mirror of https://git.sr.ht/~kikoodx/crystal-tower
77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
#include "anim.h"
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#include "camera.h"
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#include "raygint/display.h"
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#include "vec.h"
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#include <stddef.h>
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struct Anim
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anim_new(bopti_image_t *texture, int x, int y, int frame_width,
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int frame_duration, int loop)
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{
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struct Anim anim;
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anim.texture = texture;
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anim.pos = VEC(x, y);
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#ifdef GINT
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anim.frame_dim = VEC(frame_width, texture->height);
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anim.life_ini = frame_duration * texture->width * frame_width;
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#endif
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#ifdef RAYLIB
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anim.frame_dim = VEC(frame_width, frame_width);
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anim.life_ini = frame_duration * anim.frame_dim.x * 8;
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#endif
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anim.frame_duration = frame_duration;
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anim.frame = 0;
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anim.life = anim.life_ini;
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anim.loop = loop;
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anim.callback = NULL;
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return anim;
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}
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void
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anim_update(struct Anim *a)
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{
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if (!a->life)
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return;
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a->life--;
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if (a->life % a->frame_duration == 0)
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a->frame++;
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if (!a->life && a->callback != NULL)
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a->callback(a);
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/* loop */
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if (!a->life && a->loop) {
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a->frame = 0;
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a->life = a->life_ini;
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}
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}
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#ifdef GINT
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void
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anim_draw(struct Anim *a)
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{
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if (a->life) {
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const struct Vec off = camera_offset();
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const int x = a->pos.x + off.x;
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const int y = a->pos.y + off.y;
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const int rx = a->frame * a->frame_dim.x;
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const int ry = 0;
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dsubimage(x, y, a->texture, rx, ry, a->frame_dim.x,
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a->frame_dim.y, DIMAGE_NONE);
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}
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}
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#endif
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#ifdef RAYLIB
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void
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anim_draw(struct Anim *a)
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{
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if (a->life) {
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const struct Vec off = camera_offset();
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const int x1 = a->pos.x + off.x;
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const int y1 = a->pos.y + off.y;
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const int x2 = x1 + a->frame_dim.x - 1;
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const int y2 = y1 + a->frame_dim.y - 1;
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drect(x1, y1, x2, y2, C_BLUE);
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}
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}
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#endif
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