differential.h File Reference

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Functions
CCL_NAMESPACE_BEGIN ccl_device void	differential_transfer (ccl_private differential3 *surface_dP, const differential3 ray_dP, float3 ray_D, const differential3 ray_dD, float3 surface_Ng, float ray_t)
ccl_device void	differential_incoming (ccl_private differential3 *dI, const differential3 dD)
ccl_device void	differential_dudv (ccl_private differential *du, ccl_private differential *dv, float3 dPdu, float3 dPdv, differential3 dP, float3 Ng)
ccl_device differential	differential_zero ()
ccl_device differential3	differential3_zero ()
ccl_device_forceinline float	differential_zero_compact ()
ccl_device_forceinline float	differential_make_compact (const differential3 D)
ccl_device_forceinline void	differential_transfer_compact (ccl_private differential3 *surface_dP, const float ray_dP, const float3, const float ray_dD, const float3 surface_Ng, const float ray_t)
ccl_device_forceinline void	differential_incoming_compact (ccl_private differential3 *dI, const float3 D, const float dD)

Function Documentation

differential3_zero()

ccl_device differential3 differential3_zero

(

)

Definition at line 95 of file differential.h.

References zero_float3().

Referenced by shader_setup_from_background(), shader_setup_from_curve(), and shader_setup_from_sample().

differential_dudv()

ccl_device void differential_dudv	(	ccl_private differential *	du,
		ccl_private differential *	dv,
		float3	dPdu,
		float3	dPdv,
		differential3	dP,
		float3	Ng
	)

Definition at line 37 of file differential.h.

References differential3::dx, differential3::dy, fabsf, float3::x, float3::y, and float3::z.

Referenced by shader_setup_from_ray().

differential_incoming()

ccl_device void differential_incoming	(	ccl_private differential3 *	dI,
		const differential3	dD
	)

Definition at line 28 of file differential.h.

References differential3::dx, and differential3::dy.

Referenced by shader_setup_from_background().

differential_incoming_compact()

ccl_device_forceinline void differential_incoming_compact	(	ccl_private differential3 *	dI,
		const float3	D,
		const float	dD
	)

Definition at line 139 of file differential.h.

References D(), and make_orthonormals().

Referenced by shader_setup_from_ray().

differential_make_compact()

ccl_device_forceinline float differential_make_compact

(

const differential3

D

)

Definition at line 117 of file differential.h.

References D(), and len.

Referenced by camera_sample_orthographic(), camera_sample_panorama(), camera_sample_perspective(), integrate_surface_bsdf_bssrdf_bounce(), integrator_init_from_bake(), shadow_ray_setup(), svm_node_enter_bump_eval(), and OSLRenderServices::trace().

differential_transfer()

CCL_NAMESPACE_BEGIN ccl_device void differential_transfer	(	ccl_private differential3 *	surface_dP,
		const differential3	ray_dP,
		float3	ray_D,
		const differential3	ray_dD,
		float3	surface_Ng,
		float	ray_t
	)

Definition at line 10 of file differential.h.

References blender::math::dot(), differential3::dx, and differential3::dy.

differential_transfer_compact()

ccl_device_forceinline void differential_transfer_compact	(	ccl_private differential3 *	surface_dP,
		const float	ray_dP,
		const	float3,
		const float	ray_dD,
		const float3	surface_Ng,
		const float	ray_t
	)

Definition at line 122 of file differential.h.

References make_orthonormals().

Referenced by shader_setup_from_ray(), and Camera::world_to_raster_size().

differential_zero()

ccl_device differential differential_zero

(

)

Definition at line 86 of file differential.h.

Referenced by shader_setup_from_background(), shader_setup_from_curve(), and shader_setup_from_sample().

differential_zero_compact()

ccl_device_forceinline float differential_zero_compact

(

)

Definition at line 112 of file differential.h.

Referenced by camera_sample_orthographic(), camera_sample_perspective(), integrator_init_from_bake(), integrator_state_read_shadow_ray(), shadow_ray_setup(), subsurface_disk(), and subsurface_random_walk().