46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
#ifndef PIXELDEFENSE_SYSTEMS_H
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#define PIXELDEFENSE_SYSTEMS_H
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#include <flecs.h>
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#include "../components.h"
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void renderEntities(ecs_iter_t *it);
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void updateAnimations(ecs_iter_t *it);
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#include "../game_state.h"
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#include <math.h>
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#include <raymath.h>
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static void updatePos(ecs_iter_t *it) {
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Position *pos = ecs_field(it, Position, 1);
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TextureRegion *t = ecs_field(it, TextureRegion, 2);
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Vector2 target = GAME->targetPos;
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if (target.x == 0 && target.y == 0) return;
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for (i32 i = 0; i < it->count; i++) {
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target = Vector2Subtract(target, pos[i]);
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float dX = 0, dY = 0;
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if (target.x > 0) dX = 1;
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else if (target.x < 0) dX = -1;
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if (target.y > 0) dY = 1;
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else if (target.y < 0) dY = -1;
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dX *= 20;
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dY *= 20;
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if (Vector2Length(target) < 1) continue;
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pos[i].x += dX * it->delta_time;
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pos[i].y += dY * it->delta_time;
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f32 ddx = GAME->targetPos.x - pos[i].x;
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if (ddx < 0) ddx *= -1.0f;
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if (ddx > 5)
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t[i].flipX = dX < 0;
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}
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}
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#endif //PIXELDEFENSE_SYSTEMS_H
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