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- #include "raylib.h"
- int main()
- {
- // Initialization
- //--------------------------------------------------------------------------------------
- int screenWidth = 800;
- int screenHeight = 450;
- InitWindow(screenWidth, screenHeight, "raylib [core] example - keyboard input");
- Vector2 ballPosition = { screenWidth/2, screenHeight/2 };
- SetTargetFPS(60); // Set target frames-per-second
- //--------------------------------------------------------------------------------------
- // Main game loop
- while (!WindowShouldClose()) // Detect window close button or ESC key
- {
- // Update
- //----------------------------------------------------------------------------------
- if (IsKeyDown(KEY_RIGHT)) ballPosition.x += 0.8;
- if (IsKeyDown(KEY_LEFT)) ballPosition.x -= 0.8;
- if (IsKeyDown(KEY_UP)) ballPosition.y -= 0.8;
- if (IsKeyDown(KEY_DOWN)) ballPosition.y += 0.8;
- //----------------------------------------------------------------------------------
- // Draw
- //----------------------------------------------------------------------------------
- BeginDrawing();
- ClearBackground(RAYWHITE);
- DrawText("move the ball with arrow keys", 10, 10, 20, DARKGRAY);
- DrawCircleV(ballPosition, 50, MAROON);
- EndDrawing();
- //----------------------------------------------------------------------------------
- }
- // De-Initialization
- //--------------------------------------------------------------------------------------
- CloseWindow(); // Close window and OpenGL context
- //--------------------------------------------------------------------------------------
- return 0;
- }
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