226 lines
6.7 KiB
C++
226 lines
6.7 KiB
C++
/*
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Minetest
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Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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Copyright (C) 2017 red-001 <red-001@outlook.ie>
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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_local.h"
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#include "common/c_content.h"
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#include "common/c_converter.h"
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#include "lua_api/l_internal.h"
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#include "lua_api/l_object.h"
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#include "lua_api/l_particleparams.h"
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#include "client/particles.h"
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#include "client/client.h"
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#include "client/clientevent.h"
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int ModApiParticlesLocal::l_add_particle(lua_State *L)
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{
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luaL_checktype(L, 1, LUA_TTABLE);
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// Get parameters
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ParticleParameters p;
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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, "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, "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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lua_getfield(L, 1, "drag");
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if (lua_istable(L, -1))
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p.drag = check_v3f(L, -1);
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lua_pop(L, 1);
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lua_getfield(L, 1, "jitter");
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LuaParticleParams::readLuaValue(L, p.jitter);
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lua_pop(L, 1);
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lua_getfield(L, 1, "bounce");
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LuaParticleParams::readLuaValue(L, p.bounce);
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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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lua_getfield(L, 1, "texture");
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if (!lua_isnil(L, -1)) {
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LuaParticleParams::readTexValue(L,p.texture);
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}
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lua_pop(L, 1);
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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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ClientEvent *event = new ClientEvent();
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event->type = CE_SPAWN_PARTICLE;
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event->spawn_particle = new ParticleParameters(p);
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getClient(L)->pushToEventQueue(event);
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return 0;
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}
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int ModApiParticlesLocal::l_add_particlespawner(lua_State *L)
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{
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luaL_checktype(L, 1, LUA_TTABLE);
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// Get parameters
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ParticleSpawnerParameters p;
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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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// set default values
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p.exptime = 1;
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p.size = 1;
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// read spawner parameters from the table
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using namespace ParticleParamTypes;
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LuaParticleParams::readTweenTable(L, "pos", p.pos);
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LuaParticleParams::readTweenTable(L, "vel", p.vel);
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LuaParticleParams::readTweenTable(L, "acc", p.acc);
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LuaParticleParams::readTweenTable(L, "size", p.size);
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LuaParticleParams::readTweenTable(L, "exptime", p.exptime);
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LuaParticleParams::readTweenTable(L, "drag", p.drag);
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LuaParticleParams::readTweenTable(L, "jitter", p.jitter);
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LuaParticleParams::readTweenTable(L, "bounce", p.bounce);
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lua_getfield(L, 1, "attract");
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if (!lua_isnil(L, -1)) {
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luaL_checktype(L, -1, LUA_TTABLE);
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lua_getfield(L, -1, "kind");
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LuaParticleParams::readLuaValue(L, p.attractor_kind);
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lua_pop(L,1);
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lua_getfield(L, -1, "die_on_contact");
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if (!lua_isnil(L, -1))
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p.attractor_kill = readParam<bool>(L, -1);
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lua_pop(L,1);
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if (p.attractor_kind != AttractorKind::none) {
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LuaParticleParams::readTweenTable(L, "strength", p.attract);
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LuaParticleParams::readTweenTable(L, "origin", p.attractor_origin);
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p.attractor_attachment = LuaParticleParams::readAttachmentID(L, "origin_attached");
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if (p.attractor_kind != AttractorKind::point) {
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LuaParticleParams::readTweenTable(L, "direction", p.attractor_direction);
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p.attractor_direction_attachment = LuaParticleParams::readAttachmentID(L, "direction_attached");
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}
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}
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} else {
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p.attractor_kind = AttractorKind::none;
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}
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lua_pop(L,1);
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LuaParticleParams::readTweenTable(L, "radius", p.radius);
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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, "texture");
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if (!lua_isnil(L, -1)) {
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LuaParticleParams::readTexValue(L, p.texture);
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}
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lua_pop(L, 1);
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p.vertical = getboolfield_default(L, 1, "vertical", p.vertical);
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p.glow = getintfield_default(L, 1, "glow", p.glow);
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lua_getfield(L, 1, "texpool");
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if (lua_istable(L, -1)) {
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size_t tl = lua_objlen(L, -1);
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p.texpool.reserve(tl);
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for (size_t i = 0; i < tl; ++i) {
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lua_pushinteger(L, i+1), lua_gettable(L, -2);
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p.texpool.emplace_back();
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LuaParticleParams::readTexValue(L, p.texpool.back());
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lua_pop(L,1);
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}
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}
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lua_pop(L, 1);
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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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u64 id = getClient(L)->getParticleManager()->generateSpawnerId();
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auto event = new ClientEvent();
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event->type = CE_ADD_PARTICLESPAWNER;
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event->add_particlespawner.p = new ParticleSpawnerParameters(p);
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event->add_particlespawner.attached_id = 0;
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event->add_particlespawner.id = id;
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getClient(L)->pushToEventQueue(event);
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lua_pushnumber(L, id);
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return 1;
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}
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int ModApiParticlesLocal::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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ClientEvent *event = new ClientEvent();
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event->type = CE_DELETE_PARTICLESPAWNER;
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event->delete_particlespawner.id = id;
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getClient(L)->pushToEventQueue(event);
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return 0;
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}
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void ModApiParticlesLocal::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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