mirror of https://github.com/minetest/minetest.git
280 lines
8.0 KiB
C++
280 lines
8.0 KiB
C++
/*
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Minetest
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Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "lua_api/l_particles.h"
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#include "lua_api/l_object.h"
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#include "lua_api/l_internal.h"
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#include "common/c_converter.h"
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#include "common/c_content.h"
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#include "server.h"
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#include "particles.h"
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// add_particle({pos=, velocity=, acceleration=, expirationtime=,
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// size=, collisiondetection=, collision_removal=, object_collision=,
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// vertical=, texture=, player=})
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// pos/velocity/acceleration = {x=num, y=num, z=num}
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// expirationtime = num (seconds)
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// size = num
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// collisiondetection = bool
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// collision_removal = bool
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// object_collision = bool
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// vertical = bool
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// texture = e.g."default_wood.png"
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// animation = TileAnimation definition
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// glow = num
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int ModApiParticles::l_add_particle(lua_State *L)
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{
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NO_MAP_LOCK_REQUIRED;
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// Get parameters
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struct ParticleParameters p;
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std::string playername;
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if (lua_gettop(L) > 1) // deprecated
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{
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log_deprecated(L, "Deprecated add_particle call with "
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"individual parameters instead of definition");
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p.pos = check_v3f(L, 1);
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p.vel = check_v3f(L, 2);
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p.acc = check_v3f(L, 3);
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p.expirationtime = luaL_checknumber(L, 4);
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p.size = luaL_checknumber(L, 5);
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p.collisiondetection = readParam<bool>(L, 6);
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p.texture = luaL_checkstring(L, 7);
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if (lua_gettop(L) == 8) // only spawn for a single player
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playername = luaL_checkstring(L, 8);
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}
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else if (lua_istable(L, 1))
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{
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lua_getfield(L, 1, "pos");
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if (lua_istable(L, -1))
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p.pos = check_v3f(L, -1);
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lua_pop(L, 1);
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lua_getfield(L, 1, "vel");
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if (lua_istable(L, -1)) {
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p.vel = check_v3f(L, -1);
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log_deprecated(L, "The use of vel is deprecated. "
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"Use velocity instead");
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}
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lua_pop(L, 1);
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lua_getfield(L, 1, "velocity");
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if (lua_istable(L, -1))
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p.vel = check_v3f(L, -1);
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lua_pop(L, 1);
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lua_getfield(L, 1, "acc");
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if (lua_istable(L, -1)) {
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p.acc = check_v3f(L, -1);
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log_deprecated(L, "The use of acc is deprecated. "
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"Use acceleration instead");
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}
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lua_pop(L, 1);
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lua_getfield(L, 1, "acceleration");
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if (lua_istable(L, -1))
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p.acc = check_v3f(L, -1);
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lua_pop(L, 1);
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p.expirationtime = getfloatfield_default(L, 1, "expirationtime",
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p.expirationtime);
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p.size = getfloatfield_default(L, 1, "size", p.size);
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p.collisiondetection = getboolfield_default(L, 1,
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"collisiondetection", p.collisiondetection);
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p.collision_removal = getboolfield_default(L, 1,
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"collision_removal", p.collision_removal);
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p.object_collision = getboolfield_default(L, 1,
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"object_collision", p.object_collision);
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p.vertical = getboolfield_default(L, 1, "vertical", p.vertical);
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lua_getfield(L, 1, "animation");
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p.animation = read_animation_definition(L, -1);
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lua_pop(L, 1);
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p.texture = getstringfield_default(L, 1, "texture", p.texture);
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p.glow = getintfield_default(L, 1, "glow", p.glow);
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lua_getfield(L, 1, "node");
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if (lua_istable(L, -1))
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p.node = readnode(L, -1, getGameDef(L)->ndef());
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lua_pop(L, 1);
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p.node_tile = getintfield_default(L, 1, "node_tile", p.node_tile);
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playername = getstringfield_default(L, 1, "playername", "");
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}
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getServer(L)->spawnParticle(playername, p);
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return 1;
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}
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// add_particlespawner({amount=, time=,
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// minpos=, maxpos=,
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// minvel=, maxvel=,
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// minacc=, maxacc=,
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// minexptime=, maxexptime=,
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// minsize=, maxsize=,
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// collisiondetection=,
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// collision_removal=,
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// object_collision=,
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// vertical=,
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// texture=,
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// player=})
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// minpos/maxpos/minvel/maxvel/minacc/maxacc = {x=num, y=num, z=num}
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// minexptime/maxexptime = num (seconds)
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// minsize/maxsize = num
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// collisiondetection = bool
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// collision_removal = bool
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// object_collision = bool
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// vertical = bool
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// texture = e.g."default_wood.png"
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// animation = TileAnimation definition
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// glow = num
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int ModApiParticles::l_add_particlespawner(lua_State *L)
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{
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NO_MAP_LOCK_REQUIRED;
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// Get parameters
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ParticleSpawnerParameters p;
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ServerActiveObject *attached = NULL;
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std::string playername;
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if (lua_gettop(L) > 1) //deprecated
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{
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log_deprecated(L, "Deprecated add_particlespawner call with "
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"individual parameters instead of definition");
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p.amount = luaL_checknumber(L, 1);
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p.time = luaL_checknumber(L, 2);
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p.minpos = check_v3f(L, 3);
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p.maxpos = check_v3f(L, 4);
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p.minvel = check_v3f(L, 5);
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p.maxvel = check_v3f(L, 6);
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p.minacc = check_v3f(L, 7);
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p.maxacc = check_v3f(L, 8);
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p.minexptime = luaL_checknumber(L, 9);
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p.maxexptime = luaL_checknumber(L, 10);
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p.minsize = luaL_checknumber(L, 11);
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p.maxsize = luaL_checknumber(L, 12);
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p.collisiondetection = readParam<bool>(L, 13);
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p.texture = luaL_checkstring(L, 14);
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if (lua_gettop(L) == 15) // only spawn for a single player
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playername = luaL_checkstring(L, 15);
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}
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else if (lua_istable(L, 1))
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{
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p.amount = getintfield_default(L, 1, "amount", p.amount);
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p.time = getfloatfield_default(L, 1, "time", p.time);
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lua_getfield(L, 1, "minpos");
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if (lua_istable(L, -1))
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p.minpos = check_v3f(L, -1);
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lua_pop(L, 1);
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lua_getfield(L, 1, "maxpos");
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if (lua_istable(L, -1))
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p.maxpos = check_v3f(L, -1);
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lua_pop(L, 1);
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lua_getfield(L, 1, "minvel");
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if (lua_istable(L, -1))
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p.minvel = check_v3f(L, -1);
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lua_pop(L, 1);
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lua_getfield(L, 1, "maxvel");
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if (lua_istable(L, -1))
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p.maxvel = check_v3f(L, -1);
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lua_pop(L, 1);
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lua_getfield(L, 1, "minacc");
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if (lua_istable(L, -1))
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p.minacc = check_v3f(L, -1);
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lua_pop(L, 1);
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lua_getfield(L, 1, "maxacc");
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if (lua_istable(L, -1))
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p.maxacc = check_v3f(L, -1);
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lua_pop(L, 1);
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p.minexptime = getfloatfield_default(L, 1, "minexptime", p.minexptime);
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p.maxexptime = getfloatfield_default(L, 1, "maxexptime", p.maxexptime);
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p.minsize = getfloatfield_default(L, 1, "minsize", p.minsize);
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p.maxsize = getfloatfield_default(L, 1, "maxsize", p.maxsize);
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p.collisiondetection = getboolfield_default(L, 1,
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"collisiondetection", p.collisiondetection);
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p.collision_removal = getboolfield_default(L, 1,
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"collision_removal", p.collision_removal);
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p.object_collision = getboolfield_default(L, 1,
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"object_collision", p.object_collision);
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lua_getfield(L, 1, "animation");
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p.animation = read_animation_definition(L, -1);
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lua_pop(L, 1);
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lua_getfield(L, 1, "attached");
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if (!lua_isnil(L, -1)) {
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ObjectRef *ref = ObjectRef::checkobject(L, -1);
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lua_pop(L, 1);
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attached = ObjectRef::getobject(ref);
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}
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p.vertical = getboolfield_default(L, 1, "vertical", p.vertical);
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p.texture = getstringfield_default(L, 1, "texture", p.texture);
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playername = getstringfield_default(L, 1, "playername", "");
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p.glow = getintfield_default(L, 1, "glow", p.glow);
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lua_getfield(L, 1, "node");
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if (lua_istable(L, -1))
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p.node = readnode(L, -1, getGameDef(L)->ndef());
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lua_pop(L, 1);
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p.node_tile = getintfield_default(L, 1, "node_tile", p.node_tile);
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}
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u32 id = getServer(L)->addParticleSpawner(p, attached, playername);
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lua_pushnumber(L, id);
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return 1;
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}
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// delete_particlespawner(id, player)
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// player (string) is optional
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int ModApiParticles::l_delete_particlespawner(lua_State *L)
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{
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NO_MAP_LOCK_REQUIRED;
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// Get parameters
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u32 id = luaL_checknumber(L, 1);
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std::string playername;
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if (lua_gettop(L) == 2) {
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playername = luaL_checkstring(L, 2);
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}
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getServer(L)->deleteParticleSpawner(playername, id);
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return 1;
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}
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void ModApiParticles::Initialize(lua_State *L, int top)
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{
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API_FCT(add_particle);
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API_FCT(add_particlespawner);
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API_FCT(delete_particlespawner);
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}
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