151 lines
5.9 KiB
C++
151 lines
5.9 KiB
C++
// M2 T1 —— .msa 解析（照 EterGrnLib/Util.cpp CGrannyMotion::LoadMotionData 的字段）。
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#include "msa.h"
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#include "textscript.h"
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#include <cstdlib>
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namespace fmt {
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static void vec3(const std::vector<std::string>* l, float* out) {
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if (!l) return;
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for (int k = 0; k < 3 && k + 1 < (int)l->size(); ++k) out[k] = float(std::atof((*l)[k + 1].c_str()));
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}
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static void loop_data(const Node& root, Msa& out) {
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if (const Node* loop = root.group("LoopData")) {
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out.has_loop_data = true;
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out.motion_loop_count = loop->inum("MotionLoopCount", -1);
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out.loop_cancel_enable = loop->inum("LoopCancelEnable", 0) != 0;
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out.loop_start_time = loop->num("LoopStartTime");
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out.loop_end_time = loop->num("LoopEndTime");
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}
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}
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// `List HitPosition { t lastXYZ XYZ t lastXYZ XYZ ... }` —— 7 个一组切成采样点。
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static void hit_positions(const Node& win, std::vector<Msa::HitSample>& out) {
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const Node* lst = win.group("HitPosition");
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if (!lst || lst->lines.empty()) return;
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const std::vector<std::string>& t = lst->lines[0];
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for (size_t i = 0; i + 7 <= t.size(); i += 7) {
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Msa::HitSample s;
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s.time = float(std::atof(t[i].c_str()));
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for (int k = 0; k < 3; ++k) s.last_pos[k] = float(std::atof(t[i + 1 + k].c_str()));
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for (int k = 0; k < 3; ++k) s.pos[k] = float(std::atof(t[i + 4 + k].c_str()));
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out.push_back(s);
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}
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}
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// 一个命中窗（NRaceData::THitData）。老式写法里 win == AttackingData 组本身。
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static Msa::HitWindow hit_window(const Node& win) {
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Msa::HitWindow w;
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w.start_time = win.num("AttackingStartTime");
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w.end_time = win.num("AttackingEndTime");
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w.bone_name = win.str("AttackingBone");
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w.weapon_length = win.num("WeaponLength");
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hit_positions(win, w.samples);
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return w;
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}
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// Group ComboInputData / Group AttackingData —— 照 EterGrnLib CGrannyMotion::LoadMotionData
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// 与 GameLib NRaceData::LoadMotionAttackData 的字段名读取；缺组时保持默认值。
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static void combat_data(const Node& root, Msa& out) {
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if (const Node* c = root.group("ComboInputData")) {
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out.has_combo_input = true;
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out.combo_pre_input_time = c->num("PreInputTime");
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out.combo_direct_input_time = c->num("DirectInputTime");
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out.combo_input_limit_time = c->num("InputLimitTime");
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out.combo_link_time = c->num("LinkTime");
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}
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if (const Node* a = root.group("AttackingData")) {
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out.has_attacking_data = true;
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out.attacking_type = a->inum("AttackType", a->inum("AttackingType", 0));
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out.motion_type = a->inum("MotionType", out.attacking_type);
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out.hitting_type = a->inum("HittingType", 0);
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out.stiffen_time = a->num("StiffenTime");
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out.invisible_time = a->num("InvisibleTime");
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out.external_force = a->num("ExternalForce");
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out.hit_limit_count = a->inum("HitLimitCount", 0);
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// 新式：HitDataCount N + Group HitData00..0N；老式：无 HitDataCount，组本身即窗。
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bool has_children = false;
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for (const Node& g : a->groups) {
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const std::string& n = g.name;
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if (n.size() >= 7 && (n.compare(0, 7, "HitData") == 0 || n.compare(0, 7, "hitdata") == 0)) {
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out.hit_windows.push_back(hit_window(g));
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has_children = true;
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}
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}
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if (!has_children)
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out.hit_windows.push_back(hit_window(*a));
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if (!out.hit_windows.empty()) {
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out.attack_start_time = out.hit_windows.front().start_time;
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out.attack_end_time = out.hit_windows.front().end_time;
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}
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}
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}
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bool parse_msa(const std::string& text, Msa& out, std::string* err) {
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Node root;
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if (!parse_textscript(text, root, err)) return false;
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out = Msa{};
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out.motion_gr2 = root.str("MotionFileName");
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out.duration = root.num("MotionDuration");
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vec3(root.find("Accumulation"), out.accumulation);
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loop_data(root, out);
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combat_data(root, out);
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if (const Node* med = root.group("MotionEventData")) {
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int count = med->inum("MotionEventDataCount", int(med->groups.size()));
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(void)count;
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for (const Node& ev : med->groups) {
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MotionEvent e;
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e.type = ev.inum("MotionEventType");
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e.start_time = ev.num("StartingTime");
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e.effect_file = ev.str("EffectFileName");
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e.sound_file = ev.str("SoundFileName");
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e.attaching_bone = ev.str("AttachingBoneName");
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e.attaching = ev.inum("AttachingEnable") != 0;
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e.following = ev.inum("FollowingEnable") != 0;
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e.independent = ev.inum("IndependentFlag") != 0;
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e.fishing_effect = ev.inum("FishingEffectFlag") != 0;
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vec3(ev.find("EffectPosition"), e.position);
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out.events.push_back(std::move(e));
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}
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}
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if (out.motion_gr2.empty()) { if (err) *err = "msa: 缺 MotionFileName"; return false; }
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return true;
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}
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bool parse_msa_file(const std::string& path, Msa& out, std::string* err) {
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Node root;
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if (!parse_textscript_file(path, root, err)) return false;
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// 复用上面逻辑：重解析文本更简单，这里直接从 root 走一遍
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out = Msa{};
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out.motion_gr2 = root.str("MotionFileName");
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out.duration = root.num("MotionDuration");
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vec3(root.find("Accumulation"), out.accumulation);
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loop_data(root, out);
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combat_data(root, out);
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if (const Node* med = root.group("MotionEventData"))
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for (const Node& ev : med->groups) {
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MotionEvent e;
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e.type = ev.inum("MotionEventType");
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e.start_time = ev.num("StartingTime");
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e.effect_file = ev.str("EffectFileName");
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e.sound_file = ev.str("SoundFileName");
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e.attaching_bone = ev.str("AttachingBoneName");
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e.attaching = ev.inum("AttachingEnable") != 0;
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e.following = ev.inum("FollowingEnable") != 0;
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e.independent = ev.inum("IndependentFlag") != 0;
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e.fishing_effect = ev.inum("FishingEffectFlag") != 0;
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vec3(ev.find("EffectPosition"), e.position);
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out.events.push_back(std::move(e));
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}
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if (out.motion_gr2.empty()) { if (err) *err = "msa: 缺 MotionFileName (" + path + ")"; return false; }
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return true;
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}
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} // namespace fmt
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