From ce7037e9d0fc9bc8b558961fb00e5857049c86ec Mon Sep 17 00:00:00 2001
From: MihailRis <mexaruc@gmail.com>
Date: Fri, 12 Jul 2024 07:06:31 +0300
Subject: [PATCH] add new cameras.* functions

---
 res/layouts/console.xml.lua           |  5 +-
 src/logic/scripting/lua/libcamera.cpp | 94 ++++++++++++++++++++++++++-
 2 files changed, 96 insertions(+), 3 deletions(-)

diff --git a/res/layouts/console.xml.lua b/res/layouts/console.xml.lua
index 7462eeee..77cdf56f 100644
--- a/res/layouts/console.xml.lua
+++ b/res/layouts/console.xml.lua
@@ -7,7 +7,10 @@ function setup_variables()
     console.set('pos.x', x)
     console.set('pos.y', y)
     console.set('pos.z', z)
-    console.set('entity.id', player.get_entity(pid):get_uid())
+    local pentity = player.get_entity(pid)
+    if pentity ~= nil then
+        console.set('entity.id', pentity:get_uid())
+    end
 end
 
 function on_history_up()
diff --git a/src/logic/scripting/lua/libcamera.cpp b/src/logic/scripting/lua/libcamera.cpp
index 65ca32f4..cedff991 100644
--- a/src/logic/scripting/lua/libcamera.cpp
+++ b/src/logic/scripting/lua/libcamera.cpp
@@ -2,17 +2,107 @@
 
 #include "../../../content/Content.hpp"
 #include "../../../world/Level.hpp"
+#include "../../../window/Camera.hpp"
 
 using namespace scripting;
 
-int l_index(lua::State* L) {
+template<int(*getterfunc)(lua::State*, const Camera&)>
+static int l_camera_getter(lua::State* L) {
+    size_t index = static_cast<size_t>(lua::tointeger(L, 1));
+    return getterfunc(L, *level->cameras.at(index));
+}
+
+template<void(*setterfunc)(lua::State*, Camera&, int)>
+static int l_camera_setter(lua::State* L) {
+    size_t index = static_cast<size_t>(lua::tointeger(L, 1));
+    setterfunc(L, *level->cameras.at(index), 2);
+    return 0;
+}
+
+static int l_index(lua::State* L) {
     auto name = lua::require_string(L, 1);
     auto& indices = content->getIndices(ResourceType::CAMERA);
-    std::cout << "index: " << name << std::endl;
     return lua::pushinteger(L, indices.indexOf(name));
 }
 
+static int l_name(lua::State* L) {
+    size_t index = static_cast<size_t>(lua::tointeger(L, 1));
+    auto& indices = content->getIndices(ResourceType::CAMERA);
+    return lua::pushstring(L, indices.getName(index));
+}
+
+static int getter_pos(lua::State* L, const Camera& camera) {
+    return lua::pushvec3_arr(L, camera.position);
+}
+
+static void setter_pos(lua::State* L, Camera& camera, int idx) {
+    camera.position = lua::tovec<3>(L, idx);
+}
+
+static int getter_rot(lua::State* L, const Camera& camera) {
+    return lua::pushmat4(L, camera.rotation);
+}
+
+static void setter_rot(lua::State* L, Camera& camera, int idx) {
+    camera.rotation = lua::tomat4(L, idx);
+    camera.updateVectors();
+}
+
+static int getter_zoom(lua::State* L, const Camera& camera) {
+    return lua::pushnumber(L, camera.zoom);
+}
+static void setter_zoom(lua::State* L, Camera& camera, int idx) {
+    camera.zoom = lua::tonumber(L, idx);
+}
+
+static int getter_fov(lua::State* L, const Camera& camera) {
+    return lua::pushnumber(L, camera.getFov());
+}
+static void setter_fov(lua::State* L, Camera& camera, int idx) {
+    camera.setFov(lua::tonumber(L, idx));
+}
+
+static int getter_perspective(lua::State* L, const Camera& camera) {
+    return lua::pushboolean(L, camera.perspective);
+}
+static void setter_perspective(lua::State* L, Camera& camera, int idx) {
+    camera.perspective = lua::toboolean(L, idx);
+}
+
+static int getter_flipped(lua::State* L, const Camera& camera) {
+    return lua::pushboolean(L, camera.flipped);
+}
+static void setter_flipped(lua::State* L, Camera& camera, int idx) {
+    camera.flipped = lua::toboolean(L, idx);
+}
+
+static int getter_front(lua::State* L, const Camera& camera) {
+    return lua::pushvec3_arr(L, camera.front);
+}
+static int getter_right(lua::State* L, const Camera& camera) {
+    return lua::pushvec3_arr(L, camera.right);
+}
+static int getter_up(lua::State* L, const Camera& camera) {
+    return lua::pushvec3_arr(L, camera.up);
+}
+
 const luaL_Reg cameralib [] = {
     {"index", lua::wrap<l_index>},
+    {"name", lua::wrap<l_name>},
+    {"get_pos", lua::wrap<l_camera_getter<getter_pos>>},
+    {"set_pos", lua::wrap<l_camera_setter<setter_pos>>},
+    {"get_rot", lua::wrap<l_camera_getter<getter_rot>>},
+    {"set_rot", lua::wrap<l_camera_setter<setter_rot>>},
+    {"get_zoom", lua::wrap<l_camera_getter<getter_zoom>>},
+    {"set_zoom", lua::wrap<l_camera_setter<setter_zoom>>},
+    {"get_fov", lua::wrap<l_camera_getter<getter_fov>>},
+    {"set_fov", lua::wrap<l_camera_setter<setter_fov>>},
+    {"is_perspective", lua::wrap<l_camera_getter<getter_perspective>>},
+    {"set_perspective", lua::wrap<l_camera_setter<setter_perspective>>},
+    {"is_flipped", lua::wrap<l_camera_getter<getter_flipped>>},
+    {"set_flipped", lua::wrap<l_camera_setter<setter_flipped>>},
+    {"get_front", lua::wrap<l_camera_getter<getter_front>>},
+    {"get_right", lua::wrap<l_camera_getter<getter_right>>},
+    {"get_up", lua::wrap<l_camera_getter<getter_up>>},
     {NULL, NULL}
 };