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1answer
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How to compute barycentric coordinates in a systematic and efficient way?

As part of a ray tracer implementation, I need to compute the barycentric coordinates in a triangle in 3D in order to decide if a ray hits the triangle or not. In theory this could be done by simply ...
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1answer
259 views

Bresenham Vs Midpoint Circle drawing algorithm

Can somebody explain the difference between Bresenham and Midpoint Circle drawing algorithms? All I am able to understand is that in both algorithms we compute coordinates of an octant instead of ...
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0answers
214 views

Algorithm for sweeping a 2d shape along a curve?

I am trying to create a graphics application where the user can use an arbitrary shape as a "brush", which will be swept along the drawing path. The shape may be transformed along the path (rotated, ...