Posts Tagged vertexbuffer

When getSize() Lies

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flash.sampler.getSize() is a handy tool for figuring out how much memory a class instance uses. However, it is often flat-out wrong. Today’s article tries it out on a variety of classes to find out which ones it works on and which ones it doesn’t.

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Vertex Shader Inputs Demystified

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Stage3D is hugely powerful, but with that power comes a very new and very complicated requirement for many programmers: shaders. Shaders are tiny programs that run on the GPU and are hugely limited compared to fancy CPU-side languages like AS3. For many programmers new to shaders these things are truly mind-bending. They’re even split into two parts: vertex and fragment shaders. Today’s article focuses on the two kinds of inputs to vertex shaders and seeks to explain them and clear up some of the confusion.

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