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/*
* Copyright (c) 2008-2017, NVIDIA CORPORATION. All rights reserved.
*
* NVIDIA CORPORATION and its licensors retain all intellectual property
* and proprietary rights in and to this software, related documentation
* and any modifications thereto. Any use, reproduction, disclosure or
* distribution of this software and related documentation without an express
* license agreement from NVIDIA CORPORATION is strictly prohibited.
*/
#ifndef FIELD_SAMPLER_INTL_H
#define FIELD_SAMPLER_INTL_H
#include "InplaceTypes.h"
#include "FieldBoundaryIntl.h"
#ifndef __CUDACC__
#include "ApexSDKIntl.h"
#endif
namespace nvidia
{
namespace apex
{
struct FieldSamplerTypeIntl
{
enum Enum
{
FORCE,
ACCELERATION,
VELOCITY_DRAG,
VELOCITY_DIRECT,
};
};
struct FieldSamplerGridSupportTypeIntl
{
enum Enum
{
NONE = 0,
SINGLE_VELOCITY,
VELOCITY_PER_CELL,
};
};
#ifndef __CUDACC__
struct FieldSamplerDescIntl
{
FieldSamplerTypeIntl::Enum type;
FieldSamplerGridSupportTypeIntl::Enum gridSupportType;
bool cpuSimulationSupport;
#if PX_PHYSICS_VERSION_MAJOR == 3
PxFilterData samplerFilterData;
PxFilterData boundaryFilterData;
#endif
float boundaryFadePercentage;
float dragCoeff; //only used then type is VELOCITY_DRAG
void* userData;
FieldSamplerDescIntl()
{
type = FieldSamplerTypeIntl::FORCE;
gridSupportType = FieldSamplerGridSupportTypeIntl::NONE;
cpuSimulationSupport = true;
#if PX_PHYSICS_VERSION_MAJOR == 3
samplerFilterData.word0 = 0xFFFFFFFF;
samplerFilterData.word1 = 0xFFFFFFFF;
samplerFilterData.word2 = 0xFFFFFFFF;
samplerFilterData.word3 = 0xFFFFFFFF;
boundaryFilterData.word0 = 0xFFFFFFFF;
boundaryFilterData.word1 = 0xFFFFFFFF;
boundaryFilterData.word2 = 0xFFFFFFFF;
boundaryFilterData.word3 = 0xFFFFFFFF;
#endif
boundaryFadePercentage = 0.1;
dragCoeff = 0;
userData = NULL;
}
};
class FieldSamplerIntl
{
public:
//returns true if shape/params was changed
//required to return true on first call!
virtual bool updateFieldSampler(FieldShapeDescIntl& shapeDesc, bool& isEnabled) = 0;
struct ExecuteData
{
uint32_t count;
uint32_t positionStride;
uint32_t velocityStride;
uint32_t massStride;
uint32_t indicesMask;
const float* position;
const float* velocity;
const float* mass;
const uint32_t* indices;
PxVec3* resultField;
};
virtual void executeFieldSampler(const ExecuteData& data)
{
PX_UNUSED(data);
APEX_INVALID_OPERATION("not implemented");
}
#if APEX_CUDA_SUPPORT
struct CudaExecuteInfo
{
uint32_t executeType;
InplaceHandleBase executeParamsHandle;
};
virtual void getFieldSamplerCudaExecuteInfo(CudaExecuteInfo& info) const
{
PX_UNUSED(info);
APEX_INVALID_OPERATION("not implemented");
}
#endif
virtual PxVec3 queryFieldSamplerVelocity() const
{
APEX_INVALID_OPERATION("not implemented");
return PxVec3(0.0f);
}
protected:
virtual ~FieldSamplerIntl() {}
};
#endif // __CUDACC__
}
} // end namespace nvidia::apex
#endif // #ifndef FIELD_SAMPLER_INTL_H
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