mirror of https://git.sr.ht/~kikoodx/momento
42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-3.0-or-later */
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/* Copyright (C) 2021 KikooDX */
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#include "particles.h"
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#include <gint/display.h>
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extern struct Particle particles[MAX_PARTICLES];
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void
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particle_create(img_t *texture, int x, int y, int frame_width,
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int frame_duration, int looping, int flip_h)
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{
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/* find unused slot */
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int i = MAX_PARTICLES;
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while (i-- > 0)
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if (!particles[i].life)
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break;
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particles[i] = particle_init(texture, x, y, frame_width, frame_duration,
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looping, flip_h);
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}
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struct Particle
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particle_init(img_t *texture, int x, int y, int frame_width, int frame_duration,
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int looping, int flip_h)
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{
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struct Particle particle;
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particle.texture = texture;
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particle.x = x;
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particle.y = y;
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particle.frame_width = frame_width;
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particle.frame_height = texture->height;
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particle.frame_duration = frame_duration;
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particle.frame = 0;
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particle.life_ini = frame_duration * texture->width / frame_width;
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particle.life = particle.life_ini;
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particle.looping = looping;
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particle.flip_h = flip_h;
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return particle;
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}
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