Move main in to src

src/main.cpp

@@ -0,0 +1,57 @@
+#include "raylib.h"
+#include "raymath.h"
+#include "Tree.hpp"
+#include "Math.hpp"
+
+int main(void)
+{
+  char name[] = "treender";
+  int screenWidth = 800;
+  int screenHeight = 800;
+
+#ifdef MY_ANDROID
+  InitWindow(0, 0, name);
+  screenWidth = GetScreenWidth();
+  screenHeight = GetScreenHeight();
+#else
+  InitWindow(screenWidth, screenHeight, name);
+#endif
+  SetTargetFPS(60);
+  {
+    Tree tree(800);
+    tree.newTree();
+
+    Vector2 center = {(float)screenWidth / 2, (float)screenHeight / 2};
+    float rotation = 0.0f;
+    Rectangle dest = CalculateRect(center, rotation, screenWidth, screenWidth);
+
+    while (!WindowShouldClose())
+    {
+      if (IsMouseButtonDown(MOUSE_BUTTON_LEFT))
+      {
+        int mouseX = GetMouseX();
+        center.x = mouseX;
+        center.y = GetMouseY();
+        float l = (float)mouseX / screenWidth;
+        rotation = Lerp(45.0f, -45.0f, l);
+        dest = CalculateRect(center, rotation, screenWidth, screenWidth);
+      }
+
+      if (IsMouseButtonReleased(MOUSE_BUTTON_LEFT))
+      {
+        tree.newTree();
+        rotation = 0.0f;
+        center.x = screenWidth / 2;
+        center.y = screenHeight / 2;
+        dest = CalculateRect(center, rotation, screenWidth, screenWidth);
+      }
+      BeginDrawing();
+      ClearBackground(RED);
+      tree.draw(dest, rotation);
+      EndDrawing();
+    }
+  }
+
+  CloseWindow();
+  return 0;
+}