mirror of https://github.com/minetest/minetest.git
249 lines
7.3 KiB
C++
249 lines
7.3 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_internal.h"
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#include "common/c_converter.h"
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#include "server.h"
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// add_particle({pos=, velocity=, acceleration=, expirationtime=,
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// size=, collisiondetection=, 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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// vertical = bool
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// texture = e.g."default_wood.png"
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int ModApiParticles::l_add_particle(lua_State *L)
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{
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// Get parameters
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v3f pos, vel, acc;
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pos= vel= acc= v3f(0, 0, 0);
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float expirationtime, size;
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expirationtime= size= 1;
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bool collisiondetection, vertical;
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collisiondetection= vertical= false;
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std::string texture = "";
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const char *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 individual parameters instead of definition");
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pos = check_v3f(L, 1);
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vel = check_v3f(L, 2);
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acc = check_v3f(L, 3);
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expirationtime = luaL_checknumber(L, 4);
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size = luaL_checknumber(L, 5);
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collisiondetection = lua_toboolean(L, 6);
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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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int table = lua_gettop(L);
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lua_pushnil(L);
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while (lua_next(L, table) != 0)
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{
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const char *key = lua_tostring(L, -2);
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if(strcmp(key,"pos")==0){
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pos=check_v3f(L, -1);
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}else if(strcmp(key,"vel")==0){
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vel=check_v3f(L, -1);
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}else if(strcmp(key,"acc")==0){
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acc=check_v3f(L, -1);
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}else if(strcmp(key,"expirationtime")==0){
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expirationtime=luaL_checknumber(L, -1);
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}else if(strcmp(key,"size")==0){
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size=luaL_checknumber(L, -1);
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}else if(strcmp(key,"collisiondetection")==0){
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collisiondetection=lua_toboolean(L, -1);
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}else if(strcmp(key,"vertical")==0){
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vertical=lua_toboolean(L, -1);
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}else if(strcmp(key,"texture")==0){
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texture=luaL_checkstring(L, -1);
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}else if(strcmp(key,"playername")==0){
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playername=luaL_checkstring(L, -1);
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}
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lua_pop(L, 1);
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}
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}
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if (strcmp(playername, "")==0) // spawn for all players
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{
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getServer(L)->spawnParticleAll(pos, vel, acc,
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expirationtime, size, collisiondetection, vertical, texture);
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}
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else
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{
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getServer(L)->spawnParticle(playername,
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pos, vel, acc, expirationtime,
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size, collisiondetection, vertical, texture);
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}
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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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// 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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// vertical = bool
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// texture = e.g."default_wood.png"
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int ModApiParticles::l_add_particlespawner(lua_State *L)
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{
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// Get parameters
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u16 amount = 1;
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v3f minpos, maxpos, minvel, maxvel, minacc, maxacc;
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minpos= maxpos= minvel= maxvel= minacc= maxacc= v3f(0, 0, 0);
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float time, minexptime, maxexptime, minsize, maxsize;
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time= minexptime= maxexptime= minsize= maxsize= 1;
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bool collisiondetection, vertical;
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collisiondetection= vertical= false;
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std::string texture = "";
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const char *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 individual parameters instead of definition");
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amount = luaL_checknumber(L, 1);
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time = luaL_checknumber(L, 2);
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minpos = check_v3f(L, 3);
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maxpos = check_v3f(L, 4);
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minvel = check_v3f(L, 5);
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maxvel = check_v3f(L, 6);
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minacc = check_v3f(L, 7);
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maxacc = check_v3f(L, 8);
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minexptime = luaL_checknumber(L, 9);
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maxexptime = luaL_checknumber(L, 10);
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minsize = luaL_checknumber(L, 11);
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maxsize = luaL_checknumber(L, 12);
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collisiondetection = lua_toboolean(L, 13);
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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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int table = lua_gettop(L);
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lua_pushnil(L);
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while (lua_next(L, table) != 0)
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{
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const char *key = lua_tostring(L, -2);
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if(strcmp(key,"amount")==0){
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amount=luaL_checknumber(L, -1);
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}else if(strcmp(key,"time")==0){
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time=luaL_checknumber(L, -1);
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}else if(strcmp(key,"minpos")==0){
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minpos=check_v3f(L, -1);
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}else if(strcmp(key,"maxpos")==0){
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maxpos=check_v3f(L, -1);
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}else if(strcmp(key,"minvel")==0){
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minvel=check_v3f(L, -1);
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}else if(strcmp(key,"maxvel")==0){
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maxvel=check_v3f(L, -1);
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}else if(strcmp(key,"minacc")==0){
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minacc=check_v3f(L, -1);
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}else if(strcmp(key,"maxacc")==0){
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maxacc=check_v3f(L, -1);
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}else if(strcmp(key,"minexptime")==0){
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minexptime=luaL_checknumber(L, -1);
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}else if(strcmp(key,"maxexptime")==0){
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maxexptime=luaL_checknumber(L, -1);
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}else if(strcmp(key,"minsize")==0){
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minsize=luaL_checknumber(L, -1);
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}else if(strcmp(key,"maxsize")==0){
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maxsize=luaL_checknumber(L, -1);
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}else if(strcmp(key,"collisiondetection")==0){
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collisiondetection=lua_toboolean(L, -1);
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}else if(strcmp(key,"vertical")==0){
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vertical=lua_toboolean(L, -1);
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}else if(strcmp(key,"texture")==0){
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texture=luaL_checkstring(L, -1);
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}else if(strcmp(key,"playername")==0){
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playername=luaL_checkstring(L, -1);
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}
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lua_pop(L, 1);
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}
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}
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if (strcmp(playername, "")==0) //spawn for all players
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{
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u32 id = getServer(L)->addParticleSpawnerAll( 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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vertical,
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texture);
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lua_pushnumber(L, id);
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}
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else
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{
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u32 id = getServer(L)->addParticleSpawner(playername,
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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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vertical,
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texture);
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lua_pushnumber(L, id);
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}
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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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// Get parameters
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u32 id = luaL_checknumber(L, 1);
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if (lua_gettop(L) == 2) // only delete for one player
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{
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const char *playername = luaL_checkstring(L, 2);
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getServer(L)->deleteParticleSpawner(playername, id);
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}
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else // delete for all players
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{
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getServer(L)->deleteParticleSpawnerAll(id);
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}
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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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