3 Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 #include "lua_api/l_object.h"
21 #include "lua_api/l_internal.h"
22 #include "lua_api/l_inventory.h"
23 #include "lua_api/l_item.h"
24 #include "common/c_converter.h"
25 #include "common/c_content.h"
28 #include "serverobject.h"
29 #include "content_sao.h"
32 #include "scripting_game.h"
34 struct EnumString es_HudElementType[] =
36 {HUD_ELEM_IMAGE, "image"},
37 {HUD_ELEM_TEXT, "text"},
38 {HUD_ELEM_STATBAR, "statbar"},
39 {HUD_ELEM_INVENTORY, "inventory"},
40 {HUD_ELEM_WAYPOINT, "waypoint"},
44 struct EnumString es_HudElementStat[] =
46 {HUD_STAT_POS, "position"},
47 {HUD_STAT_POS, "pos"}, /* Deprecated, only for compatibility's sake */
48 {HUD_STAT_NAME, "name"},
49 {HUD_STAT_SCALE, "scale"},
50 {HUD_STAT_TEXT, "text"},
51 {HUD_STAT_NUMBER, "number"},
52 {HUD_STAT_ITEM, "item"},
53 {HUD_STAT_DIR, "direction"},
54 {HUD_STAT_ALIGN, "alignment"},
55 {HUD_STAT_OFFSET, "offset"},
56 {HUD_STAT_WORLD_POS, "world_pos"},
60 struct EnumString es_HudBuiltinElement[] =
62 {HUD_FLAG_HOTBAR_VISIBLE, "hotbar"},
63 {HUD_FLAG_HEALTHBAR_VISIBLE, "healthbar"},
64 {HUD_FLAG_CROSSHAIR_VISIBLE, "crosshair"},
65 {HUD_FLAG_WIELDITEM_VISIBLE, "wielditem"},
66 {HUD_FLAG_BREATHBAR_VISIBLE, "breathbar"},
67 {HUD_FLAG_MINIMAP_VISIBLE, "minimap"},
76 ObjectRef* ObjectRef::checkobject(lua_State *L, int narg)
78 luaL_checktype(L, narg, LUA_TUSERDATA);
79 void *ud = luaL_checkudata(L, narg, className);
80 if (!ud) luaL_typerror(L, narg, className);
81 return *(ObjectRef**)ud; // unbox pointer
84 ServerActiveObject* ObjectRef::getobject(ObjectRef *ref)
86 ServerActiveObject *co = ref->m_object;
90 LuaEntitySAO* ObjectRef::getluaobject(ObjectRef *ref)
92 ServerActiveObject *obj = getobject(ref);
95 if (obj->getType() != ACTIVEOBJECT_TYPE_LUAENTITY)
97 return (LuaEntitySAO*)obj;
100 PlayerSAO* ObjectRef::getplayersao(ObjectRef *ref)
102 ServerActiveObject *obj = getobject(ref);
105 if (obj->getType() != ACTIVEOBJECT_TYPE_PLAYER)
107 return (PlayerSAO*)obj;
110 Player* ObjectRef::getplayer(ObjectRef *ref)
112 PlayerSAO *playersao = getplayersao(ref);
113 if (playersao == NULL)
115 return playersao->getPlayer();
118 // Exported functions
121 int ObjectRef::gc_object(lua_State *L) {
122 ObjectRef *o = *(ObjectRef **)(lua_touserdata(L, 1));
123 //infostream<<"ObjectRef::gc_object: o="<<o<<std::endl;
129 int ObjectRef::l_remove(lua_State *L)
133 ObjectRef *ref = checkobject(L, 1);
134 ServerActiveObject *co = getobject(ref);
137 if (co->getType() == ACTIVEOBJECT_TYPE_PLAYER)
140 std::set<int> child_ids = co->getAttachmentChildIds();
141 std::set<int>::iterator it;
142 for (it = child_ids.begin(); it != child_ids.end(); ++it) {
143 ServerActiveObject *child = env->getActiveObject(*it);
144 child->setAttachment(0, "", v3f(0, 0, 0), v3f(0, 0, 0));
147 verbosestream<<"ObjectRef::l_remove(): id="<<co->getId()<<std::endl;
148 co->m_removed = true;
153 // returns: {x=num, y=num, z=num}
154 int ObjectRef::l_getpos(lua_State *L)
156 NO_MAP_LOCK_REQUIRED;
157 ObjectRef *ref = checkobject(L, 1);
158 ServerActiveObject *co = getobject(ref);
159 if (co == NULL) return 0;
160 v3f pos = co->getBasePosition() / BS;
162 lua_pushnumber(L, pos.X);
163 lua_setfield(L, -2, "x");
164 lua_pushnumber(L, pos.Y);
165 lua_setfield(L, -2, "y");
166 lua_pushnumber(L, pos.Z);
167 lua_setfield(L, -2, "z");
172 int ObjectRef::l_setpos(lua_State *L)
174 NO_MAP_LOCK_REQUIRED;
175 ObjectRef *ref = checkobject(L, 1);
176 //LuaEntitySAO *co = getluaobject(ref);
177 ServerActiveObject *co = getobject(ref);
178 if (co == NULL) return 0;
180 v3f pos = checkFloatPos(L, 2);
186 // moveto(self, pos, continuous=false)
187 int ObjectRef::l_moveto(lua_State *L)
189 NO_MAP_LOCK_REQUIRED;
190 ObjectRef *ref = checkobject(L, 1);
191 //LuaEntitySAO *co = getluaobject(ref);
192 ServerActiveObject *co = getobject(ref);
193 if (co == NULL) return 0;
195 v3f pos = checkFloatPos(L, 2);
197 bool continuous = lua_toboolean(L, 3);
199 co->moveTo(pos, continuous);
203 // punch(self, puncher, time_from_last_punch, tool_capabilities, dir)
204 int ObjectRef::l_punch(lua_State *L)
206 NO_MAP_LOCK_REQUIRED;
207 ObjectRef *ref = checkobject(L, 1);
208 ObjectRef *puncher_ref = checkobject(L, 2);
209 ServerActiveObject *co = getobject(ref);
210 ServerActiveObject *puncher = getobject(puncher_ref);
211 if (co == NULL) return 0;
212 if (puncher == NULL) return 0;
214 if (lua_type(L, 5) != LUA_TTABLE)
215 dir = co->getBasePosition() - puncher->getBasePosition();
217 dir = read_v3f(L, 5);
218 float time_from_last_punch = 1000000;
219 if (lua_isnumber(L, 3))
220 time_from_last_punch = lua_tonumber(L, 3);
221 ToolCapabilities toolcap = read_tool_capabilities(L, 4);
224 s16 src_original_hp = co->getHP();
225 s16 dst_origin_hp = puncher->getHP();
228 co->punch(dir, &toolcap, puncher, time_from_last_punch);
230 // If the punched is a player, and its HP changed
231 if (src_original_hp != co->getHP() &&
232 co->getType() == ACTIVEOBJECT_TYPE_PLAYER) {
233 getServer(L)->SendPlayerHPOrDie((PlayerSAO *)co);
236 // If the puncher is a player, and its HP changed
237 if (dst_origin_hp != puncher->getHP() &&
238 puncher->getType() == ACTIVEOBJECT_TYPE_PLAYER) {
239 getServer(L)->SendPlayerHPOrDie((PlayerSAO *)puncher);
244 // right_click(self, clicker); clicker = an another ObjectRef
245 int ObjectRef::l_right_click(lua_State *L)
247 NO_MAP_LOCK_REQUIRED;
248 ObjectRef *ref = checkobject(L, 1);
249 ObjectRef *ref2 = checkobject(L, 2);
250 ServerActiveObject *co = getobject(ref);
251 ServerActiveObject *co2 = getobject(ref2);
252 if (co == NULL) return 0;
253 if (co2 == NULL) return 0;
260 // hp = number of hitpoints (2 * number of hearts)
262 int ObjectRef::l_set_hp(lua_State *L)
264 NO_MAP_LOCK_REQUIRED;
265 ObjectRef *ref = checkobject(L, 1);
266 luaL_checknumber(L, 2);
267 ServerActiveObject *co = getobject(ref);
268 if (co == NULL) return 0;
269 int hp = lua_tonumber(L, 2);
270 /*infostream<<"ObjectRef::l_set_hp(): id="<<co->getId()
271 <<" hp="<<hp<<std::endl;*/
274 if (co->getType() == ACTIVEOBJECT_TYPE_PLAYER)
275 getServer(L)->SendPlayerHPOrDie((PlayerSAO *)co);
282 // returns: number of hitpoints (2 * number of hearts)
283 // 0 if not applicable to this type of object
284 int ObjectRef::l_get_hp(lua_State *L)
286 NO_MAP_LOCK_REQUIRED;
287 ObjectRef *ref = checkobject(L, 1);
288 ServerActiveObject *co = getobject(ref);
291 lua_pushnumber(L, 1);
294 int hp = co->getHP();
295 /*infostream<<"ObjectRef::l_get_hp(): id="<<co->getId()
296 <<" hp="<<hp<<std::endl;*/
298 lua_pushnumber(L, hp);
302 // get_inventory(self)
303 int ObjectRef::l_get_inventory(lua_State *L)
305 NO_MAP_LOCK_REQUIRED;
306 ObjectRef *ref = checkobject(L, 1);
307 ServerActiveObject *co = getobject(ref);
308 if (co == NULL) return 0;
310 InventoryLocation loc = co->getInventoryLocation();
311 if (getServer(L)->getInventory(loc) != NULL)
312 InvRef::create(L, loc);
314 lua_pushnil(L); // An object may have no inventory (nil)
318 // get_wield_list(self)
319 int ObjectRef::l_get_wield_list(lua_State *L)
321 NO_MAP_LOCK_REQUIRED;
322 ObjectRef *ref = checkobject(L, 1);
323 ServerActiveObject *co = getobject(ref);
324 if (co == NULL) return 0;
326 lua_pushstring(L, co->getWieldList().c_str());
330 // get_wield_index(self)
331 int ObjectRef::l_get_wield_index(lua_State *L)
333 NO_MAP_LOCK_REQUIRED;
334 ObjectRef *ref = checkobject(L, 1);
335 ServerActiveObject *co = getobject(ref);
336 if (co == NULL) return 0;
338 lua_pushinteger(L, co->getWieldIndex() + 1);
342 // get_wielded_item(self)
343 int ObjectRef::l_get_wielded_item(lua_State *L)
345 NO_MAP_LOCK_REQUIRED;
346 ObjectRef *ref = checkobject(L, 1);
347 ServerActiveObject *co = getobject(ref);
350 LuaItemStack::create(L, ItemStack());
354 LuaItemStack::create(L, co->getWieldedItem());
358 // set_wielded_item(self, itemstack or itemstring or table or nil)
359 int ObjectRef::l_set_wielded_item(lua_State *L)
361 NO_MAP_LOCK_REQUIRED;
362 ObjectRef *ref = checkobject(L, 1);
363 ServerActiveObject *co = getobject(ref);
364 if (co == NULL) return 0;
366 ItemStack item = read_item(L, 2, getServer(L));
367 bool success = co->setWieldedItem(item);
368 if (success && co->getType() == ACTIVEOBJECT_TYPE_PLAYER) {
369 getServer(L)->SendInventory(((PlayerSAO*)co));
371 lua_pushboolean(L, success);
375 // set_armor_groups(self, groups)
376 int ObjectRef::l_set_armor_groups(lua_State *L)
378 NO_MAP_LOCK_REQUIRED;
379 ObjectRef *ref = checkobject(L, 1);
380 ServerActiveObject *co = getobject(ref);
381 if (co == NULL) return 0;
383 ItemGroupList groups;
384 read_groups(L, 2, groups);
385 co->setArmorGroups(groups);
389 // get_armor_groups(self)
390 int ObjectRef::l_get_armor_groups(lua_State *L)
392 NO_MAP_LOCK_REQUIRED;
393 ObjectRef *ref = checkobject(L, 1);
394 ServerActiveObject *co = getobject(ref);
398 ItemGroupList groups = co->getArmorGroups();
399 push_groups(L, groups);
403 // set_physics_override(self, physics_override_speed, physics_override_jump,
404 // physics_override_gravity, sneak, sneak_glitch)
405 int ObjectRef::l_set_physics_override(lua_State *L)
407 NO_MAP_LOCK_REQUIRED;
408 ObjectRef *ref = checkobject(L, 1);
409 PlayerSAO *co = (PlayerSAO *) getobject(ref);
410 if (co == NULL) return 0;
412 if (lua_istable(L, 2)) {
413 co->m_physics_override_speed = getfloatfield_default(L, 2, "speed", co->m_physics_override_speed);
414 co->m_physics_override_jump = getfloatfield_default(L, 2, "jump", co->m_physics_override_jump);
415 co->m_physics_override_gravity = getfloatfield_default(L, 2, "gravity", co->m_physics_override_gravity);
416 co->m_physics_override_sneak = getboolfield_default(L, 2, "sneak", co->m_physics_override_sneak);
417 co->m_physics_override_sneak_glitch = getboolfield_default(L, 2, "sneak_glitch", co->m_physics_override_sneak_glitch);
418 co->m_physics_override_sent = false;
420 // old, non-table format
421 if (!lua_isnil(L, 2)) {
422 co->m_physics_override_speed = lua_tonumber(L, 2);
423 co->m_physics_override_sent = false;
425 if (!lua_isnil(L, 3)) {
426 co->m_physics_override_jump = lua_tonumber(L, 3);
427 co->m_physics_override_sent = false;
429 if (!lua_isnil(L, 4)) {
430 co->m_physics_override_gravity = lua_tonumber(L, 4);
431 co->m_physics_override_sent = false;
437 // get_physics_override(self)
438 int ObjectRef::l_get_physics_override(lua_State *L)
440 NO_MAP_LOCK_REQUIRED;
441 ObjectRef *ref = checkobject(L, 1);
442 PlayerSAO *co = (PlayerSAO *)getobject(ref);
447 lua_pushnumber(L, co->m_physics_override_speed);
448 lua_setfield(L, -2, "speed");
449 lua_pushnumber(L, co->m_physics_override_jump);
450 lua_setfield(L, -2, "jump");
451 lua_pushnumber(L, co->m_physics_override_gravity);
452 lua_setfield(L, -2, "gravity");
453 lua_pushboolean(L, co->m_physics_override_sneak);
454 lua_setfield(L, -2, "sneak");
455 lua_pushboolean(L, co->m_physics_override_sneak_glitch);
456 lua_setfield(L, -2, "sneak_glitch");
460 // set_animation(self, frame_range, frame_speed, frame_blend, frame_loop)
461 int ObjectRef::l_set_animation(lua_State *L)
463 NO_MAP_LOCK_REQUIRED;
464 ObjectRef *ref = checkobject(L, 1);
465 ServerActiveObject *co = getobject(ref);
466 if (co == NULL) return 0;
468 v2f frames = v2f(1, 1);
469 if (!lua_isnil(L, 2))
470 frames = read_v2f(L, 2);
471 float frame_speed = 15;
472 if (!lua_isnil(L, 3))
473 frame_speed = lua_tonumber(L, 3);
474 float frame_blend = 0;
475 if (!lua_isnil(L, 4))
476 frame_blend = lua_tonumber(L, 4);
477 bool frame_loop = true;
478 if (lua_isboolean(L, 5))
479 frame_loop = lua_toboolean(L, 5);
480 co->setAnimation(frames, frame_speed, frame_blend, frame_loop);
484 // get_animation(self)
485 int ObjectRef::l_get_animation(lua_State *L)
487 NO_MAP_LOCK_REQUIRED;
488 ObjectRef *ref = checkobject(L, 1);
489 ServerActiveObject *co = getobject(ref);
493 v2f frames = v2f(1,1);
494 float frame_speed = 15;
495 float frame_blend = 0;
496 bool frame_loop = true;
497 co->getAnimation(&frames, &frame_speed, &frame_blend, &frame_loop);
500 lua_pushnumber(L, frame_speed);
501 lua_pushnumber(L, frame_blend);
502 lua_pushboolean(L, frame_loop);
506 // set_local_animation(self, {stand/idle}, {walk}, {dig}, {walk+dig}, frame_speed)
507 int ObjectRef::l_set_local_animation(lua_State *L)
509 NO_MAP_LOCK_REQUIRED;
510 ObjectRef *ref = checkobject(L, 1);
511 Player *player = getplayer(ref);
516 for (int i=0;i<4;i++) {
517 if (!lua_isnil(L, 2+1))
518 frames[i] = read_v2s32(L, 2+i);
520 float frame_speed = 30;
521 if (!lua_isnil(L, 6))
522 frame_speed = lua_tonumber(L, 6);
524 if (!getServer(L)->setLocalPlayerAnimations(player, frames, frame_speed))
527 lua_pushboolean(L, true);
531 // get_local_animation(self)
532 int ObjectRef::l_get_local_animation(lua_State *L)
535 ObjectRef *ref = checkobject(L, 1);
536 Player *player = getplayer(ref);
542 player->getLocalAnimations(frames, &frame_speed);
544 for (int i = 0; i < 4; i++) {
545 push_v2s32(L, frames[i]);
548 lua_pushnumber(L, frame_speed);
552 // set_eye_offset(self, v3f first pv, v3f third pv)
553 int ObjectRef::l_set_eye_offset(lua_State *L)
555 NO_MAP_LOCK_REQUIRED;
556 ObjectRef *ref = checkobject(L, 1);
557 Player *player = getplayer(ref);
561 v3f offset_first = v3f(0, 0, 0);
562 v3f offset_third = v3f(0, 0, 0);
564 if (!lua_isnil(L, 2))
565 offset_first = read_v3f(L, 2);
566 if (!lua_isnil(L, 3))
567 offset_third = read_v3f(L, 3);
569 // Prevent abuse of offset values (keep player always visible)
570 offset_third.X = rangelim(offset_third.X,-10,10);
571 offset_third.Z = rangelim(offset_third.Z,-5,5);
572 /* TODO: if possible: improve the camera colision detetion to allow Y <= -1.5) */
573 offset_third.Y = rangelim(offset_third.Y,-10,15); //1.5*BS
575 if (!getServer(L)->setPlayerEyeOffset(player, offset_first, offset_third))
578 lua_pushboolean(L, true);
582 // get_eye_offset(self)
583 int ObjectRef::l_get_eye_offset(lua_State *L)
585 NO_MAP_LOCK_REQUIRED;
586 ObjectRef *ref = checkobject(L, 1);
587 Player *player = getplayer(ref);
591 push_v3f(L, player->eye_offset_first);
592 push_v3f(L, player->eye_offset_third);
596 // set_bone_position(self, std::string bone, v3f position, v3f rotation)
597 int ObjectRef::l_set_bone_position(lua_State *L)
599 NO_MAP_LOCK_REQUIRED;
600 ObjectRef *ref = checkobject(L, 1);
601 ServerActiveObject *co = getobject(ref);
602 if (co == NULL) return 0;
604 std::string bone = "";
605 if (!lua_isnil(L, 2))
606 bone = lua_tostring(L, 2);
607 v3f position = v3f(0, 0, 0);
608 if (!lua_isnil(L, 3))
609 position = read_v3f(L, 3);
610 v3f rotation = v3f(0, 0, 0);
611 if (!lua_isnil(L, 4))
612 rotation = read_v3f(L, 4);
613 co->setBonePosition(bone, position, rotation);
617 // get_bone_position(self, bone)
618 int ObjectRef::l_get_bone_position(lua_State *L)
620 NO_MAP_LOCK_REQUIRED;
621 ObjectRef *ref = checkobject(L, 1);
622 ServerActiveObject *co = getobject(ref);
626 std::string bone = "";
627 if (!lua_isnil(L, 2))
628 bone = lua_tostring(L, 2);
630 v3f position = v3f(0, 0, 0);
631 v3f rotation = v3f(0, 0, 0);
632 co->getBonePosition(bone, &position, &rotation);
634 push_v3f(L, position);
635 push_v3f(L, rotation);
639 // set_attach(self, parent, bone, position, rotation)
640 int ObjectRef::l_set_attach(lua_State *L)
644 ObjectRef *ref = checkobject(L, 1);
645 ObjectRef *parent_ref = checkobject(L, 2);
646 ServerActiveObject *co = getobject(ref);
647 ServerActiveObject *parent = getobject(parent_ref);
654 std::string bone = "";
655 v3f position = v3f(0, 0, 0);
656 v3f rotation = v3f(0, 0, 0);
657 co->getAttachment(&parent_id, &bone, &position, &rotation);
659 ServerActiveObject *old_parent = env->getActiveObject(parent_id);
660 old_parent->removeAttachmentChild(co->getId());
664 if (!lua_isnil(L, 3))
665 bone = lua_tostring(L, 3);
666 position = v3f(0, 0, 0);
667 if (!lua_isnil(L, 4))
668 position = read_v3f(L, 4);
669 rotation = v3f(0, 0, 0);
670 if (!lua_isnil(L, 5))
671 rotation = read_v3f(L, 5);
672 co->setAttachment(parent->getId(), bone, position, rotation);
673 parent->addAttachmentChild(co->getId());
678 int ObjectRef::l_get_attach(lua_State *L)
682 ObjectRef *ref = checkobject(L, 1);
683 ServerActiveObject *co = getobject(ref);
689 std::string bone = "";
690 v3f position = v3f(0, 0, 0);
691 v3f rotation = v3f(0, 0, 0);
692 co->getAttachment(&parent_id, &bone, &position, &rotation);
695 ServerActiveObject *parent = env->getActiveObject(parent_id);
697 getScriptApiBase(L)->objectrefGetOrCreate(L, parent);
698 lua_pushlstring(L, bone.c_str(), bone.size());
699 push_v3f(L, position);
700 push_v3f(L, rotation);
705 int ObjectRef::l_set_detach(lua_State *L)
709 ObjectRef *ref = checkobject(L, 1);
710 ServerActiveObject *co = getobject(ref);
715 std::string bone = "";
718 co->getAttachment(&parent_id, &bone, &position, &rotation);
719 ServerActiveObject *parent = NULL;
721 parent = env->getActiveObject(parent_id);
724 co->setAttachment(0, "", v3f(0,0,0), v3f(0,0,0));
726 parent->removeAttachmentChild(co->getId());
730 // set_properties(self, properties)
731 int ObjectRef::l_set_properties(lua_State *L)
733 NO_MAP_LOCK_REQUIRED;
734 ObjectRef *ref = checkobject(L, 1);
735 ServerActiveObject *co = getobject(ref);
736 if (co == NULL) return 0;
737 ObjectProperties *prop = co->accessObjectProperties();
740 read_object_properties(L, 2, prop);
741 co->notifyObjectPropertiesModified();
745 // get_properties(self)
746 int ObjectRef::l_get_properties(lua_State *L)
748 NO_MAP_LOCK_REQUIRED;
749 ObjectRef *ref = checkobject(L, 1);
750 ServerActiveObject *co = getobject(ref);
753 ObjectProperties *prop = co->accessObjectProperties();
756 push_object_properties(L, prop);
761 int ObjectRef::l_is_player(lua_State *L)
763 NO_MAP_LOCK_REQUIRED;
764 ObjectRef *ref = checkobject(L, 1);
765 Player *player = getplayer(ref);
766 lua_pushboolean(L, (player != NULL));
770 // set_nametag_attributes(self, attributes)
771 int ObjectRef::l_set_nametag_attributes(lua_State *L)
773 NO_MAP_LOCK_REQUIRED;
774 ObjectRef *ref = checkobject(L, 1);
775 ServerActiveObject *co = getobject(ref);
779 ObjectProperties *prop = co->accessObjectProperties();
783 lua_getfield(L, 2, "color");
784 if (!lua_isnil(L, -1)) {
785 video::SColor color = prop->nametag_color;
786 read_color(L, -1, &color);
787 prop->nametag_color = color;
791 std::string nametag = getstringfield_default(L, 2, "text", "");
793 prop->nametag = nametag;
795 co->notifyObjectPropertiesModified();
796 lua_pushboolean(L, true);
800 // get_nametag_attributes(self)
801 int ObjectRef::l_get_nametag_attributes(lua_State *L)
803 NO_MAP_LOCK_REQUIRED;
804 ObjectRef *ref = checkobject(L, 1);
805 ServerActiveObject *co = getobject(ref);
809 ObjectProperties *prop = co->accessObjectProperties();
813 video::SColor color = prop->nametag_color;
816 push_ARGB8(L, color);
817 lua_setfield(L, -2, "color");
818 lua_pushstring(L, prop->nametag.c_str());
819 lua_setfield(L, -2, "text");
823 /* LuaEntitySAO-only */
825 // setvelocity(self, {x=num, y=num, z=num})
826 int ObjectRef::l_setvelocity(lua_State *L)
828 NO_MAP_LOCK_REQUIRED;
829 ObjectRef *ref = checkobject(L, 1);
830 LuaEntitySAO *co = getluaobject(ref);
831 if (co == NULL) return 0;
832 v3f pos = checkFloatPos(L, 2);
834 co->setVelocity(pos);
839 int ObjectRef::l_getvelocity(lua_State *L)
841 NO_MAP_LOCK_REQUIRED;
842 ObjectRef *ref = checkobject(L, 1);
843 LuaEntitySAO *co = getluaobject(ref);
844 if (co == NULL) return 0;
846 v3f v = co->getVelocity();
851 // setacceleration(self, {x=num, y=num, z=num})
852 int ObjectRef::l_setacceleration(lua_State *L)
854 NO_MAP_LOCK_REQUIRED;
855 ObjectRef *ref = checkobject(L, 1);
856 LuaEntitySAO *co = getluaobject(ref);
857 if (co == NULL) return 0;
859 v3f pos = checkFloatPos(L, 2);
861 co->setAcceleration(pos);
865 // getacceleration(self)
866 int ObjectRef::l_getacceleration(lua_State *L)
868 NO_MAP_LOCK_REQUIRED;
869 ObjectRef *ref = checkobject(L, 1);
870 LuaEntitySAO *co = getluaobject(ref);
871 if (co == NULL) return 0;
873 v3f v = co->getAcceleration();
878 // setyaw(self, radians)
879 int ObjectRef::l_setyaw(lua_State *L)
881 NO_MAP_LOCK_REQUIRED;
882 ObjectRef *ref = checkobject(L, 1);
883 LuaEntitySAO *co = getluaobject(ref);
884 if (co == NULL) return 0;
885 float yaw = luaL_checknumber(L, 2) * core::RADTODEG;
892 int ObjectRef::l_getyaw(lua_State *L)
894 NO_MAP_LOCK_REQUIRED;
895 ObjectRef *ref = checkobject(L, 1);
896 LuaEntitySAO *co = getluaobject(ref);
897 if (co == NULL) return 0;
899 float yaw = co->getYaw() * core::DEGTORAD;
900 lua_pushnumber(L, yaw);
904 // settexturemod(self, mod)
905 int ObjectRef::l_settexturemod(lua_State *L)
907 NO_MAP_LOCK_REQUIRED;
908 ObjectRef *ref = checkobject(L, 1);
909 LuaEntitySAO *co = getluaobject(ref);
910 if (co == NULL) return 0;
912 std::string mod = luaL_checkstring(L, 2);
913 co->setTextureMod(mod);
917 // setsprite(self, p={x=0,y=0}, num_frames=1, framelength=0.2,
918 // select_horiz_by_yawpitch=false)
919 int ObjectRef::l_setsprite(lua_State *L)
921 NO_MAP_LOCK_REQUIRED;
922 ObjectRef *ref = checkobject(L, 1);
923 LuaEntitySAO *co = getluaobject(ref);
924 if (co == NULL) return 0;
927 if (!lua_isnil(L, 2))
928 p = read_v2s16(L, 2);
930 if (!lua_isnil(L, 3))
931 num_frames = lua_tonumber(L, 3);
932 float framelength = 0.2;
933 if (!lua_isnil(L, 4))
934 framelength = lua_tonumber(L, 4);
935 bool select_horiz_by_yawpitch = false;
936 if (!lua_isnil(L, 5))
937 select_horiz_by_yawpitch = lua_toboolean(L, 5);
938 co->setSprite(p, num_frames, framelength, select_horiz_by_yawpitch);
943 // get_entity_name(self)
944 int ObjectRef::l_get_entity_name(lua_State *L)
946 NO_MAP_LOCK_REQUIRED;
947 ObjectRef *ref = checkobject(L, 1);
948 LuaEntitySAO *co = getluaobject(ref);
949 log_deprecated(L,"Deprecated call to \"get_entity_name");
950 if (co == NULL) return 0;
952 std::string name = co->getName();
953 lua_pushstring(L, name.c_str());
957 // get_luaentity(self)
958 int ObjectRef::l_get_luaentity(lua_State *L)
960 NO_MAP_LOCK_REQUIRED;
961 ObjectRef *ref = checkobject(L, 1);
962 LuaEntitySAO *co = getluaobject(ref);
963 if (co == NULL) return 0;
965 luaentity_get(L, co->getId());
971 // is_player_connected(self)
972 int ObjectRef::l_is_player_connected(lua_State *L)
974 NO_MAP_LOCK_REQUIRED;
975 ObjectRef *ref = checkobject(L, 1);
976 Player *player = getplayer(ref);
977 lua_pushboolean(L, (player != NULL && player->peer_id != 0));
981 // get_player_name(self)
982 int ObjectRef::l_get_player_name(lua_State *L)
984 NO_MAP_LOCK_REQUIRED;
985 ObjectRef *ref = checkobject(L, 1);
986 Player *player = getplayer(ref);
987 if (player == NULL) {
988 lua_pushlstring(L, "", 0);
992 lua_pushstring(L, player->getName());
996 // get_player_velocity(self)
997 int ObjectRef::l_get_player_velocity(lua_State *L)
999 NO_MAP_LOCK_REQUIRED;
1000 ObjectRef *ref = checkobject(L, 1);
1001 Player *player = getplayer(ref);
1002 if (player == NULL) {
1007 push_v3f(L, player->getSpeed() / BS);
1011 // get_look_dir(self)
1012 int ObjectRef::l_get_look_dir(lua_State *L)
1014 NO_MAP_LOCK_REQUIRED;
1015 ObjectRef *ref = checkobject(L, 1);
1016 Player *player = getplayer(ref);
1017 if (player == NULL) return 0;
1019 float pitch = player->getRadPitch();
1020 float yaw = player->getRadYaw();
1021 v3f v(cos(pitch)*cos(yaw), sin(pitch), cos(pitch)*sin(yaw));
1026 // get_look_pitch(self)
1027 int ObjectRef::l_get_look_pitch(lua_State *L)
1029 NO_MAP_LOCK_REQUIRED;
1030 ObjectRef *ref = checkobject(L, 1);
1031 Player *player = getplayer(ref);
1032 if (player == NULL) return 0;
1034 lua_pushnumber(L, player->getRadPitch());
1038 // get_look_yaw(self)
1039 int ObjectRef::l_get_look_yaw(lua_State *L)
1041 NO_MAP_LOCK_REQUIRED;
1042 ObjectRef *ref = checkobject(L, 1);
1043 Player *player = getplayer(ref);
1044 if (player == NULL) return 0;
1046 lua_pushnumber(L, player->getRadYaw());
1050 // set_look_pitch(self, radians)
1051 int ObjectRef::l_set_look_pitch(lua_State *L)
1053 NO_MAP_LOCK_REQUIRED;
1054 ObjectRef *ref = checkobject(L, 1);
1055 PlayerSAO* co = getplayersao(ref);
1056 if (co == NULL) return 0;
1057 float pitch = luaL_checknumber(L, 2) * core::RADTODEG;
1059 co->setPitch(pitch);
1063 // set_look_yaw(self, radians)
1064 int ObjectRef::l_set_look_yaw(lua_State *L)
1066 NO_MAP_LOCK_REQUIRED;
1067 ObjectRef *ref = checkobject(L, 1);
1068 PlayerSAO* co = getplayersao(ref);
1069 if (co == NULL) return 0;
1070 float yaw = luaL_checknumber(L, 2) * core::RADTODEG;
1076 // set_breath(self, breath)
1077 int ObjectRef::l_set_breath(lua_State *L)
1079 NO_MAP_LOCK_REQUIRED;
1080 ObjectRef *ref = checkobject(L, 1);
1081 PlayerSAO* co = getplayersao(ref);
1082 if (co == NULL) return 0;
1083 u16 breath = luaL_checknumber(L, 2);
1085 co->setBreath(breath);
1087 // If the object is a player sent the breath to client
1088 if (co->getType() == ACTIVEOBJECT_TYPE_PLAYER)
1089 getServer(L)->SendPlayerBreath(((PlayerSAO*)co)->getPeerID());
1095 int ObjectRef::l_get_breath(lua_State *L)
1097 NO_MAP_LOCK_REQUIRED;
1098 ObjectRef *ref = checkobject(L, 1);
1099 PlayerSAO* co = getplayersao(ref);
1100 if (co == NULL) return 0;
1102 u16 breath = co->getBreath();
1103 lua_pushinteger (L, breath);
1107 // set_inventory_formspec(self, formspec)
1108 int ObjectRef::l_set_inventory_formspec(lua_State *L)
1110 NO_MAP_LOCK_REQUIRED;
1111 ObjectRef *ref = checkobject(L, 1);
1112 Player *player = getplayer(ref);
1113 if (player == NULL) return 0;
1114 std::string formspec = luaL_checkstring(L, 2);
1116 player->inventory_formspec = formspec;
1117 getServer(L)->reportInventoryFormspecModified(player->getName());
1118 lua_pushboolean(L, true);
1122 // get_inventory_formspec(self) -> formspec
1123 int ObjectRef::l_get_inventory_formspec(lua_State *L)
1125 NO_MAP_LOCK_REQUIRED;
1126 ObjectRef *ref = checkobject(L, 1);
1127 Player *player = getplayer(ref);
1128 if (player == NULL) return 0;
1130 std::string formspec = player->inventory_formspec;
1131 lua_pushlstring(L, formspec.c_str(), formspec.size());
1135 // get_player_control(self)
1136 int ObjectRef::l_get_player_control(lua_State *L)
1138 NO_MAP_LOCK_REQUIRED;
1139 ObjectRef *ref = checkobject(L, 1);
1140 Player *player = getplayer(ref);
1141 if (player == NULL) {
1142 lua_pushlstring(L, "", 0);
1146 PlayerControl control = player->getPlayerControl();
1148 lua_pushboolean(L, control.up);
1149 lua_setfield(L, -2, "up");
1150 lua_pushboolean(L, control.down);
1151 lua_setfield(L, -2, "down");
1152 lua_pushboolean(L, control.left);
1153 lua_setfield(L, -2, "left");
1154 lua_pushboolean(L, control.right);
1155 lua_setfield(L, -2, "right");
1156 lua_pushboolean(L, control.jump);
1157 lua_setfield(L, -2, "jump");
1158 lua_pushboolean(L, control.aux1);
1159 lua_setfield(L, -2, "aux1");
1160 lua_pushboolean(L, control.sneak);
1161 lua_setfield(L, -2, "sneak");
1162 lua_pushboolean(L, control.LMB);
1163 lua_setfield(L, -2, "LMB");
1164 lua_pushboolean(L, control.RMB);
1165 lua_setfield(L, -2, "RMB");
1169 // get_player_control_bits(self)
1170 int ObjectRef::l_get_player_control_bits(lua_State *L)
1172 NO_MAP_LOCK_REQUIRED;
1173 ObjectRef *ref = checkobject(L, 1);
1174 Player *player = getplayer(ref);
1175 if (player == NULL) {
1176 lua_pushlstring(L, "", 0);
1180 lua_pushnumber(L, player->keyPressed);
1184 // hud_add(self, form)
1185 int ObjectRef::l_hud_add(lua_State *L)
1187 NO_MAP_LOCK_REQUIRED;
1188 ObjectRef *ref = checkobject(L, 1);
1189 Player *player = getplayer(ref);
1193 HudElement *elem = new HudElement;
1195 elem->type = (HudElementType)getenumfield(L, 2, "hud_elem_type",
1196 es_HudElementType, HUD_ELEM_TEXT);
1198 lua_getfield(L, 2, "position");
1199 elem->pos = lua_istable(L, -1) ? read_v2f(L, -1) : v2f();
1202 lua_getfield(L, 2, "scale");
1203 elem->scale = lua_istable(L, -1) ? read_v2f(L, -1) : v2f();
1206 lua_getfield(L, 2, "size");
1207 elem->size = lua_istable(L, -1) ? read_v2s32(L, -1) : v2s32();
1210 elem->name = getstringfield_default(L, 2, "name", "");
1211 elem->text = getstringfield_default(L, 2, "text", "");
1212 elem->number = getintfield_default(L, 2, "number", 0);
1213 elem->item = getintfield_default(L, 2, "item", 0);
1214 elem->dir = getintfield_default(L, 2, "direction", 0);
1216 // Deprecated, only for compatibility's sake
1218 elem->dir = getintfield_default(L, 2, "dir", 0);
1220 lua_getfield(L, 2, "alignment");
1221 elem->align = lua_istable(L, -1) ? read_v2f(L, -1) : v2f();
1224 lua_getfield(L, 2, "offset");
1225 elem->offset = lua_istable(L, -1) ? read_v2f(L, -1) : v2f();
1228 lua_getfield(L, 2, "world_pos");
1229 elem->world_pos = lua_istable(L, -1) ? read_v3f(L, -1) : v3f();
1232 /* check for known deprecated element usage */
1233 if ((elem->type == HUD_ELEM_STATBAR) && (elem->size == v2s32())) {
1234 log_deprecated(L,"Deprecated usage of statbar without size!");
1237 u32 id = getServer(L)->hudAdd(player, elem);
1238 if (id == U32_MAX) {
1243 lua_pushnumber(L, id);
1247 // hud_remove(self, id)
1248 int ObjectRef::l_hud_remove(lua_State *L)
1250 NO_MAP_LOCK_REQUIRED;
1251 ObjectRef *ref = checkobject(L, 1);
1252 Player *player = getplayer(ref);
1257 if (!lua_isnil(L, 2))
1258 id = lua_tonumber(L, 2);
1260 if (!getServer(L)->hudRemove(player, id))
1263 lua_pushboolean(L, true);
1267 // hud_change(self, id, stat, data)
1268 int ObjectRef::l_hud_change(lua_State *L)
1270 NO_MAP_LOCK_REQUIRED;
1271 ObjectRef *ref = checkobject(L, 1);
1272 Player *player = getplayer(ref);
1276 u32 id = lua_isnumber(L, 2) ? lua_tonumber(L, 2) : -1;
1278 HudElement *e = player->getHud(id);
1282 HudElementStat stat = HUD_STAT_NUMBER;
1283 if (lua_isstring(L, 3)) {
1285 std::string statstr = lua_tostring(L, 3);
1286 stat = string_to_enum(es_HudElementStat, statint, statstr) ?
1287 (HudElementStat)statint : HUD_STAT_NUMBER;
1293 e->pos = read_v2f(L, 4);
1297 e->name = luaL_checkstring(L, 4);
1300 case HUD_STAT_SCALE:
1301 e->scale = read_v2f(L, 4);
1305 e->text = luaL_checkstring(L, 4);
1308 case HUD_STAT_NUMBER:
1309 e->number = luaL_checknumber(L, 4);
1313 e->item = luaL_checknumber(L, 4);
1317 e->dir = luaL_checknumber(L, 4);
1320 case HUD_STAT_ALIGN:
1321 e->align = read_v2f(L, 4);
1324 case HUD_STAT_OFFSET:
1325 e->offset = read_v2f(L, 4);
1328 case HUD_STAT_WORLD_POS:
1329 e->world_pos = read_v3f(L, 4);
1330 value = &e->world_pos;
1333 e->size = read_v2s32(L, 4);
1338 getServer(L)->hudChange(player, id, stat, value);
1340 lua_pushboolean(L, true);
1344 // hud_get(self, id)
1345 int ObjectRef::l_hud_get(lua_State *L)
1347 NO_MAP_LOCK_REQUIRED;
1348 ObjectRef *ref = checkobject(L, 1);
1349 Player *player = getplayer(ref);
1353 u32 id = lua_tonumber(L, -1);
1355 HudElement *e = player->getHud(id);
1361 lua_pushstring(L, es_HudElementType[(u8)e->type].str);
1362 lua_setfield(L, -2, "type");
1364 push_v2f(L, e->pos);
1365 lua_setfield(L, -2, "position");
1367 lua_pushstring(L, e->name.c_str());
1368 lua_setfield(L, -2, "name");
1370 push_v2f(L, e->scale);
1371 lua_setfield(L, -2, "scale");
1373 lua_pushstring(L, e->text.c_str());
1374 lua_setfield(L, -2, "text");
1376 lua_pushnumber(L, e->number);
1377 lua_setfield(L, -2, "number");
1379 lua_pushnumber(L, e->item);
1380 lua_setfield(L, -2, "item");
1382 lua_pushnumber(L, e->dir);
1383 lua_setfield(L, -2, "direction");
1385 // Deprecated, only for compatibility's sake
1386 lua_pushnumber(L, e->dir);
1387 lua_setfield(L, -2, "dir");
1389 push_v3f(L, e->world_pos);
1390 lua_setfield(L, -2, "world_pos");
1395 // hud_set_flags(self, flags)
1396 int ObjectRef::l_hud_set_flags(lua_State *L)
1398 NO_MAP_LOCK_REQUIRED;
1399 ObjectRef *ref = checkobject(L, 1);
1400 Player *player = getplayer(ref);
1408 const EnumString *esp = es_HudBuiltinElement;
1409 for (int i = 0; esp[i].str; i++) {
1410 if (getboolfield(L, 2, esp[i].str, flag)) {
1411 flags |= esp[i].num * flag;
1415 if (!getServer(L)->hudSetFlags(player, flags, mask))
1418 lua_pushboolean(L, true);
1422 int ObjectRef::l_hud_get_flags(lua_State *L)
1424 NO_MAP_LOCK_REQUIRED;
1425 ObjectRef *ref = checkobject(L, 1);
1426 Player *player = getplayer(ref);
1431 lua_pushboolean(L, player->hud_flags & HUD_FLAG_HOTBAR_VISIBLE);
1432 lua_setfield(L, -2, "hotbar");
1433 lua_pushboolean(L, player->hud_flags & HUD_FLAG_HEALTHBAR_VISIBLE);
1434 lua_setfield(L, -2, "healthbar");
1435 lua_pushboolean(L, player->hud_flags & HUD_FLAG_CROSSHAIR_VISIBLE);
1436 lua_setfield(L, -2, "crosshair");
1437 lua_pushboolean(L, player->hud_flags & HUD_FLAG_WIELDITEM_VISIBLE);
1438 lua_setfield(L, -2, "wielditem");
1439 lua_pushboolean(L, player->hud_flags & HUD_FLAG_BREATHBAR_VISIBLE);
1440 lua_setfield(L, -2, "breathbar");
1441 lua_pushboolean(L, player->hud_flags & HUD_FLAG_MINIMAP_VISIBLE);
1442 lua_setfield(L, -2, "minimap");
1447 // hud_set_hotbar_itemcount(self, hotbar_itemcount)
1448 int ObjectRef::l_hud_set_hotbar_itemcount(lua_State *L)
1450 NO_MAP_LOCK_REQUIRED;
1451 ObjectRef *ref = checkobject(L, 1);
1452 Player *player = getplayer(ref);
1456 s32 hotbar_itemcount = lua_tonumber(L, 2);
1458 if (!getServer(L)->hudSetHotbarItemcount(player, hotbar_itemcount))
1461 lua_pushboolean(L, true);
1465 // hud_get_hotbar_itemcount(self)
1466 int ObjectRef::l_hud_get_hotbar_itemcount(lua_State *L)
1468 NO_MAP_LOCK_REQUIRED;
1469 ObjectRef *ref = checkobject(L, 1);
1470 Player *player = getplayer(ref);
1474 s32 hotbar_itemcount = getServer(L)->hudGetHotbarItemcount(player);
1476 lua_pushnumber(L, hotbar_itemcount);
1480 // hud_set_hotbar_image(self, name)
1481 int ObjectRef::l_hud_set_hotbar_image(lua_State *L)
1483 NO_MAP_LOCK_REQUIRED;
1484 ObjectRef *ref = checkobject(L, 1);
1485 Player *player = getplayer(ref);
1489 std::string name = lua_tostring(L, 2);
1491 getServer(L)->hudSetHotbarImage(player, name);
1495 // hud_get_hotbar_image(self)
1496 int ObjectRef::l_hud_get_hotbar_image(lua_State *L)
1498 NO_MAP_LOCK_REQUIRED;
1499 ObjectRef *ref = checkobject(L, 1);
1500 Player *player = getplayer(ref);
1504 std::string name = getServer(L)->hudGetHotbarImage(player);
1505 lua_pushlstring(L, name.c_str(), name.size());
1509 // hud_set_hotbar_selected_image(self, name)
1510 int ObjectRef::l_hud_set_hotbar_selected_image(lua_State *L)
1512 NO_MAP_LOCK_REQUIRED;
1513 ObjectRef *ref = checkobject(L, 1);
1514 Player *player = getplayer(ref);
1518 std::string name = lua_tostring(L, 2);
1520 getServer(L)->hudSetHotbarSelectedImage(player, name);
1524 // hud_get_hotbar_selected_image(self)
1525 int ObjectRef::l_hud_get_hotbar_selected_image(lua_State *L)
1527 NO_MAP_LOCK_REQUIRED;
1528 ObjectRef *ref = checkobject(L, 1);
1529 Player *player = getplayer(ref);
1533 std::string name = getServer(L)->hudGetHotbarSelectedImage(player);
1534 lua_pushlstring(L, name.c_str(), name.size());
1538 // set_sky(self, bgcolor, type, list)
1539 int ObjectRef::l_set_sky(lua_State *L)
1541 NO_MAP_LOCK_REQUIRED;
1542 ObjectRef *ref = checkobject(L, 1);
1543 Player *player = getplayer(ref);
1547 video::SColor bgcolor(255,255,255,255);
1548 read_color(L, 2, &bgcolor);
1550 std::string type = luaL_checkstring(L, 3);
1552 std::vector<std::string> params;
1553 if (lua_istable(L, 4)) {
1554 int table = lua_gettop(L);
1556 while (lua_next(L, table) != 0) {
1557 // key at index -2 and value at index -1
1558 if (lua_isstring(L, -1))
1559 params.push_back(lua_tostring(L, -1));
1561 params.push_back("");
1562 // removes value, keeps key for next iteration
1567 if (type == "skybox" && params.size() != 6)
1568 throw LuaError("skybox expects 6 textures");
1570 if (!getServer(L)->setSky(player, bgcolor, type, params))
1573 lua_pushboolean(L, true);
1578 int ObjectRef::l_get_sky(lua_State *L)
1580 NO_MAP_LOCK_REQUIRED;
1581 ObjectRef *ref = checkobject(L, 1);
1582 Player *player = getplayer(ref);
1585 video::SColor bgcolor(255, 255, 255, 255);
1587 std::vector<std::string> params;
1589 player->getSky(&bgcolor, &type, ¶ms);
1590 type = type == "" ? "regular" : type;
1592 push_ARGB8(L, bgcolor);
1593 lua_pushlstring(L, type.c_str(), type.size());
1596 for (std::vector<std::string>::iterator it = params.begin();
1597 it != params.end(); ++it) {
1598 lua_pushlstring(L, it->c_str(), it->size());
1599 lua_rawseti(L, -2, i);
1605 // override_day_night_ratio(self, brightness=0...1)
1606 int ObjectRef::l_override_day_night_ratio(lua_State *L)
1608 NO_MAP_LOCK_REQUIRED;
1609 ObjectRef *ref = checkobject(L, 1);
1610 Player *player = getplayer(ref);
1614 bool do_override = false;
1616 if (!lua_isnil(L, 2)) {
1618 ratio = luaL_checknumber(L, 2);
1621 if (!getServer(L)->overrideDayNightRatio(player, do_override, ratio))
1624 lua_pushboolean(L, true);
1628 // get_day_night_ratio(self)
1629 int ObjectRef::l_get_day_night_ratio(lua_State *L)
1631 NO_MAP_LOCK_REQUIRED;
1632 ObjectRef *ref = checkobject(L, 1);
1633 Player *player = getplayer(ref);
1639 player->getDayNightRatio(&do_override, &ratio);
1642 lua_pushnumber(L, ratio);
1649 ObjectRef::ObjectRef(ServerActiveObject *object):
1652 //infostream<<"ObjectRef created for id="<<m_object->getId()<<std::endl;
1655 ObjectRef::~ObjectRef()
1658 infostream<<"ObjectRef destructing for id="
1659 <<m_object->getId()<<std::endl;
1661 infostream<<"ObjectRef destructing for id=unknown"<<std::endl;*/
1664 // Creates an ObjectRef and leaves it on top of stack
1665 // Not callable from Lua; all references are created on the C side.
1666 void ObjectRef::create(lua_State *L, ServerActiveObject *object)
1668 ObjectRef *o = new ObjectRef(object);
1669 //infostream<<"ObjectRef::create: o="<<o<<std::endl;
1670 *(void **)(lua_newuserdata(L, sizeof(void *))) = o;
1671 luaL_getmetatable(L, className);
1672 lua_setmetatable(L, -2);
1675 void ObjectRef::set_null(lua_State *L)
1677 ObjectRef *o = checkobject(L, -1);
1681 void ObjectRef::Register(lua_State *L)
1684 int methodtable = lua_gettop(L);
1685 luaL_newmetatable(L, className);
1686 int metatable = lua_gettop(L);
1688 lua_pushliteral(L, "__metatable");
1689 lua_pushvalue(L, methodtable);
1690 lua_settable(L, metatable); // hide metatable from Lua getmetatable()
1692 lua_pushliteral(L, "__index");
1693 lua_pushvalue(L, methodtable);
1694 lua_settable(L, metatable);
1696 lua_pushliteral(L, "__gc");
1697 lua_pushcfunction(L, gc_object);
1698 lua_settable(L, metatable);
1700 lua_pop(L, 1); // drop metatable
1702 luaL_openlib(L, 0, methods, 0); // fill methodtable
1703 lua_pop(L, 1); // drop methodtable
1705 // Cannot be created from Lua
1706 //lua_register(L, className, create_object);
1709 const char ObjectRef::className[] = "ObjectRef";
1710 const luaL_reg ObjectRef::methods[] = {
1711 // ServerActiveObject
1712 luamethod(ObjectRef, remove),
1713 luamethod(ObjectRef, getpos),
1714 luamethod(ObjectRef, setpos),
1715 luamethod(ObjectRef, moveto),
1716 luamethod(ObjectRef, punch),
1717 luamethod(ObjectRef, right_click),
1718 luamethod(ObjectRef, set_hp),
1719 luamethod(ObjectRef, get_hp),
1720 luamethod(ObjectRef, get_inventory),
1721 luamethod(ObjectRef, get_wield_list),
1722 luamethod(ObjectRef, get_wield_index),
1723 luamethod(ObjectRef, get_wielded_item),
1724 luamethod(ObjectRef, set_wielded_item),
1725 luamethod(ObjectRef, set_armor_groups),
1726 luamethod(ObjectRef, get_armor_groups),
1727 luamethod(ObjectRef, set_animation),
1728 luamethod(ObjectRef, get_animation),
1729 luamethod(ObjectRef, set_bone_position),
1730 luamethod(ObjectRef, get_bone_position),
1731 luamethod(ObjectRef, set_attach),
1732 luamethod(ObjectRef, get_attach),
1733 luamethod(ObjectRef, set_detach),
1734 luamethod(ObjectRef, set_properties),
1735 luamethod(ObjectRef, get_properties),
1736 luamethod(ObjectRef, set_nametag_attributes),
1737 luamethod(ObjectRef, get_nametag_attributes),
1738 // LuaEntitySAO-only
1739 luamethod(ObjectRef, setvelocity),
1740 luamethod(ObjectRef, getvelocity),
1741 luamethod(ObjectRef, setacceleration),
1742 luamethod(ObjectRef, getacceleration),
1743 luamethod(ObjectRef, setyaw),
1744 luamethod(ObjectRef, getyaw),
1745 luamethod(ObjectRef, settexturemod),
1746 luamethod(ObjectRef, setsprite),
1747 luamethod(ObjectRef, get_entity_name),
1748 luamethod(ObjectRef, get_luaentity),
1750 luamethod(ObjectRef, is_player),
1751 luamethod(ObjectRef, is_player_connected),
1752 luamethod(ObjectRef, get_player_name),
1753 luamethod(ObjectRef, get_player_velocity),
1754 luamethod(ObjectRef, get_look_dir),
1755 luamethod(ObjectRef, get_look_pitch),
1756 luamethod(ObjectRef, get_look_yaw),
1757 luamethod(ObjectRef, set_look_yaw),
1758 luamethod(ObjectRef, set_look_pitch),
1759 luamethod(ObjectRef, get_breath),
1760 luamethod(ObjectRef, set_breath),
1761 luamethod(ObjectRef, set_inventory_formspec),
1762 luamethod(ObjectRef, get_inventory_formspec),
1763 luamethod(ObjectRef, get_player_control),
1764 luamethod(ObjectRef, get_player_control_bits),
1765 luamethod(ObjectRef, set_physics_override),
1766 luamethod(ObjectRef, get_physics_override),
1767 luamethod(ObjectRef, hud_add),
1768 luamethod(ObjectRef, hud_remove),
1769 luamethod(ObjectRef, hud_change),
1770 luamethod(ObjectRef, hud_get),
1771 luamethod(ObjectRef, hud_set_flags),
1772 luamethod(ObjectRef, hud_get_flags),
1773 luamethod(ObjectRef, hud_set_hotbar_itemcount),
1774 luamethod(ObjectRef, hud_get_hotbar_itemcount),
1775 luamethod(ObjectRef, hud_set_hotbar_image),
1776 luamethod(ObjectRef, hud_get_hotbar_image),
1777 luamethod(ObjectRef, hud_set_hotbar_selected_image),
1778 luamethod(ObjectRef, hud_get_hotbar_selected_image),
1779 luamethod(ObjectRef, set_sky),
1780 luamethod(ObjectRef, get_sky),
1781 luamethod(ObjectRef, override_day_night_ratio),
1782 luamethod(ObjectRef, get_day_night_ratio),
1783 luamethod(ObjectRef, set_local_animation),
1784 luamethod(ObjectRef, get_local_animation),
1785 luamethod(ObjectRef, set_eye_offset),
1786 luamethod(ObjectRef, get_eye_offset),