Comments on: Trying To Solve Three Things At Once https:/2017/03/trying-to-solve-three-things-at-once/ Developer resources for the X-Plane flight simulator Thu, 23 Mar 2017 17:17:42 +0000 hourly 1 https://wordpress.org/?v=6.6.1 By: Daniela https:/2017/03/trying-to-solve-three-things-at-once/#comment-18452 Thu, 23 Mar 2017 17:17:42 +0000 http://xplanedev.wpengine.com/?p=7540#comment-18452 In reply to Peter.

I reported that a while ago, it should be in the bug tracker system.

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By: Daniela https:/2017/03/trying-to-solve-three-things-at-once/#comment-18451 Thu, 23 Mar 2017 17:16:36 +0000 http://xplanedev.wpengine.com/?p=7540#comment-18451 In reply to Dellanie .B.

Oh god, the day X-Plane has that, I won’t be able to get back to real life anymore šŸ™‚

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By: SL9 https:/2017/03/trying-to-solve-three-things-at-once/#comment-18431 Thu, 23 Mar 2017 02:16:20 +0000 http://xplanedev.wpengine.com/?p=7540#comment-18431 X-Plane is freezing for me (PB15) on an iMac when I use keyboard commands to alter the time of day (doing the same in the UI does not crash the sim). This seems to only apply when I do a rapid change (i.e. Shift-L)

The freezing necessitates me manually having to restart my Mac by holding the power button. I can still hear aircraft sounds, but there is no visual movement and the entire system becomes unresponsive.

Just wanted to check this is not a known bug?

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By: Dellanie .B https:/2017/03/trying-to-solve-three-things-at-once/#comment-18429 Wed, 22 Mar 2017 20:39:27 +0000 http://xplanedev.wpengine.com/?p=7540#comment-18429 In reply to Ben Supnik.

Completely agree with this, however at this stage, people want the short-term solution.

Unigine managed to get a pretty good volumnetric cloud rendering system in : https://www.youtube.com/watch?v=tui5-x2i2zw

Maybe one day when our tech is on steroids šŸ˜‰

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By: Ron Lynd https:/2017/03/trying-to-solve-three-things-at-once/#comment-18425 Wed, 22 Mar 2017 18:14:44 +0000 http://xplanedev.wpengine.com/?p=7540#comment-18425 If I understand this behavior you were describing in the quoted text below, would it be possible for you to apply it to another instrument so behaves in a favorable way: the VOR indicator OBS knob. Currently in X plane 10.51, if you drag the OBS knob and let go near the desired radial, it can land between two radials as seen in the data output (i.e., 075.53, 167.2, etc). When using the scroll wheel support, it does a nice job of going one radial at a time. However it will always land on the in-between value that occurred when the drag manipulation last took place. This air can lead to one being off airway center aligned with tracking a long radio segment along an airway. True, it is likely we will still be within the tolerance of the width of the airway even if we are up to a degree off, but it’s always fun to be on course when we look at ourselves on the map after tracking carefully with the centered CDI.

“X-Plane 10 introduced a new, accidental, unwelcome behavior: it snaps certain datarefs (E.g. the autopilot VVI and altitude) to a fixed grid every frame. If you use DataRef Editor to set the autopilot altitude to 10,001 feet, it will jump back to 10,000.

The goal of this code was to allow panel knobs to freely spin an autopilot value for smooth animation ā€“ if the physical display in the cockpit is an animated mechanical roller, not snapping to the grid makes it look like itā€™s turning. When the user finishes spinning the knob, it ā€œlandsā€ on an even number like 10050 feet, just like the real aircraft would”

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By: Ben Supnik https:/2017/03/trying-to-solve-three-things-at-once/#comment-18422 Wed, 22 Mar 2017 15:56:45 +0000 http://xplanedev.wpengine.com/?p=7540#comment-18422 In reply to Kopelent JĆ¼rgen.

I’m not sure how important the label on the rendering tech of cloud systems is. In the end:
– Pretty much anything that responds to camera location is at least somewhat 3-d.
– Anything that is on your computer monitor (without VR goggles or stereo-LCD like NVidia was promoting on gaming laptops) is distinctly 2-d.

Particle systems are usually rendered via billboard, and billboards are one of multiple ways of rasterizing a theoretically 3-d thing onto a 2-d screen. And rasterizing 3-d volumetric data with with billboard clouds goes way back to both the Wang paper that was the foundation of MSFS’s clouds and the academic paper that Austin found that formed the foundation of X-plane 7’s. (I don’t recall the original paper Austin used, but it was the original “make a point cloud, sort to the camera, and rasterize it to capture self-shadow.” What we do now is quite a bit different in terms of lighting, but it’s still a 3-d point cloud approximation of a mathematical 3-d volume rasterized as 2-d billboards.)

For every cloud system in this bucket, it’s like Penn-and-Teller – no one has made a ball disappear from reality, but there’s considerable art to slipping it into your coat pocket in a way no one can notice. Having fought like hell with our cloud system for years, I appreciate anyone who can make a volume->particle->billboard system look good.

The “big” jump in cloud tech is for the systems that are using ray marching/volume tracing. This skips the particle and billboard step completely and directly attempts to trace the underlying volume on the GPU. It’s way more expensive in terms of compute resources, but it’s a better fit than particles for what the GPU is good at, and gets a bunch of other nice rendering properties too.

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By: Peter https:/2017/03/trying-to-solve-three-things-at-once/#comment-18421 Wed, 22 Mar 2017 11:24:00 +0000 http://xplanedev.wpengine.com/?p=7540#comment-18421 In reply to Peter.

better screenshot (png) : https://s29.postimg.org/5gzak43vb/b738_1.png

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By: Peter https:/2017/03/trying-to-solve-three-things-at-once/#comment-18420 Wed, 22 Mar 2017 11:22:03 +0000 http://xplanedev.wpengine.com/?p=7540#comment-18420 Hi,
is it by design or are the titles of airports in default 737’s NAV display too small – unreadable?

[IMG]http://i65.tinypic.com/e6ruwx.jpg[/IMG]

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By: Kopelent JĆ¼rgen https:/2017/03/trying-to-solve-three-things-at-once/#comment-18417 Wed, 22 Mar 2017 08:40:33 +0000 http://xplanedev.wpengine.com/?p=7540#comment-18417 In reply to Eric.

no, they donĀ“t use particle system at the moment. This clouds are 2D clouds. I have created the last two weeks for XEnviro new alternate alternate clouds.

http://forums.x-plane.org/index.php?/files/file/36688-xenviro-experimental-clouds-for-payware-xenviro/

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By: Carsten https:/2017/03/trying-to-solve-three-things-at-once/#comment-18412 Tue, 21 Mar 2017 21:10:58 +0000 http://xplanedev.wpengine.com/?p=7540#comment-18412 In reply to Carsten.

link: http://forums.x-plane.org/index.php?/forums/topic/117903-improved-cockpit-shadows/#comment-1141682

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