Search found 8 matches
- Fri Nov 28, 2008 3:57 pm
- Forum: Advanced Help
- Topic: Surface normals for polygons/nurbs
- Replies: 1
- Views: 369
Surface normals for polygons/nurbs
Hi all, First of all although I searched for sometime, I could not get a clear topic on this issue. Hereafter I will use polygon surface : a surface which has triangles having all 3 vertices exactly the same normals nurbs surface : a surface which has triangles having vertices set to different norma...
- Fri Jul 04, 2008 12:44 pm
- Forum: Advanced Help
- Topic: Object rotation at camera look at direction
- Replies: 13
- Views: 3311
After 4 days of full throttle struggle, eventually (just before a heart attack) I found the way the program likes. I dont mention about plenty of ways it does not like or crippled solutions. I am programming .net cp and here is the solution and explanation sn is an empty scene node just to perform r...
- Thu Jul 03, 2008 4:06 pm
- Forum: Advanced Help
- Topic: Object rotation at camera look at direction
- Replies: 13
- Views: 3311
You should be right its related to up vector to my calculations but also there is the up/down issue Camera view Camera up Required rotation =========== ========= ================= 1,0,0 --- 0,1,0 clockwise? around Y (with mouse right/left) and around Z (with mouse up/down) 0,0,1 --- 0,1,0 clockwise?...
- Thu Jul 03, 2008 1:31 pm
- Forum: Advanced Help
- Topic: Object rotation at camera look at direction
- Replies: 13
- Views: 3311
- Thu Jul 03, 2008 1:17 pm
- Forum: Advanced Help
- Topic: Object rotation at camera look at direction
- Replies: 13
- Views: 3311
To clarify, I am giving it as an example we have a fixed camera looking at target direction (0,0,1) and positioned at (0,0,0) now we have an object(node) positioned at (0,0,1) in front of the camera rotation (0,90,0) To rotate object we can use the function //--- rotate node relative to its current ...
- Thu Jul 03, 2008 12:06 pm
- Forum: Advanced Help
- Topic: Object rotation at camera look at direction
- Replies: 13
- Views: 3311
Object rotation at camera look at direction
Hi all, I want to rotate my object node at camera look at direction, any body knows how to do it ? In the former mails there is object rotation but not in the camera axis direction. Only you can rotate the node in its native coordinate space. I investigated maya camera but could not resolve for this...
- Sun Jun 29, 2008 8:18 pm
- Forum: Beginners Help
- Topic: mesh hierarchy accessing for 3ds
- Replies: 1
- Views: 152
mesh hierarchy accessing for 3ds
Hi, I am looking for a method to... load my 3ds model file and access a subpart of this mesh As an example I have a car with 4 tyres and I want to rotate the tyres of the car during car movement. So I need to access the 4 wheel sub-meshes and rotate them accordingly How can I do that in irrlicht (PS...
- Fri Apr 04, 2008 5:11 am
- Forum: Beginners Help
- Topic: Issue when trying to use irrlicht in a .net managed form.
- Replies: 3
- Views: 506
Hi All, I want to use irrlicht on a windows form appllication Currently I am implementing my code on irrlicht CP with C# but the point is due to the wrapper code, its more than half slower for my current code comparing to C++. Is it possible to use irrlicht (without any wrapper code) in managed C++ ...