Search found 7 matches

by Yeyan
Wed May 24, 2017 3:45 am
Forum: CloudCompare
Topic: if there is memory leaks when draw pointcloud frequently?
Replies: 3
Views: 13070

Re: if there is memory leaks when draw pointcloud frequently?

ok,thanks!
i will check my code,may be the leak is from other code!
by Yeyan
Tue May 23, 2017 7:09 am
Forum: CloudCompare
Topic: if there is memory leaks when draw pointcloud frequently?
Replies: 3
Views: 13070

if there is memory leaks when draw pointcloud frequently?

Hi: I write a octree to draw huge amount of point cloud(almost 5 billion points) myself. when i draw pointcloud,i find the memory is growing. for test is there memory leaks , I write some test code like following: when i remove all children ,i find there is about 40M memory leak , but then i move mo...
by Yeyan
Mon Mar 13, 2017 2:57 am
Forum: CloudCompare
Topic: thread ccglwindow error
Replies: 2
Views: 10149

Re: thread ccglwindow error

OK,thank you! I'll try it!
by Yeyan
Sat Mar 11, 2017 8:55 am
Forum: CloudCompare
Topic: thread ccglwindow error
Replies: 2
Views: 10149

thread ccglwindow error

Hello: in the version 2.6, ccglwindow has macro THREADED_GL_WIDGET, it likes Threaded GL rendering, but when i run it, it errored at "setContext(glContext) " in "initialize()" like follow: ASSERT failure in QCoreApplication::sendEvent: "Cannot send events to objects owned by...
by Yeyan
Mon Aug 08, 2016 2:39 am
Forum: CloudCompare
Topic: how to get a range of pointclouds?
Replies: 1
Views: 6692

how to get a range of pointclouds?

Hello: I have a .las file, when I have loaded it, i just want get a range of point clouds to show it, for example: a point p(x,y,z) and a range 100, just like a box or sphere, how to get point clouds in the range quickly? can I use 'octree' to do faster get this points, if it is, how should I use it...
by Yeyan
Thu Jul 28, 2016 1:01 am
Forum: CloudCompare
Topic: How to add texture information in "ccSphere" class?
Replies: 14
Views: 8387

Re: How to add texture information in "ccSphere" class?

1 - if you need to rotate your image, then your texture coordinates are probably inverted (you'll have to invert X and Y typically) 2 - to do a panoramic view, you'll need to switch to perspective mode. Moreover, it may be easier to use the 'bubble view mode'. To activate it, you'll simply need to ...
by Yeyan
Wed Jul 27, 2016 8:09 am
Forum: CloudCompare
Topic: How to add texture information in "ccSphere" class?
Replies: 14
Views: 8387

Re: How to add texture information in "ccSphere" class?

Ok: - the texture seems rotated of 90 degrees, therefore I guess you should check the roles of A, B, C and D (for a texture, the (0,0) coordinate is the upper left pixel, and (1,1) the lower bottom pixel). - considering the repetition of the texture pattern, it seems you have also missed the fact t...