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-------------------------------------------------------------------------------------------
--
-- raylib [core] example - Keyboard input
--
-- This example has been created using raylib 1.6 (www.raylib.com)
-- raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
--
-- Copyright (c) 2014-2016 Ramon Santamaria (@raysan5)
--
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-- Initialization
-------------------------------------------------------------------------------------------
local screenWidth = 800
local screenHeight = 450
InitWindow(screenWidth, screenHeight, "raylib [core] example - basic window")
local ballPosition = Vector2(screenWidth/2, screenHeight/2)
SetTargetFPS(60) -- Set target frames-per-second
-------------------------------------------------------------------------------------------
-- Main game loop
while not WindowShouldClose() do -- Detect window close button or ESC key
-- Update
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if (IsKeyDown(KEY.RIGHT)) then ballPosition.x = ballPosition.x + 0.8 end
if (IsKeyDown(KEY.LEFT)) then ballPosition.x = ballPosition.x - 0.8 end
if (IsKeyDown(KEY.UP)) then ballPosition.y = ballPosition.y - 0.8 end
if (IsKeyDown(KEY.DOWN)) then ballPosition.y = ballPosition.y + 0.8 end
---------------------------------------------------------------------------------------
-- Draw
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BeginDrawing()
ClearBackground(RAYWHITE)
DrawText("move the ball with arrow keys", 10, 10, 20, DARKGRAY)
DrawCircleV(ballPosition, 50, MAROON)
EndDrawing()
---------------------------------------------------------------------------------------
end
-- De-Initialization
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CloseWindow() -- Close window and OpenGL context
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