write_hdr_scanline(FILE *f, int width, int comp, unsigned char *scra
}
}
int stbi_write_hdr(char const *filename, int x, int y, int comp, const float *data)
STBIWDEF int stbi_write_hdr(char const *filename, int x, int y, int comp, const float *data)
{
int i;
FILE *f;
@ -693,7 +699,7 @@ unsigned char *stbi_write_png_to_mem(unsigned char *pixels, int stride_bytes, in
return out;
}
int stbi_write_png(char const *filename, int x, int y, int comp, const void *data, int stride_bytes)
STBIWDEF int stbi_write_png(char const *filename, int x, int y, int comp, const void *data, int stride_bytes)
{
FILE *f;
int len;