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1answer
504 views

Stencil mask with AlphaTestEffect

I am trying to pull off the following effect in XNA 4.0: http://eng.utah.edu/~brendanw/question.jpg The purple area has 50% opacity. I have gotten pretty close with the following code: public ...
1
vote
1answer
31 views

Correcting Lighting in Stencil Reflections

I'm just playing around with OpenGL seeing how different methods of making shadows and reflections work. I've been following this tutorial which describes using GLUT_STENCIL's and MASK's to create a ...
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0answers
43 views

Alternative to z-fail

This question is less technical but maybe someone had similar thoughts. I am wondering if the following algorithm still harms the stencil shadow patent? It is concerned with the invention of a "new ...
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0answers
57 views

Can you do a stencil glow with native GM:S commands?

I am looking to a stencil glow on GM:S with d3d_* functions. I could not find anything how to access the stencil buffer though. Is it even possible to access the stencil buffer without using an ...
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0answers
187 views

Stencil buffer appears to not be decrementing values correctly

I'm attempting to use the stencil buffer as a clipper for my UI system, but I'm having trouble debugging a problem I'm running in to. This is what I'm doing: A widget can pass a rectangle to the the ...