kiss-lang/hollywoo-flixel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Hollywoo-flixel do polygon-based lighting

Browse Source
This commit is contained in:
Nat Quayle Nelson
2023-03-29 10:49:42 -06:00
parent 507c2e9bf1
commit a6eb848429
2 changed files with 54 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
src/hollywoo_flixel/FlxDirector.hx
View File

@@ -18,9 +18,25 @@ import flixel.text.FlxText;
import flixel.system.FlxSound; import flixel.system.FlxSound;
import flixel.FlxCamera; import flixel.FlxCamera;
import flixel.util.FlxTimer; import flixel.util.FlxTimer;
import flixel.math.FlxPoint;
import haxe.Constraints; import haxe.Constraints;
import kiss_flixel.SpriteTools; import kiss_flixel.SpriteTools;
import haxe.ds.Option; import haxe.ds.Option;
using flixel.util.FlxSpriteUtil;
import openfl.display.BitmapData;
import openfl.display.BitmapDataChannel;
import openfl.geom.Rectangle;
import openfl.geom.Point;
@:build(kiss.Kiss.build()) @:build(kiss.Kiss.build())
class FlxDirector implements Director<FlxSprite, FlxScreenPosition, ActorFlxSprite, FlxSound, String, FlxSprite, FlxSound, FlxCamera, FlxLightSource> {} class FlxDirector implements Director<FlxSprite, FlxScreenPosition, ActorFlxSprite, FlxSound, String, FlxSprite, FlxSound, FlxCamera, FlxLightSource> {
public static function blackAlphaMaskFlxSprite(sprite:FlxSprite, mask:FlxSprite, output:FlxSprite):FlxSprite
{
sprite.drawFrame();
var data:BitmapData = sprite.pixels.clone();
data.copyChannel(mask.pixels, new Rectangle(0, 0, sprite.width, sprite.height), new Point(), BitmapDataChannel.RED, BitmapDataChannel.ALPHA);
output.pixels = data;
return output;
}
}

37
src/hollywoo_flixel/FlxDirector.kiss
View File

@@ -31,6 +31,8 @@
(setSprite.updateHitbox) (setSprite.updateHitbox)
(setSprite.screenCenter)) (setSprite.screenCenter))
(otherwise)) (otherwise))
// TODO draw a sky background depending on time of day, int/ext
(FlxG.cameras.remove flxMovie.uiCamera false) (FlxG.cameras.remove flxMovie.uiCamera false)
(FlxG.cameras.remove flxMovie.screenCamera false) (FlxG.cameras.remove flxMovie.screenCamera false)
(FlxG.cameras.add camera) (FlxG.cameras.add camera)
@@ -45,6 +47,41 @@
(FlxG.state.remove set) (FlxG.state.remove set)
(cc)) (cc))
(method :FlxSprite drawLight [:FlxLightSource source]
(lightSprite.drawPolygon source.points source.color (object color FlxColor.TRANSPARENT))
(lightMask.drawPolygon source.points FlxColor.BLACK (object color FlxColor.TRANSPARENT)))
(var EVENING_COLOR (FlxColor.fromRGBFloat 0.5 0 0.5 0.2))
(var NIGHT_COLOR (FlxColor.fromRGBFloat 0 0 0 0.5))
(prop &mut :FlxSprite lightSprite null)
(prop &mut :FlxSprite lightMask null)
(prop &mut :FlxSprite darkness null)
(prop &mut :FlxColor darkColor FlxColor.BLACK)
(method :Void showLighting [:SceneTime sceneTime :Array<FlxLightSource> lightSources :FlxCamera camera]
(set lightSprite (new FlxSprite))
(lightSprite.makeGraphic FlxG.width FlxG.height FlxColor.TRANSPARENT true)
(set lightMask (new FlxSprite))
(lightMask.makeGraphic FlxG.width FlxG.height FlxColor.WHITE true)
(set darkness (new FlxSprite))
// TODO handle morning better
(set darkColor (case sceneTime
(Evening EVENING_COLOR)
(Night NIGHT_COLOR)
(otherwise FlxColor.TRANSPARENT)))
(darkness.makeGraphic FlxG.width FlxG.height darkColor true)
(doFor source lightSources (drawLight source))
(blackAlphaMaskFlxSprite darkness lightMask darkness)
(set lightSprite.cameras [flxMovie.screenCamera])
(set darkness.alpha darkColor.alphaFloat)
(set darkness.cameras [flxMovie.screenCamera])
(FlxG.state.add darkness)
(FlxG.state.add lightSprite))
(method :Void hideLighting []
(FlxG.state.remove darkness)
(FlxG.state.remove lightSprite))
(method :Void cleanup [] 0) (method :Void cleanup [] 0)
(method :Option<AutoZConfig> autoZConfig [] (Some (object zPerLayer flxMovie.STAGE_BEHIND_DY frontLayer 0))) (method :Option<AutoZConfig> autoZConfig [] (Some (object zPerLayer flxMovie.STAGE_BEHIND_DY frontLayer 0)))