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 float dD)
ccl_device_forceinline float	differential_make_compact (const differential3 dD)
ccl_device_forceinline float	differential_incoming_compact (const float dD)
ccl_device_forceinline float	differential_transfer_compact (const float ray_dP, const float3, const float ray_dD, const float ray_t)
ccl_device_forceinline differential3	differential_from_compact (const float3 D, const float dD)
ccl_device void	differential_dudv_compact (ccl_private differential *du, ccl_private differential *dv, float3 dPdu, float3 dPdv, float dP, float3 Ng)

Function Documentation

differential3_zero()

ccl_device differential3 differential3_zero

(

)

Definition at line 97 of file differential.h.

References differential3::dx, differential3::dy, and zero_float3().

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 38 of file differential.h.

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

Referenced by differential_dudv_compact().

differential_dudv_compact()

ccl_device void differential_dudv_compact	(	ccl_private differential *	du,
		ccl_private differential *	dv,
		float3	dPdu,
		float3	dPdv,
		float	dP,
		float3	Ng )

Definition at line 150 of file differential.h.

References differential_dudv(), and differential_from_compact().

Referenced by shader_setup_from_ray().

differential_from_compact()

ccl_device_forceinline differential3 differential_from_compact	(	const float3	D,
		const float	dD )

Definition at line 139 of file differential.h.

References differential3::dx, differential3::dy, and make_orthonormals().

Referenced by differential_dudv_compact(), OSLRenderServices::get_background_attribute(), OSLRenderServices::getmessage(), shaderdata_to_shaderglobals(), svm_node_bump_P_dx(), svm_node_bump_P_dy(), svm_node_set_bump(), and svm_node_wireframe().

differential_incoming()

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

Definition at line 29 of file differential.h.

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

differential_incoming_compact()

ccl_device_forceinline float differential_incoming_compact

(

const float

dD

)

Definition at line 126 of file differential.h.

Referenced by shader_setup_from_ray().

differential_make_compact() [1/2]

ccl_device_forceinline float differential_make_compact

(

const differential3

dD

)

Definition at line 121 of file differential.h.

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

differential_make_compact() [2/2]

ccl_device_forceinline float differential_make_compact

(

const float

dD

)

Definition at line 116 of file differential.h.

Referenced by camera_sample_orthographic(), camera_sample_panorama(), camera_sample_perspective(), integrate_surface_bsdf_bssrdf_bounce(), integrate_surface_ray_portal(), integrator_init_from_bake(), osl_eval_nodes< SHADER_TYPE_SURFACE >(), 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 11 of file differential.h.

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

differential_transfer_compact()

ccl_device_forceinline float differential_transfer_compact	(	const float	ray_dP,
		const float3	,
		const float	ray_dD,
		const float	ray_t )

Definition at line 131 of file differential.h.

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

differential_zero()

ccl_device differential differential_zero

(

)

Definition at line 88 of file differential.h.

References differential::dx, and differential::dy.

Referenced by shader_setup_from_background(), and shader_setup_from_sample().

differential_zero_compact()

ccl_device_forceinline float differential_zero_compact

(

)

Definition at line 111 of file differential.h.

Referenced by camera_sample_orthographic(), camera_sample_panorama(), camera_sample_perspective(), integrator_init_from_bake(), integrator_state_read_shadow_ray(), shader_setup_from_background(), shader_setup_from_sample(), and shadow_ray_setup().