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Added lookup table for the colors for optimization

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Made test output a bit prettier
Made tests run function 10 times for higher accuracy
This commit is contained in:
Nikola
2026-07-14 00:15:07 +02:00
parent 1318798ac2
commit f9bd827b2c
5 changed files with 96 additions and 23 deletions
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Implementierung/tricorn.c
+12 -3
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@@ -16,6 +16,15 @@ static unsigned converge(float c_real, float c_imag, unsigned n);
*/
void tricorn(float complex start, size_t width, ssize_t height, float res, unsigned n, _Bool color, unsigned char* img){
int bytesPerColor = color ? 3 : 1;
unsigned char color_lookup_table[256][3];
if(color) {
for (int i = 0; i < 256; i++) {
color_lookup_table[i][0] = (unsigned char)((i * 3) % 255);
color_lookup_table[i][1] = (unsigned char)((i * 2) % 255);
color_lookup_table[i][2] = (unsigned char)((i * 5) % 255);
}
}
// Absolute height for iteration purposes
ssize_t actual_height = height < 0 ? (ssize_t)(-height) : height;
@@ -86,9 +95,9 @@ void tricorn(float complex start, size_t width, ssize_t height, float res, unsig
img[position] = value;
}
else {
img[position] = ((value*3) % 255);
img[position + 1] = ((value*2) % 255);
img[position + 2] = ((value*5) % 255);
img[position] = color_lookup_table[value][0];
img[position + 1] = color_lookup_table[value][1];
img[position + 2] = color_lookup_table[value][2];
}
}
c_real_vector = _mm_add_ps(c_real_vector,_mm_set1_ps(four_res));