407 lines
12 KiB
C++
407 lines
12 KiB
C++
#ifndef LOGIC_SCRIPTING_API_LUA_H_
|
|
#define LOGIC_SCRIPTING_API_LUA_H_
|
|
|
|
#include "scripting.h"
|
|
#include "lua_util.h"
|
|
|
|
#include <glm/glm.hpp>
|
|
#include <iostream>
|
|
|
|
#include "../../files/files.h"
|
|
#include "../../physics/Hitbox.h"
|
|
#include "../../objects/Player.h"
|
|
#include "../../world/Level.h"
|
|
#include "../../world/World.h"
|
|
#include "../../content/Content.h"
|
|
#include "../../voxels/Block.h"
|
|
#include "../../voxels/Chunks.h"
|
|
#include "../../voxels/voxel.h"
|
|
#include "../../lighting/Lighting.h"
|
|
#include "../../logic/BlocksController.h"
|
|
#include "../../window/Window.h"
|
|
#include "../../engine.h"
|
|
|
|
/* == file library == */
|
|
static int l_file_resolve(lua_State* L) {
|
|
std::string path = lua_tostring(L, 1);
|
|
fs::path resolved = scripting::engine->getPaths()->resolve(path);
|
|
lua_pushstring(L, resolved.u8string().c_str());
|
|
return 1;
|
|
}
|
|
|
|
static int l_file_read(lua_State* L) {
|
|
auto paths = scripting::engine->getPaths();
|
|
fs::path path = paths->resolve(lua_tostring(L, 1));
|
|
if (fs::is_regular_file(path)) {
|
|
lua_pushstring(L, files::read_string(path).c_str());
|
|
return 1;
|
|
}
|
|
return luaL_error(L, "file does not exists '%s'", path.u8string().c_str());
|
|
}
|
|
|
|
static int l_file_write(lua_State* L) {
|
|
auto paths = scripting::engine->getPaths();
|
|
fs::path path = paths->resolve(lua_tostring(L, 1));
|
|
const char* text = lua_tostring(L, 2);
|
|
files::write_string(path, text);
|
|
return 1;
|
|
}
|
|
|
|
static int l_file_exists(lua_State* L) {
|
|
auto paths = scripting::engine->getPaths();
|
|
fs::path path = paths->resolve(lua_tostring(L, 1));
|
|
lua_pushboolean(L, fs::exists(path));
|
|
return 1;
|
|
}
|
|
|
|
static int l_file_isfile(lua_State* L) {
|
|
auto paths = scripting::engine->getPaths();
|
|
fs::path path = paths->resolve(lua_tostring(L, 1));
|
|
lua_pushboolean(L, fs::is_regular_file(path));
|
|
return 1;
|
|
}
|
|
|
|
static int l_file_isdir(lua_State* L) {
|
|
auto paths = scripting::engine->getPaths();
|
|
fs::path path = paths->resolve(lua_tostring(L, 1));
|
|
lua_pushboolean(L, fs::is_directory(path));
|
|
return 1;
|
|
}
|
|
|
|
static int l_file_length(lua_State* L) {
|
|
auto paths = scripting::engine->getPaths();
|
|
fs::path path = paths->resolve(lua_tostring(L, 1));
|
|
if (fs::exists(path)){
|
|
lua_pushinteger(L, fs::file_size(path));
|
|
} else {
|
|
lua_pushinteger(L, -1);
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static int l_file_mkdir(lua_State* L) {
|
|
auto paths = scripting::engine->getPaths();
|
|
fs::path path = paths->resolve(lua_tostring(L, 1));
|
|
lua_pushboolean(L, fs::create_directory(path));
|
|
return 1;
|
|
}
|
|
|
|
static const luaL_Reg filelib [] = {
|
|
{"resolve", l_file_resolve},
|
|
{"read", l_file_read},
|
|
{"write", l_file_write},
|
|
{"exists", l_file_exists},
|
|
{"isfile", l_file_isfile},
|
|
{"isdir", l_file_isdir},
|
|
{"length", l_file_length},
|
|
{"mkdir", l_file_mkdir},
|
|
{NULL, NULL}
|
|
};
|
|
|
|
/* == time library == */
|
|
static int l_time_uptime(lua_State* L) {
|
|
lua_pushnumber(L, Window::time());
|
|
return 1;
|
|
}
|
|
|
|
static const luaL_Reg timelib [] = {
|
|
{"uptime", l_time_uptime},
|
|
{NULL, NULL}
|
|
};
|
|
|
|
/* == pack library == */
|
|
static int l_pack_get_folder(lua_State* L) {
|
|
std::string packName = lua_tostring(L, 1);
|
|
if (packName == "core") {
|
|
auto folder = scripting::engine->getPaths()
|
|
->getResources().u8string()+"/";
|
|
lua_pushstring(L, folder.c_str());
|
|
return 1;
|
|
}
|
|
for (auto& pack : scripting::engine->getContentPacks()) {
|
|
if (pack.id == packName) {
|
|
lua_pushstring(L, (pack.folder.u8string()+"/").c_str());
|
|
return 1;
|
|
}
|
|
}
|
|
lua_pushstring(L, "");
|
|
return 1;
|
|
}
|
|
|
|
static const luaL_Reg packlib [] = {
|
|
{"get_folder", l_pack_get_folder},
|
|
{NULL, NULL}
|
|
};
|
|
|
|
/* == world library == */
|
|
static int l_world_get_total_time(lua_State* L) {
|
|
lua_pushnumber(L, scripting::level->world->totalTime);
|
|
return 1;
|
|
}
|
|
|
|
static int l_world_get_day_time(lua_State* L) {
|
|
lua_pushnumber(L, scripting::level->world->daytime);
|
|
return 1;
|
|
}
|
|
|
|
static int l_world_set_day_time(lua_State* L) {
|
|
double value = lua_tonumber(L, 1);
|
|
scripting::level->world->daytime = fmod(value, 1.0);
|
|
return 0;
|
|
}
|
|
|
|
static int l_world_get_seed(lua_State* L) {
|
|
lua_pushinteger(L, scripting::level->world->getSeed());
|
|
return 1;
|
|
}
|
|
|
|
static const luaL_Reg worldlib [] = {
|
|
{"get_total_time", l_world_get_total_time},
|
|
{"get_day_time", l_world_get_day_time},
|
|
{"set_day_time", l_world_set_day_time},
|
|
{"get_seed", l_world_get_seed},
|
|
{NULL, NULL}
|
|
};
|
|
|
|
/* == player library ==*/
|
|
static int l_player_get_pos(lua_State* L) {
|
|
int playerid = lua_tointeger(L, 1);
|
|
if (playerid != 1)
|
|
return 0;
|
|
glm::vec3 pos = scripting::level->player->hitbox->position;
|
|
lua_pushnumber(L, pos.x);
|
|
lua_pushnumber(L, pos.y);
|
|
lua_pushnumber(L, pos.z);
|
|
return 3;
|
|
}
|
|
|
|
static int l_player_get_rot(lua_State* L) {
|
|
int playerid = lua_tointeger(L, 1);
|
|
if (playerid != 1)
|
|
return 0;
|
|
glm::vec2 rot = scripting::level->player->cam;
|
|
lua_pushnumber(L, rot.x);
|
|
lua_pushnumber(L, rot.y);
|
|
return 2;
|
|
}
|
|
|
|
static int l_player_set_rot(lua_State* L) {
|
|
int playerid = lua_tointeger(L, 1);
|
|
if (playerid != 1)
|
|
return 0;
|
|
double x = lua_tonumber(L, 2);
|
|
double y = lua_tonumber(L, 3);
|
|
glm::vec2& cam = scripting::level->player->cam;
|
|
cam.x = x;
|
|
cam.y = y;
|
|
return 0;
|
|
}
|
|
|
|
static int l_player_set_pos(lua_State* L) {
|
|
int playerid = lua_tointeger(L, 1);
|
|
if (playerid != 1)
|
|
return 0;
|
|
double x = lua_tonumber(L, 2);
|
|
double y = lua_tonumber(L, 3);
|
|
double z = lua_tonumber(L, 4);
|
|
scripting::level->player->hitbox->position = glm::vec3(x, y, z);
|
|
return 0;
|
|
}
|
|
|
|
static const luaL_Reg playerlib [] = {
|
|
{"get_pos", l_player_get_pos},
|
|
{"set_pos", l_player_set_pos},
|
|
{"get_rot", l_player_get_rot},
|
|
{"set_rot", l_player_set_rot},
|
|
{NULL, NULL}
|
|
};
|
|
|
|
/* == blocks-related functions == */
|
|
static int l_block_name(lua_State* L) {
|
|
auto indices = scripting::content->getIndices();
|
|
lua::luaint id = lua_tointeger(L, 1);
|
|
if (id < 0 || size_t(id) >= indices->countBlockDefs()) {
|
|
lua_pushnil(L);
|
|
return 1;
|
|
}
|
|
auto def = indices->getBlockDef(id);
|
|
lua_pushstring(L, def->name.c_str());
|
|
return 1;
|
|
}
|
|
|
|
static int l_is_solid_at(lua_State* L) {
|
|
lua::luaint x = lua_tointeger(L, 1);
|
|
lua::luaint y = lua_tointeger(L, 2);
|
|
lua::luaint z = lua_tointeger(L, 3);
|
|
|
|
lua_pushboolean(L, scripting::level->chunks->isSolidBlock(x, y, z));
|
|
return 1;
|
|
}
|
|
|
|
static int l_blocks_count(lua_State* L) {
|
|
lua_pushinteger(L, scripting::indices->countBlockDefs());
|
|
return 1;
|
|
}
|
|
|
|
static int l_block_index(lua_State* L) {
|
|
auto name = lua_tostring(L, 1);
|
|
lua_pushinteger(L, scripting::content->requireBlock(name).rt.id);
|
|
return 1;
|
|
}
|
|
|
|
static int l_set_block(lua_State* L) {
|
|
lua::luaint x = lua_tointeger(L, 1);
|
|
lua::luaint y = lua_tointeger(L, 2);
|
|
lua::luaint z = lua_tointeger(L, 3);
|
|
lua::luaint id = lua_tointeger(L, 4);
|
|
lua::luaint states = lua_tointeger(L, 5);
|
|
bool noupdate = lua_toboolean(L, 6);
|
|
if (id < 0 || size_t(id) >= scripting::indices->countBlockDefs()) {
|
|
return 0;
|
|
}
|
|
scripting::level->chunks->set(x, y, z, id, states);
|
|
scripting::level->lighting->onBlockSet(x,y,z, id);
|
|
if (!noupdate)
|
|
scripting::blocks->updateSides(x, y, z);
|
|
return 0;
|
|
}
|
|
|
|
static int l_get_block(lua_State* L) {
|
|
lua::luaint x = lua_tointeger(L, 1);
|
|
lua::luaint y = lua_tointeger(L, 2);
|
|
lua::luaint z = lua_tointeger(L, 3);
|
|
voxel* vox = scripting::level->chunks->get(x, y, z);
|
|
int id = vox == nullptr ? -1 : vox->id;
|
|
lua_pushinteger(L, id);
|
|
return 1;
|
|
}
|
|
|
|
static int l_get_block_x(lua_State* L) {
|
|
lua::luaint x = lua_tointeger(L, 1);
|
|
lua::luaint y = lua_tointeger(L, 2);
|
|
lua::luaint z = lua_tointeger(L, 3);
|
|
voxel* vox = scripting::level->chunks->get(x, y, z);
|
|
if (vox == nullptr) {
|
|
return lua::pushivec3(L, 1, 0, 0);
|
|
}
|
|
auto def = scripting::level->content->getIndices()->getBlockDef(vox->id);
|
|
if (!def->rotatable) {
|
|
return lua::pushivec3(L, 1, 0, 0);
|
|
} else {
|
|
const CoordSystem& rot = def->rotations.variants[vox->rotation()];
|
|
return lua::pushivec3(L, rot.axisX.x, rot.axisX.y, rot.axisX.z);
|
|
}
|
|
}
|
|
|
|
static int l_get_block_y(lua_State* L) {
|
|
lua::luaint x = lua_tointeger(L, 1);
|
|
lua::luaint y = lua_tointeger(L, 2);
|
|
lua::luaint z = lua_tointeger(L, 3);
|
|
voxel* vox = scripting::level->chunks->get(x, y, z);
|
|
if (vox == nullptr) {
|
|
return lua::pushivec3(L, 0, 1, 0);
|
|
}
|
|
auto def = scripting::level->content->getIndices()->getBlockDef(vox->id);
|
|
if (!def->rotatable) {
|
|
return lua::pushivec3(L, 0, 1, 0);
|
|
} else {
|
|
const CoordSystem& rot = def->rotations.variants[vox->rotation()];
|
|
return lua::pushivec3(L, rot.axisY.x, rot.axisY.y, rot.axisY.z);
|
|
}
|
|
}
|
|
|
|
static int l_get_block_z(lua_State* L) {
|
|
lua::luaint x = lua_tointeger(L, 1);
|
|
lua::luaint y = lua_tointeger(L, 2);
|
|
lua::luaint z = lua_tointeger(L, 3);
|
|
voxel* vox = scripting::level->chunks->get(x, y, z);
|
|
if (vox == nullptr) {
|
|
return lua::pushivec3(L, 0, 0, 1);
|
|
}
|
|
auto def = scripting::level->content->getIndices()->getBlockDef(vox->id);
|
|
if (!def->rotatable) {
|
|
return lua::pushivec3(L, 0, 0, 1);
|
|
} else {
|
|
const CoordSystem& rot = def->rotations.variants[vox->rotation()];
|
|
return lua::pushivec3(L, rot.axisZ.x, rot.axisZ.y, rot.axisZ.z);
|
|
}
|
|
}
|
|
|
|
static int l_get_block_states(lua_State* L) {
|
|
lua::luaint x = lua_tointeger(L, 1);
|
|
lua::luaint y = lua_tointeger(L, 2);
|
|
lua::luaint z = lua_tointeger(L, 3);
|
|
voxel* vox = scripting::level->chunks->get(x, y, z);
|
|
int states = vox == nullptr ? 0 : vox->states;
|
|
lua_pushinteger(L, states);
|
|
return 1;
|
|
}
|
|
|
|
static int l_get_block_user_bits(lua_State* L) {
|
|
lua::luaint x = lua_tointeger(L, 1);
|
|
lua::luaint y = lua_tointeger(L, 2);
|
|
lua::luaint z = lua_tointeger(L, 3);
|
|
lua::luaint offset = lua_tointeger(L, 4) + VOXEL_USER_BITS_OFFSET;
|
|
lua::luaint bits = lua_tointeger(L, 5);
|
|
|
|
voxel* vox = scripting::level->chunks->get(x, y, z);
|
|
if (vox == nullptr) {
|
|
lua_pushinteger(L, 0);
|
|
return 1;
|
|
}
|
|
uint mask = ((1 << bits) - 1) << offset;
|
|
uint data = (vox->states & mask) >> offset;
|
|
lua_pushinteger(L, data);
|
|
return 1;
|
|
}
|
|
|
|
static int l_set_block_user_bits(lua_State* L) {
|
|
lua::luaint x = lua_tointeger(L, 1);
|
|
lua::luaint y = lua_tointeger(L, 2);
|
|
lua::luaint z = lua_tointeger(L, 3);
|
|
lua::luaint offset = lua_tointeger(L, 4) + VOXEL_USER_BITS_OFFSET;
|
|
lua::luaint bits = lua_tointeger(L, 5);
|
|
|
|
uint mask = ((1 << bits) - 1) << offset;
|
|
lua::luaint value = (lua_tointeger(L, 6) << offset) & mask;
|
|
|
|
voxel* vox = scripting::level->chunks->get(x, y, z);
|
|
if (vox == nullptr) {
|
|
return 0;
|
|
}
|
|
vox->states = (vox->states & (~mask)) | value;
|
|
return 0;
|
|
}
|
|
|
|
static int l_is_replaceable_at(lua_State* L) {
|
|
int x = lua_tointeger(L, 1);
|
|
int y = lua_tointeger(L, 2);
|
|
int z = lua_tointeger(L, 3);
|
|
|
|
lua_pushboolean(L, scripting::level->chunks->isReplaceableBlock(x, y, z));
|
|
return 1;
|
|
}
|
|
|
|
// Modified version of luaB_print from lbaselib.c
|
|
static int l_print(lua_State* L) {
|
|
int n = lua_gettop(L); /* number of arguments */
|
|
lua_getglobal(L, "tostring");
|
|
for (int i=1; i<=n; i++) {
|
|
lua_pushvalue(L, -1); /* function to be called */
|
|
lua_pushvalue(L, i); /* value to print */
|
|
lua_call(L, 1, 1);
|
|
const char* s = lua_tostring(L, -1); /* get result */
|
|
if (s == NULL)
|
|
return luaL_error(L, LUA_QL("tostring") " must return a string to "
|
|
LUA_QL("print"));
|
|
if (i > 1)
|
|
std::cout << "\t";
|
|
std::cout << s;
|
|
lua_pop(L, 1); /* pop result */
|
|
}
|
|
std::cout << std::endl;
|
|
return 0;
|
|
}
|
|
|
|
#endif // LOGIC_SCRIPTING_API_LUA_H_
|