raylib/examples/core/core_input_keys.c

64 lines
2.5 KiB
C

/*******************************************************************************************
*
* raylib [core] example - Keyboard input
*
* Example originally created with raylib 1.0, last time updated with raylib 1.0
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2014-2024 Ramon Santamaria (@raysan5)
*
********************************************************************************************/
#include "raylib.h"
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [core] example - keyboard input");
Vector2 ballPosition = { (float)screenWidth/2, (float)screenHeight/2 };
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
if (IsKeyDown(KEY_RIGHT)) ballPosition.x += 2.0f;
if (IsKeyDown(KEY_LEFT)) ballPosition.x -= 2.0f;
if (IsKeyDown(KEY_UP)) ballPosition.y -= 2.0f;
if (IsKeyDown(KEY_DOWN)) ballPosition.y += 2.0f;
//----------------------------------------------------------------------------------
// 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;
}