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Differential D8199 Diff 26515 source/blender/imbuf/intern/radiance_hdr.c

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source/blender/imbuf/intern/radiance_hdr.c

Show First 20 Lines • Show All 170 Lines • ▼ Show 20 Lines else {
float f = ldexp(1.0, rgbe[EXP] - (COLXS + 8)); float f = ldexp(1.0, rgbe[EXP] - (COLXS + 8));
fcol[RED] = f * (rgbe[RED] + 0.5f); fcol[RED] = f * (rgbe[RED] + 0.5f);
fcol[GRN] = f * (rgbe[GRN] + 0.5f); fcol[GRN] = f * (rgbe[GRN] + 0.5f);
fcol[BLU] = f * (rgbe[BLU] + 0.5f); fcol[BLU] = f * (rgbe[BLU] + 0.5f);
} }
} }
/* float color -> rgbe */ /* float color -> rgbe */
static void FLOAT2RGBE(fCOLOR fcol, RGBE rgbe) static void FLOAT2RGBE(const fCOLOR fcol, RGBE rgbe)
{ {
int e; int e;
float d = (fcol[RED] > fcol[GRN]) ? fcol[RED] : fcol[GRN]; float d = (fcol[RED] > fcol[GRN]) ? fcol[RED] : fcol[GRN];
if (fcol[BLU] > d) { if (fcol[BLU] > d) {
d = fcol[BLU]; d = fcol[BLU];
} }
if (d <= 1e-32f) { if (d <= 1e-32f) {
rgbe[RED] = rgbe[GRN] = rgbe[BLU] = rgbe[EXP] = 0; rgbe[RED] = rgbe[GRN] = rgbe[BLU] = rgbe[EXP] = 0;
▲ Show 20 Lines • Show All 115 Lines • ▼ Show 20 Lines if (imb_is_a_hdr((void *)mem)) {
// else printf("Data not found!\n"); // else printf("Data not found!\n");
} }
// else printf("Not a valid radiance HDR file!\n"); // else printf("Not a valid radiance HDR file!\n");
return NULL; return NULL;
} }
/* ImBuf write */ /* ImBuf write */
static int fwritecolrs(FILE *file, int width, int channels, unsigned char *ibufscan, float *fpscan) static int fwritecolrs(
FILE *file, int width, int channels, const unsigned char *ibufscan, const float *fpscan)
{ {
int beg, c2, cnt = 0; int beg, c2, cnt = 0;
fCOLOR fcol; fCOLOR fcol;
RGBE rgbe, *rgbe_scan; RGBE rgbe, *rgbe_scan;
if (UNLIKELY((ibufscan == NULL) && (fpscan == NULL))) { if (UNLIKELY((ibufscan == NULL) && (fpscan == NULL))) {
return 0; return 0;
} }
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