Method getAnimationEntry

tools/extractors/extract_unit_animation_packs.cpp:34–133

}

sp<BattleUnitAnimationPack::AnimationEntry> InitialGameStateExtractor::getAnimationEntry(
    const std::vector<AnimationDataAD> &dataAD, const std::vector<AnimationDataUA> &dataUA,
    std::vector<AnimationDataUF> &dataUF, int index, Vec2<int> direction, int units_per_100_frames,
    int split_point, bool left_side, bool isOverlay, bool removeItem, Vec2<int> targetOffset,
    Vec2<int> beginOffset, bool inverse, int extraEndFrames, bool singleFrame,
    bool doubleFrames) const
{
	static const std::map<Vec2<int>, int> offset_dir_map = {
	    {{0, -1}, 0}, {{1, -1}, 1}, {{1, 0}, 2},  {{1, 1}, 3},
	    {{0, 1}, 4},  {{-1, 1}, 5}, {{-1, 0}, 6}, {{-1, -1}, 7},
	};

	auto e = mksp<BattleUnitAnimationPack::AnimationEntry>();

	int offset_dir = offset_dir_map.at(direction);
	int offset_ua = dataAD[index * 8 + offset_dir].offset;
	int offset_uf = dataUA[offset_ua].offset;
	int from = left_side ? 0 : split_point;
	int to = singleFrame ? from + 1 : (left_side ? split_point : dataUA[offset_ua].frame_count);

	for (int i = from; i < to; i++)
	{
		int k = inverse ? to - i - 1 : i;

		int x_offset = (to == from + 1) ? (beginOffset.x + targetOffset.x) / 2
		                                : beginOffset.x * (to - from - 1 - i) / (to - from - 1) +
		                                      targetOffset.x * (i - from) / (to - from - 1);
		int y_offset = (to == from + 1) ? (beginOffset.y + targetOffset.y) / 2
		                                : beginOffset.y * (to - from - 1 - i) / (to - from - 1) +
		                                      targetOffset.y * (i - from) / (to - from - 1);

		auto data = dataUF[offset_uf + k];

		e->frames.push_back(BattleUnitAnimationPack::AnimationEntry::Frame());
		if (doubleFrames)
		{
			e->frames.push_back(BattleUnitAnimationPack::AnimationEntry::Frame());
		}
		for (int j = 0; j < 7; j++)
		{
			int part_idx = data.draw_order[j];
			auto part_type = BattleUnitAnimationPack::AnimationEntry::Frame::UnitImagePart::Shadow;
			switch (part_idx)
			{
				case 0:
					part_type =
					    BattleUnitAnimationPack::AnimationEntry::Frame::UnitImagePart::Shadow;
					break;
				case 1:
					part_type = BattleUnitAnimationPack::AnimationEntry::Frame::UnitImagePart::Body;
					break;
				case 2:
					part_type = BattleUnitAnimationPack::AnimationEntry::Frame::UnitImagePart::Legs;
					break;
				case 3:
					part_type =
					    BattleUnitAnimationPack::AnimationEntry::Frame::UnitImagePart::Helmet;
					break;