73 lines
3.5 KiB
C
73 lines
3.5 KiB
C
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// * Neither the name of NVIDIA CORPORATION nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Copyright (c) 2008-2019 NVIDIA Corporation. All rights reserved.
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// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
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// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
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#ifndef GU_RAYCAST_TESTS_H
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#define GU_RAYCAST_TESTS_H
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#include "foundation/PxSimpleTypes.h"
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#include "geometry/PxGeometry.h"
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#include "PxQueryReport.h"
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#include "CmPhysXCommon.h"
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namespace physx
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{
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// PT: TODO: why is PxHitFlag::eMESH_MULTIPLE used in the ray-vs-hf function, but not in the ray-vs-mesh function?
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// PT: we use a define to be able to quickly change the signature of all raycast functions.
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// (this also ensures they all use consistent names for passed parameters).
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// \param[in] geom geometry object to raycast against
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// \param[in] pose pose of geometry object
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// \param[in] rayOrigin ray's origin
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// \param[in] rayDir ray's unit dir
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// \param[in] maxDist ray's length/max distance
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// \param[in] hitFlags query behavior flags
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// \param[in] maxHits max number of hits = size of 'hits' buffer
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// \param[out] hits result buffer where to write raycast hits
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#define GU_RAY_FUNC_PARAMS const PxGeometry& geom, const PxTransform& pose, \
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const PxVec3& rayOrigin, const PxVec3& rayDir, PxReal maxDist, \
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PxHitFlags hitFlags, PxU32 maxHits, PxRaycastHit* PX_RESTRICT hits
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namespace Gu
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{
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// PT: function pointer for Geom-indexed raycast functions
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// See GU_RAY_FUNC_PARAMS for function parameters details.
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// \return number of hits written to 'hits' result buffer
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// \note there's no mechanism to report overflow. Returned number of hits is just clamped to maxHits.
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typedef PxU32 (*RaycastFunc) (GU_RAY_FUNC_PARAMS);
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// PT: typedef for a bundle of all raycast functions, i.e. the function table itself (indexed by geom-type).
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typedef RaycastFunc GeomRaycastTable[PxGeometryType::eGEOMETRY_COUNT];
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// PT: retrieves the raycast function table (for access by external non-Gu modules)
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PX_PHYSX_COMMON_API const GeomRaycastTable& getRaycastFuncTable();
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} // namespace Gu
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}
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#endif
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