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Questions tagged [area]

The tag has no usage guidance.

2
votes
1answer
999 views

Path tracing with Next event estimation and area lights auto occlusion

I am working my way through my first path tracer and I am currently designing how to deal with area lights. I have two questions: Each object in my scene can have a Light attached to it, this is how ...
2
votes
1answer
118 views

Compute area (not surface area) and perimeter of a mesh

I'm currently researching how to compute geometric properties of architectural shapes based on their 3D meshes, and am stuck for some time on the area and perimeter calculations. First, the area: ...
8
votes
1answer
1k views

Area Lights in Path Tracing

I have been following the scratchapixel ray tracing tutorials online which have been great at explaining the theory behind everything & how to implement it. However, I reached the point where I ...