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Differential D12888 Diff 43495 intern/cycles/kernel/geom/geom_motion_triangle_intersect.h

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intern/cycles/kernel/geom/geom_motion_triangle_intersect.h

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CCL_NAMESPACE_BEGIN CCL_NAMESPACE_BEGIN
/* Refine triangle intersection to more precise hit point. For rays that travel /* Refine triangle intersection to more precise hit point. For rays that travel
* far the precision is often not so good, this reintersects the primitive from * far the precision is often not so good, this reintersects the primitive from
* a closer distance. * a closer distance.
*/ */
ccl_device_inline float3 motion_triangle_refine(ccl_global const KernelGlobals *kg, ccl_device_inline float3 motion_triangle_refine(KernelGlobals kg,
ccl_private ShaderData *sd, ccl_private ShaderData *sd,
float3 P, float3 P,
float3 D, float3 D,
float t, float t,
const int isect_object, const int isect_object,
const int isect_prim, const int isect_prim,
float3 verts[3]) float3 verts[3])
{ {
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#ifdef __BVH_LOCAL__ #ifdef __BVH_LOCAL__
# if defined(__KERNEL_CUDA__) && (defined(i386) || defined(_M_IX86)) # if defined(__KERNEL_CUDA__) && (defined(i386) || defined(_M_IX86))
ccl_device_noinline ccl_device_noinline
# else # else
ccl_device_inline ccl_device_inline
# endif # endif
float3 float3
motion_triangle_refine_local(ccl_global const KernelGlobals *kg, motion_triangle_refine_local(KernelGlobals kg,
ccl_private ShaderData *sd, ccl_private ShaderData *sd,
float3 P, float3 P,
float3 D, float3 D,
float t, float t,
const int isect_object, const int isect_object,
const int isect_prim, const int isect_prim,
float3 verts[3]) float3 verts[3])
{ {
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# endif # endif
} }
#endif /* __BVH_LOCAL__ */ #endif /* __BVH_LOCAL__ */
/* Ray intersection. We simply compute the vertex positions at the given ray /* Ray intersection. We simply compute the vertex positions at the given ray
* time and do a ray intersection with the resulting triangle. * time and do a ray intersection with the resulting triangle.
*/ */
ccl_device_inline bool motion_triangle_intersect(ccl_global const KernelGlobals *kg, ccl_device_inline bool motion_triangle_intersect(KernelGlobals kg,
ccl_private Intersection *isect, ccl_private Intersection *isect,
float3 P, float3 P,
float3 dir, float3 dir,
float tmax, float tmax,
float time, float time,
uint visibility, uint visibility,
int object, int object,
int prim_addr) int prim_addr)
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} }
/* Special ray intersection routines for local intersections. In that case we /* Special ray intersection routines for local intersections. In that case we
* only want to intersect with primitives in the same object, and if case of * only want to intersect with primitives in the same object, and if case of
* multiple hits we pick a single random primitive as the intersection point. * multiple hits we pick a single random primitive as the intersection point.
* Returns whether traversal should be stopped. * Returns whether traversal should be stopped.
*/ */
#ifdef __BVH_LOCAL__ #ifdef __BVH_LOCAL__
ccl_device_inline bool motion_triangle_intersect_local(ccl_global const KernelGlobals *kg, ccl_device_inline bool motion_triangle_intersect_local(KernelGlobals kg,
ccl_private LocalIntersection *local_isect, ccl_private LocalIntersection *local_isect,
float3 P, float3 P,
float3 dir, float3 dir,
float time, float time,
int object, int object,
int local_object, int local_object,
int prim_addr, int prim_addr,
float tmax, float tmax,
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