just ran over an issue in the latest release (4.0.1). haxepunk.graphics.hardware.opengl.GLUtils.checkForErros still trying to GL.getError even in release mode. this seems to slow down the performance dramatically in case when running html5 app in android webview. probably not very common case, but commenting out this part also made rendering smoother even on windows. probably this will help somebody
Posts made by kanakro
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HaxePunk 4.0 performance issue (GL.getError)
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RE: Rendering multiple scenes
ok, if someone's interested, i'll describe what did the trick for me:
i've pushed the second scene with some delay, like this:var scene1:Scene = new Scene(); var e1:Entity = new Entity(0, 0, Image.createRect(100, 100, 0xff0000)); scene1.add(e1); new haxe.Timer(1000).run = function(){ e1.x += 1; } var scene2:Scene = new Scene(); scene2.bgAlpha = 0; var e2:Entity = new Entity(0, 0, Image.createRect(50, 50, 0x00ff00)); scene2.add(e2); new haxe.Timer(1000).run = function(){ e2.y += 1; } HXP.engine.pushScene(scene1); haxe.Timer.delay(function(){ HXP.engine.pushScene(scene2); }, 1000);
it gives the first scene time to update it's add/remove list, which adds entities to the display list.
not sure if it is the best practice though. added coordinate shift to demonstrate that both scenes are upated correctly afterwards -
Rendering multiple scenes
Hi, is it possible to have multiple scenes rendered at once?
i try smth like this:var scene1:Scene = new Scene(); var e1:Entity = new Entity(0, 0, Image.createRect(100, 100, 0xff0000)); scene1.add(e1); var scene2:Scene = new Scene(); scene2.bgAlpha = 0; var e2:Entity = new Entity(0, 0, Image.createRect(50, 50, 0x00ff00)); scene2.add(e2); HXP.engine.pushScene(scene1); HXP.engine.pushScene(scene2);
and i can only see scene2, the green square
i've already asked this question here: http://forum.haxepunk.com/topic/21/applying-shaders-to-everything-except-ui/3
but probably someone else will see it, if i create a new topic. sorry if it is against the rules -
RE: Applying Shaders to everything except UI
@bendmorris
Hi, is it possible to have multiple scenes rendered at once?
i try smth like this:var scene1:Scene = new Scene(); var e1:Entity = new Entity(0, 0, Image.createRect(100, 100, 0xff0000)); scene1.add(e1); var scene2:Scene = new Scene(); scene2.bgAlpha = 0; var e2:Entity = new Entity(0, 0, Image.createRect(50, 50, 0x00ff00)); scene2.add(e2); HXP.engine.pushScene(scene1); HXP.engine.pushScene(scene2);
and i can only see scene2, the green square