1 files changed, 47 insertions, 8 deletions

diff --git a/src/main.cpp b/src/main.cpp
index 2bf6386..16c88d7 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,22 +1,31 @@
-#define SDL_MAIN_HANDLED  // Prevents SDL from shitting the Windows cross-compiler
+#define SDL_MAIN_HANDLED  // Prevents SDL from shitting the Windows cross-compiler and causing a "WinMain" error
 
 #include <SDL2/SDL.h>
 #include <SDL2/SDL_ttf.h>
 #include <SDL2/SDL_image.h>
 #include <SDL2/SDL_mixer.h>
-#include <iostream>
 #include "lua/lua.hpp"
+#include <unistd.h>
+#include <iostream>
 
 #define WIDTH 1280
 #define HEIGHT 720
 #define KEYSYM event.key.keysym.sym
 
+SDL_Window* window = nullptr;
+SDL_Renderer* renderer = nullptr;
+SDL_Event event;
+
 SDL_Rect rect = {WIDTH/2, HEIGHT/2, 50, 50};
+SDL_Texture* background_texture = nullptr;
+// const char* bgImagePath;
 
-constexpr char* LUA_FILE = R"(
+
+constexpr char* LUA_FILE_MAIN_MENU = R"(
 movementSpeed = 3;
 
 function Setup()
+    setBgImage("assets/backgrounds/city-background-1.png")
 end
 
 function Update()
@@ -63,6 +72,28 @@ int l_keycode_from_string(lua_State* L) {
     return 1;
 }
 
+int l_set_background_image(lua_State* L) {
+    const char* bgImagePath = luaL_checkstring(L, 1);
+    SDL_Surface* temp_surface = IMG_Load(bgImagePath);
+    if (!temp_surface) {
+        std::cerr << "Failed to load image: " << IMG_GetError() << std::endl;
+        return 0;
+    }
+
+    if (background_texture) {
+        SDL_DestroyTexture(background_texture);
+    }
+
+    background_texture = SDL_CreateTextureFromSurface(renderer, temp_surface);
+    SDL_FreeSurface(temp_surface);
+
+    if (!background_texture) {
+        std::cerr << "Failed to create texture: " << SDL_GetError() << std::endl;
+    }
+
+    return 0;
+}
+
 void push_keys_to_lua(lua_State* L, bool keys[SDL_NUM_SCANCODES]) {
     lua_newtable(L);  // create a new table on the stack
     
@@ -91,11 +122,8 @@ int main() {
     luaL_openlibs(L);
     lua_register(L, "movePlayer", l_move_rect);
     lua_register(L, "getKeycodeByName", l_keycode_from_string);
-    luaL_dostring(L, LUA_FILE);
-
-    SDL_Window* window = nullptr;
-    SDL_Renderer* renderer = nullptr;
-    SDL_Event event;
+    lua_register(L, "setBgImage", l_set_background_image);
+    luaL_dostring(L, LUA_FILE_MAIN_MENU);
 
     bool keys[SDL_NUM_SCANCODES] = {false};
     bool running = true;
@@ -107,6 +135,8 @@ int main() {
     SDL_CreateWindowAndRenderer(WIDTH, HEIGHT, 0, &window, &renderer);
     SDL_SetWindowTitle(window, "Showdown of the Sticks");
 
+    IMG_Init(IMG_INIT_PNG);
+
     call_lua_function(L, "Setup");
 
     while (running) {
@@ -131,6 +161,8 @@ int main() {
         SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
         SDL_RenderClear(renderer);
 
+        SDL_RenderCopy(renderer, background_texture, nullptr, nullptr);
+
         SDL_SetRenderDrawColor(renderer, 255, 0, 0, 255);
         SDL_RenderFillRect(renderer, &rect);
 
@@ -139,5 +171,12 @@ int main() {
     }
 
     lua_close(L);
+    if (background_texture) {
+        SDL_DestroyTexture(background_texture);
+    }
+    SDL_DestroyRenderer(renderer);
+    SDL_DestroyWindow(window);
+    SDL_Quit();
+
     return 0;
 }