raysan5.raylib/examples/shapes_basic_shapes.lua

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--
--  raylib [shapes] example - Draw basic shapes 2d (rectangle, circle, line...)
--
--  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
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local screenWidth = 800
local screenHeight = 450

InitWindow(screenWidth, screenHeight, "raylib [shapes] example - basic shapes drawing")

SetTargetFPS(60)       -- Set target frames-per-second
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-- Main game loop
while not WindowShouldClose() do            -- Detect window close button or ESC key
    -- Update
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    -- TODO: Update your variables here
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    -- Draw
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    BeginDrawing()

        ClearBackground(RAYWHITE)

        DrawText("some basic shapes available on raylib", 20, 20, 20, DARKGRAY)

        DrawLine(18, 42, screenWidth - 18, 42, BLACK)

        DrawCircle(screenWidth/4, 120, 35, DARKBLUE)
        DrawCircleGradient(screenWidth/4, 220, 60, GREEN, SKYBLUE)
        DrawCircleLines(screenWidth/4, 340, 80, DARKBLUE)

        DrawRectangle(screenWidth/4*2 - 60, 100, 120, 60, RED)
        DrawRectangleGradient(screenWidth/4*2 - 90, 170, 180, 130, MAROON, GOLD)
        DrawRectangleLines(screenWidth/4*2 - 40, 320, 80, 60, ORANGE)

        DrawTriangle(Vector2(screenWidth/4*3, 80),
                     Vector2(screenWidth/4*3 - 60, 150),
                     Vector2(screenWidth/4*3 + 60, 150), VIOLET)

        DrawTriangleLines(Vector2(screenWidth/4*3, 160),
                          Vector2(screenWidth/4*3 - 20, 230),
                          Vector2(screenWidth/4*3 + 20, 230), DARKBLUE)

        DrawPoly(Vector2(screenWidth/4*3, 320), 6, 80, 0, BROWN)

    EndDrawing()
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end

-- De-Initialization
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CloseWindow()        -- Close window and OpenGL context
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