Files
OpenSpace/modules/globebrowsing/tile/tileioresult.cpp
2016-06-28 11:59:19 -04:00

146 lines
5.2 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2016 *
* *
* 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 <ogr_featurestyle.h>
#include <ogr_spatialref.h>
#include <ghoul/logging/logmanager.h>
#include <ghoul/filesystem/filesystem.h> // abspath
#include <ghoul/misc/assert.h>
#include <modules/globebrowsing/tile/tileioresult.h>
#include <modules/globebrowsing/geometry/angle.h>
#include <float.h>
#include <sstream>
#include <algorithm>
namespace {
const std::string _loggerCat = "TileIOResult";
}
namespace openspace {
void TilePreprocessData::serialize(std::ostream& os) {
os << maxValues.size() << std::endl;
for (float f : maxValues) {
os << f << " ";
}
os << std::endl;
for (float f : minValues) {
os << f << " ";
}
os << std::endl;
}
TilePreprocessData TilePreprocessData::deserialize(std::istream& is) {
TilePreprocessData res;
int n; is >> n;
res.maxValues.resize(n);
for (int i = 0; i < n; i++) {
is >> res.maxValues[i];
}
res.minValues.resize(n);
for (int i = 0; i < n; i++) {
is >> res.minValues[i];
}
return std::move(res);
}
TileIOResult::TileIOResult()
: imageData(nullptr)
, dimensions(0, 0, 0)
, preprocessData(nullptr)
, chunkIndex(0, 0, 0)
, error(CE_None)
, nBytesImageData(0)
{
}
TileIOResult TileIOResult::createDefaultRes() {
TileIOResult defaultRes;
int w = 8;
int h = 8;
defaultRes.dimensions = glm::uvec3(w, h, 1);
defaultRes.nBytesImageData = w * h * 1 * 3 * 4; // assume max 3 channels, max 4 bytes per pixel
defaultRes.imageData = new char[defaultRes.nBytesImageData];
std::fill_n((char*)defaultRes.imageData, defaultRes.nBytesImageData, 0);
return std::move(defaultRes);
}
void TileIOResult::serializeMetaData(std::ostream& os) {
os << dimensions.x << " " << dimensions.y << " " << dimensions.z << std::endl;
os << chunkIndex.x << " " << chunkIndex.y << " " << chunkIndex.level << std::endl;
os << error << std::endl;
// preprocess data
os << (preprocessData != nullptr) << std::endl;
if (preprocessData != nullptr) {
preprocessData->serialize(os);
}
os << nBytesImageData << std::endl;
}
TileIOResult TileIOResult::deserializeMetaData(std::istream& is) {
TileIOResult res;
is >> res.dimensions.x >> res.dimensions.y >> res.dimensions.z;
is >> res.chunkIndex.x >> res.chunkIndex.y >> res.chunkIndex.level;
int err; is >> err; res.error = (CPLErr) err;
res.preprocessData = nullptr;
bool hasPreprocessData;
is >> hasPreprocessData;
if (hasPreprocessData) {
TilePreprocessData preprocessData = TilePreprocessData::deserialize(is);
res.preprocessData = std::make_shared<TilePreprocessData>(preprocessData);
}
is >> res.nBytesImageData;
char binaryDataSeparator;
is >> binaryDataSeparator; // not used
char* buffer = new char[res.nBytesImageData]();
return std::move(res);
}
} // namespace openspace