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"We learn more by looking for the answer to a question and not finding it than we do from learning the answer itself."
Lloyd Alexander, The Book of Three

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PyGame Examples and Answers

PyGame - PyGame documentation

<div id="preview-images"><!-- --><a href="https://stackoverflow.com/questions/64419223/creating-multiple-sprites-with-different-updates-from-the-same-sprite-class-i/64456959#64456959"><img src="https://i.sstatic.net/BaFzb.gif" height="100" title="Drag Sprites"></a><!-- --><a href="https://stackoverflow.com/questions/46390231/how-to-create-a-text-input-box-with-pygame/64613666#64613666"><img src="https://i.sstatic.net/FNJeM.gif" height="100" title="Text input"></a><!-- --><a href="https://stackoverflow.com/questions/6339057/draw-a-transparent-rectangle-in-pygame/64630102#64630102"><img src="https://i.sstatic.net/Zst87.gif" height="100" title="Transparent Shapes"></a><!-- --><a href="https://stackoverflow.com/questions/56285017/pygame-rotating-cubes-around-axis/56286203#56286203"><img src="https://i.sstatic.net/4rFgh.gif" height="100" title="3D Poylgones"></a><!-- --><a href="https://stackoverflow.com/questions/56624147/gl-lines-not-showing-up-on-top-of-cube/56624975#56624975"><img src="https://i.sstatic.net/Go9Ym.gif" height="100" title="OpenGL Cube"></a><!-- --><a href="https://stackoverflow.com/questions/56316263/problem-with-finding-the-closest-intersection/56316370#56316370"><img src="screenshot/pygame_minimal_intersect_line_line_2.png" height="100" title="Intersect and cut lines"></a><!-- --><a href="https://stackoverflow.com/questions/20620109/how-to-render-transparent-text-with-alpha-channel-in-pygame/64552616#64552616"><img src="https://i.sstatic.net/nFzbT.gif" height="100" title="Transparent Text"></a><!-- --><a href="documentation/pygame/pygame_2D.md"><img src="screenshot/pygame_minimal_2D_barnsleys_fern.gif" height="100" title="Barnsley's Fern"></a><!-- --><a href="https://stackoverflow.com/questions/4183208/how-do-i-rotate-an-image-around-its-center-using-pygame/54714144#54714144"><img src="https://i.sstatic.net/yLxBi.gif" height="100" title="Rotate and scale image"></a><!-- --><a href="https://stackoverflow.com/questions/56209634/is-it-possible-to-change-sprite-colours-in-pygame/56210460#56210460"><img src="https://i.sstatic.net/jTwph.gif" height="100" title="Change color of Sprite"></a><!-- --><a href="https://stackoverflow.com/questions/58203812/bowyer-watson-triangulates-incorrectly-when-trying-to-implement-circumcircle-cal/58205019#58205019"><img src="https://i.sstatic.net/Cogod.png" height="100" title="Bowyer-Watson Delaunay Triangulation"></a><!-- --><a href="https://stackoverflow.com/questions/14044147/animated-sprite-from-few-images/64668964#64668964"><img src="https://i.sstatic.net/SzKwL.gif" height="100" title="Aniamted Sprite"></a><!-- --><a href="https://stackoverflow.com/questions/63586822/pygame-get-the-balls-to-bounce-off-each-other/63587147#63587147"><img src="https://i.sstatic.net/dlD4v.gif" height="100" title="Bouncing off"></a><!-- --><a href="https://stackoverflow.com/questions/30720665/countdown-timer-in-pygame/63551239#63551239"><img src="https://i.sstatic.net/10Gj0.gif" height="100" title="Countdown"></a><!-- --><a href="https://stackoverflow.com/questions/64183409/how-do-i-convert-an-opencv-cv2-image-bgr-and-bgra-to-a-pygame-surface-object/64183410#64183410"><img src="https://i.sstatic.net/J5itT.gif" height="100" title="OpenCV images"></a><!-- --><a href="https://stackoverflow.com/questions/54415196/pygame-and-numpy-animations/54948473#54948473"><img src="https://i.sstatic.net/PKT8H.gif" height="100" title="NumPy frames"></a><!-- --><a href="https://stackoverflow.com/questions/60987711/have-an-outline-of-text-in-pygame/60988595#60988595"><img src="https://i.sstatic.net/wAmCl.gif" height="100" title="Outline"></a><!-- --><a href="https://stackoverflow.com/questions/55477799/looping-mousebutton-down-to-draw-lines/55478174#55478174"><img src="https://i.sstatic.net/3qL0b.gif" height="100" title="Paint"></a><!-- --><a href="https://stackoverflow.com/questions/57455811/pygame-collision-with-masks-is-not-working/57499484#57499484"><img src="screenshot/pygame_minimal_mask_intersect_surface.gif" height="100" title="Collision"></a><!-- --><a href="https://stackoverflow.com/questions/64087982/how-to-make-smooth-movement-in-pygame/64088747#64088747"><img src="https://i.sstatic.net/9HL3b.gif" height="100" title="Follow"></a><!-- --><a href="https://stackoverflow.com/questions/62010434/how-do-i-get-the-snake-to-grow-and-chain-the-movement-of-the-snakes-body"><img src="https://i.sstatic.net/Q6zUm.gif" height="100" title="Chain"></a><!-- --><a href="https://stackoverflow.com/questions/60122492/how-do-i-stop-more-than-1-bullet-firing-at-once/60125448#60125448"><img src="https://i.sstatic.net/W6lzh.gif" height="100" title="Shoot bullet"></a><!-- --><a href="https://stackoverflow.com/questions/64793618/adding-a-particle-effect-to-my-clicker-game/64794954#64794954"><img src="https://i.sstatic.net/bWOOF.gif" height="100" title="Shoot bullet"></a><!-- --><a href="https://stackoverflow.com/questions/58603835/how-to-rotate-an-imageplayer-to-the-mouse-direction/58604116#58604116"><img src="https://i.sstatic.net/eOdjl.gif" height="100" title="Shoot bullet"></a><!-- --><a href="https://stackoverflow.com/questions/64805267/in-the-pygame-module-no-matter-what-i-change-the-coordinates-of-player-to-it-w/64806308#64806308"><img src="https://i.sstatic.net/7ONS1.gif" height="100" title="Shoot bullet"></a><!-- --><a href="https://stackoverflow.com/questions/58240188/my-implementation-of-bridsons-algorithm-poisson-disk-sampling-seems-to-be-stuck/58241165#58241165"><img src="https://i.sstatic.net/sQSUS.png" height="100" title="Bridson's Poisson disk sampling"></a><!-- --><a href="https://stackoverflow.com/questions/64990710/how-can-i-add-image-to-the-rectangle-in-pygame/64990819#64990819"><img src="https://i.sstatic.net/DnQdC.png" height="100" title="Buttons and icons"></a><!-- --><a href="https://stackoverflow.com/questions/65001510/the-car-moves-and-changes-direction-when-it-hits-the-window-edge/65010442#65010442"><img src="https://i.sstatic.net/7u7Gj.png" height="100" title="Car bounce"></a><!-- --><a href="https://stackoverflow.com/questions/65059267/how-do-i-implement-option-buttons-and-change-the-button-color-in-pygame/65059852#65059852"><img src="https://i.sstatic.net/pPyUV.png" height="100" title="Radio button"></a><!-- --><a href="https://stackoverflow.com/questions/62221432/pong-game-in-python-score-and-out-of-screen-check/62221774#62221774"><img src="https://i.sstatic.net/AdKUV.png" height="100" title="Pong"></a><!-- --><a href="https://stackoverflow.com/questions/66485793/is-there-a-stamp-method-in-pygame-like-in-turtle/66504640#66504640"><img src="https://i.sstatic.net/5lSCG.gif" height="100" title="Turtle stamp"></a><!-- --><a href="https://stackoverflow.com/questions/29640685/how-do-i-detect-collision-in-pygame/65064907#65064907"><img src="https://i.sstatic.net/SS1Pb.png" height="100" title="Sprite circle collision"></a><!-- --><a href="https://stackoverflow.com/questions/55617119/how-would-i-make-a-heatmap-in-pygame-on-a-grid/55618024#55618024"><img src="https://i.sstatic.net/4c4gB.png" height="100" title="Heatmap"></a><!-- --><a href="https://stackoverflow.com/questions/55833941/adding-collision-to-maze-walls/55837809#55837809"><img src="https://i.sstatic.net/EUDwK.png" height="100" title="Maze"></a><!-- --><a href="https://stackoverflow.com/questions/55076531/how-to-get-the-x-and-y-positions-of-all-curves-in-a-lissajous-curve-table/55076619#55076619"><img src="https://i.sstatic.net/MPH0Y.png" height="100" title="Lissajous curve"></a><!-- --><a href="https://stackoverflow.com/questions/56379888/gaps-in-a-line-while-trying-to-draw-them-with-a-mouse-problem/56380523#56380523"><img src="screenshot/pygame_minimal_math_curve_sine.gif" height="100" title="Sine"></a><!-- --><a href="https://stackoverflow.com/questions/65173270/spin-coin-image-in-python-pygame-clicker-game/65173486#65173486"><img src="https://i.sstatic.net/4nsFE.gif" height="100" title="Spin"></a><!-- --><a href="https://stackoverflow.com/questions/54666587/how-to-make-a-while-mouse-down-loop-in-pygame/54667247#54667247"><img src="https://i.sstatic.net/G4RML.gif" height="100" title="Spray"></a><!-- --><a href="https://stackoverflow.com/questions/62411259/ship-moves-up-and-left-faster-than-down-and-right-when-rotating-in-pygame/65347117#65347117"><img src="https://i.sstatic.net/6IPS1.gif" height="100" title="Fly circular"></a><!-- --><a href="https://stackoverflow.com/questions/19877900/tips-on-adding-creating-a-drop-down-selection-box-in-pygame/65397627#65397627"><img src="https://i.sstatic.net/xORM5.gif" height="100" title="Option box"></a><!-- --><a href="https://stackoverflow.com/questions/65358328/how-to-change-my-ball-direction-by-clicking-keys-in-pygame/65358558#65358558"><img src="https://i.sstatic.net/njuTj.gif" height="100" title="Dynamic movement"></a><!-- --><a href="https://stackoverflow.com/questions/64179680/how-do-i-make-a-sprite-as-a-gif-in-pygame/64182074#64182074"><img src="https://i.sstatic.net/geYjP.gif" height="100" title="Animation"></a><!-- --><a href="https://stackoverflow.com/questions/62883103/why-it-doesnt-spin-in-a-circle-and-how-to-fix-it/62883770#62883770"><img src="screenshot/pygame_minimal_move_spin_in_circle.gif" height="100" title="Fly circular"></a><!-- --