fade screen effect slowdown

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fade screen effect slowdown #436796 02/02/14 16:52 02/02/14 16:52
Joined: Dec 2009 Posts: 82 D Denn15 OP Junior Member
Denn15 OP Junior Member D Joined: Dec 2009 Posts: 82	in my game i have a red panel that covers the screen and gets visible and fades out when the player gets hurt, however it makes the fps drop significantly on some computers, so far only laptops, but they should be able to make such an effect without dropping in fps. i just want to know if there is another way to make the screen fade in and out with a color or if that is the only solution, or if there is a way to optimise it. Super Funkybox 2000

Re: fade screen effect slowdown [Re: Denn15] #436798 02/02/14 17:11 02/02/14 17:11
Joined: Oct 2011 Posts: 1,082 Germany C Ch40zzC0d3r Serious User
Ch40zzC0d3r Serious User C Joined: Oct 2011 Posts: 1,082 Germany	Are you using draw_quad to perfomt this action? draw_quad is (like all other _draw functions) very computing heavy!

Re: fade screen effect slowdown [Re: Ch40zzC0d3r] #436799 02/02/14 17:18 02/02/14 17:18
Joined: Dec 2009 Posts: 82 D Denn15 OP Junior Member
Denn15 OP Junior Member D Joined: Dec 2009 Posts: 82	Code: function take_damage() { wait(1); fadered.scale_x = screen_size.x; fadered.scale_y = screen_size.y; fadered.alpha = 30; effect_sprite("spark.tga", part6, 16, player_box.x, nullvector); while (fadered.alpha > 0) { fadered.alpha = fadered.alpha - 0.5 * 3 * time_step; wait (1); } } This is how i have made the fading effect. fadered is a panel consisting of a 64x64 red image. Last edited by Denn15; 02/02/14 17:18. Super Funkybox 2000

Re: fade screen effect slowdown [Re: Denn15] #436803 02/02/14 18:01 02/02/14 18:01
Joined: Mar 2010 Posts: 57 Germany, Niedersachsen LemmyTheSlayer Junior Member
LemmyTheSlayer Junior Member Joined: Mar 2010 Posts: 57 Germany, Niedersachsen	you might try to replace Code: fadered.scale_x = screen_size.x; fadered.scale_y = screen_size.y; with Code: fadered.scale_x = screen_size.x/64; fadered.scale_y = screen_size.y/64; scale_x and scale_y do not set the new panel size, they scale it. that means, if your screen size is 1024x768, you would have a panel with a width of 102464=65536 pixels and a breadth of 76864=49152 pixels. that makes 65536*49125=3219456000 pixels in total. of course most of them won't be visible on the screen, but afaik the calculations are made anyway. SCHLEIFE SCHLEIFE SCHLEIFE SCHLEIFE SCHLEIFE SCHLEIFE

Re: fade screen effect slowdown [Re: LemmyTheSlayer] #436805 02/02/14 18:36 02/02/14 18:36
Joined: Jan 2002 Posts: 4,225 Germany / Essen Uhrwerk Expert
Uhrwerk Expert Joined: Jan 2002 Posts: 4,225 Germany / Essen	You're confusing scale_x / y and size_x / y. Always learn from history, to be sure you make the same mistakes again...

Re: fade screen effect slowdown [Re: Uhrwerk] #436806 02/02/14 19:17 02/02/14 19:17
Joined: Dec 2009 Posts: 82 D Denn15 OP Junior Member
Denn15 OP Junior Member D Joined: Dec 2009 Posts: 82	doing like lemmytheslyaer suggested seems to work well. thanks for your help Super Funkybox 2000