bvh.h File Reference

#include <embree3/rtcore_ray.h>
#include <embree3/rtcore_scene.h>
#include "kernel/device/cpu/compat.h"
#include "kernel/device/cpu/globals.h"
#include "kernel/bvh/types.h"
#include "kernel/bvh/util.h"
#include "kernel/geom/object.h"
#include "kernel/integrator/state.h"
#include "kernel/integrator/state_util.h"
#include "kernel/sample/lcg.h"
#include "util/vector.h"

Go to the source code of this file.

Classes
struct	CCLFirstHitContext
struct	CCLShadowContext
struct	CCLLocalContext
struct	CCLVolumeContext
struct	CCLIntersectContext

Macros
#define	CYCLES_EMBREE_USED_FEATURES
#define	EMBREE_IS_HAIR(x)   (x & 1)
#define	rtcGetGeometryUserDataFromScene(scene, id)    (rtcGetGeometryUserData(rtcGetGeometry(scene, id)))
#define	kernel_embree_filter_intersection_func   kernel_embree_filter_intersection_func_impl

Typedefs
using	numhit_t = uint32_t

Functions
ccl_device_inline void	kernel_embree_setup_ray (const Ray &ray, RTCRay &rtc_ray, const uint visibility)
ccl_device_inline void	kernel_embree_setup_rayhit (const Ray &ray, RTCRayHit &rayhit, const uint visibility)
ccl_device_inline int	kernel_embree_get_hit_object (const RTCHit *hit)
ccl_device_inline bool	kernel_embree_is_self_intersection (const KernelGlobals kg, const RTCHit *hit, const Ray *ray, const intptr_t prim_offset)
ccl_device_inline void	kernel_embree_convert_hit (KernelGlobals kg, const RTCRay *ray, const RTCHit *hit, Intersection *isect, const intptr_t prim_offset)
ccl_device_inline void	kernel_embree_convert_hit (KernelGlobals kg, const RTCRay *ray, const RTCHit *hit, Intersection *isect)
ccl_device_inline void	kernel_embree_convert_sss_hit (KernelGlobals kg, const RTCRay *ray, const RTCHit *hit, Intersection *isect, int object, const intptr_t prim_offset)
ccl_device_forceinline void	kernel_embree_filter_intersection_func_impl (const RTCFilterFunctionNArguments *args)
ccl_device_forceinline void	kernel_embree_filter_occluded_shadow_all_func_impl (const RTCFilterFunctionNArguments *args)
ccl_device_forceinline void	kernel_embree_filter_occluded_local_func_impl (const RTCFilterFunctionNArguments *args)
ccl_device_forceinline void	kernel_embree_filter_occluded_volume_all_func_impl (const RTCFilterFunctionNArguments *args)
ccl_device_forceinline void	kernel_embree_filter_occluded_func (const RTCFilterFunctionNArguments *args)
ccl_device void	kernel_embree_filter_func_backface_cull (const RTCFilterFunctionNArguments *args)
ccl_device void	kernel_embree_filter_occluded_func_backface_cull (const RTCFilterFunctionNArguments *args)
ccl_device_intersect bool	kernel_embree_intersect (KernelGlobals kg, ccl_private const Ray *ray, const uint visibility, ccl_private Intersection *isect)

Macro Definition Documentation

CYCLES_EMBREE_USED_FEATURES

#define CYCLES_EMBREE_USED_FEATURES

Value:

    (RTCFeatureFlags)(RTC_FEATURE_FLAG_TRIANGLE | RTC_FEATURE_FLAG_INSTANCE | \
                      RTC_FEATURE_FLAG_FILTER_FUNCTION_IN_ARGUMENTS | RTC_FEATURE_FLAG_POINT | \
                      RTC_FEATURE_FLAG_MOTION_BLUR | RTC_FEATURE_FLAG_ROUND_CATMULL_ROM_CURVE | \
                      RTC_FEATURE_FLAG_FLAT_CATMULL_ROM_CURVE)

Definition at line 46 of file kernel/device/cpu/bvh.h.

Referenced by kernel_embree_intersect().

EMBREE_IS_HAIR

#define EMBREE_IS_HAIR

(

x

)

(x & 1)

Definition at line 53 of file kernel/device/cpu/bvh.h.

Referenced by kernel_embree_filter_occluded_local_func_impl().

kernel_embree_filter_intersection_func

#define kernel_embree_filter_intersection_func   kernel_embree_filter_intersection_func_impl

Definition at line 702 of file kernel/device/cpu/bvh.h.

Referenced by kernel_embree_intersect().

rtcGetGeometryUserDataFromScene

#define rtcGetGeometryUserDataFromScene	(		scene,
			id )    (rtcGetGeometryUserData(rtcGetGeometry(scene, id)))

Definition at line 56 of file kernel/device/cpu/bvh.h.

Referenced by kernel_embree_convert_hit().

Typedef Documentation

numhit_t

using numhit_t = uint32_t

Definition at line 39 of file kernel/device/cpu/bvh.h.

Function Documentation

kernel_embree_convert_hit() [1/2]

ccl_device_inline void kernel_embree_convert_hit	(	KernelGlobals	kg,
		const RTCRay *	ray,
		const RTCHit *	hit,
		Intersection *	isect )

Definition at line 236 of file kernel/device/cpu/bvh.h.

References kernel_data, kernel_embree_convert_hit(), and rtcGetGeometryUserDataFromScene.

kernel_embree_convert_hit() [2/2]

ccl_device_inline void kernel_embree_convert_hit	(	KernelGlobals	kg,
		const RTCRay *	ray,
		const RTCHit *	hit,
		Intersection *	isect,
		const intptr_t	prim_offset )

Definition at line 211 of file kernel/device/cpu/bvh.h.

References kernel_data_fetch, kernel_embree_get_hit_object(), Intersection::object, Intersection::prim, Intersection::t, Intersection::type, Intersection::u, and Intersection::v.

Referenced by kernel_embree_convert_hit(), kernel_embree_filter_occluded_local_func_impl(), kernel_embree_filter_occluded_shadow_all_func_impl(), kernel_embree_filter_occluded_volume_all_func_impl(), and kernel_embree_intersect().

kernel_embree_convert_sss_hit()

ccl_device_inline void kernel_embree_convert_sss_hit	(	KernelGlobals	kg,
		const RTCRay *	ray,
		const RTCHit *	hit,
		Intersection *	isect,
		int	object,
		const intptr_t	prim_offset )

Definition at line 253 of file kernel/device/cpu/bvh.h.

References kernel_data_fetch, Intersection::object, Intersection::prim, Intersection::t, Intersection::type, Intersection::u, and Intersection::v.

Referenced by kernel_embree_filter_occluded_local_func_impl().

kernel_embree_filter_func_backface_cull()

ccl_device void kernel_embree_filter_func_backface_cull

(

const RTCFilterFunctionNArguments *

args

)

Definition at line 613 of file kernel/device/cpu/bvh.h.

References dot(), kernel_embree_is_self_intersection(), CCLFirstHitContext::kg, make_float3(), and CCLFirstHitContext::ray.

kernel_embree_filter_intersection_func_impl()

ccl_device_forceinline void kernel_embree_filter_intersection_func_impl

(

const RTCFilterFunctionNArguments *

args

)

Definition at line 274 of file kernel/device/cpu/bvh.h.

References intersection_skip_shadow_link(), kernel_embree_get_hit_object(), kernel_embree_is_self_intersection(), CCLFirstHitContext::kg, CCLFirstHitContext::ray, and Ray::self.

kernel_embree_filter_occluded_func()

ccl_device_forceinline void kernel_embree_filter_occluded_func

(

const RTCFilterFunctionNArguments *

args

)

Definition at line 584 of file kernel/device/cpu/bvh.h.

References kernel_assert, kernel_embree_filter_occluded_local_func_impl(), kernel_embree_filter_occluded_shadow_all_func_impl(), kernel_embree_filter_occluded_volume_all_func_impl(), CCLIntersectContext::RAY_LOCAL, CCLIntersectContext::RAY_REGULAR, CCLIntersectContext::RAY_SHADOW_ALL, CCLIntersectContext::RAY_SSS, CCLIntersectContext::RAY_VOLUME_ALL, and CCLIntersectContext::type.

Referenced by kernel_embree_filter_occluded_func_backface_cull().

kernel_embree_filter_occluded_func_backface_cull()

ccl_device void kernel_embree_filter_occluded_func_backface_cull

(

const RTCFilterFunctionNArguments *

args

)

Definition at line 637 of file kernel/device/cpu/bvh.h.

References dot(), kernel_embree_filter_occluded_func(), and make_float3().

kernel_embree_filter_occluded_local_func_impl()

ccl_device_forceinline void kernel_embree_filter_occluded_local_func_impl

(

const RTCFilterFunctionNArguments *

args

)

Definition at line 427 of file kernel/device/cpu/bvh.h.

References EMBREE_IS_HAIR, LocalIntersection::hits, intersection_skip_self_local(), CCLLocalContext::is_sss, kernel_embree_convert_hit(), kernel_embree_convert_sss_hit(), CCLLocalContext::lcg_state, lcg_step_uint(), CCLLocalContext::local_isect, CCLLocalContext::local_object_id, make_float3(), min, LocalIntersection::Ng, normalize(), LocalIntersection::num_hits, Intersection::object, Intersection::prim, Ray::self, and Intersection::t.

Referenced by kernel_embree_filter_occluded_func().

kernel_embree_filter_occluded_shadow_all_func_impl()

ccl_device_forceinline void kernel_embree_filter_occluded_shadow_all_func_impl

(

const RTCFilterFunctionNArguments *

args

)

Definition at line 313 of file kernel/device/cpu/bvh.h.

References CURVE_SHADOW_TRANSPARENCY_CUTOFF, INTEGRATOR_SHADOW_ISECT_SIZE, INTEGRATOR_STATE_ARRAY, integrator_state_write_shadow_isect(), intersection_curve_shadow_transparency(), intersection_get_shader_flags(), intersection_skip_self_shadow(), intersection_skip_shadow_link(), CCLShadowContext::isect_s, kernel_embree_convert_hit(), max, CCLShadowContext::max_hits, CCLShadowContext::max_t, min, CCLShadowContext::num_hits, CCLShadowContext::num_recorded_hits, Intersection::object, CCLShadowContext::opaque_hit, Intersection::prim, PRIMITIVE_CURVE, SD_HAS_TRANSPARENT_SHADOW, Ray::self, Intersection::t, CCLShadowContext::throughput, Intersection::type, and Intersection::u.

Referenced by kernel_embree_filter_occluded_func().

kernel_embree_filter_occluded_volume_all_func_impl()

ccl_device_forceinline void kernel_embree_filter_occluded_volume_all_func_impl

(

const RTCFilterFunctionNArguments *

args

)

Definition at line 530 of file kernel/device/cpu/bvh.h.

References intersection_skip_self(), kernel_data_fetch, kernel_embree_convert_hit(), Intersection::object, Intersection::prim, SD_OBJECT_HAS_VOLUME, Ray::self, and CCLVolumeContext::vol_isect.

Referenced by kernel_embree_filter_occluded_func().

kernel_embree_get_hit_object()

ccl_device_inline int kernel_embree_get_hit_object

(

const RTCHit *

hit

)

Definition at line 183 of file kernel/device/cpu/bvh.h.

Referenced by kernel_embree_convert_hit(), kernel_embree_filter_intersection_func_impl(), and kernel_embree_is_self_intersection().

kernel_embree_intersect()

ccl_device_intersect bool kernel_embree_intersect	(	KernelGlobals	kg,
		ccl_private const Ray *	ray,
		const uint	visibility,
		ccl_private Intersection *	isect )

Definition at line 714 of file kernel/device/cpu/bvh.h.

References CYCLES_EMBREE_USED_FEATURES, kernel_data, kernel_embree_convert_hit(), kernel_embree_filter_intersection_func, kernel_embree_setup_rayhit(), CCLFirstHitContext::kg, CCLFirstHitContext::ray, and CCLIntersectContext::RAY_REGULAR.

Referenced by scene_intersect().

kernel_embree_is_self_intersection()

ccl_device_inline bool kernel_embree_is_self_intersection	(	const KernelGlobals	kg,
		const RTCHit *	hit,
		const Ray *	ray,
		const intptr_t	prim_offset )

Definition at line 188 of file kernel/device/cpu/bvh.h.

References intersection_skip_self_shadow(), kernel_data_fetch, and kernel_embree_get_hit_object().

Referenced by kernel_embree_filter_func_backface_cull(), and kernel_embree_filter_intersection_func_impl().

kernel_embree_setup_ray()

ccl_device_inline void kernel_embree_setup_ray	(	const Ray &	ray,
		RTCRay &	rtc_ray,
		const uint	visibility )

Definition at line 158 of file kernel/device/cpu/bvh.h.

Referenced by kernel_embree_setup_rayhit().

kernel_embree_setup_rayhit()

ccl_device_inline void kernel_embree_setup_rayhit	(	const Ray &	ray,
		RTCRayHit &	rayhit,
		const uint	visibility )

Definition at line 174 of file kernel/device/cpu/bvh.h.

References kernel_embree_setup_ray().

Referenced by kernel_embree_intersect().