Fix particle rendering

Author: LiquidityC

src/particle_engine.c

@@ -451,7 +451,7 @@ render_rect_particle(Particle *p, Camera *cam)
 
 	SDL_SetRenderDrawBlendMode(cam->renderer, p->blend_mode);
 
-	SDL_Rect box = {
+	SDL_FRect box = {
 		pos.x,
 		pos.y,
 		p->particle.rect.dim.width,
@@ -462,7 +462,7 @@ render_rect_particle(Particle *p, Camera *cam)
 			       p->color.g,
 			       p->color.b,
 			       p->color.a);
-	SDL_RenderFillRect(cam->renderer, (SDL_FRect*) &box);
+	SDL_RenderFillRect(cam->renderer, &box);
 
 	// Reset the blend mode
 	SDL_SetRenderDrawBlendMode(cam->renderer, SDL_BLENDMODE_BLEND);