Method Refresh

src/sprite.cpp:81–122

}

BitmapRef Sprite::Refresh(Rect& rect) {
	if (zoom_x_effect == 1.0 && zoom_y_effect == 1.0 && angle_effect == 0.0 && waver_effect_depth == 0) {
		// Prevent effect sprite creation when not in the viewport
		// TODO: Out of bounds math adjustments for zoom, angle and waver
		// but even without this will catch most of the cases
		if (Rect(x - ox, y - oy, GetWidth(), GetHeight()).IsOutOfBounds(Rect(0, 0, Player::screen_width, Player::screen_height))) {
			return BitmapRef();
		}
	}

	rect.Adjust(bitmap->GetWidth(), bitmap->GetHeight());

	bool no_tone = tone_effect == Tone();
	bool no_flash = flash_effect.alpha == 0;
	bool no_flip = !flipx_effect && !flipy_effect;
	bool no_effects = no_tone && no_flash && no_flip;
	bool effects_changed = tone_effect != current_tone ||
		flash_effect != current_flash ||
		flipx_effect != current_flip_x ||
		flipy_effect != current_flip_y;
	bool effects_rect_changed = rect != bitmap_effects_src_rect;

	if (no_effects || effects_changed || effects_rect_changed || bitmap_changed) {
		bitmap_effects.reset();
	}

	if (no_effects) {
		return bitmap;
	} else if (bitmap_effects) {
		return bitmap_effects;
	} else {
		current_tone = tone_effect;
		current_flash = flash_effect;
		current_flip_x = flipx_effect;
		current_flip_y = flipy_effect;

		bitmap_effects = Cache::SpriteEffect(bitmap, rect, flipx_effect, flipy_effect, current_tone, current_flash);
		bitmap_effects_src_rect = rect;

		return bitmap_effects;
	}
}

void Sprite::SetBitmap(BitmapRef const& nbitmap) {
	bitmap = nbitmap;