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Scene meta data
This commit is contained in:
kaetemi
parent
bb016974b7
commit
334e154743
3 changed files with 251 additions and 11 deletions
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@ -23,6 +23,7 @@
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#include <nel/misc/sstring.h>
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#include "database_config.h"
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#include "scene_meta.h"
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#include <assimp/postprocess.h>
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#include <assimp/scene.h>
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@ -48,6 +49,7 @@ struct CNodeContext
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bool IsBone;
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};
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typedef std::map<NLMISC::CSString, CNodeContext> TNodeContextMap;
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struct CMeshUtilsContext
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{
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CMeshUtilsContext(const CMeshUtilsSettings &settings) : Settings(settings), AssimpScene(NULL)
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@ -60,17 +62,13 @@ struct CMeshUtilsContext
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NLMISC::CToolLogger ToolLogger;
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const aiScene *AssimpScene;
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std::map<NLMISC::CSString, CNodeContext> Nodes;
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std::map<const aiMesh *, NLMISC::CSString> MeshNames; // Maps meshes to a node name ********************* todo ***************
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CSceneMeta SceneMeta;
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TNodeContextMap Nodes;
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// std::map<const aiMesh *, NLMISC::CSString> MeshNames; // Maps meshes to a node name ********************* todo ***************
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};
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struct CNodeMeta
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{
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// TODO
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};
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static const CNodeMeta g_DefaultMeta;
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void importNode(CMeshUtilsContext &context, const aiNode *node, const CNodeMeta *meta)
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void importNode(CMeshUtilsContext &context, const aiNode *node)
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{
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if (node->mNumMeshes)
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{
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@ -78,7 +76,7 @@ void importNode(CMeshUtilsContext &context, const aiNode *node, const CNodeMeta
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}
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for (unsigned int i = 0; i < node->mNumChildren; ++i)
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importNode(context, node->mChildren[i], &g_DefaultMeta);
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importNode(context, node->mChildren[i]);
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}
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void validateAssimpNodeNames(CMeshUtilsContext &context, const aiNode *node)
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@ -143,6 +141,77 @@ void flagAssimpBones(CMeshUtilsContext &context)
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}
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}
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void flagRecursiveBones(CMeshUtilsContext &context, CNodeContext &nodeContext)
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{
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nodeContext.IsBone = true;
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const aiNode *node = nodeContext.AssimpNode;
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nlassert(node);
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for (unsigned int i = 0; i < node->mNumChildren; ++i)
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flagRecursiveBones(context, context.Nodes[node->mName.C_Str()]);
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}
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void flagMetaBones(CMeshUtilsContext &context)
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{
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for (TNodeContextMap::iterator it(context.Nodes.begin()), end(context.Nodes.end()); it != end; ++it)
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{
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CNodeContext &ctx = it->second;
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CNodeMeta &meta = context.SceneMeta.Nodes[it->first];
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if (meta.ExportBone == TBoneForce)
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ctx.IsBone = true;
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else if (meta.ExportBone == TBoneRoot)
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flagRecursiveBones(context, ctx);
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}
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}
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void flagLocalParentBones(CMeshUtilsContext &context, CNodeContext &nodeContext)
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{
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const aiNode *node = nodeContext.AssimpNode;
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}
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void flagAllParentBones(CMeshUtilsContext &context, CNodeContext &nodeContext)
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{
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const aiNode *parent = nodeContext.AssimpNode;
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while (parent = parent->mParent) if (parent->mName.length)
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context.Nodes[parent->mName.C_Str()].IsBone = true;
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}
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void flagExpandedBones(CMeshUtilsContext &context)
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{
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switch (context.SceneMeta.SkeletonMode)
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{
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case TSkelLocal:
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for (TNodeContextMap::iterator it(context.Nodes.begin()), end(context.Nodes.end()); it != end; ++it)
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{
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CNodeContext &nodeContext = it->second;
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if (nodeContext.IsBone)
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{
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}
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}
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break;
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case TSkelRoot:
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for (TNodeContextMap::iterator it(context.Nodes.begin()), end(context.Nodes.end()); it != end; ++it)
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{
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CNodeContext &nodeContext = it->second;
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if (nodeContext.IsBone)
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{
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}
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}
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break;
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case TSkelFull:
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for (TNodeContextMap::iterator it(context.Nodes.begin()), end(context.Nodes.end()); it != end; ++it)
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{
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CNodeContext &nodeContext = it->second;
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if (nodeContext.IsBone)
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{
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}
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}
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break;
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}
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}
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// TODO: Separate load scene and save scene functions
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int exportScene(const CMeshUtilsSettings &settings)
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{
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@ -175,11 +244,15 @@ int exportScene(const CMeshUtilsSettings &settings)
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//scene->mRootNode->mMetaData
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context.AssimpScene = scene;
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if (context.SceneMeta.load(context.Settings.SourceFilePath))
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context.ToolLogger.writeDepend(NLMISC::BUILD, "*", context.SceneMeta.metaFilePath().c_str()); // Meta input file
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validateAssimpNodeNames(context, context.AssimpScene->mRootNode);
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flagAssimpBones(context);
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flagMetaBones(context);
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flagExpandedBones(context);
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importNode(context, scene->mRootNode, &g_DefaultMeta);
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importNode(context, scene->mRootNode);
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return EXIT_SUCCESS;
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}
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84
code/nel/tools/3d/mesh_utils/scene_meta.cpp
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84
code/nel/tools/3d/mesh_utils/scene_meta.cpp
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@ -0,0 +1,84 @@
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// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2015 Winch Gate Property Limited
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// Author: Jan Boon <jan.boon@kaetemi.be>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include <nel/misc/types_nl.h>
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#include "scene_meta.h"
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#include <nel/misc/debug.h>
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#include <nel/misc/stream.h>
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#include <nel/misc/file.h>
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using namespace std;
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using namespace NLMISC;
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CNodeMeta::CNodeMeta() :
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AddToIG(true),
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ExportMesh(TMeshShape),
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ExportBone(TBoneAuto)
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{
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}
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void CNodeMeta::serial(NLMISC::IStream &s)
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{
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uint version = s.serialVersion(1);
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s.serial(AddToIG);
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s.serial((uint32 &)ExportMesh);
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s.serial((uint32 &)ExportBone);
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s.serial(InstanceShape);
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s.serial(InstanceName);
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s.serial(InstanceGroupName);
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}
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CSceneMeta::CSceneMeta() :
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DefaultInstanceGroup(false),
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SkeletonMode(TSkelLocal)
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{
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}
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bool CSceneMeta::load(const std::string &filePath)
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{
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m_MetaFilePath = filePath + ".nelmeta";
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if (CFile::fileExists(m_MetaFilePath))
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{
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CIFile f(m_MetaFilePath);
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serial(f);
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f.close();
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return true;
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}
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return false;
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}
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void CSceneMeta::save()
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{
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COFile f(m_MetaFilePath, false, false, true);
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serial(f);
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f.close();
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}
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void CSceneMeta::serial(NLMISC::IStream &s)
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{
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uint version = s.serialVersion(1);
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s.serial(DefaultInstanceGroup);
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s.serial((uint32 &)SkeletonMode);
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s.serialCont(Nodes);
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}
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/* end of file */
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83
code/nel/tools/3d/mesh_utils/scene_meta.h
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83
code/nel/tools/3d/mesh_utils/scene_meta.h
Normal file
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@ -0,0 +1,83 @@
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// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2015 Winch Gate Property Limited
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// Author: Jan Boon <jan.boon@kaetemi.be>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include <nel/misc/types_nl.h>
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#include <nel/misc/sstring.h>
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namespace NLMISC {
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class IStream;
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}
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enum TMesh
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{
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TMeshDisabled = 0,
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TMeshShape = 1,
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TMeshCollisionInt = 2,
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TMeshCollisionExt = 3,
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TMeshZone = 4,
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};
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enum TBone
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{
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TBoneAuto = 0,
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TBoneForce = 1, // Force this node to be part of a skeleton
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TBoneRoot = 2, // Make this node the skeleton root, it will be exported using the scene name. There can only be one (editor should keep track and disable)
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};
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struct CNodeMeta
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{
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CNodeMeta();
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bool AddToIG; // Add this node to an instance group
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TMesh ExportMesh;
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TBone ExportBone;
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std::string InstanceShape;
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std::string InstanceName;
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std::string InstanceGroupName;
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void serial(NLMISC::IStream &s);
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};
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enum TSkel
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{
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TSkelLocal = 0, // Export smallest skeleton possible from connected bones
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TSkelRoot = 1, // Export skeleton from direct child node in the scene root node
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TSkelFull = 2, // Include all connected child nodes in the skeleton
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};
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struct CSceneMeta
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{
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CSceneMeta();
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bool DefaultInstanceGroup; // Export a default instance group from nodes the scene that do not have an instance group set
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TSkel SkeletonMode;
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std::map<NLMISC::CSString, CNodeMeta> Nodes;
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const std::string &metaFilePath() const { return m_MetaFilePath; }
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bool load(const std::string &filePath);
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void save();
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void serial(NLMISC::IStream &s);
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private:
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std::string m_MetaFilePath;
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};
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/* end of file */
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