diff options
Diffstat (limited to 'src/script/lua_api/l_camera.cpp')
| -rw-r--r-- | src/script/lua_api/l_camera.cpp | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/src/script/lua_api/l_camera.cpp b/src/script/lua_api/l_camera.cpp new file mode 100644 index 000000000..e6229ffe8 --- /dev/null +++ b/src/script/lua_api/l_camera.cpp @@ -0,0 +1,206 @@ +#include "script/common/c_converter.h" +#include "l_camera.h" +#include "l_internal.h" +#include "content_cao.h" +#include "camera.h" + +LuaCamera::LuaCamera(Camera *m) +{ + m_camera = m; +} + +void LuaCamera::create(lua_State *L, Camera *m) +{ + LuaCamera *o = new LuaCamera(m); + *(void **) (lua_newuserdata(L, sizeof(void *))) = o; + luaL_getmetatable(L, className); + lua_setmetatable(L, -2); + + int camera_object = lua_gettop(L); + + lua_getglobal(L, "core"); + luaL_checktype(L, -1, LUA_TTABLE); + int coretable = lua_gettop(L); + + lua_pushvalue(L, camera_object); + lua_setfield(L, coretable, "camera"); +} + +int LuaCamera::l_set_camera_mode(lua_State *L) +{ + Camera *camera = getobject(L, 1); + GenericCAO *playercao = getClient(L)->getEnv().getLocalPlayer()->getCAO(); + if (!camera) + return 0; + sanity_check(playercao); + if (!lua_isnumber(L, 2)) + return 0; + + camera->setCameraMode((CameraMode)((int)lua_tonumber(L, 2))); + playercao->setVisible(camera->getCameraMode() > CAMERA_MODE_FIRST); + playercao->setChildrenVisible(camera->getCameraMode() > CAMERA_MODE_FIRST); + return 0; +} + +int LuaCamera::l_get_camera_mode(lua_State *L) +{ + Camera *camera = getobject(L, 1); + if (!camera) + return 0; + + lua_pushnumber(L, (int)camera->getCameraMode()); + + return 1; +} + +int LuaCamera::l_get_fov(lua_State *L) +{ + Camera *camera = getobject(L, 1); + if (!camera) + return 0; + + lua_newtable(L); + lua_pushnumber(L, camera->getFovX() * core::DEGTORAD); + lua_setfield(L, -2, "x"); + lua_pushnumber(L, camera->getFovY() * core::DEGTORAD); + lua_setfield(L, -2, "y"); + lua_pushnumber(L, camera->getCameraNode()->getFOV() * core::RADTODEG); + lua_setfield(L, -2, "actual"); + lua_pushnumber(L, camera->getFovMax() * core::RADTODEG); + lua_setfield(L, -2, "max"); + return 1; +} + +int LuaCamera::l_get_pos(lua_State *L) +{ + Camera *camera = getobject(L, 1); + if (!camera) + return 0; + + push_v3f(L, camera->getPosition()); + return 1; +} + +int LuaCamera::l_get_offset(lua_State *L) +{ + Camera *camera = getobject(L, 1); + if (!camera) + return 0; + + push_v3s16(L, camera->getOffset()); + return 1; +} + +int LuaCamera::l_get_look_dir(lua_State *L) +{ + LocalPlayer *player = getClient(L)->getEnv().getLocalPlayer(); + sanity_check(player); + + float pitch = -1.0 * player->getPitch() * core::DEGTORAD; + float yaw = (player->getYaw() + 90.) * core::DEGTORAD; + v3f v(cos(pitch) * cos(yaw), sin(pitch), cos(pitch) * sin(yaw)); + + push_v3f(L, v); + return 1; +} + +int LuaCamera::l_get_look_horizontal(lua_State *L) +{ + LocalPlayer *player = getClient(L)->getEnv().getLocalPlayer(); + sanity_check(player); + + lua_pushnumber(L, (player->getYaw() + 90.) * core::DEGTORAD); + return 1; +} + +int LuaCamera::l_get_look_vertical(lua_State *L) +{ + LocalPlayer *player = getClient(L)->getEnv().getLocalPlayer(); + sanity_check(player); + + lua_pushnumber(L, -1.0 * player->getPitch() * core::DEGTORAD); + return 1; +} + +int LuaCamera::l_get_aspect_ratio(lua_State *L) +{ + Camera *camera = getobject(L, 1); + if (!camera) + return 0; + + lua_pushnumber(L, camera->getCameraNode()->getAspectRatio()); + return 1; +} + +LuaCamera *LuaCamera::checkobject(lua_State *L, int narg) +{ + luaL_checktype(L, narg, LUA_TUSERDATA); + + void *ud = luaL_checkudata(L, narg, className); + if (!ud) + luaL_typerror(L, narg, className); + + return *(LuaCamera **) ud; +} + +Camera *LuaCamera::getobject(LuaCamera *ref) +{ + return ref->m_camera; +} + +Camera *LuaCamera::getobject(lua_State *L, int narg) +{ + LuaCamera *ref = checkobject(L, narg); + assert(ref); + Camera *camera = getobject(ref); + if (!camera) + return NULL; + return camera; +} + +int LuaCamera::gc_object(lua_State *L) +{ + LuaCamera *o = *(LuaCamera **) (lua_touserdata(L, 1)); + delete o; + return 0; +} + +void LuaCamera::Register(lua_State *L) +{ + lua_newtable(L); + int methodtable = lua_gettop(L); + luaL_newmetatable(L, className); + int metatable = lua_gettop(L); + + lua_pushliteral(L, "__metatable"); + lua_pushvalue(L, methodtable); + lua_settable(L, metatable); + + lua_pushliteral(L, "__index"); + lua_pushvalue(L, methodtable); + lua_settable(L, metatable); + + lua_pushliteral(L, "__gc"); + lua_pushcfunction(L, gc_object); + lua_settable(L, metatable); + + lua_pop(L, 1); + + luaL_openlib(L, 0, methods, 0); + lua_pop(L, 1); +} + +const char LuaCamera::className[] = "Camera"; +const luaL_reg LuaCamera::methods[] = { + luamethod(LuaCamera, set_camera_mode), + luamethod(LuaCamera, get_camera_mode), + luamethod(LuaCamera, get_fov), + luamethod(LuaCamera, get_pos), + luamethod(LuaCamera, get_offset), + luamethod(LuaCamera, get_look_dir), + luamethod(LuaCamera, get_look_vertical), + luamethod(LuaCamera, get_look_horizontal), + luamethod(LuaCamera, get_aspect_ratio), + + {0, 0} +}; |