WIP Lightning Magic tool
UI, icon, sfx working; not actually rendering the bolt yet.
This commit is contained in:
Bill Kendrick
parent
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5 changed files with 252 additions and 80 deletions
161
docs/AUTHORS.txt
161
docs/AUTHORS.txt
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@ -6,11 +6,7 @@ Copyright (c) 2002-2021
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Various contributors (see below, and CHANGES.txt)
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http://www.tuxpaint.org/
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June 17, 2002 - September 17, 2021
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$Id$
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June 17, 2002 - September 26, 2021
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* Design and Coding:
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@ -390,97 +386,102 @@ $Id$
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http://commons.wikimedia.org/wiki/Image:FD_pip_socandecho_call.ogg
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Dual licensed CC-BY-SA and GFDL.
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* Color Shift sound (alien.ogg)
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Caroline Ford <caroline.ford.work@googlemail.com> 2008 based on
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Sound translation of Saturn radio transmissions from Cassini.
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http://commons.wikimedia.org/wiki/Image:Saturn_sound.ogg
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Public domain.
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* Color Shift sound (alien.ogg)
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Caroline Ford <caroline.ford.work@googlemail.com> 2008 based on
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Sound translation of Saturn radio transmissions from Cassini.
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http://commons.wikimedia.org/wiki/Image:Saturn_sound.ogg
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Public domain.
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* String tools sound (string.ogg)
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Caroline Ford <caroline.ford.work@googlemail.com> 2009 cropped from
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http://soundbible.com/170-Elves-Laughing-High-Pitch.html
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Elves Laughing High Pitch by Mike Koenig
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Creative Commons attribution licence 3.0
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* String tools sound (string.ogg)
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Caroline Ford <caroline.ford.work@googlemail.com> 2009 cropped from
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http://soundbible.com/170-Elves-Laughing-High-Pitch.html
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Elves Laughing High Pitch by Mike Koenig
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Creative Commons attribution licence 3.0
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* Real rainbow sound (realrainbow.org)
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Caroline Ford <caroline.ford.work@googlemail.com> 2009 cropped from
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http://soundbible.com/474-Magic-Wand-Noise.html
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Magic Wand Noise Sounds by Mike Koenig
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Creative Commons attribution licence 3.0
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* Real rainbow sound (realrainbow.org)
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Caroline Ford <caroline.ford.work@googlemail.com> 2009 cropped from
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http://soundbible.com/474-Magic-Wand-Noise.html
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Magic Wand Noise Sounds by Mike Koenig
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Creative Commons attribution licence 3.0
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* Fisheye sound (fisheye.ogg)
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Caroline Ford <caroline.ford.work@googlemail.com> 2009 cropped from
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http://http://soundbible.com/146-UFO-Exit.html
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UFO Exit by Stephan
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Public domain.
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* Fisheye sound (fisheye.ogg)
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Caroline Ford <caroline.ford.work@googlemail.com> 2009 cropped from
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http://http://soundbible.com/146-UFO-Exit.html
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UFO Exit by Stephan
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Public domain.
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* Distortion sound (distortion.ogg)
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Caroline Ford <caroline.ford.work@googlemail.com> 2009 cropped from
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http://soundbible.com/366-Alien-Creatures.html
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Alien Creatures by Mike Koenig
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Creative Commons attribution licence 3.0
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* Distortion sound (distortion.ogg)
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Caroline Ford <caroline.ford.work@googlemail.com> 2009 cropped from
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http://soundbible.com/366-Alien-Creatures.html
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Alien Creatures by Mike Koenig
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Creative Commons attribution licence 3.0
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* Rain sound (rain.ogg)
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Caroline Ford <caroline.ford.work@googlemail.com> 2009 cropped from
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http://soundbible.com/431-Pouring-Rain-On-Cement.html
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Pouring rain on cement by Mike Koenig
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Creative Commons attribution licence 3.0
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* Rain sound (rain.ogg)
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Caroline Ford <caroline.ford.work@googlemail.com> 2009 cropped from
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http://soundbible.com/431-Pouring-Rain-On-Cement.html
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Pouring rain on cement by Mike Koenig
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Creative Commons attribution licence 3.0
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* Confetti sound (confetti.ogg)
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http://soundbible.com/419-Tiny-Button-Push.html
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Tiny button push sound by Mike Koenig
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Creative Commons attribution licence 3.0
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* Confetti sound (confetti.ogg)
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http://soundbible.com/419-Tiny-Button-Push.html
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Tiny button push sound by Mike Koenig
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Creative Commons attribution licence 3.0
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* Silhouette sound (silhouette.ogg)
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http://soundbible.com/417-Right-Channel-Scramble.html
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Right channel scramble by Mike Koenig
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Creative Commons attribution licence 3.0
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* Silhouette sound (silhouette.ogg)
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http://soundbible.com/417-Right-Channel-Scramble.html
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Right channel scramble by Mike Koenig
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Creative Commons attribution licence 3.0
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* Calligraphy sound (calligraphy.ogg)
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http://soundbible.com/214-Tearing-Paper.html
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Tearing Paper by Mike Koenig
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Creative Commons attribution licence 3.0
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* Calligraphy sound (calligraphy.ogg)
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http://soundbible.com/214-Tearing-Paper.html
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Tearing Paper by Mike Koenig
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Creative Commons attribution licence 3.0
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* Fold sound (fold.ogg)
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http://soundbible.com/341-Ping-Pong-Game.html
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Ping pong game by Aldor cropped by Caroline Ford
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Public domain.
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* Fold sound (fold.ogg)
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http://soundbible.com/341-Ping-Pong-Game.html
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Ping pong game by Aldor cropped by Caroline Ford
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Public domain.
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* Picasso sound (picasso.ogg)
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http://soundbible.com/171-Alien-Brain-Scanner.html
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Cropped from Alien Brain Scanner by Mike Koenig
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Creative Commons Attribution 3.0
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* Picasso sound (picasso.ogg)
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http://soundbible.com/171-Alien-Brain-Scanner.html
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Cropped from Alien Brain Scanner by Mike Koenig
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Creative Commons Attribution 3.0
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* Mosaic sound (mosaic.ogg)
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http://soundbible.com/171-Alien-Brain-Scanner.html
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Cropped from Alien Brain Scanner by Mike Koenig
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Altered in audacity by Caroline Ford
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Creative Commons Attribution 3.0
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* Mosaic sound (mosaic.ogg)
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http://soundbible.com/171-Alien-Brain-Scanner.html
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Cropped from Alien Brain Scanner by Mike Koenig
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Altered in audacity by Caroline Ford
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Creative Commons Attribution 3.0
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* toothpaste sound (toothpaste.ogg)
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Based on squishy 2 by Mike Koenig
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Reversed and pitch shifted in audacity by C Ford
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http://soundbible.com/512-Squishy-2.html
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Creative Commons Attribution 3.0
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* toothpaste sound (toothpaste.ogg)
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Based on squishy 2 by Mike Koenig
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Reversed and pitch shifted in audacity by C Ford
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http://soundbible.com/512-Squishy-2.html
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Creative Commons Attribution 3.0
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* tv sound (tv.ogg)
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One second of white noise generated by audacity
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Uploaded by C Ford.
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PD
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* tv sound (tv.ogg)
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One second of white noise generated by audacity
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Uploaded by C Ford.
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PD
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* string2.ogg and string3.ogg
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Made messing around in audacity by C Ford.
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PD
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* string2.ogg and string3.ogg
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Made messing around in audacity by C Ford.
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PD
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* snowball.ogg
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Cropped by C Ford from original by Mike Koenig
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http://soundbible.com/632-Snow-Ball-Throw-And-Splat.html
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Creative Commons Attribution 3.0
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* snowball.ogg
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Cropped by C Ford from original by Mike Koenig
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http://soundbible.com/632-Snow-Ball-Throw-And-Splat.html
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Creative Commons Attribution 3.0
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* snowflake.ogg
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Cropped by C Ford from original by Mike Koenig
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http://soundbible.com/633-Snowing.html
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Creative Commons Attribution 3.0
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* snowflake.ogg
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Cropped by C Ford from original by Mike Koenig
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http://soundbible.com/633-Snowing.html
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Creative Commons Attribution 3.0
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* lightning.ogg
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Jonathan Hunt, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>
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via Wikimedia Commons
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https://commons.wikimedia.org/wiki/File:Thunder_Claps.ogg
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* Translations
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@ -11,6 +11,9 @@ $Id$
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2021.September.26 (0.9.27)
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* New Magic Tools:
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----------------
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* WIP "Lightning" - Draws a bolt of lightning striking between
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the start and end positions of a line.
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* "Opposite" -- Change parts of the picture to their complementary
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colors. (Similar to "Negative", but instead of inverting the
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Red, Green, and Blue components, it rotates the Hue 180 degrees
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BIN
magic/icons/lightning.png
Normal file
BIN
magic/icons/lightning.png
Normal file
Binary file not shown.
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After Width: | Height: | Size: 4.6 KiB |
BIN
magic/sounds/lightning.ogg
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BIN
magic/sounds/lightning.ogg
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Binary file not shown.
168
magic/src/lightning.c
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168
magic/src/lightning.c
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@ -0,0 +1,168 @@
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/* lightning.c
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Draws a lightning strike between the click
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and drag+release positions.
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Last modified: 2021.09.26
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*/
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#include <stdio.h>
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#include <string.h>
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#include <libintl.h>
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#include "tp_magic_api.h"
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#include "SDL_image.h"
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#include "SDL_mixer.h"
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Mix_Chunk *snd_effect;
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Uint8 lightning_r, lightning_g, lightning_b;
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int sx, sy;
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void lightning_drag(magic_api * api, int which, SDL_Surface * canvas,
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SDL_Surface * snapshot, int ox, int oy, int x, int y, SDL_Rect * update_rect);
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void lightning_line_callback_drag(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y);
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void lightning_line_callback_release(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y);
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Uint32 lightning_api_version(void)
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{
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return (TP_MAGIC_API_VERSION);
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}
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int lightning_init(magic_api * api)
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{
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char fname[1024];
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snprintf(fname, sizeof(fname), "%s/sounds/magic/lightning.ogg", api->data_directory);
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snd_effect = Mix_LoadWAV(fname);
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return (1);
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}
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int lightning_get_tool_count(magic_api * api)
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{
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return (1);
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}
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SDL_Surface *lightning_get_icon(magic_api * api, int which)
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{
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char fname[1024];
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snprintf(fname, sizeof(fname), "%s/images/magic/lightning.png", api->data_directory);
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return (IMG_Load(fname));
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}
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char *lightning_get_name(magic_api * api, int which)
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{
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return strdup(gettext("Lightning"));
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}
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int lightning_get_group(magic_api * api, int which)
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{
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return MAGIC_TYPE_ARTISTIC;
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}
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char *lightning_get_description(magic_api * api, int which, int mode)
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{
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return strdup(gettext("Click, drag, and release to a lightning bolt between two points."));
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}
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int lightning_requires_colors(magic_api * api, int which)
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{
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return 1;
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}
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int lightning_modes(magic_api * api, int which)
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{
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return MODE_PAINT;
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}
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void lightning_shutdown(magic_api * api)
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{
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if (snd_effect != NULL)
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Mix_FreeChunk(snd_effect);
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}
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void
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lightning_click(magic_api * api, int which, int mode,
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SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect)
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{
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sx = x;
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sy = y;
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lightning_drag(api, which, canvas, snapshot, x, y, x, y, update_rect);
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}
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void
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lightning_drag(magic_api * api, int which, SDL_Surface * canvas,
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SDL_Surface * snapshot, int ox, int oy, int x, int y, SDL_Rect * update_rect)
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{
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/* FIXME: This could be made more efficient
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(only blit and update between (sx,sy) and (x,y), though
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it should also cover the area extending to (ox,oy),
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to avoid leaving trails */
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update_rect->x = 0;
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update_rect->y = 0;
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update_rect->w = canvas->w;
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update_rect->h = canvas->h;
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SDL_BlitSurface(snapshot, update_rect, canvas, update_rect);
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api->line((void *)api, which, canvas, snapshot, sx, sy, x, y, 1, lightning_line_callback_drag);
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}
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void
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lightning_release(magic_api * api, int which,
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SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect)
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{
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/* FIXME: This could be made more efficient
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(only blit and update between (sx,sy) and (x,y), though
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it should also cover the area extending to (ox,oy),
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to avoid leaving trails */
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update_rect->x = 0;
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update_rect->y = 0;
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update_rect->w = canvas->w;
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update_rect->h = canvas->h;
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SDL_BlitSurface(snapshot, update_rect, canvas, update_rect);
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api->line((void *)api, which, canvas, snapshot, sx, sy, x, y, 1, lightning_line_callback_release);
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api->stopsound();
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api->playsound(snd_effect, (x * 255) / canvas->w, 255);
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}
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void lightning_set_color(magic_api * api, Uint8 r, Uint8 g, Uint8 b)
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{
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lightning_r = r;
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lightning_g = g;
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lightning_b = b;
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}
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void lightning_line_callback_drag(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y)
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{
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magic_api *api = (magic_api *) ptr;
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api->xorpixel(canvas, x, y);
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}
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void lightning_line_callback_release(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y)
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{
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magic_api *api = (magic_api *) ptr;
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// FIXME
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api->putpixel(canvas, x, y, SDL_MapRGB(canvas->format, lightning_r, lightning_g, lightning_b));
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}
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void lightning_switchin(magic_api * api, int which, int mode, SDL_Surface * canvas)
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{
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}
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void lightning_switchout(magic_api * api, int which, int mode, SDL_Surface * canvas)
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{
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}
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