void textureCubeMap::load( const char *filename, const unsigned int target )
{
std::string imgFilename( filename );
bool hasAlphaChannel = false;
if ( !hasWpExtension(filename) )
{
convertImageToWp( filename, &hasAlphaChannel, 90.0f );
imgFilename = getWpFilename( filename );
}
upload2dImageWp( target, imgFilename.c_str() );
bytesPerChannel = 1;
nChannels = hasAlphaChannel ? 4 : 3;
glGetTexLevelParameteriv( target, 0, GL_TEXTURE_INTERNAL_FORMAT, (GLint*) &internalFormat );
glGetTexLevelParameteriv( target, 0, GL_TEXTURE_WIDTH, (GLint*) &sx );
glGetTexLevelParameteriv( target, 0, GL_TEXTURE_HEIGHT, (GLint*) &sy );
sz++;
assert( glGetError() == GL_NO_ERROR );
}
/**
* Function for generating images from data
*/
void generateGraphics(std::string nodePath, std::string dataReadPath, std::string imageSavePath, std::shared_ptr<Element> e, algorithmCreator create, long long nCount, long long writeInterval, bool shortestPaths, bool force) {
NodeSetGraphics graphics = NodeSetGraphics();
graphics.init();
PositionedNodeSet set = PositionedNodeSet(nodePath, create, e);
graphics.XYMinMax(set);
std::vector<unsigned long long> sourceId;
std::vector<unsigned long long> sinkId;
std::vector<std::unordered_map<unsigned long long, long long>> pathMaps;
if (shortestPaths) {
sourceId = graphics.findSources(set);
sinkId = graphics.findSinks(set);
for (auto id: sourceId) {
pathMaps.push_back(set.shortestPath(id).second);
}
}
std::ifstream ifsMinMx(dataReadPath);
std::cout << "Finding min and max...\n";
for (long long i = 0; i < nCount; i++) {
if (i % writeInterval == 0) {
set.readData(ifsMinMx);
graphics.NAndFlowCondMinMax(set);
} else {
ifsMinMx.ignore(std::numeric_limits<std::streamsize>::max(),'\n');
}
}
ifsMinMx.close();
std::cout << graphics.toString();
std::ifstream ifs(dataReadPath);
long long j = 0;
if (!force) {
while (true) {
std::stringstream imgFilename(imageSavePath, std::ios_base::in|std::ios_base::out);
imgFilename << imageSavePath;
imgFilename << std::setfill('0') << std::setw(6) << j << ".png";
std::string imgFilenameStr = imgFilename.str();
if (!exists(imgFilenameStr)) {
break;
} else {
j++;
}
}
}
if (j != 0) {
std::cout << "Found existing images, creating new images starting at number " << j << "\n";
}
std::cout << "Image generation begun.\n";
std::string loadBar = "";
for (long long i = 0; i < nCount; i++) {
if (i % writeInterval == 0) {
set.readData(ifs);
set.reinitialize();
std::stringstream imgFilename(imageSavePath, std::ios_base::in|std::ios_base::out);
imgFilename << imageSavePath;
imgFilename << std::setfill('0') << std::setw(6) << j++ << ".png";
std::string imgFilenameStr = imgFilename.str();
graphics.drawEdgesCond(set, 0);
if (shortestPaths) {
for (auto pathMap: pathMaps) {
graphics.drawShortestPath(set, sinkId, pathMap);
}
}
graphics.drawNodes(set, 0);
graphics.writeToFile(imgFilenameStr);
graphics.repaint();
} else {
ifs.ignore(std::numeric_limits<std::streamsize>::max(),'\n');
}
// Printing loadbar
if (nCount >= 100) {
if (i % (nCount/50) == 0) {
loadBar += '#';
std::cout << "\r" << loadBar << "..." << 100*i/nCount << "%";
std::cout.flush();
}
if (i % (nCount/100) == 0) {
std::cout << "\r" << loadBar << "..." << 100*i/nCount << "%";
std::cout.flush();
}
}
}
if (nCount >= 100) {
loadBar += '#';
std::cout << "\r" << loadBar << "..." << "100%\n";
std::cout.flush();
}
ifs.close();
}