1 files changed, 143 insertions, 0 deletions
diff --git a/APEX_1.4/module/fieldsampler/src/FieldSamplerSceneWrapper.cpp b/APEX_1.4/module/fieldsampler/src/FieldSamplerSceneWrapper.cpp
new file mode 100644
index 00000000..405462e7
--- /dev/null
+++ b/APEX_1.4/module/fieldsampler/src/FieldSamplerSceneWrapper.cpp
@@ -0,0 +1,143 @@
+/*
+ * 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
+