include/geometry/PxSimpleTriangleMesh.h
File members: include/geometry/PxSimpleTriangleMesh.h
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// Copyright (c) 2008-2024 NVIDIA Corporation. All rights reserved.
// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
#ifndef PX_SIMPLE_TRIANGLE_MESH_H
#define PX_SIMPLE_TRIANGLE_MESH_H
#include "foundation/PxVec3.h"
#include "foundation/PxFlags.h"
#include "common/PxCoreUtilityTypes.h"
#include "common/PxPhysXCommonConfig.h"
#if !PX_DOXYGEN
namespace physx
{
#endif
struct PxMeshFlag
{
enum Enum
{
eFLIPNORMALS = (1<<0),
e16_BIT_INDICES = (1<<1)
};
};
typedef PxFlags<PxMeshFlag::Enum,PxU16> PxMeshFlags;
PX_FLAGS_OPERATORS(PxMeshFlag::Enum,PxU16)
class PxSimpleTriangleMesh
{
public:
PxBoundedData points;
PxBoundedData triangles;
PxMeshFlags flags;
PX_INLINE PxSimpleTriangleMesh();
PX_INLINE void setToDefault();
PX_INLINE bool isValid() const;
};
PX_INLINE PxSimpleTriangleMesh::PxSimpleTriangleMesh()
{
}
PX_INLINE void PxSimpleTriangleMesh::setToDefault()
{
*this = PxSimpleTriangleMesh();
}
PX_INLINE bool PxSimpleTriangleMesh::isValid() const
{
// Check geometry
if(points.count > 0xffff && flags & PxMeshFlag::e16_BIT_INDICES)
return false;
if(!points.data)
return false;
if(points.stride < sizeof(PxVec3)) //should be at least one point's worth of data
return false;
// Check topology
// The triangles pointer is not mandatory
if(triangles.data)
{
// Indexed mesh
PxU32 limit = (flags & PxMeshFlag::e16_BIT_INDICES) ? sizeof(PxU16)*3 : sizeof(PxU32)*3;
if(triangles.stride < limit)
return false;
}
return true;
}
#if !PX_DOXYGEN
} // namespace physx
#endif
#endif