ggx_common.h File Reference

Defines the GGX BSDF. More...

#include <cugar/linalg/vector.h>
#include <cugar/basic/numbers.h>
#include <cugar/bsdf/differential_geometry.h>

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Namespaces
	cugar
	Define a vector_view POD type and plain_view() for std::vector.

Functions
CUGAR_FORCEINLINE CUGAR_HOST_DEVICE Vector3f	cugar::microfacet (const Vector3f V, const Vector3f L, const Vector3f N, const float inv_eta)
CUGAR_FORCEINLINE CUGAR_HOST_DEVICE Vector3f	cugar::vndf_microfacet (const Vector3f V, const Vector3f L, const Vector3f N, const float inv_eta)
CUGAR_FORCEINLINE CUGAR_HOST_DEVICE float	cugar::hvd_ggx_eval (const float2 &inv_alpha, const float nh, const float ht, const float hb)
CUGAR_FORCEINLINE CUGAR_HOST_DEVICE float3	cugar::hvd_ggx_sample (const float2 &samples, const float inv_alpha)
CUGAR_FORCEINLINE CUGAR_HOST_DEVICE float3	cugar::hvd_ggx_sample (const float2 &samples, const float2 &inv_alpha)
CUGAR_FORCEINLINE CUGAR_HOST_DEVICE Vector2f	cugar::ggx::Fu (const float u, const float2 ia, const float2 b)
CUGAR_FORCEINLINE CUGAR_HOST_DEVICE Vector2f	cugar::ggx::Ju (const float u, const float2 ia, const float2 b)
CUGAR_FORCEINLINE CUGAR_HOST_DEVICE bool	cugar::ggx::refine_solution (float &u, const float2 ia, const float2 b)
CUGAR_FORCEINLINE CUGAR_HOST_DEVICE bool	cugar::ggx::invert (float &u, const float2 ia, const float2 b)
CUGAR_FORCEINLINE CUGAR_HOST_DEVICE float2	cugar::hvd_ggx_invert (const float3 H, const float2 inv_alpha)
CUGAR_FORCEINLINE CUGAR_HOST_DEVICE float3	cugar::vndf_ggx_smith_sample (const float2 samples, const float2 alpha, const Vector3f _V)
CUGAR_FORCEINLINE CUGAR_HOST_DEVICE float2	cugar::vndf_ggx_smith_invert (const Vector3f _N, const float2 alpha, const Vector3f _V)

Detailed Description

Defines the GGX BSDF.

This module provides a GGX BSDF implementation