 | | Re: 3D Transformations Architecture Question
|
|
(...) Sorry. I guess I didn't fully understand why you wanted to do the pre-multiplies. Hopefully this reply will be closer to what you are looking for. LDView 1.0 did exactly what you suggest. It calculated the final coordinates for every single (...) (17 years ago, 13-Jul-07, to lugnet.cad, FTX)
|
| |
| | Re: 3D Transformations Architecture Question
|
|
(...) Travis, Thanks, but that answer is exactly what I was trying to avoid in this discussion. I understand about creating a transformation matrix, a camera matrix and a projection/perspective matrix. I understand about compositing them all for a (...) (17 years ago, 13-Jul-07, to lugnet.cad, FTX)
|
| |
| | Re: 3D Transformations Architecture Question
|
|
(...) Actually, based on what you write after the above, this is a "How do you draw in 3D?" question, which is fairly close to "How do you do 3D?". The implementation details of how 3D gets drawn to the screen tend to answer all your questions. When (...) (17 years ago, 13-Jul-07, to lugnet.cad, FTX)
|
| |
| | Re: 3D Transformations Architecture Question
|
|
Basically you keep 1 copy of the object with its vertices in their original position (local or model space). You take the local to world, world to view, view to projection and projection to viewport matrices and multiply them to get a single (...) (17 years ago, 13-Jul-07, to lugnet.cad)
|
| |
| | Re: Search path question
|
|
(...) The way I understand the file handeling system, this should not load. Because every file's references must be handled relative from the file being loaded (not to the main file). So calling sub/sub2.ldr from sub/sub1.ldr will look at (...) (17 years ago, 13-Jul-07, to lugnet.cad.dev)
|
