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// Copyright (c) 2012, Motorola Mobility, Inc.
// All rights reserved.
//
// Redistribution and use 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 Motorola Mobility, Inc. nor the names of its
// contributors may be used to endorse or promote products derived from this
// software without specific prior written permission.
//
// 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 <COPYRIGHT HOLDER> 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.
#include "GLTF.h"
#include "../GLTFOpenCOLLADA.h"
#include "GLTFAsset.h"
using namespace rapidjson;
#if __cplusplus <= 199711L
using namespace std::tr1;
#endif
using namespace std;
namespace GLTF
{
shared_ptr <JSONValue> serializeVec3(double x,double y, double z) {
shared_ptr <JSONArray> vec3(new GLTF::JSONArray());
vec3->appendValue(shared_ptr <GLTF::JSONNumber> (new GLTF::JSONNumber(x)));
vec3->appendValue(shared_ptr <GLTF::JSONNumber> (new GLTF::JSONNumber(y)));
vec3->appendValue(shared_ptr <GLTF::JSONNumber> (new GLTF::JSONNumber(z)));
return vec3;
}
shared_ptr <JSONValue> serializeVec4(double x,double y, double z, double w) {
shared_ptr <JSONArray> vec4(new GLTF::JSONArray());
vec4->appendValue(shared_ptr <GLTF::JSONNumber> (new GLTF::JSONNumber(x)));
vec4->appendValue(shared_ptr <GLTF::JSONNumber> (new GLTF::JSONNumber(y)));
vec4->appendValue(shared_ptr <GLTF::JSONNumber> (new GLTF::JSONNumber(z)));
vec4->appendValue(shared_ptr <GLTF::JSONNumber> (new GLTF::JSONNumber(w)));
return vec4;
}
//-- Writer
GLTFWriter::GLTFWriter():
_writer(0) {
_fd = 0;
}
bool GLTFWriter::initWithPath(const std::string &path) {
this->_fd = fopen(path.c_str(), "w");
if (this->_fd) {
this->buf = (char *)malloc(65535);
if (!this->buf) {
fclose(this->_fd);
return false;
}
this->_fileStream = new rapidjson::FileWriteStream(this->_fd, this->buf, 65535);
if (this->_fileStream) {
this->_writer = new rapidjson::PrettyWriter <rapidjson::FileWriteStream>(*this->_fileStream);
return this->_writer != 0;
}
}
return false;
}
GLTFWriter::~GLTFWriter() {
if (_fd) {
delete this->_fileStream;
delete this->_writer;
fclose(this->_fd);
}
}
//base
void GLTFWriter::writeArray(JSONArray* array, void *context) {
this->_writer->StartArray();
vector <shared_ptr <JSONValue> > values = array->values();
size_t count = values.size();
for (size_t i = 0 ; i < count ; i++) {
values[i]->write(this, context);
}
this->_writer->EndArray();
}
void GLTFWriter::writeObject(JSONObject* object, void *context) {
this->_writer->StartObject();
vector <std::string> keys = object->getAllKeys();
size_t count = keys.size();
for (size_t i = 0 ; i < count ; i++) {
shared_ptr <JSONValue> value = object->getValue(keys[i]);
const std::string& key = keys[i];
this->_writer->String(key.c_str());
if (value)
value->write(this, context);
}
this->_writer->EndObject();
}
void GLTFWriter::writeNumber(JSONNumber* number, void *context) {
JSONNumber::JSONNumberType type = number->getNumberType();
switch (type) {
case JSONNumber::UNSIGNED_INT32:
this->_writer->Uint(number->getUnsignedInt32());
break;
case JSONNumber::INT32:
this->_writer->Int(number->getInt32());
break;
case JSONNumber::DOUBLE:
{
double value = number->getDouble();
this->_writer->Double(value);
break;
}
case JSONNumber::BOOL:
{
bool value = number->getBool();
this->_writer->Bool(value);
}
break;
default:
//FIXME: TODO Handle error
break;
}
}
void GLTFWriter::writeString(JSONString* str, void *context) {
this->_writer->String(str->getCString());
}
void GLTFWriter::write(JSONValue* value, void* context) {
JSONType jsonType = value->getJSONType();
if (jsonType == kJSONNumber) {
this->writeNumber((JSONNumber*)value, context);
} else if (jsonType == kJSONObject) {
this->writeObject((JSONObject*)value, context);
} else if (jsonType == kJSONArray) {
this->writeArray((JSONArray*)value, context);
} else if (jsonType == kJSONString) {
this->writeString((JSONString*)value, context);
}
}
}
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