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intern/cycles/render/embree2/rtcore_ray.h
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| // ======================================================================== // | |||||
| // Copyright 2009-2014 Intel Corporation // | |||||
| // // | |||||
| // Licensed under the Apache License, Version 2.0 (the "License"); // | |||||
| // you may not use this file except in compliance with the License. // | |||||
| // You may obtain a copy of the License at // | |||||
| // // | |||||
| // http://www.apache.org/licenses/LICENSE-2.0 // | |||||
| // // | |||||
| // Unless required by applicable law or agreed to in writing, software // | |||||
| // distributed under the License is distributed on an "AS IS" BASIS, // | |||||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // | |||||
| // See the License for the specific language governing permissions and // | |||||
| // limitations under the License. // | |||||
| // ======================================================================== // | |||||
| #ifndef __RTCORE_RAY_H__ | |||||
| #define __RTCORE_RAY_H__ | |||||
| /*! \ingroup embree_kernel_api */ | |||||
| /*! \{ */ | |||||
| /*! \brief Ray structure for an individual ray */ | |||||
| struct RTCORE_ALIGN(16) RTCRay | |||||
| { | |||||
| /* ray data */ | |||||
| public: | |||||
| float org[3]; //!< Ray origin | |||||
| int align0; | |||||
| float dir[3]; //!< Ray direction | |||||
| int align1; | |||||
| float tnear; //!< Start of ray segment | |||||
| float tfar; //!< End of ray segment (set to hit distance) | |||||
| float time; //!< Time of this ray for motion blur | |||||
| int mask; //!< Used to mask out objects during traversal | |||||
| /* hit data */ | |||||
| public: | |||||
| float Ng[3]; //!< Unnormalized geometry normal | |||||
| int align2; | |||||
| float u; //!< Barycentric u coordinate of hit | |||||
| float v; //!< Barycentric v coordinate of hit | |||||
| int geomID; //!< geometry ID | |||||
| int primID; //!< primitive ID | |||||
| int instID; //!< instance ID | |||||
| }; | |||||
| /*! Ray structure for packets of 4 rays. */ | |||||
| struct RTCORE_ALIGN(16) RTCRay4 | |||||
| { | |||||
| /* ray data */ | |||||
| public: | |||||
| float orgx[4]; //!< x coordinate of ray origin | |||||
| float orgy[4]; //!< y coordinate of ray origin | |||||
| float orgz[4]; //!< z coordinate of ray origin | |||||
| float dirx[4]; //!< x coordinate of ray direction | |||||
| float diry[4]; //!< y coordinate of ray direction | |||||
| float dirz[4]; //!< z coordinate of ray direction | |||||
| float tnear[4]; //!< Start of ray segment | |||||
| float tfar[4]; //!< End of ray segment (set to hit distance) | |||||
| float time[4]; //!< Time of this ray for motion blur | |||||
| int mask[4]; //!< Used to mask out objects during traversal | |||||
| /* hit data */ | |||||
| public: | |||||
| float Ngx[4]; //!< x coordinate of geometry normal | |||||
| float Ngy[4]; //!< y coordinate of geometry normal | |||||
| float Ngz[4]; //!< z coordinate of geometry normal | |||||
| float u[4]; //!< Barycentric u coordinate of hit | |||||
| float v[4]; //!< Barycentric v coordinate of hit | |||||
| int geomID[4]; //!< geometry ID | |||||
| int primID[4]; //!< primitive ID | |||||
| int instID[4]; //!< instance ID | |||||
| }; | |||||
| /*! Ray structure for packets of 8 rays. */ | |||||
| struct RTCORE_ALIGN(32) RTCRay8 | |||||
| { | |||||
| /* ray data */ | |||||
| public: | |||||
| float orgx[8]; //!< x coordinate of ray origin | |||||
| float orgy[8]; //!< y coordinate of ray origin | |||||
| float orgz[8]; //!< z coordinate of ray origin | |||||
| float dirx[8]; //!< x coordinate of ray direction | |||||
| float diry[8]; //!< y coordinate of ray direction | |||||
| float dirz[8]; //!< z coordinate of ray direction | |||||
| float tnear[8]; //!< Start of ray segment | |||||
| float tfar[8]; //!< End of ray segment (set to hit distance) | |||||
| float time[8]; //!< Time of this ray for motion blur | |||||
| int mask[8]; //!< Used to mask out objects during traversal | |||||
| /* hit data */ | |||||
| public: | |||||
| float Ngx[8]; //!< x coordinate of geometry normal | |||||
| float Ngy[8]; //!< y coordinate of geometry normal | |||||
| float Ngz[8]; //!< z coordinate of geometry normal | |||||
| float u[8]; //!< Barycentric u coordinate of hit | |||||
| float v[8]; //!< Barycentric v coordinate of hit | |||||
| int geomID[8]; //!< geometry ID | |||||
| int primID[8]; //!< primitive ID | |||||
| int instID[8]; //!< instance ID | |||||
| }; | |||||
| /*! \brief Ray structure for packets of 16 rays. */ | |||||
| struct RTCORE_ALIGN(64) RTCRay16 | |||||
| { | |||||
| /* ray data */ | |||||
| public: | |||||
| float orgx[16]; //!< x coordinate of ray origin | |||||
| float orgy[16]; //!< y coordinate of ray origin | |||||
| float orgz[16]; //!< z coordinate of ray origin | |||||
| float dirx[16]; //!< x coordinate of ray direction | |||||
| float diry[16]; //!< y coordinate of ray direction | |||||
| float dirz[16]; //!< z coordinate of ray direction | |||||
| float tnear[16]; //!< Start of ray segment | |||||
| float tfar[16]; //!< End of ray segment (set to hit distance) | |||||
| float time[16]; //!< Time of this ray for motion blur | |||||
| int mask[16]; //!< Used to mask out objects during traversal | |||||
| /* hit data */ | |||||
| public: | |||||
| float Ngx[16]; //!< x coordinate of geometry normal | |||||
| float Ngy[16]; //!< y coordinate of geometry normal | |||||
| float Ngz[16]; //!< z coordinate of geometry normal | |||||
| float u[16]; //!< Barycentric u coordinate of hit | |||||
| float v[16]; //!< Barycentric v coordinate of hit | |||||
| int geomID[16]; //!< geometry ID | |||||
| int primID[16]; //!< primitive ID | |||||
| int instID[16]; //!< instance ID | |||||
| }; | |||||
| /*! @} */ | |||||
| #endif | |||||