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CCBundle3D.cpp
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/****************************************************************************
Copyright (c) 2014-2016 Chukong Technologies Inc.
Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
http://www.cocos2d-x.org
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#include "3d/CCBundle3D.h"
#include "3d/CCObjLoader.h"
#include "base/ccMacros.h"
#include "platform/CCFileUtils.h"
#include "renderer/CCGLProgram.h"
#include "3d/CCBundleReader.h"
#include "base/CCData.h"
#define BUNDLE_TYPE_SCENE 1
#define BUNDLE_TYPE_NODE 2
#define BUNDLE_TYPE_ANIMATIONS 3
#define BUNDLE_TYPE_ANIMATION 4
#define BUNDLE_TYPE_ANIMATION_CHANNEL 5
#define BUNDLE_TYPE_MODEL 10
#define BUNDLE_TYPE_MATERIAL 16
#define BUNDLE_TYPE_EFFECT 18
#define BUNDLE_TYPE_CAMERA 32
#define BUNDLE_TYPE_LIGHT 33
#define BUNDLE_TYPE_MESH 34
#define BUNDLE_TYPE_MESHPART 35
#define BUNDLE_TYPE_MESHSKIN 36
static const char* VERSION = "version";
static const char* ID = "id";
static const char* DEFAULTPART = "body";
static const char* VERTEXSIZE = "vertexsize";
static const char* VERTEX = "vertex";
static const char* VERTICES = "vertices";
static const char* INDEXNUM = "indexnum";
static const char* INDICES = "indices";
static const char* SUBMESH = "submesh";
static const char* ATTRIBUTES = "attributes";
static const char* ATTRIBUTESIZE = "size";
static const char* TYPE = "type";
static const char* ATTRIBUTE = "attribute";
static const char* SKIN = "skin";
static const char* BINDSHAPE = "bindshape";
static const char* MESH = "mesh";
static const char* MESHES = "meshes";
static const char* MESHPARTID = "meshpartid";
static const char* MATERIALID = "materialid";
static const char* NODE = "node";
static const char* NODES = "nodes";
static const char* CHILDREN = "children";
static const char* PARTS = "parts";
static const char* BONES = "bones";
static const char* SKELETON = "skeleton";
static const char* MATERIALS = "materials";
static const char* ANIMATIONS = "animations";
static const char* TRANSFORM = "transform";
static const char* OLDTRANSFORM = "tansform";
static const char* ANIMATION = "animation";
static const char* MATERIAL = "material";
static const char* BASE = "base";
static const char* FILENAME = "filename";
static const char* TEXTURES = "textures";
static const char* LENGTH = "length";
static const char* BONEID = "boneId";
static const char* KEYFRAMES = "keyframes";
static const char* TRANSLATION = "translation";
static const char* ROTATION = "rotation";
static const char* SCALE = "scale";
static const char* KEYTIME = "keytime";
static const char* AABBS = "aabb";
NS_CC_BEGIN
void getChildMap(std::map<int, std::vector<int> >& map, SkinData* skinData, const rapidjson::Value& val)
{
if (!skinData)
return;
// get transform matrix
Mat4 transform;
const rapidjson::Value& parent_transform = val[OLDTRANSFORM];
for (rapidjson::SizeType j = 0, size = parent_transform.Size(); j < size; ++j)
{
transform.m[j] = parent_transform[j].GetDouble();
}
// set origin matrices
std::string parent_name = val[ID].GetString();
int parent_name_index = skinData->getSkinBoneNameIndex(parent_name);
if (parent_name_index < 0)
{
skinData->addNodeBoneNames(parent_name);
skinData->nodeBoneOriginMatrices.push_back(transform);
parent_name_index = skinData->getBoneNameIndex(parent_name);
}
else if (parent_name_index < static_cast<int>(skinData->skinBoneNames.size()))
{
skinData->skinBoneOriginMatrices[parent_name_index] = transform;
}
// set root bone index
if(skinData->rootBoneIndex < 0)
skinData->rootBoneIndex = parent_name_index;
if (!val.HasMember(CHILDREN))
return;
const rapidjson::Value& children = val[CHILDREN];
for (rapidjson::SizeType i = 0, size = children.Size(); i < size; ++i)
{
// get child bone name
const rapidjson::Value& child = children[i];
std::string child_name = child[ID].GetString();
int child_name_index = skinData->getSkinBoneNameIndex(child_name);
if (child_name_index < 0)
{
skinData->addNodeBoneNames(child_name);
child_name_index = skinData->getBoneNameIndex(child_name);
}
map[parent_name_index].push_back(child_name_index);
getChildMap(map, skinData, child);
}
}
Bundle3D* Bundle3D::createBundle()
{
auto bundle = new (std::nothrow) Bundle3D();
return bundle;
}
void Bundle3D::destroyBundle(Bundle3D* bundle)
{
delete bundle;
}
void Bundle3D::clear()
{
if (_isBinary)
{
_binaryBuffer.clear();
CC_SAFE_DELETE_ARRAY(_references);
}
else
{
_jsonBuffer.clear();
}
}
bool Bundle3D::load(const std::string& path)
{
if (path.empty())
return false;
if (_path == path)
return true;
getModelRelativePath(path);
bool ret = false;
std::string ext = FileUtils::getInstance()->getFileExtension(path);
if (ext == ".c3t")
{
_isBinary = false;
ret = loadJson(path);
}
else if (ext == ".c3b")
{
_isBinary = true;
ret = loadBinary(path);
}
else
{
CCLOG("warning: %s is invalid file formate", path.c_str());
}
ret?(_path = path):(_path = "");
return ret;
}
bool Bundle3D::loadObj(MeshDatas& meshdatas, MaterialDatas& materialdatas, NodeDatas& nodedatas, const std::string& fullPath, const char* mtl_basepath)
{
meshdatas.resetData();
materialdatas.resetData();
nodedatas.resetData();
std::string mtlPath = "";
if (mtl_basepath)
mtlPath = mtl_basepath;
else
mtlPath = fullPath.substr(0, fullPath.find_last_of("\\/") + 1);
std::vector<tinyobj::shape_t> shapes;
std::vector<tinyobj::material_t> materials;
auto ret = tinyobj::LoadObj(shapes, materials, fullPath.c_str(), mtlPath.c_str());
if (ret.empty())
{
//fill data
//convert material
int i = 0;
char str[20];
std::string dir = "";
auto last = fullPath.rfind('/');
if (last != std::string::npos)
dir = fullPath.substr(0, last + 1);
for (auto& material : materials) {
NMaterialData materialdata;
NTextureData tex;
tex.filename = material.diffuse_texname.empty() ? material.diffuse_texname : dir + material.diffuse_texname;
tex.type = NTextureData::Usage::Diffuse;
tex.wrapS = GL_CLAMP_TO_EDGE;
tex.wrapT = GL_CLAMP_TO_EDGE;
sprintf(str, "%d", ++i);
materialdata.textures.push_back(tex);
materialdata.id = str;
material.name = str;
materialdatas.materials.push_back(materialdata);
}
//convert mesh
i = 0;
for (auto& shape : shapes) {
auto mesh = shape.mesh;
MeshData* meshdata = new (std::nothrow) MeshData();
MeshVertexAttrib attrib;
attrib.size = 3;
attrib.type = GL_FLOAT;
if (!mesh.positions.empty())
{
attrib.vertexAttrib = GLProgram::VERTEX_ATTRIB_POSITION;
attrib.attribSizeBytes = attrib.size * sizeof(float);
meshdata->attribs.push_back(attrib);
}
bool hasnormal = false, hastex = false;
if (!mesh.normals.empty())
{
hasnormal = true;
attrib.vertexAttrib = GLProgram::VERTEX_ATTRIB_NORMAL;
attrib.attribSizeBytes = attrib.size * sizeof(float);
meshdata->attribs.push_back(attrib);
}
if (!mesh.texcoords.empty())
{
hastex = true;
attrib.size = 2;
attrib.vertexAttrib = GLProgram::VERTEX_ATTRIB_TEX_COORD;
attrib.attribSizeBytes = attrib.size * sizeof(float);
meshdata->attribs.push_back(attrib);
}
auto vertexNum = mesh.positions.size() / 3;
for(unsigned int k = 0; k < vertexNum; ++k)
{
meshdata->vertex.push_back(mesh.positions[k * 3]);
meshdata->vertex.push_back(mesh.positions[k * 3 + 1]);
meshdata->vertex.push_back(mesh.positions[k * 3 + 2]);
if (hasnormal)
{
meshdata->vertex.push_back(mesh.normals[k * 3]);
meshdata->vertex.push_back(mesh.normals[k * 3 + 1]);
meshdata->vertex.push_back(mesh.normals[k * 3 + 2]);
}
if (hastex)
{
meshdata->vertex.push_back(mesh.texcoords[k * 2]);
meshdata->vertex.push_back(mesh.texcoords[k * 2 + 1]);
}
}
//split into submesh according to material
std::map<int, std::vector<unsigned short> > subMeshMap;
for (size_t k = 0, size = mesh.material_ids.size(); k < size; ++k) {
int id = mesh.material_ids[k];
size_t idx = k * 3;
subMeshMap[id].push_back(mesh.indices[idx]);
subMeshMap[id].push_back(mesh.indices[idx + 1]);
subMeshMap[id].push_back(mesh.indices[idx + 2]);
}
auto node = new (std::nothrow) NodeData();
node->id = shape.name;
for (auto& submesh : subMeshMap) {
meshdata->subMeshIndices.push_back(submesh.second);
meshdata->subMeshAABB.push_back(calculateAABB(meshdata->vertex, meshdata->getPerVertexSize(), submesh.second));
sprintf(str, "%d", ++i);
meshdata->subMeshIds.push_back(str);
auto modelnode = new (std::nothrow) ModelData();
modelnode->materialId = submesh.first == -1 ? "" : materials[submesh.first].name;
modelnode->subMeshId = str;
node->modelNodeDatas.push_back(modelnode);
}
nodedatas.nodes.push_back(node);
meshdatas.meshDatas.push_back(meshdata);
}
return true;
}
CCLOG("warning: load %s file error: %s", fullPath.c_str(), ret.c_str());
return false;
}
bool Bundle3D::loadSkinData(const std::string& /*id*/, SkinData* skindata)
{
skindata->resetData();
if (_isBinary)
{
return loadSkinDataBinary(skindata);
}
else
{
return loadSkinDataJson(skindata);
}
}
bool Bundle3D::loadAnimationData(const std::string& id, Animation3DData* animationdata)
{
animationdata->resetData();
if (_isBinary)
{
return loadAnimationDataBinary(id,animationdata);
}
else
{
return loadAnimationDataJson(id,animationdata);
}
}
//since 3.3, to support reskin
bool Bundle3D::loadMeshDatas(MeshDatas& meshdatas)
{
meshdatas.resetData();
if (_isBinary)
{
if (_version == "0.1" || _version == "0.2")
{
return loadMeshDatasBinary_0_1(meshdatas);
}
else
{
return loadMeshDatasBinary(meshdatas);
}
}
else
{
if (_version == "1.2" || _version == "0.2")
{
return loadMeshDataJson_0_1(meshdatas);
}
else
{
return loadMeshDatasJson(meshdatas);
}
}
return true;
}
bool Bundle3D::loadMeshDatasBinary(MeshDatas& meshdatas)
{
if (!seekToFirstType(BUNDLE_TYPE_MESH))
return false;
unsigned int meshSize = 0;
if (_binaryReader.read(&meshSize, 4, 1) != 1)
{
CCLOG("warning: Failed to read meshdata: attribCount '%s'.", _path.c_str());
return false;
}
MeshData* meshData = nullptr;
for(unsigned int i = 0; i < meshSize ; ++i)
{
unsigned int attribSize=0;
// read mesh data
if (_binaryReader.read(&attribSize, 4, 1) != 1 || attribSize < 1)
{
CCLOG("warning: Failed to read meshdata: attribCount '%s'.", _path.c_str());
goto FAILED;
}
meshData = new (std::nothrow) MeshData();
meshData->attribCount = attribSize;
meshData->attribs.resize(meshData->attribCount);
for (ssize_t j = 0; j < meshData->attribCount; ++j)
{
std::string attribute="";
unsigned int vSize;
if (_binaryReader.read(&vSize, 4, 1) != 1)
{
CCLOG("warning: Failed to read meshdata: usage or size '%s'.", _path.c_str());
goto FAILED;
}
std::string type = _binaryReader.readString();
attribute=_binaryReader.readString();
meshData->attribs[j].size = vSize;
meshData->attribs[j].attribSizeBytes = meshData->attribs[j].size * 4;
meshData->attribs[j].type = parseGLType(type);
meshData->attribs[j].vertexAttrib = parseGLProgramAttribute(attribute);
}
unsigned int vertexSizeInFloat = 0;
// Read vertex data
if (_binaryReader.read(&vertexSizeInFloat, 4, 1) != 1 || vertexSizeInFloat == 0)
{
CCLOG("warning: Failed to read meshdata: vertexSizeInFloat '%s'.", _path.c_str());
goto FAILED;
}
meshData->vertex.resize(vertexSizeInFloat);
if (_binaryReader.read(&meshData->vertex[0], 4, vertexSizeInFloat) != vertexSizeInFloat)
{
CCLOG("warning: Failed to read meshdata: vertex element '%s'.", _path.c_str());
goto FAILED;
}
// Read index data
unsigned int meshPartCount = 1;
_binaryReader.read(&meshPartCount, 4, 1);
for (unsigned int k = 0; k < meshPartCount; ++k)
{
std::vector<unsigned short> indexArray;
std:: string meshPartid = _binaryReader.readString();
meshData->subMeshIds.push_back(meshPartid);
unsigned int nIndexCount;
if (_binaryReader.read(&nIndexCount, 4, 1) != 1)
{
CCLOG("warning: Failed to read meshdata: nIndexCount '%s'.", _path.c_str());
goto FAILED;
}
indexArray.resize(nIndexCount);
if (_binaryReader.read(&indexArray[0], 2, nIndexCount) != nIndexCount)
{
CCLOG("warning: Failed to read meshdata: indices '%s'.", _path.c_str());
goto FAILED;
}
meshData->subMeshIndices.push_back(indexArray);
meshData->numIndex = (int)meshData->subMeshIndices.size();
//meshData->subMeshAABB.push_back(calculateAABB(meshData->vertex, meshData->getPerVertexSize(), indexArray));
if (_version != "0.3" && _version != "0.4" && _version != "0.5")
{
//read mesh aabb
float aabb[6];
if (_binaryReader.read(aabb, 4, 6) != 6)
{
CCLOG("warning: Failed to read meshdata: aabb '%s'.", _path.c_str());
goto FAILED;
}
meshData->subMeshAABB.push_back(AABB(Vec3(aabb[0], aabb[1], aabb[2]), Vec3(aabb[3], aabb[4], aabb[5])));
}
else
{
meshData->subMeshAABB.push_back(calculateAABB(meshData->vertex, meshData->getPerVertexSize(), indexArray));
}
}
meshdatas.meshDatas.push_back(meshData);
}
return true;
FAILED:
{
CC_SAFE_DELETE(meshData);
for (auto& meshdata : meshdatas.meshDatas) {
delete meshdata;
}
meshdatas.meshDatas.clear();
return false;
}
}
bool Bundle3D::loadMeshDatasBinary_0_1(MeshDatas& meshdatas)
{
if (!seekToFirstType(BUNDLE_TYPE_MESH))
return false;
meshdatas.resetData();
MeshData* meshdata = new (std::nothrow) MeshData();
// read mesh data
unsigned int attribSize=0;
if (_binaryReader.read(&attribSize, 4, 1) != 1 || attribSize < 1)
{
CCLOG("warning: Failed to read meshdata: attribCount '%s'.", _path.c_str());
CC_SAFE_DELETE(meshdata);
return false;
}
enum
{
VERTEX_ATTRIB_POSITION,
VERTEX_ATTRIB_COLOR,
VERTEX_ATTRIB_TEX_COORD,
VERTEX_ATTRIB_NORMAL,
VERTEX_ATTRIB_BLEND_WEIGHT,
VERTEX_ATTRIB_BLEND_INDEX,
VERTEX_ATTRIB_MAX,
// backward compatibility
VERTEX_ATTRIB_TEX_COORDS = VERTEX_ATTRIB_TEX_COORD,
};
for (unsigned int i = 0; i < attribSize; ++i)
{
unsigned int vUsage, vSize;
if (_binaryReader.read(&vUsage, 4, 1) != 1 || _binaryReader.read(&vSize, 4, 1) != 1)
{
CCLOG("warning: Failed to read meshdata: usage or size '%s'.", _path.c_str());
CC_SAFE_DELETE(meshdata);
return false;
}
MeshVertexAttrib meshVertexAttribute;
meshVertexAttribute.size = vSize;
meshVertexAttribute.attribSizeBytes = vSize * 4;
meshVertexAttribute.type = GL_FLOAT;
if(vUsage == VERTEX_ATTRIB_NORMAL)
{
vUsage= GLProgram::VERTEX_ATTRIB_NORMAL;
}
else if(vUsage == VERTEX_ATTRIB_BLEND_WEIGHT)
{
vUsage= GLProgram::VERTEX_ATTRIB_BLEND_WEIGHT;
}
else if(vUsage == VERTEX_ATTRIB_BLEND_INDEX)
{
vUsage= GLProgram::VERTEX_ATTRIB_BLEND_INDEX;
}
else if(vUsage == VERTEX_ATTRIB_POSITION)
{
vUsage= GLProgram::VERTEX_ATTRIB_POSITION;
}
else if(vUsage == VERTEX_ATTRIB_TEX_COORD)
{
vUsage= GLProgram::VERTEX_ATTRIB_TEX_COORD;
}
meshVertexAttribute.vertexAttrib = vUsage;
meshdata->attribs.push_back(meshVertexAttribute);
}
// Read vertex data
if (_binaryReader.read(&meshdata->vertexSizeInFloat, 4, 1) != 1 || meshdata->vertexSizeInFloat == 0)
{
CCLOG("warning: Failed to read meshdata: vertexSizeInFloat '%s'.", _path.c_str());
CC_SAFE_DELETE(meshdata);
return false;
}
meshdata->vertex.resize(meshdata->vertexSizeInFloat);
if (_binaryReader.read(&meshdata->vertex[0], 4, meshdata->vertexSizeInFloat) != meshdata->vertexSizeInFloat)
{
CCLOG("warning: Failed to read meshdata: vertex element '%s'.", _path.c_str());
CC_SAFE_DELETE(meshdata);
return false;
}
// Read index data
unsigned int meshPartCount = 1;
for (unsigned int i = 0; i < meshPartCount; ++i)
{
unsigned int nIndexCount;
if (_binaryReader.read(&nIndexCount, 4, 1) != 1)
{
CCLOG("warning: Failed to read meshdata: nIndexCount '%s'.", _path.c_str());
CC_SAFE_DELETE(meshdata);
return false;
}
std::vector<unsigned short> indices;
indices.resize(nIndexCount);
if (_binaryReader.read(&indices[0], 2, nIndexCount) != nIndexCount)
{
CCLOG("warning: Failed to read meshdata: indices '%s'.", _path.c_str());
CC_SAFE_DELETE(meshdata);
return false;
}
meshdata->subMeshIndices.push_back(indices);
meshdata->subMeshAABB.push_back(calculateAABB(meshdata->vertex, meshdata->getPerVertexSize(), indices));
}
meshdatas.meshDatas.push_back(meshdata);
return true;
}
bool Bundle3D::loadMeshDatasBinary_0_2(MeshDatas& meshdatas)
{
if (!seekToFirstType(BUNDLE_TYPE_MESH))
return false;
meshdatas.resetData();
MeshData* meshdata = new (std::nothrow) MeshData();
// read mesh data
unsigned int attribSize=0;
if (_binaryReader.read(&attribSize, 4, 1) != 1 || attribSize < 1)
{
CCLOG("warning: Failed to read meshdata: attribCount '%s'.", _path.c_str());
CC_SAFE_DELETE(meshdata);
return false;
}
enum
{
VERTEX_ATTRIB_POSITION,
VERTEX_ATTRIB_COLOR,
VERTEX_ATTRIB_TEX_COORD,
VERTEX_ATTRIB_NORMAL,
VERTEX_ATTRIB_BLEND_WEIGHT,
VERTEX_ATTRIB_BLEND_INDEX,
VERTEX_ATTRIB_MAX,
// backward compatibility
VERTEX_ATTRIB_TEX_COORDS = VERTEX_ATTRIB_TEX_COORD,
};
for (unsigned int i = 0; i < attribSize; ++i)
{
unsigned int vUsage, vSize;
if (_binaryReader.read(&vUsage, 4, 1) != 1 || _binaryReader.read(&vSize, 4, 1) != 1)
{
CCLOG("warning: Failed to read meshdata: usage or size '%s'.", _path.c_str());
CC_SAFE_DELETE(meshdata);
return false;
}
MeshVertexAttrib meshVertexAttribute;
meshVertexAttribute.size = vSize;
meshVertexAttribute.attribSizeBytes = vSize * 4;
meshVertexAttribute.type = GL_FLOAT;
if(vUsage == VERTEX_ATTRIB_NORMAL)
{
vUsage= GLProgram::VERTEX_ATTRIB_NORMAL;
}
else if(vUsage == VERTEX_ATTRIB_BLEND_WEIGHT)
{
vUsage= GLProgram::VERTEX_ATTRIB_BLEND_WEIGHT;
}
else if(vUsage == VERTEX_ATTRIB_BLEND_INDEX)
{
vUsage= GLProgram::VERTEX_ATTRIB_BLEND_INDEX;
}
else if(vUsage == VERTEX_ATTRIB_POSITION)
{
vUsage= GLProgram::VERTEX_ATTRIB_POSITION;
}
else if(vUsage == VERTEX_ATTRIB_TEX_COORD)
{
vUsage= GLProgram::VERTEX_ATTRIB_TEX_COORD;
}
meshVertexAttribute.vertexAttrib = vUsage;
meshdata->attribs.push_back(meshVertexAttribute);
}
// Read vertex data
if (_binaryReader.read(&meshdata->vertexSizeInFloat, 4, 1) != 1 || meshdata->vertexSizeInFloat == 0)
{
CCLOG("warning: Failed to read meshdata: vertexSizeInFloat '%s'.", _path.c_str());
CC_SAFE_DELETE(meshdata);
return false;
}
meshdata->vertex.resize(meshdata->vertexSizeInFloat);
if (_binaryReader.read(&meshdata->vertex[0], 4, meshdata->vertexSizeInFloat) != meshdata->vertexSizeInFloat)
{
CCLOG("warning: Failed to read meshdata: vertex element '%s'.", _path.c_str());
CC_SAFE_DELETE(meshdata);
return false;
}
// read submesh
unsigned int submeshCount;
if (_binaryReader.read(&submeshCount, 4, 1) != 1)
{
CCLOG("warning: Failed to read meshdata: submeshCount '%s'.", _path.c_str());
CC_SAFE_DELETE(meshdata);
return false;
}
for (unsigned int i = 0; i < submeshCount; ++i)
{
unsigned int nIndexCount;
if (_binaryReader.read(&nIndexCount, 4, 1) != 1)
{
CCLOG("warning: Failed to read meshdata: nIndexCount '%s'.", _path.c_str());
CC_SAFE_DELETE(meshdata);
return false;
}
std::vector<unsigned short> indices;
indices.resize(nIndexCount);
if (_binaryReader.read(&indices[0], 2, nIndexCount) != nIndexCount)
{
CCLOG("warning: Failed to read meshdata: indices '%s'.", _path.c_str());
CC_SAFE_DELETE(meshdata);
return false;
}
meshdata->subMeshIndices.push_back(indices);
meshdata->subMeshAABB.push_back(calculateAABB(meshdata->vertex, meshdata->getPerVertexSize(), indices));
}
meshdatas.meshDatas.push_back(meshdata);
return true;
}
bool Bundle3D::loadMeshDatasJson(MeshDatas& meshdatas)
{
const rapidjson::Value& mesh_data_array = _jsonReader[MESHES];
for (rapidjson::SizeType index = 0, mesh_data_array_size = mesh_data_array.Size(); index < mesh_data_array_size; ++index)
{
MeshData* meshData = new (std::nothrow) MeshData();
const rapidjson::Value& mesh_data = mesh_data_array[index];
// mesh_vertex_attribute
const rapidjson::Value& mesh_vertex_attribute = mesh_data[ATTRIBUTES];
MeshVertexAttrib tempAttrib;
meshData->attribCount=mesh_vertex_attribute.Size();
meshData->attribs.resize(meshData->attribCount);
for (rapidjson::SizeType i = 0, mesh_vertex_attribute_size = mesh_vertex_attribute.Size(); i < mesh_vertex_attribute_size; ++i)
{
const rapidjson::Value& mesh_vertex_attribute_val = mesh_vertex_attribute[i];
int size = mesh_vertex_attribute_val[ATTRIBUTESIZE].GetInt();
std::string type = mesh_vertex_attribute_val[TYPE].GetString();
std::string attribute = mesh_vertex_attribute_val[ATTRIBUTE].GetString();
tempAttrib.size = size;
tempAttrib.attribSizeBytes = sizeof(float) * size;
tempAttrib.type = parseGLType(type);
tempAttrib.vertexAttrib = parseGLProgramAttribute(attribute);
meshData->attribs[i]=tempAttrib;
}
// mesh vertices
////////////////////////////////////////////////////////////////////////////////////////////////
const rapidjson::Value& mesh_data_vertex_array = mesh_data[VERTICES];
auto mesh_data_vertex_array_size = mesh_data_vertex_array.Size();
meshData->vertexSizeInFloat = mesh_data_vertex_array_size;
for (rapidjson::SizeType i = 0; i < mesh_data_vertex_array_size; ++i)
{
meshData->vertex.push_back(mesh_data_vertex_array[i].GetDouble());
}
// mesh part
////////////////////////////////////////////////////////////////////////////////////////////////
const rapidjson::Value& mesh_part_array = mesh_data[PARTS];
for (rapidjson::SizeType i = 0, mesh_part_array_size = mesh_part_array.Size(); i < mesh_part_array_size; ++i)
{
std::vector<unsigned short> indexArray;
const rapidjson::Value& mesh_part = mesh_part_array[i];
meshData->subMeshIds.push_back(mesh_part[ID].GetString());
// index_number
const rapidjson::Value& indices_val_array = mesh_part[INDICES];
for (rapidjson::SizeType j = 0, indices_val_array_size = indices_val_array.Size(); j < indices_val_array_size; ++j)
indexArray.push_back((unsigned short)indices_val_array[j].GetUint());
meshData->subMeshIndices.push_back(indexArray);
meshData->numIndex = (int)meshData->subMeshIndices.size();
if(mesh_data.HasMember(AABBS))
{
const rapidjson::Value& mesh_part_aabb = mesh_part[AABBS];
if (mesh_part.HasMember(AABBS) && mesh_part_aabb.Size() == 6)
{
Vec3 min(mesh_part_aabb[(rapidjson::SizeType)0].GetDouble(),
mesh_part_aabb[(rapidjson::SizeType)1].GetDouble(), mesh_part_aabb[(rapidjson::SizeType)2].GetDouble());
Vec3 max(mesh_part_aabb[(rapidjson::SizeType)3].GetDouble(),
mesh_part_aabb[(rapidjson::SizeType)4].GetDouble(), mesh_part_aabb[(rapidjson::SizeType)5].GetDouble());
meshData->subMeshAABB.push_back(AABB(min, max));
}
else
{
meshData->subMeshAABB.push_back(calculateAABB(meshData->vertex, meshData->getPerVertexSize(), indexArray));
}
}
else
{
meshData->subMeshAABB.push_back(calculateAABB(meshData->vertex, meshData->getPerVertexSize(), indexArray));
}
}
meshdatas.meshDatas.push_back(meshData);
}
return true;
}
bool Bundle3D::loadNodes(NodeDatas& nodedatas)
{
if (_version == "0.1" || _version == "1.2" || _version == "0.2")
{
SkinData skinData;
if (!loadSkinData("", &skinData))
{
auto node= new (std::nothrow) NodeData();
auto modelnode = new (std::nothrow) ModelData();
modelnode->materialId = "";
modelnode->subMeshId = "";
node->modelNodeDatas.push_back(modelnode);
nodedatas.nodes.push_back(node);
return true;
}
auto nodeDatas = new (std::nothrow) NodeData*[skinData.skinBoneNames.size() + skinData.nodeBoneNames.size()];
int index = 0;
size_t i;
auto skinBoneSize = skinData.skinBoneNames.size();
auto nodeBoneSize = skinData.nodeBoneNames.size();
for (i = 0; i < skinBoneSize; ++i)
{
nodeDatas[index] = new (std::nothrow) NodeData();
nodeDatas[index]->id = skinData.skinBoneNames[i];
nodeDatas[index]->transform = skinData.skinBoneOriginMatrices[i];
++index;
}
for (i = 0; i < nodeBoneSize; ++i)
{
nodeDatas[index] = new (std::nothrow) NodeData();
nodeDatas[index]->id = skinData.nodeBoneNames[i];
nodeDatas[index]->transform = skinData.nodeBoneOriginMatrices[i];
++index;
}
for (const auto& it : skinData.boneChild)
{
const auto& children = it.second;
auto parent = nodeDatas[it.first];
for (const auto& child : children)
{
parent->children.push_back(nodeDatas[child]);
}
}
nodedatas.skeleton.push_back(nodeDatas[skinData.rootBoneIndex]);
auto node= new (std::nothrow) NodeData();
auto modelnode = new (std::nothrow) ModelData();
modelnode->materialId = "";
modelnode->subMeshId = "";
modelnode->bones = skinData.skinBoneNames;
modelnode->invBindPose = skinData.inverseBindPoseMatrices;
node->modelNodeDatas.push_back(modelnode);
nodedatas.nodes.push_back(node);
delete[] nodeDatas;
}
else
{
if (_isBinary)
{
loadNodesBinary(nodedatas);
}
else
{
loadNodesJson(nodedatas);
}
}
return true;
}
bool Bundle3D::loadMaterials(MaterialDatas& materialdatas)
{
materialdatas.resetData();
if (_isBinary)
{
if (_version == "0.1")
{
return loadMaterialsBinary_0_1(materialdatas);
}
else if (_version == "0.2")
{
return loadMaterialsBinary_0_2(materialdatas);
}
else
{
return loadMaterialsBinary(materialdatas);
}
}
else
{
if (_version == "1.2")
{
return loadMaterialDataJson_0_1(materialdatas);
}
else if (_version == "0.2")
{
return loadMaterialDataJson_0_2(materialdatas);
}
else
{
return loadMaterialsJson(materialdatas);
}
}
return true;
}
bool Bundle3D::loadMaterialsBinary(MaterialDatas& materialdatas)
{
if (!seekToFirstType(BUNDLE_TYPE_MATERIAL))
return false;
unsigned int materialnum = 1;
_binaryReader.read(&materialnum, 4, 1);
for (unsigned int i = 0; i < materialnum; ++i)
{
NMaterialData materialData;
materialData.id = _binaryReader.readString();
// skip: diffuse(3), ambient(3), emissive(3), opacity(1), specular(3), shininess(1)
float data[14];
_binaryReader.read(&data,sizeof(float), 14);
unsigned int textureNum = 1;
_binaryReader.read(&textureNum, 4, 1);
for (unsigned int j = 0; j < textureNum; ++j)
{
NTextureData textureData;
textureData.id = _binaryReader.readString();
if (textureData.id.empty())
{
CCLOG("warning: Failed to read Materialdata: texturePath is empty '%s'.", textureData.id.c_str());
return false;
}
std::string texturePath = _binaryReader.readString();
if (texturePath.empty())
{
CCLOG("warning: Failed to read Materialdata: texturePath is empty '%s'.", _path.c_str());
return false;
}
textureData.filename = texturePath.empty() ? texturePath : _modelPath + texturePath;
float uvdata[4];
_binaryReader.read(&uvdata,sizeof(float), 4);
textureData.type = parseGLTextureType(_binaryReader.readString());
textureData.wrapS= parseGLType(_binaryReader.readString());
textureData.wrapT= parseGLType(_binaryReader.readString());
materialData.textures.push_back(textureData);
}
materialdatas.materials.push_back(materialData);
}
return true;
}
bool Bundle3D::loadMaterialsBinary_0_1(MaterialDatas& materialdatas)
{
if (!seekToFirstType(BUNDLE_TYPE_MATERIAL))
return false;
NMaterialData materialData;
std::string texturePath = _binaryReader.readString();
if (texturePath.empty())
{
CCLOG("warning: Failed to read Materialdata: texturePath is empty '%s'.", _path.c_str());
return false;
}
NTextureData textureData;
textureData.filename = texturePath.empty() ? texturePath : _modelPath + texturePath;
textureData.type= NTextureData::Usage::Diffuse;
textureData.id="";
materialData.textures.push_back(textureData);
materialdatas.materials.push_back(materialData);
return true;
}
bool Bundle3D::loadMaterialsBinary_0_2(MaterialDatas& materialdatas)
{
if (!seekToFirstType(BUNDLE_TYPE_MATERIAL))
return false;
unsigned int materialnum = 1;
_binaryReader.read(&materialnum, 4, 1);
for (unsigned int i = 0; i < materialnum; ++i)
{
NMaterialData materialData;
std::string texturePath = _binaryReader.readString();
if (texturePath.empty())
{
CCLOG("warning: Failed to read Materialdata: texturePath is empty '%s'.", _path.c_str());
return true;
}