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#include "AnimationObject.h"
#include <math.h>
ARGB
AO_CheckerPattern(const Animation* anim, u32 frameIndex, ARGB pixel, i32 r, i32 c, void* priv) {
struct AO_CheckerPattern chp = *(struct AO_CheckerPattern*)priv;
r /= chp.squareSize;
c /= chp.squareSize;
if ((r + c) % 2 == 0) {
ARGB_set(&pixel, 0xFF000000);
}
else {
ARGB_set(&pixel, 0xFFFF00FF);
}
return pixel;
}
ARGB
AO_Square(const Animation* anim, u32 frameIndex, ARGB pixel, i32 r, i32 c, void* priv) {
struct AO_SquareSettings* set = (struct AO_SquareSettings*)priv;
if (0 <= r && r <= set->width && 0 <= c && c <= set->height) {
ARGB_set(&pixel, set->color);
}
return pixel;
}
ARGB
AO_Image(const Animation* anim, u32 frameIndex, ARGB pixel, i32 r, i32 c, void* priv) {
struct AO_Image img = *(struct AO_Image*)priv;
if (img.noRepeat == true &&
(c < 0 || img.img.width * img.zoom <= c ||
r < 0 || img.img.height * img.zoom <= r))
{
return pixel;
}
return *RGBImage_at(*(RGBImage*)priv, r / img.zoom, c / img.zoom);
}
ARGB
AO_Line(const Animation* anim, u32 frameIndex, ARGB pixel, i32 r, i32 c, void* priv) {
struct AO_Line l = *(struct AO_Line*)priv;
if (fabs(l.a * c + l.b * r + l.c) / sqrt(l.a * l.a + l.b * l.b) < l.width) {
ARGB_set(&pixel, l.color);
}
return pixel;
}
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