From ca32c59a58d37c1822e185a2d5f3d0d3e8943593 Mon Sep 17 00:00:00 2001
From: Marijn Tamis <mtamis@nvidia.com>
Date: Thu, 3 May 2018 18:22:48 +0200
Subject: NvCloth 1.1.4 Release. (24070740)

---
 .../SampleBase/utils/AnimatedModelUtilities.cpp    | 102 +++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 NvCloth/samples/SampleBase/utils/AnimatedModelUtilities.cpp

(limited to 'NvCloth/samples/SampleBase/utils/AnimatedModelUtilities.cpp')

diff --git a/NvCloth/samples/SampleBase/utils/AnimatedModelUtilities.cpp b/NvCloth/samples/SampleBase/utils/AnimatedModelUtilities.cpp
new file mode 100644
index 0000000..9bb15f8
--- /dev/null
+++ b/NvCloth/samples/SampleBase/utils/AnimatedModelUtilities.cpp
@@ -0,0 +1,102 @@
+/*
+* 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.
+*/
+
+
+#include "DataStream.h"
+#include "renderer/Model.h"
+#include "scene/Scene.h"
+#include "utils/DebugLineRenderBuffer.h"
+#include <map>
+
+bool saveBoneCapsuleData(std::string filepath, Model* model, 
+	std::vector<physx::PxVec4>& sphereOffsets, std::vector<uint32_t>& activeSpheres, std::vector<uint32_t>& capsuleNodes)
+{
+	DataStream stream;
+	uint32_t sphereOffsetCount = (uint32_t)sphereOffsets.size();
+	stream.write(sphereOffsetCount);
+	for(int i = 0; i < (int)sphereOffsets.size(); i++)
+	{
+		stream.write(std::string(model->getNodeName(i)));
+		stream.write(sphereOffsets[i]);
+	}
+	uint32_t activeSphereCount = (uint32_t)activeSpheres.size();
+	stream.write(activeSphereCount);
+	for(int i = 0; i < (int)activeSpheres.size(); i++)
+	{
+		stream.write(activeSpheres[i]);
+	}
+	uint32_t capsuleNodeCount = (uint32_t)capsuleNodes.size();
+	stream.write(capsuleNodeCount);
+	for(int i = 0; i < (int)capsuleNodes.size(); i++)
+	{
+		stream.write(capsuleNodes[i]);
+	}
+
+	stream.saveToFile(filepath.c_str());
+	return true;
+}
+
+bool loadBoneCapsuleData(std::string filepath, Model* model,
+	std::vector<physx::PxVec4>& sphereOffsets, std::vector<uint32_t>& activeSpheres, std::vector<uint32_t>& capsuleNodes)
+{
+	if(!DataStream::fileExists(filepath.c_str()))
+		return false;
+
+	assert(sphereOffsets.size() == model->getNodeCount());
+
+	DataStream stream(filepath.c_str());
+	std::map<int, int> fileNodeIdToModelNodeId;
+	uint32_t sphereOffsetCount = stream.read<uint32_t>();
+	for(int i = 0; i < (int)sphereOffsetCount; i++)
+	{
+		auto nodeName = stream.read<std::string>();
+		int modelNode = model->getNodeIdByNameWithErrorCode(nodeName);
+		fileNodeIdToModelNodeId[i] = modelNode;
+		if(modelNode == -1)
+		{
+			stream.read<physx::PxVec4>();
+			printf("Warning: node [%d] \"%s\" not found in model (%s)\n", i, nodeName.c_str(), filepath.c_str());
+			continue;
+		}
+		sphereOffsets[modelNode] = stream.read<physx::PxVec4>();
+	}
+	activeSpheres.resize(stream.read<uint32_t>());
+	for(int i = 0; i < (int)activeSpheres.size(); i++)
+	{
+		int fileNode = stream.read<uint32_t>();
+		if(fileNodeIdToModelNodeId[fileNode] == -1)
+			continue;
+		activeSpheres[i] = fileNodeIdToModelNodeId[fileNode];
+	}
+	capsuleNodes.resize(stream.read<uint32_t>());
+	for(int i = 0; i < (int)capsuleNodes.size(); i++)
+	{
+		int fileNode = stream.read<uint32_t>();
+		if(fileNodeIdToModelNodeId[fileNode] == -1)
+			continue;
+		capsuleNodes[i] = fileNodeIdToModelNodeId[fileNode];
+	}
+	return true;
+}
+
+void renderBoneLines(Scene* scene, Model* model, ModelInstance* instance, physx::PxMat44 transform, float scale)
+{
+	DebugLineRenderBuffer* dbl = scene->getSceneController()->getDebugLineRenderBuffer();
+
+	//Render bone lines
+	model->traverseNodes([&transform, scale, instance, dbl](int nodeId, int parrentId)
+	{
+		physx::PxVec3 a = instance->mNodes[parrentId].mTransform.transform(physx::PxVec3(0.0f, 0.0f, 0.0f));
+		physx::PxVec3 b = instance->mNodes[nodeId].mTransform.transform(physx::PxVec3(0.0f, 0.0f, 0.0f));
+		a = transform.transform(a * scale);
+		b = transform.transform(b * scale);
+		dbl->addLine(a, b, 0xFFFFFFFF);
+	});
+}
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