Changes for 1.1.1

See README.md

1 files changed, 148 insertions, 0 deletions

diff --git a/sdk/extensions/shaders/source/NvBlastExtDamageAcceleratorAABBTree.h b/sdk/extensions/shaders/source/NvBlastExtDamageAcceleratorAABBTree.h
new file mode 100644
index 0000000..872885e
--- /dev/null
+++ b/sdk/extensions/shaders/source/NvBlastExtDamageAcceleratorAABBTree.h
@@ -0,0 +1,148 @@
+// This code contains NVIDIA Confidential Information and is disclosed to you
+// under a form of NVIDIA software license agreement provided separately to you.
+//
+// Notice
+// NVIDIA Corporation and its licensors retain all intellectual property and
+// proprietary rights in and to this software and 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.
+//
+// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
+// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
+// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
+// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
+//
+// Information and code furnished is believed to be accurate and reliable.
+// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
+// information or for any infringement of patents or other rights of third parties that may
+// result from its use. No license is granted by implication or otherwise under any patent
+// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
+// This code supersedes and replaces all information previously supplied.
+// NVIDIA Corporation products are not authorized for use as critical
+// components in life support devices or systems without express written approval of
+// NVIDIA Corporation.
+//
+// Copyright (c) 2016-2017 NVIDIA Corporation. All rights reserved.
+
+#pragma once
+
+#include "NvBlastExtDamageAcceleratorInternal.h"
+#include "NvBlast.h"
+#include "NvBlastArray.h"
+
+
+namespace Nv
+{
+namespace Blast
+{
+
+class ExtDamageAcceleratorAABBTree final : public ExtDamageAcceleratorInternal
+{
+public:
+	//////// ctor ////////
+
+	ExtDamageAcceleratorAABBTree() :
+		 m_root(nullptr)
+	{
+	}
+
+	virtual ~ExtDamageAcceleratorAABBTree()
+	{
+	}
+
+	static ExtDamageAcceleratorAABBTree* create(const NvBlastAsset* asset);
+
+
+	//////// interface ////////
+
+	virtual void release() override;
+
+	virtual void findBondCentroidsInBounds(const physx::PxBounds3& bounds, ResultCallback& resultCallback) const override
+	{
+		const_cast<ExtDamageAcceleratorAABBTree*>(this)->findInBounds(bounds, resultCallback, false);
+	}
+
+	virtual void findBondSegmentsInBounds(const physx::PxBounds3& bounds, ResultCallback& resultCallback) const override
+	{
+		const_cast<ExtDamageAcceleratorAABBTree*>(this)->findInBounds(bounds, resultCallback, true);
+
+	}
+
+	virtual void findBondSegmentsPlaneIntersected(const physx::PxPlane& plane, ResultCallback& resultCallback) const override;
+
+	virtual Nv::Blast::DebugBuffer fillDebugRender(int depth, bool segments) override;
+
+	virtual void* getImmediateScratch(size_t size) override
+	{
+		m_scratch.resizeUninitialized(size);
+		return m_scratch.begin();
+	}
+
+
+private:
+	// no copy/assignment
+	ExtDamageAcceleratorAABBTree(ExtDamageAcceleratorAABBTree&);
+	ExtDamageAcceleratorAABBTree& operator=(const ExtDamageAcceleratorAABBTree& tree);
+
+	// Tree node 
+	struct Node
+	{
+		int child[2];
+		uint32_t first;
+		uint32_t last;
+		physx::PxBounds3 pointsBound;
+		physx::PxBounds3 segmentsBound;
+	};
+
+
+	void build(const NvBlastAsset* asset);
+
+	int createNode(uint32_t startIdx, uint32_t endIdx, uint32_t depth);
+
+	void pushResult(ResultCallback& callback, uint32_t pointIndex) const
+	{
+		callback.push(pointIndex, m_bonds[pointIndex].node0, m_bonds[pointIndex].node1);
+	}
+
+	void findInBounds(const physx::PxBounds3& bounds, ResultCallback& callback, bool segments) const;
+
+	void findPointsInBounds(const Node& node, ResultCallback& callback, const physx::PxBounds3& bounds) const;
+
+	void findSegmentsInBounds(const Node& node, ResultCallback& callback, const physx::PxBounds3& bounds) const;
+
+	void findSegmentsPlaneIntersected(const Node& node, ResultCallback& callback, const physx::PxPlane& plane) const;
+
+	void fillDebugBuffer(const Node& node, int currentDepth, int depth, bool segments);
+
+
+	//////// data ////////
+
+	Node*					              m_root;
+	Array<Node>::type		              m_nodes;
+	Array<uint32_t>::type	              m_indices;
+
+	Array<physx::PxVec3>::type		      m_points;
+
+	struct Segment
+	{
+		physx::PxVec3	p0;
+		physx::PxVec3	p1;
+	};
+	Array<Segment>::type			      m_segments;
+
+	struct BondData
+	{
+		uint32_t		node0;
+		uint32_t		node1;
+	};
+	Array<BondData>::type		          m_bonds;
+
+	Array<Nv::Blast::DebugLine>::type     m_debugLineBuffer;
+
+	Array<char>::type					  m_scratch;
+};
+
+
+} // namespace Blast
+} // namespace Nv