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/** @file
@brief Header
Must be c-safe!
@date 2014
@author
Sensics, Inc.
*/
/*
// Copyright 2014 Sensics, Inc.
//
// 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
//
//
// 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 INCLUDED_Vec3C_h_GUID_BF4E98ED_74CF_4785_DB61_109A00BA74DE
#define INCLUDED_Vec3C_h_GUID_BF4E98ED_74CF_4785_DB61_109A00BA74DE
/* Internal Includes */
#include <osvr/Util/APIBaseC.h>
/* Library/third-party includes */
/* none */
/* Standard includes */
/* none */
OSVR_EXTERN_C_BEGIN
/** @addtogroup UtilMath
@{
*/
/** @brief A structure defining a 3D vector, often a position/translation.
*/
typedef struct OSVR_Vec3 {
/** @brief Internal array data. */
double data[3];
} OSVR_Vec3;
#define OSVR_VEC_MEMBER(COMPONENT, INDEX) \
/** @brief Accessor for Vec3 component COMPONENT */ \
OSVR_INLINE double osvrVec3Get##COMPONENT(OSVR_Vec3 const* v) { \
return v->data[INDEX]; \
} \
/** @brief Setter for Vec3 component COMPONENT */ \
OSVR_INLINE void osvrVec3Set##COMPONENT(OSVR_Vec3* v, double val) { \
v->data[INDEX] = val; \
}
OSVR_VEC_MEMBER(X, 0)
OSVR_VEC_MEMBER(Y, 1)
OSVR_VEC_MEMBER(Z, 2)
#undef OSVR_VEC_MEMBER
/** @brief Set a Vec3 to the zero vector */
OSVR_INLINE void osvrVec3Zero(OSVR_Vec3* v) {
osvrVec3SetX(v, 0);
osvrVec3SetY(v, 0);
osvrVec3SetZ(v, 0);
}
/** @} */
OSVR_EXTERN_C_END
#ifdef __cplusplus
template <typename StreamType>
inline StreamType& operator<<(StreamType& os, OSVR_Vec3 const& vec) {
os << "(" << vec.data[0] << ", " << vec.data[1] << ", " << vec.data[2] << ")";
return os;
}
#endif
#endif