Draw tiled map and a blue knight with basic movement keys

main.c

@@ -1,24 +1,103 @@
 #include "raylib.h"
 
-int main(void)
-{
-    const int screenWidth = 800;
-    const int screenHeight = 450;
+typedef struct {
+    Vector2 knight_pos;
+} GameState;
 
-    InitWindow(screenWidth, screenHeight, "raylib [core] example - basic window");
+void Init(GameState *state);
+// {
+// }
+
+void Draw(GameState *state);
+// {
+//     ClearBackground(RAYWHITE);
+//     DrawText("Congrats! You created your first window!", 190, 200, 20, LIGHTGRAY);
+// }
+
+int main(void) {
+    const int screen_width = 1600;
+    const int screen_height = 1080;
+
+    InitWindow(screen_width, screen_height, "raylib [core] example - basic window");
+
+    int monitor = GetCurrentMonitor();
+    int monitor_width = GetMonitorWidth(monitor);
+    int monitor_height = GetMonitorHeight(monitor);
+    SetWindowPosition(monitor_width / 2 - screen_width / 2,
+                      monitor_height / 2 - screen_height / 2);
 
     SetTargetFPS(60);
-    while (!WindowShouldClose())
-    {
+
+    GameState state = {0};
+    Camera2D cam = {0};
+
+    // Vector2 offset;         // Camera offset (displacement from target)
+    // Vector2 target;         // Camera target (rotation and zoom origin)
+    // float rotation;         // Camera rotation in degrees
+    cam.zoom = 1.0f;
+
+    Texture2D ground = LoadTexture("assets/Terrain/Ground/Tilemap_Flat.png");
+    Texture2D blue_knight_warrior =
+        LoadTexture("assets/Factions/Knights/Troops/Warrior/Blue/Warrior_Blue.png");
+
+    int framesCounter = 0;
+    int knight_speed = 10.1f;
+    while (!WindowShouldClose()) {
+        framesCounter++;
+
+        if (IsKeyDown(KEY_RIGHT) || IsKeyDown(KEY_D)) {
+            state.knight_pos.x += knight_speed;
+        }
+        if (IsKeyDown(KEY_LEFT) || IsKeyDown(KEY_A)) {
+            state.knight_pos.x -= knight_speed;
+        }
+        if (IsKeyDown(KEY_UP) || IsKeyDown(KEY_W)) {
+            state.knight_pos.y -= knight_speed;
+        }
+        if (IsKeyDown(KEY_DOWN) || IsKeyDown(KEY_S)) {
+            state.knight_pos.y += knight_speed;
+        }
+
         BeginDrawing();
-
-            ClearBackground(RAYWHITE);
-
-            DrawText("Congrats! You created your first window!", 190, 200, 20, LIGHTGRAY);
-
+        {
+            BeginMode2D(cam);
+            {
+                ClearBackground((Color){ 100, 149, 237, 255 });
+                // Draw(&state);
+                int size = 32;
+                int topx = 300;
+                int topy = 32;
+                for (int col = 0; col < size; col++) {
+                    for (int row = 0; row < size; row++) {
+                        int atlas_col = 0;
+                        int atlas_row = 0;
+                        if (col == size - 1) {
+                            atlas_col = 5;
+                        } else if (col > 0) {
+                            atlas_col = (col % 4) + 1;
+                        }
+                        if (row == size - 1) {
+                            atlas_row = 5;
+                        } else if (row > 0) {
+                            atlas_row = (row % 4) + 1;
+                        }
+                        Vector2 pos = {32 * col + topx, 32 * row + topy};
+                        Rectangle src_rect = {32 * atlas_col, 32 * atlas_row, 32, 32};
+                        DrawTextureRec(ground, src_rect, pos, WHITE);
+                    }
+                }
+                DrawTextureRec(blue_knight_warrior,
+                               (Rectangle){0, 0, 1152 / 6, 1536 / 8},
+                               state.knight_pos,
+                               // (Vector2){100, 100},
+                               WHITE);
+            }
+            EndMode2D();
+        }
         EndDrawing();
     }
 
+    UnloadTexture(ground);
     CloseWindow();
     return 0;
 }