common.h File Reference

#include "kernel/sample/mapping.h"

Go to the source code of this file.

Classes
struct	LightSample

Typedefs
typedef CCL_NAMESPACE_BEGIN struct LightSample	LightSample

Functions
ccl_device_inline float3	ellipse_sample (float3 ru, float3 rv, float2 rand)
ccl_device_inline float3	rectangle_sample (float3 ru, float3 rv, float2 rand)
ccl_device float3	disk_light_sample (float3 n, float2 rand)
ccl_device float	light_pdf_area_to_solid_angle (const float3 Ng, const float3 I, float t)
ccl_device_inline bool	is_light_shader_visible_to_path (const int shader, const uint32_t path_flag)

Typedef Documentation

LightSample

typedef CCL_NAMESPACE_BEGIN struct LightSample LightSample

Function Documentation

disk_light_sample()

ccl_device float3 disk_light_sample	(	float3	n,
		float2	rand )

Definition at line 44 of file light/common.h.

References ellipse_sample(), and make_orthonormals().

Referenced by point_light_sample(), and spot_light_sample().

ellipse_sample()

ccl_device_inline float3 ellipse_sample	(	float3	ru,
		float3	rv,
		float2	rand )

Definition at line 33 of file light/common.h.

References sample_uniform_disk(), float2::x, and float2::y.

Referenced by area_light_eval(), background_portal_sample(), and disk_light_sample().

is_light_shader_visible_to_path()

ccl_device_inline bool is_light_shader_visible_to_path	(	const int	shader,
		const uint32_t	path_flag )

Definition at line 64 of file light/common.h.

References PATH_RAY_CAMERA, PATH_RAY_DIFFUSE, PATH_RAY_GLOSSY, PATH_RAY_REFLECT, PATH_RAY_TRANSMIT, PATH_RAY_VOLUME_SCATTER, SHADER_EXCLUDE_ANY, SHADER_EXCLUDE_CAMERA, SHADER_EXCLUDE_DIFFUSE, SHADER_EXCLUDE_GLOSSY, SHADER_EXCLUDE_SCATTER, and SHADER_EXCLUDE_TRANSMIT.

Referenced by integrate_distant_lights(), integrate_light(), and integrator_eval_background_shader().

light_pdf_area_to_solid_angle()

ccl_device float light_pdf_area_to_solid_angle	(	const float3	Ng,
		const float3	I,
		float	t )

Definition at line 53 of file light/common.h.

References dot(), and I.

Referenced by area_light_eval(), area_light_mnee_sample_update(), background_portal_pdf(), background_portal_sample(), point_light_sample(), point_light_sample_from_intersection(), spot_light_sample(), and spot_light_sample_from_intersection().

rectangle_sample()

ccl_device_inline float3 rectangle_sample	(	float3	ru,
		float3	rv,
		float2	rand )

Definition at line 39 of file light/common.h.

References float2::x, and float2::y.

Referenced by area_light_eval().