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3
votes
1answer
84 views

Surface normal to screen angle

I've been struggling to get this working. I simply wish to take a surface normal and convert it to a screen angle. As an example, assuming we're working with the highlighted surface on the sphere ...
2
votes
1answer
69 views

Using normals in DirectX 10

I've got a working OBJ loader that loads vertices, indices, texture coordinates, and normals. As of right now it doesn't process texture coordinates or normals but it stores them in arrays and creates ...
0
votes
1answer
41 views

XNA Diffuse Shader Issue. Edge lighting problem. Image Attached

As you can see in this image the diffuse shading is working correctly in some places but in other places such as the the bottom of the sphere you can see the squares/triangles of the mesh. Any ...
0
votes
1answer
115 views

Make Gameobject Stand On Surface Facing Certain Direction

I want to make a biped character stand on any surface I click on. Surfaces have up vectors of any of positive or negative X,Y,Z. So imagine a cube with each face being a gameobject whose up vector ...
2
votes
0answers
189 views

Vertex Normals, Loading Mesh Data

My test FBX mesh is a cube. From what I surmise, it seems that the cube is on the extreme end of this issue, but I believe that the same issue would be able to occur in any mesh: Each vertex has 3 ...
0
votes
0answers
19 views

How to fix surface normal for mesh

I am developing an application that has to take STL files from users. However, some modeling programs seem to invert some of the surface normals. Basically some surface normals will be facing inward ...