Merge branch 'master' into defsIncludeFix
Kim Kulling
GitHub
commit
d04f8b3174
|
|
@ -1,707 +0,0 @@
|
|||
/*
|
||||
---------------------------------------------------------------------------
|
||||
Open Asset Import Library (assimp)
|
||||
---------------------------------------------------------------------------
|
||||
|
||||
Copyright (c) 2006-2020, assimp team
|
||||
|
||||
|
||||
|
||||
All rights reserved.
|
||||
|
||||
Redistribution and use of this software in source and binary forms,
|
||||
with or without modification, are permitted provided that the following
|
||||
conditions are met:
|
||||
|
||||
* Redistributions of source code must retain the above
|
||||
copyright notice, this list of conditions and the
|
||||
following disclaimer.
|
||||
|
||||
* Redistributions in binary form must reproduce the above
|
||||
copyright notice, this list of conditions and the
|
||||
following disclaimer in the documentation and/or other
|
||||
materials provided with the distribution.
|
||||
|
||||
* Neither the name of the assimp team, nor the names of its
|
||||
contributors may be used to endorse or promote products
|
||||
derived from this software without specific prior
|
||||
written permission of the assimp team.
|
||||
|
||||
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||||
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
||||
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||||
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
---------------------------------------------------------------------------
|
||||
*/
|
||||
|
||||
/// \file AMFImporter.cpp
|
||||
/// \brief AMF-format files importer for Assimp: main algorithm implementation.
|
||||
/// \date 2016
|
||||
/// \author smal.root@gmail.com
|
||||
|
||||
#ifndef ASSIMP_BUILD_NO_AMF_IMPORTER
|
||||
|
||||
// Header files, Assimp.
|
||||
#include "AMFImporter.hpp"
|
||||
#include "AMFImporter_Macro.hpp"
|
||||
|
||||
#include <assimp/fast_atof.h>
|
||||
#include <assimp/DefaultIOSystem.h>
|
||||
|
||||
// Header files, stdlib.
|
||||
#include <memory>
|
||||
|
||||
namespace Assimp
|
||||
{
|
||||
|
||||
/// \var aiImporterDesc AMFImporter::Description
|
||||
/// Conastant which hold importer description
|
||||
const aiImporterDesc AMFImporter::Description = {
|
||||
"Additive manufacturing file format(AMF) Importer",
|
||||
"smalcom",
|
||||
"",
|
||||
"See documentation in source code. Chapter: Limitations.",
|
||||
aiImporterFlags_SupportTextFlavour | aiImporterFlags_LimitedSupport | aiImporterFlags_Experimental,
|
||||
0,
|
||||
0,
|
||||
0,
|
||||
0,
|
||||
"amf"
|
||||
};
|
||||
|
||||
void AMFImporter::Clear()
|
||||
{
|
||||
mNodeElement_Cur = nullptr;
|
||||
mUnit.clear();
|
||||
mMaterial_Converted.clear();
|
||||
mTexture_Converted.clear();
|
||||
// Delete all elements
|
||||
if(!mNodeElement_List.empty())
|
||||
{
|
||||
for(CAMFImporter_NodeElement* ne: mNodeElement_List) { delete ne; }
|
||||
|
||||
mNodeElement_List.clear();
|
||||
}
|
||||
}
|
||||
|
||||
AMFImporter::~AMFImporter()
|
||||
{
|
||||
if(mReader != nullptr) delete mReader;
|
||||
// Clear() is accounting if data already is deleted. So, just check again if all data is deleted.
|
||||
Clear();
|
||||
}
|
||||
|
||||
/*********************************************************************************************************************************************/
|
||||
/************************************************************ Functions: find set ************************************************************/
|
||||
/*********************************************************************************************************************************************/
|
||||
|
||||
bool AMFImporter::Find_NodeElement(const std::string& pID, const CAMFImporter_NodeElement::EType pType, CAMFImporter_NodeElement** pNodeElement) const
|
||||
{
|
||||
for(CAMFImporter_NodeElement* ne: mNodeElement_List)
|
||||
{
|
||||
if((ne->ID == pID) && (ne->Type == pType))
|
||||
{
|
||||
if(pNodeElement != nullptr) *pNodeElement = ne;
|
||||
|
||||
return true;
|
||||
}
|
||||
}// for(CAMFImporter_NodeElement* ne: mNodeElement_List)
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
bool AMFImporter::Find_ConvertedNode(const std::string& pID, std::list<aiNode*>& pNodeList, aiNode** pNode) const
|
||||
{
|
||||
aiString node_name(pID.c_str());
|
||||
|
||||
for(aiNode* node: pNodeList)
|
||||
{
|
||||
if(node->mName == node_name)
|
||||
{
|
||||
if(pNode != nullptr) *pNode = node;
|
||||
|
||||
return true;
|
||||
}
|
||||
}// for(aiNode* node: pNodeList)
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
bool AMFImporter::Find_ConvertedMaterial(const std::string& pID, const SPP_Material** pConvertedMaterial) const
|
||||
{
|
||||
for(const SPP_Material& mat: mMaterial_Converted)
|
||||
{
|
||||
if(mat.ID == pID)
|
||||
{
|
||||
if(pConvertedMaterial != nullptr) *pConvertedMaterial = &mat;
|
||||
|
||||
return true;
|
||||
}
|
||||
}// for(const SPP_Material& mat: mMaterial_Converted)
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
/*********************************************************************************************************************************************/
|
||||
/************************************************************ Functions: throw set ***********************************************************/
|
||||
/*********************************************************************************************************************************************/
|
||||
|
||||
void AMFImporter::Throw_CloseNotFound(const std::string& pNode)
|
||||
{
|
||||
throw DeadlyImportError("Close tag for node <" + pNode + "> not found. Seems file is corrupt.");
|
||||
}
|
||||
|
||||
void AMFImporter::Throw_IncorrectAttr(const std::string& pAttrName)
|
||||
{
|
||||
throw DeadlyImportError("Node <" + std::string(mReader->getNodeName()) + "> has incorrect attribute \"" + pAttrName + "\".");
|
||||
}
|
||||
|
||||
void AMFImporter::Throw_IncorrectAttrValue(const std::string& pAttrName)
|
||||
{
|
||||
throw DeadlyImportError("Attribute \"" + pAttrName + "\" in node <" + std::string(mReader->getNodeName()) + "> has incorrect value.");
|
||||
}
|
||||
|
||||
void AMFImporter::Throw_MoreThanOnceDefined(const std::string& pNodeType, const std::string& pDescription)
|
||||
{
|
||||
throw DeadlyImportError("\"" + pNodeType + "\" node can be used only once in " + mReader->getNodeName() + ". Description: " + pDescription);
|
||||
}
|
||||
|
||||
void AMFImporter::Throw_ID_NotFound(const std::string& pID) const
|
||||
{
|
||||
throw DeadlyImportError("Not found node with name \"" + pID + "\".");
|
||||
}
|
||||
|
||||
/*********************************************************************************************************************************************/
|
||||
/************************************************************* Functions: XML set ************************************************************/
|
||||
/*********************************************************************************************************************************************/
|
||||
|
||||
void AMFImporter::XML_CheckNode_MustHaveChildren()
|
||||
{
|
||||
if(mReader->isEmptyElement()) throw DeadlyImportError(std::string("Node <") + mReader->getNodeName() + "> must have children.");
|
||||
}
|
||||
|
||||
void AMFImporter::XML_CheckNode_SkipUnsupported(const std::string& pParentNodeName)
|
||||
{
|
||||
static const size_t Uns_Skip_Len = 3;
|
||||
const char* Uns_Skip[Uns_Skip_Len] = { "composite", "edge", "normal" };
|
||||
|
||||
static bool skipped_before[Uns_Skip_Len] = { false, false, false };
|
||||
|
||||
std::string nn(mReader->getNodeName());
|
||||
bool found = false;
|
||||
bool close_found = false;
|
||||
size_t sk_idx;
|
||||
|
||||
for(sk_idx = 0; sk_idx < Uns_Skip_Len; sk_idx++)
|
||||
{
|
||||
if(nn != Uns_Skip[sk_idx]) continue;
|
||||
|
||||
found = true;
|
||||
if(mReader->isEmptyElement())
|
||||
{
|
||||
close_found = true;
|
||||
|
||||
goto casu_cres;
|
||||
}
|
||||
|
||||
while(mReader->read())
|
||||
{
|
||||
if((mReader->getNodeType() == irr::io::EXN_ELEMENT_END) && (nn == mReader->getNodeName()))
|
||||
{
|
||||
close_found = true;
|
||||
|
||||
goto casu_cres;
|
||||
}
|
||||
}
|
||||
}// for(sk_idx = 0; sk_idx < Uns_Skip_Len; sk_idx++)
|
||||
|
||||
casu_cres:
|
||||
|
||||
if(!found) throw DeadlyImportError("Unknown node \"" + nn + "\" in " + pParentNodeName + ".");
|
||||
if(!close_found) Throw_CloseNotFound(nn);
|
||||
|
||||
if(!skipped_before[sk_idx])
|
||||
{
|
||||
skipped_before[sk_idx] = true;
|
||||
ASSIMP_LOG_WARN_F("Skipping node \"", nn, "\" in ", pParentNodeName, ".");
|
||||
}
|
||||
}
|
||||
|
||||
bool AMFImporter::XML_SearchNode(const std::string& pNodeName)
|
||||
{
|
||||
while(mReader->read())
|
||||
{
|
||||
if((mReader->getNodeType() == irr::io::EXN_ELEMENT) && XML_CheckNode_NameEqual(pNodeName)) return true;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
bool AMFImporter::XML_ReadNode_GetAttrVal_AsBool(const int pAttrIdx)
|
||||
{
|
||||
std::string val(mReader->getAttributeValue(pAttrIdx));
|
||||
|
||||
if((val == "false") || (val == "0"))
|
||||
return false;
|
||||
else if((val == "true") || (val == "1"))
|
||||
return true;
|
||||
else
|
||||
throw DeadlyImportError("Bool attribute value can contain \"false\"/\"0\" or \"true\"/\"1\" not the \"" + val + "\"");
|
||||
}
|
||||
|
||||
float AMFImporter::XML_ReadNode_GetAttrVal_AsFloat(const int pAttrIdx)
|
||||
{
|
||||
std::string val;
|
||||
float tvalf;
|
||||
|
||||
ParseHelper_FixTruncatedFloatString(mReader->getAttributeValue(pAttrIdx), val);
|
||||
fast_atoreal_move(val.c_str(), tvalf, false);
|
||||
|
||||
return tvalf;
|
||||
}
|
||||
|
||||
uint32_t AMFImporter::XML_ReadNode_GetAttrVal_AsU32(const int pAttrIdx)
|
||||
{
|
||||
return strtoul10(mReader->getAttributeValue(pAttrIdx));
|
||||
}
|
||||
|
||||
float AMFImporter::XML_ReadNode_GetVal_AsFloat()
|
||||
{
|
||||
std::string val;
|
||||
float tvalf;
|
||||
|
||||
if(!mReader->read()) throw DeadlyImportError("XML_ReadNode_GetVal_AsFloat. No data, seems file is corrupt.");
|
||||
if(mReader->getNodeType() != irr::io::EXN_TEXT) throw DeadlyImportError("XML_ReadNode_GetVal_AsFloat. Invalid type of XML element, seems file is corrupt.");
|
||||
|
||||
ParseHelper_FixTruncatedFloatString(mReader->getNodeData(), val);
|
||||
fast_atoreal_move(val.c_str(), tvalf, false);
|
||||
|
||||
return tvalf;
|
||||
}
|
||||
|
||||
uint32_t AMFImporter::XML_ReadNode_GetVal_AsU32()
|
||||
{
|
||||
if(!mReader->read()) throw DeadlyImportError("XML_ReadNode_GetVal_AsU32. No data, seems file is corrupt.");
|
||||
if(mReader->getNodeType() != irr::io::EXN_TEXT) throw DeadlyImportError("XML_ReadNode_GetVal_AsU32. Invalid type of XML element, seems file is corrupt.");
|
||||
|
||||
return strtoul10(mReader->getNodeData());
|
||||
}
|
||||
|
||||
void AMFImporter::XML_ReadNode_GetVal_AsString(std::string& pValue)
|
||||
{
|
||||
if(!mReader->read()) throw DeadlyImportError("XML_ReadNode_GetVal_AsString. No data, seems file is corrupt.");
|
||||
if(mReader->getNodeType() != irr::io::EXN_TEXT)
|
||||
throw DeadlyImportError("XML_ReadNode_GetVal_AsString. Invalid type of XML element, seems file is corrupt.");
|
||||
|
||||
pValue = mReader->getNodeData();
|
||||
}
|
||||
|
||||
/*********************************************************************************************************************************************/
|
||||
/************************************************************ Functions: parse set ***********************************************************/
|
||||
/*********************************************************************************************************************************************/
|
||||
|
||||
void AMFImporter::ParseHelper_Node_Enter(CAMFImporter_NodeElement* pNode)
|
||||
{
|
||||
mNodeElement_Cur->Child.push_back(pNode);// add new element to current element child list.
|
||||
mNodeElement_Cur = pNode;// switch current element to new one.
|
||||
}
|
||||
|
||||
void AMFImporter::ParseHelper_Node_Exit()
|
||||
{
|
||||
// check if we can walk up.
|
||||
if(mNodeElement_Cur != nullptr) mNodeElement_Cur = mNodeElement_Cur->Parent;
|
||||
}
|
||||
|
||||
void AMFImporter::ParseHelper_FixTruncatedFloatString(const char* pInStr, std::string& pOutString)
|
||||
{
|
||||
size_t instr_len;
|
||||
|
||||
pOutString.clear();
|
||||
instr_len = strlen(pInStr);
|
||||
if(!instr_len) return;
|
||||
|
||||
pOutString.reserve(instr_len * 3 / 2);
|
||||
// check and correct floats in format ".x". Must be "x.y".
|
||||
if(pInStr[0] == '.') pOutString.push_back('0');
|
||||
|
||||
pOutString.push_back(pInStr[0]);
|
||||
for(size_t ci = 1; ci < instr_len; ci++)
|
||||
{
|
||||
if((pInStr[ci] == '.') && ((pInStr[ci - 1] == ' ') || (pInStr[ci - 1] == '-') || (pInStr[ci - 1] == '+') || (pInStr[ci - 1] == '\t')))
|
||||
{
|
||||
pOutString.push_back('0');
|
||||
pOutString.push_back('.');
|
||||
}
|
||||
else
|
||||
{
|
||||
pOutString.push_back(pInStr[ci]);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static bool ParseHelper_Decode_Base64_IsBase64(const char pChar)
|
||||
{
|
||||
return (isalnum(pChar) || (pChar == '+') || (pChar == '/'));
|
||||
}
|
||||
|
||||
void AMFImporter::ParseHelper_Decode_Base64(const std::string& pInputBase64, std::vector<uint8_t>& pOutputData) const
|
||||
{
|
||||
// With help from
|
||||
// René Nyffenegger http://www.adp-gmbh.ch/cpp/common/base64.html
|
||||
const std::string base64_chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
|
||||
|
||||
uint8_t tidx = 0;
|
||||
uint8_t arr4[4], arr3[3];
|
||||
|
||||
// check input data
|
||||
if(pInputBase64.size() % 4) throw DeadlyImportError("Base64-encoded data must have size multiply of four.");
|
||||
// prepare output place
|
||||
pOutputData.clear();
|
||||
pOutputData.reserve(pInputBase64.size() / 4 * 3);
|
||||
|
||||
for(size_t in_len = pInputBase64.size(), in_idx = 0; (in_len > 0) && (pInputBase64[in_idx] != '='); in_len--)
|
||||
{
|
||||
if(ParseHelper_Decode_Base64_IsBase64(pInputBase64[in_idx]))
|
||||
{
|
||||
arr4[tidx++] = pInputBase64[in_idx++];
|
||||
if(tidx == 4)
|
||||
{
|
||||
for(tidx = 0; tidx < 4; tidx++) arr4[tidx] = (uint8_t)base64_chars.find(arr4[tidx]);
|
||||
|
||||
arr3[0] = (arr4[0] << 2) + ((arr4[1] & 0x30) >> 4);
|
||||
arr3[1] = ((arr4[1] & 0x0F) << 4) + ((arr4[2] & 0x3C) >> 2);
|
||||
arr3[2] = ((arr4[2] & 0x03) << 6) + arr4[3];
|
||||
for(tidx = 0; tidx < 3; tidx++) pOutputData.push_back(arr3[tidx]);
|
||||
|
||||
tidx = 0;
|
||||
}// if(tidx == 4)
|
||||
}// if(ParseHelper_Decode_Base64_IsBase64(pInputBase64[in_idx]))
|
||||
else
|
||||
{
|
||||
in_idx++;
|
||||
}// if(ParseHelper_Decode_Base64_IsBase64(pInputBase64[in_idx])) else
|
||||
}
|
||||
|
||||
if(tidx)
|
||||
{
|
||||
for(uint8_t i = tidx; i < 4; i++) arr4[i] = 0;
|
||||
for(uint8_t i = 0; i < 4; i++) arr4[i] = (uint8_t)(base64_chars.find(arr4[i]));
|
||||
|
||||
arr3[0] = (arr4[0] << 2) + ((arr4[1] & 0x30) >> 4);
|
||||
arr3[1] = ((arr4[1] & 0x0F) << 4) + ((arr4[2] & 0x3C) >> 2);
|
||||
arr3[2] = ((arr4[2] & 0x03) << 6) + arr4[3];
|
||||
for(uint8_t i = 0; i < (tidx - 1); i++) pOutputData.push_back(arr3[i]);
|
||||
}
|
||||
}
|
||||
|
||||
void AMFImporter::ParseFile(const std::string& pFile, IOSystem* pIOHandler)
|
||||
{
|
||||
irr::io::IrrXMLReader* OldReader = mReader;// store current XMLreader.
|
||||
std::unique_ptr<IOStream> file(pIOHandler->Open(pFile, "rb"));
|
||||
|
||||
// Check whether we can read from the file
|
||||
if (file.get() == nullptr) {
|
||||
throw DeadlyImportError("Failed to open AMF file " + pFile + ".");
|
||||
}
|
||||
|
||||
// generate a XML reader for it
|
||||
std::unique_ptr<CIrrXML_IOStreamReader> mIOWrapper(new CIrrXML_IOStreamReader(file.get()));
|
||||
mReader = irr::io::createIrrXMLReader(mIOWrapper.get());
|
||||
if(!mReader) throw DeadlyImportError("Failed to create XML reader for file" + pFile + ".");
|
||||
//
|
||||
// start reading
|
||||
// search for root tag <amf>
|
||||
if(XML_SearchNode("amf"))
|
||||
ParseNode_Root();
|
||||
else
|
||||
throw DeadlyImportError("Root node \"amf\" not found.");
|
||||
|
||||
delete mReader;
|
||||
// restore old XMLreader
|
||||
mReader = OldReader;
|
||||
}
|
||||
|
||||
// <amf
|
||||
// unit="" - The units to be used. May be "inch", "millimeter", "meter", "feet", or "micron".
|
||||
// version="" - Version of file format.
|
||||
// >
|
||||
// </amf>
|
||||
// Root XML element.
|
||||
// Multi elements - No.
|
||||
void AMFImporter::ParseNode_Root()
|
||||
{
|
||||
std::string unit, version;
|
||||
CAMFImporter_NodeElement *ne( nullptr );
|
||||
|
||||
// Read attributes for node <amf>.
|
||||
MACRO_ATTRREAD_LOOPBEG;
|
||||
MACRO_ATTRREAD_CHECK_RET("unit", unit, mReader->getAttributeValue);
|
||||
MACRO_ATTRREAD_CHECK_RET("version", version, mReader->getAttributeValue);
|
||||
MACRO_ATTRREAD_LOOPEND_WSKIP;
|
||||
|
||||
// Check attributes
|
||||
if(!mUnit.empty())
|
||||
{
|
||||
if((mUnit != "inch") && (mUnit != "millimeter") && (mUnit != "meter") && (mUnit != "feet") && (mUnit != "micron")) Throw_IncorrectAttrValue("unit");
|
||||
}
|
||||
|
||||
// create root node element.
|
||||
ne = new CAMFImporter_NodeElement_Root(nullptr);
|
||||
mNodeElement_Cur = ne;// set first "current" element
|
||||
// and assign attribute's values
|
||||
((CAMFImporter_NodeElement_Root*)ne)->Unit = unit;
|
||||
((CAMFImporter_NodeElement_Root*)ne)->Version = version;
|
||||
|
||||
// Check for child nodes
|
||||
if(!mReader->isEmptyElement())
|
||||
{
|
||||
MACRO_NODECHECK_LOOPBEGIN("amf");
|
||||
if(XML_CheckNode_NameEqual("object")) { ParseNode_Object(); continue; }
|
||||
if(XML_CheckNode_NameEqual("material")) { ParseNode_Material(); continue; }
|
||||
if(XML_CheckNode_NameEqual("texture")) { ParseNode_Texture(); continue; }
|
||||
if(XML_CheckNode_NameEqual("constellation")) { ParseNode_Constellation(); continue; }
|
||||
if(XML_CheckNode_NameEqual("metadata")) { ParseNode_Metadata(); continue; }
|
||||
MACRO_NODECHECK_LOOPEND("amf");
|
||||
mNodeElement_Cur = ne;// force restore "current" element
|
||||
}// if(!mReader->isEmptyElement())
|
||||
|
||||
mNodeElement_List.push_back(ne);// add to node element list because its a new object in graph.
|
||||
}
|
||||
|
||||
// <constellation
|
||||
// id="" - The Object ID of the new constellation being defined.
|
||||
// >
|
||||
// </constellation>
|
||||
// A collection of objects or constellations with specific relative locations.
|
||||
// Multi elements - Yes.
|
||||
// Parent element - <amf>.
|
||||
void AMFImporter::ParseNode_Constellation()
|
||||
{
|
||||
std::string id;
|
||||
CAMFImporter_NodeElement* ne( nullptr );
|
||||
|
||||
// Read attributes for node <constellation>.
|
||||
MACRO_ATTRREAD_LOOPBEG;
|
||||
MACRO_ATTRREAD_CHECK_RET("id", id, mReader->getAttributeValue);
|
||||
MACRO_ATTRREAD_LOOPEND;
|
||||
|
||||
// create and if needed - define new grouping object.
|
||||
ne = new CAMFImporter_NodeElement_Constellation(mNodeElement_Cur);
|
||||
|
||||
CAMFImporter_NodeElement_Constellation& als = *((CAMFImporter_NodeElement_Constellation*)ne);// alias for convenience
|
||||
|
||||
if(!id.empty()) als.ID = id;
|
||||
// Check for child nodes
|
||||
if(!mReader->isEmptyElement())
|
||||
{
|
||||
ParseHelper_Node_Enter(ne);
|
||||
MACRO_NODECHECK_LOOPBEGIN("constellation");
|
||||
if(XML_CheckNode_NameEqual("instance")) { ParseNode_Instance(); continue; }
|
||||
if(XML_CheckNode_NameEqual("metadata")) { ParseNode_Metadata(); continue; }
|
||||
MACRO_NODECHECK_LOOPEND("constellation");
|
||||
ParseHelper_Node_Exit();
|
||||
}// if(!mReader->isEmptyElement())
|
||||
else
|
||||
{
|
||||
mNodeElement_Cur->Child.push_back(ne);// Add element to child list of current element
|
||||
}// if(!mReader->isEmptyElement()) else
|
||||
|
||||
mNodeElement_List.push_back(ne);// and to node element list because its a new object in graph.
|
||||
}
|
||||
|
||||
// <instance
|
||||
// objectid="" - The Object ID of the new constellation being defined.
|
||||
// >
|
||||
// </instance>
|
||||
// A collection of objects or constellations with specific relative locations.
|
||||
// Multi elements - Yes.
|
||||
// Parent element - <amf>.
|
||||
void AMFImporter::ParseNode_Instance()
|
||||
{
|
||||
std::string objectid;
|
||||
CAMFImporter_NodeElement* ne( nullptr );
|
||||
|
||||
// Read attributes for node <constellation>.
|
||||
MACRO_ATTRREAD_LOOPBEG;
|
||||
MACRO_ATTRREAD_CHECK_RET("objectid", objectid, mReader->getAttributeValue);
|
||||
MACRO_ATTRREAD_LOOPEND;
|
||||
|
||||
// used object id must be defined, check that.
|
||||
if(objectid.empty()) throw DeadlyImportError("\"objectid\" in <instance> must be defined.");
|
||||
// create and define new grouping object.
|
||||
ne = new CAMFImporter_NodeElement_Instance(mNodeElement_Cur);
|
||||
|
||||
CAMFImporter_NodeElement_Instance& als = *((CAMFImporter_NodeElement_Instance*)ne);// alias for convenience
|
||||
|
||||
als.ObjectID = objectid;
|
||||
// Check for child nodes
|
||||
if(!mReader->isEmptyElement())
|
||||
{
|
||||
bool read_flag[6] = { false, false, false, false, false, false };
|
||||
|
||||
als.Delta.Set(0, 0, 0);
|
||||
als.Rotation.Set(0, 0, 0);
|
||||
ParseHelper_Node_Enter(ne);
|
||||
MACRO_NODECHECK_LOOPBEGIN("instance");
|
||||
MACRO_NODECHECK_READCOMP_F("deltax", read_flag[0], als.Delta.x);
|
||||
MACRO_NODECHECK_READCOMP_F("deltay", read_flag[1], als.Delta.y);
|
||||
MACRO_NODECHECK_READCOMP_F("deltaz", read_flag[2], als.Delta.z);
|
||||
MACRO_NODECHECK_READCOMP_F("rx", read_flag[3], als.Rotation.x);
|
||||
MACRO_NODECHECK_READCOMP_F("ry", read_flag[4], als.Rotation.y);
|
||||
MACRO_NODECHECK_READCOMP_F("rz", read_flag[5], als.Rotation.z);
|
||||
MACRO_NODECHECK_LOOPEND("instance");
|
||||
ParseHelper_Node_Exit();
|
||||
// also convert degrees to radians.
|
||||
als.Rotation.x = AI_MATH_PI_F * als.Rotation.x / 180.0f;
|
||||
als.Rotation.y = AI_MATH_PI_F * als.Rotation.y / 180.0f;
|
||||
als.Rotation.z = AI_MATH_PI_F * als.Rotation.z / 180.0f;
|
||||
}// if(!mReader->isEmptyElement())
|
||||
else
|
||||
{
|
||||
mNodeElement_Cur->Child.push_back(ne);// Add element to child list of current element
|
||||
}// if(!mReader->isEmptyElement()) else
|
||||
|
||||
mNodeElement_List.push_back(ne);// and to node element list because its a new object in graph.
|
||||
}
|
||||
|
||||
// <object
|
||||
// id="" - A unique ObjectID for the new object being defined.
|
||||
// >
|
||||
// </object>
|
||||
// An object definition.
|
||||
// Multi elements - Yes.
|
||||
// Parent element - <amf>.
|
||||
void AMFImporter::ParseNode_Object()
|
||||
{
|
||||
std::string id;
|
||||
CAMFImporter_NodeElement* ne( nullptr );
|
||||
|
||||
// Read attributes for node <object>.
|
||||
MACRO_ATTRREAD_LOOPBEG;
|
||||
MACRO_ATTRREAD_CHECK_RET("id", id, mReader->getAttributeValue);
|
||||
MACRO_ATTRREAD_LOOPEND;
|
||||
|
||||
// create and if needed - define new geometry object.
|
||||
ne = new CAMFImporter_NodeElement_Object(mNodeElement_Cur);
|
||||
|
||||
CAMFImporter_NodeElement_Object& als = *((CAMFImporter_NodeElement_Object*)ne);// alias for convenience
|
||||
|
||||
if(!id.empty()) als.ID = id;
|
||||
// Check for child nodes
|
||||
if(!mReader->isEmptyElement())
|
||||
{
|
||||
bool col_read = false;
|
||||
|
||||
ParseHelper_Node_Enter(ne);
|
||||
MACRO_NODECHECK_LOOPBEGIN("object");
|
||||
if(XML_CheckNode_NameEqual("color"))
|
||||
{
|
||||
// Check if color already defined for object.
|
||||
if(col_read) Throw_MoreThanOnceDefined("color", "Only one color can be defined for <object>.");
|
||||
// read data and set flag about it
|
||||
ParseNode_Color();
|
||||
col_read = true;
|
||||
|
||||
continue;
|
||||
}
|
||||
|
||||
if(XML_CheckNode_NameEqual("mesh")) { ParseNode_Mesh(); continue; }
|
||||
if(XML_CheckNode_NameEqual("metadata")) { ParseNode_Metadata(); continue; }
|
||||
MACRO_NODECHECK_LOOPEND("object");
|
||||
ParseHelper_Node_Exit();
|
||||
}// if(!mReader->isEmptyElement())
|
||||
else
|
||||
{
|
||||
mNodeElement_Cur->Child.push_back(ne);// Add element to child list of current element
|
||||
}// if(!mReader->isEmptyElement()) else
|
||||
|
||||
mNodeElement_List.push_back(ne);// and to node element list because its a new object in graph.
|
||||
}
|
||||
|
||||
// <metadata
|
||||
// type="" - The type of the attribute.
|
||||
// >
|
||||
// </metadata>
|
||||
// Specify additional information about an entity.
|
||||
// Multi elements - Yes.
|
||||
// Parent element - <amf>, <object>, <volume>, <material>, <vertex>.
|
||||
//
|
||||
// Reserved types are:
|
||||
// "Name" - The alphanumeric label of the entity, to be used by the interpreter if interacting with the user.
|
||||
// "Description" - A description of the content of the entity
|
||||
// "URL" - A link to an external resource relating to the entity
|
||||
// "Author" - Specifies the name(s) of the author(s) of the entity
|
||||
// "Company" - Specifying the company generating the entity
|
||||
// "CAD" - specifies the name of the originating CAD software and version
|
||||
// "Revision" - specifies the revision of the entity
|
||||
// "Tolerance" - specifies the desired manufacturing tolerance of the entity in entity's unit system
|
||||
// "Volume" - specifies the total volume of the entity, in the entity's unit system, to be used for verification (object and volume only)
|
||||
void AMFImporter::ParseNode_Metadata()
|
||||
{
|
||||
std::string type, value;
|
||||
CAMFImporter_NodeElement* ne( nullptr );
|
||||
|
||||
// read attribute
|
||||
MACRO_ATTRREAD_LOOPBEG;
|
||||
MACRO_ATTRREAD_CHECK_RET("type", type, mReader->getAttributeValue);
|
||||
MACRO_ATTRREAD_LOOPEND;
|
||||
// and value of node.
|
||||
value = mReader->getNodeData();
|
||||
// Create node element and assign read data.
|
||||
ne = new CAMFImporter_NodeElement_Metadata(mNodeElement_Cur);
|
||||
((CAMFImporter_NodeElement_Metadata*)ne)->Type = type;
|
||||
((CAMFImporter_NodeElement_Metadata*)ne)->Value = value;
|
||||
mNodeElement_Cur->Child.push_back(ne);// Add element to child list of current element
|
||||
mNodeElement_List.push_back(ne);// and to node element list because its a new object in graph.
|
||||
}
|
||||
|
||||
/*********************************************************************************************************************************************/
|
||||
/******************************************************** Functions: BaseImporter set ********************************************************/
|
||||
/*********************************************************************************************************************************************/
|
||||
|
||||
bool AMFImporter::CanRead(const std::string& pFile, IOSystem* pIOHandler, bool pCheckSig) const
|
||||
{
|
||||
const std::string extension = GetExtension(pFile);
|
||||
|
||||
if ( extension == "amf" ) {
|
||||
return true;
|
||||
}
|
||||
|
||||
if(!extension.length() || pCheckSig)
|
||||
{
|
||||
const char* tokens[] = { "<amf" };
|
||||
|
||||
return SearchFileHeaderForToken( pIOHandler, pFile, tokens, 1 );
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
void AMFImporter::GetExtensionList(std::set<std::string>& pExtensionList)
|
||||
{
|
||||
pExtensionList.insert("amf");
|
||||
}
|
||||
|
||||
const aiImporterDesc* AMFImporter::GetInfo () const
|
||||
{
|
||||
return &Description;
|
||||
}
|
||||
|
||||
void AMFImporter::InternReadFile(const std::string& pFile, aiScene* pScene, IOSystem* pIOHandler)
|
||||
{
|
||||
Clear();// delete old graph.
|
||||
ParseFile(pFile, pIOHandler);
|
||||
Postprocess_BuildScene(pScene);
|
||||
// scene graph is ready, exit.
|
||||
}
|
||||
|
||||
}// namespace Assimp
|
||||
|
||||
#endif // !ASSIMP_BUILD_NO_AMF_IMPORTER
|
||||
|
|
@ -208,13 +208,14 @@ BinFloat ToBinary(const ai_real &pValue) {
|
|||
// floating-point numbers are of sign-magnitude format, so find out what signed number
|
||||
// representation we must convert negative values to.
|
||||
// See http://en.wikipedia.org/wiki/Signed_number_representations.
|
||||
const BinFloat mask = BinFloat(1) << (CHAR_BIT * sizeof(BinFloat) - 1);
|
||||
|
||||
// Two's complement?
|
||||
const bool DefaultValue = ((-42 == (~42 + 1)) && (binValue & 0x80000000));
|
||||
const bool OneComplement = ((-42 == ~42) && (binValue & 0x80000000));
|
||||
const bool DefaultValue = ((-42 == (~42 + 1)) && (binValue & mask));
|
||||
const bool OneComplement = ((-42 == ~42) && (binValue & mask));
|
||||
|
||||
if (DefaultValue)
|
||||
return BinFloat(BinFloat(1) << (CHAR_BIT * sizeof(BinFloat) - 1)) - binValue;
|
||||
return mask - binValue;
|
||||
// One's complement?
|
||||
else if (OneComplement)
|
||||
return BinFloat(-0) - binValue;
|
||||
|
|
|
|||
Loading…
Reference in New Issue