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/*
* Copyright (c) 2008-2015, 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.
*/
#include "ApexDefs.h"
#include "Apex.h"
#include "FieldSamplerSceneWrapper.h"
#include "FieldSamplerManager.h"
#include "FieldBoundaryWrapper.h"
#include "FieldSamplerWrapper.h"
namespace nvidia
{
namespace fieldsampler
{
FieldSamplerSceneWrapper::FieldSamplerSceneWrapper(ResourceList& list, FieldSamplerManager* manager, FieldSamplerSceneIntl* fieldSamplerScene)
: mManager(manager)
, mFieldSamplerScene(fieldSamplerScene)
, mFieldBoundaryListChanged(false)
{
mFieldSamplerScene->getFieldSamplerSceneDesc(mFieldSamplerSceneDesc);
list.add(*this);
}
void FieldSamplerSceneWrapper::release()
{
delete this;
}
FieldSamplerSceneWrapper::FieldBoundaryInfo* FieldSamplerSceneWrapper::addFieldBoundary(FieldBoundaryWrapper* fieldBoundaryWrapper)
{
FieldBoundaryInfo* fieldBoundaryInfo = NULL;
for (uint32_t i = 0; i < mFieldBoundaryList.getSize(); ++i)
{
FieldBoundaryInfo* info = DYNAMIC_CAST(FieldBoundaryInfo*)(mFieldBoundaryList.getResource(i));
if (info->getFieldBoundaryWrapper() == fieldBoundaryWrapper)
{
fieldBoundaryInfo = info;
break;
}
}
if (fieldBoundaryInfo == NULL)
{
fieldBoundaryInfo = createFieldBoundaryInfo(fieldBoundaryWrapper);
mFieldBoundaryListChanged = true;
}
fieldBoundaryInfo->addRef();
return fieldBoundaryInfo;
}
void FieldSamplerSceneWrapper::removeFieldBoundary(FieldBoundaryInfo* fieldBoundaryInfo)
{
if (fieldBoundaryInfo->releaseRef())
{
mFieldBoundaryListChanged = true;
}
}
void FieldSamplerSceneWrapper::update()
{
for (uint32_t i = 0; i < mFieldBoundaryList.getSize(); ++i)
{
FieldBoundaryInfo* info = DYNAMIC_CAST(FieldBoundaryInfo*)(mFieldBoundaryList.getResource(i));
info->update();
}
}
/******************************** CPU Version ********************************/
FieldSamplerSceneWrapperCPU::FieldSamplerSceneWrapperCPU(ResourceList& list, FieldSamplerManager* manager, FieldSamplerSceneIntl* fieldSamplerScene)
: FieldSamplerSceneWrapper(list, manager, fieldSamplerScene)
{
}
/******************************** GPU Version ********************************/
#if APEX_CUDA_SUPPORT
FieldSamplerSceneWrapperGPU::FieldSamplerSceneWrapperGPU(ResourceList& list, FieldSamplerManager* manager, FieldSamplerSceneIntl* fieldSamplerScene)
: FieldSamplerSceneWrapper(list, manager, fieldSamplerScene)
, mConstStorage(*fieldSamplerScene->getFieldSamplerCudaConstStorage())
{
}
void FieldSamplerSceneWrapperGPU::postUpdate()
{
PxCudaContextManager* ctx = DYNAMIC_CAST(FieldSamplerSceneGPU*)(mManager->getScene())->getCudaContext();
PxScopedCudaLock _lock_(*ctx);
getConstStorage().copyToDevice(ctx, 0);
}
FieldSamplerSceneWrapperGPU::FieldBoundaryInfoGPU::FieldBoundaryInfoGPU(ResourceList& list, FieldBoundaryWrapper* fieldBoundaryWrapper, ApexCudaConstStorage& constStorage)
: FieldBoundaryInfo(list, fieldBoundaryWrapper)
, mConstMemGroup(constStorage)
{
APEX_CUDA_CONST_MEM_GROUP_SCOPE(mConstMemGroup);
mFieldShapeGroupParamsHandle.alloc(_storage_);
}
void FieldSamplerSceneWrapperGPU::FieldBoundaryInfoGPU::update()
{
if (mFieldBoundaryWrapper->getFieldShapesChanged())
{
APEX_CUDA_CONST_MEM_GROUP_SCOPE(mConstMemGroup);
FieldShapeGroupParams shapeGroupParams;
mFieldShapeGroupParamsHandle.fetch(_storage_, shapeGroupParams);
const nvidia::Array<FieldShapeDescIntl>& shapes = mFieldBoundaryWrapper->getFieldShapes();
uint32_t shapeCount = shapes.size();
shapeGroupParams.shapeArray.resize(_storage_, shapeCount);
for (uint32_t i = 0; i < shapeCount; ++i)
{
FieldShapeParams elem;
elem.type = shapes[i].type;
elem.dimensions = shapes[i].dimensions;
elem.worldToShape = shapes[i].worldToShape;
PX_ASSERT(shapes[i].weight >= 0.0f && shapes[i].weight <= 1.0f);
elem.weight = PxClamp(shapes[i].weight, 0.0f, 1.0f);
elem.fade = 0;
shapeGroupParams.shapeArray.updateElem(_storage_, elem, i);
}
mFieldShapeGroupParamsHandle.update(_storage_, shapeGroupParams);
}
}
#endif // APEX_CUDA_SUPPORT
}
} // end namespace nvidia::apex
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