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Fix building example6 with C89 compilers

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This commit is contained in:
Cameron Cawley 2021-07-20 15:42:37 +01:00
parent c0aad72d46
commit 46347635c8
1 changed files with 6 additions and 5 deletions
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11
examples/example6.c
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@ -25,6 +25,7 @@ typedef struct
static void hsv_to_rgb(int hue, int min, int max, rgb_t *p)
{
double h, c, X;
const int invert = 0;
const int saturation = 1;
const int color_rotate = 0;
@ -35,9 +36,9 @@ static void hsv_to_rgb(int hue, int min, int max, rgb_t *p)
p->r = p->g = p->b = 255 * (max - hue) / (max - min);
return;
}
double h = fmod(color_rotate + 1e-4 + 4.0 * (hue - min) / (max - min), 6);
double c = 255.0f * saturation;
double X = c * (1 - fabs(fmod(h, 2) - 1));
h = fmod(color_rotate + 1e-4 + 4.0 * (hue - min) / (max - min), 6);
c = 255.0f * saturation;
X = c * (1 - fabs(fmod(h, 2) - 1));
p->r = p->g = p->b = 0;
@ -53,8 +54,6 @@ static void hsv_to_rgb(int hue, int min, int max, rgb_t *p)
int main(int argc, char *argv[])
{
(void)argc, (void)argv;
// Image resolution
const int iXmax = 4096;
const int iYmax = 4096;
@ -89,6 +88,8 @@ int main(int argc, char *argv[])
int MinIter = 9999, MaxIter = 0;
(void)argc, (void)argv;
for(iY = 0; iY < iYmax; iY++)
{
Cy = CyMin + iY * PixelHeight;