From 7575e86e469d242860907aa3b05daa5ea44626b2 Mon Sep 17 00:00:00 2001
From: Siddharth Roy <siddharthroy36912@gmail.com>
Date: Wed, 22 Nov 2023 22:17:31 +0530
Subject: [PATCH] Simplified example

---
 src/app.cpp     | 35 ++++++++++++++++++++++++++++++++
 src/app.hpp     | 13 ++++++++++++
 src/main.cpp    | 54 -------------------------------------------------
 src/wrapper.cpp | 41 +++++++++++++++++++++++++++++++++++++
 4 files changed, 89 insertions(+), 54 deletions(-)
 create mode 100644 src/app.cpp
 create mode 100644 src/app.hpp
 delete mode 100644 src/main.cpp
 create mode 100644 src/wrapper.cpp

diff --git a/src/app.cpp b/src/app.cpp
new file mode 100644
index 0000000..bc02a8a
--- /dev/null
+++ b/src/app.cpp
@@ -0,0 +1,35 @@
+#include "app.hpp"
+#include "../libs/raylib/src/raylib.h"
+#include "helper.hpp"
+
+Texture2D texture;
+
+void init_app()
+{
+    texture = LoadTexture("assets/test.png");
+}
+
+bool app_loop()
+{
+
+    BeginDrawing();
+
+    ClearBackground(RAYWHITE);
+
+    const int texture_x = getWindowWidth() / 2 - texture.width / 2;
+    const int texture_y = getWindowHeight() / 2 - texture.height / 2;
+    DrawTexture(texture, texture_x, texture_y, WHITE);
+
+    const char *text = "OMG! IT WORKS!";
+    const Vector2 text_size = MeasureTextEx(GetFontDefault(), text, 20, 1);
+    DrawText(text, getWindowWidth() / 2.0 - text_size.x / 2, texture_y + texture.height + text_size.y + 10, 20, BLACK);
+
+    EndDrawing();
+
+    return true;
+}
+
+void deinit_app()
+{
+    UnloadTexture(texture);
+}
\ No newline at end of file
diff --git a/src/app.hpp b/src/app.hpp
new file mode 100644
index 0000000..4763015
--- /dev/null
+++ b/src/app.hpp
@@ -0,0 +1,13 @@
+#ifndef APP_HPP
+#define APP_HPP
+
+// Load asset and initialized stuffs here
+void init_app();
+
+// The main loop (return false to end loop)
+bool app_loop();
+
+// Free up allocated memory
+void deinit_app();
+
+#endif
\ No newline at end of file
diff --git a/src/main.cpp b/src/main.cpp
deleted file mode 100644
index 7ad5bef..0000000
--- a/src/main.cpp
+++ /dev/null
@@ -1,54 +0,0 @@
-#include "../libs/raylib/src/raylib.h"
-#include "helper.hpp"
-
-Texture2D texture;
-
-void loop() {
-#if defined(PLATFORM_WEB)
-    static int old_w=0,old_h=0;
-
-    int w = getWindowWidth();
-    int h = getWindowHeight();
-    if(w!=old_w || h!=old_h){ SetWindowSize(w,h); }
-#endif
-
-    BeginDrawing();
-
-    ClearBackground(RAYWHITE);
-
-    const int texture_x = getWindowWidth() / 2 - texture.width / 2;
-    const int texture_y = getWindowHeight()/ 2 - texture.height / 2;
-    DrawTexture(texture, texture_x, texture_y, WHITE);
-
-    const char* text = "OMG! IT WORKS!";
-    const Vector2 text_size = MeasureTextEx(GetFontDefault(), text, 20, 1);
-    DrawText(text, getWindowWidth() / 2.0 - text_size.x / 2, texture_y + texture.height + text_size.y + 10, 20, BLACK);
-
-    EndDrawing();
-
-}
-
-int main(void) {
-    // Setup window
-#if defined(PLATFORM_WEB)
-    InitWindow(getBrowserWindowWidth(), getBrowserWindowHeight(), PROJECT_NAME);
-#else
-    InitWindow(800, 500, PROJECT_NAME);
-#endif
-    SetWindowState(FLAG_WINDOW_RESIZABLE | FLAG_WINDOW_MAXIMIZED);
-
-    // Setup assets
-    texture = LoadTexture("assets/test.png");
-
-#if defined(PLATFORM_WEB)
-    emscripten_set_main_loop(loop, 0, 1);
-#else
-    while (!WindowShouldClose()) {
-        loop();
-    }
-#endif
-
-    // Cleanup
-    CloseWindow();
-    return 0;
-}
diff --git a/src/wrapper.cpp b/src/wrapper.cpp
new file mode 100644
index 0000000..af5cb8d
--- /dev/null
+++ b/src/wrapper.cpp
@@ -0,0 +1,41 @@
+#include "../libs/raylib/src/raylib.h"
+#include "helper.hpp"
+#include "app.hpp"
+
+void web_loop()
+{
+    static int old_w = 0, old_h = 0;
+
+    int w = getWindowWidth();
+    int h = getWindowHeight();
+    if (w != old_w || h != old_h)
+    {
+        SetWindowSize(w, h);
+    }
+    app_loop();
+}
+
+int main(void)
+{
+    // Setup window
+#if defined(PLATFORM_WEB)
+    InitWindow(getBrowserWindowWidth(), getBrowserWindowHeight(), PROJECT_NAME);
+#else
+    InitWindow(800, 500, PROJECT_NAME);
+#endif
+    SetWindowState(FLAG_WINDOW_RESIZABLE | FLAG_WINDOW_MAXIMIZED);
+    init_app();
+
+#if defined(PLATFORM_WEB)
+    emscripten_set_main_loop(web_loop, 0, 1);
+#else
+    while (app_loop() && !WindowShouldClose())
+    {
+    }
+#endif
+    deinit_app();
+
+    // Cleanup
+    CloseWindow();
+    return 0;
+}