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interplayoflight.wordpress.com | ||
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placeholderart.wordpress.com
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| | | | | In this post I will cover implementing and optimizing runtime environment map filtering for image based lighting (IBL). Before we get started, this approach is covered in depth in Real Shading in Unreal Engine 4and Moving Frostbite to Physically Based Rendering, you should really check them out if you want more background and information than... | |
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morad.in
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| | | | | Foreword Since the release of the latest installment in the Metro series I've spent a few hours looking under the hood and I think there are some things that might be interesting to other tech oriented people. My goal is not to do an extensive analysis or to dig into the shader disassembly but to [...] | |
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auzaiffe.wordpress.com
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| | | | | In this blog post, you will find an implementation for importance sampling a VNDF (GGX-Smith) isotropic distribution that is 15% faster than the current state of the art and doesn't require building a local basis. Here is the HLSL implementation: float3 sample_vndf_isotropic(float2 u, float3 wi, float alpha, float3 n) { // decompose the floattor in... | |
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jamie-wong.com
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