GridEditor::GridEditor(int& argc,char**& argv)
:Vrui::Application(argc,argv),
grid(0),
exportSurfaceHelper("ExportedSurface.ply",".ply",Vrui::openDirectory(".")),
mainMenu(0)
{
if(argc>=2)
{
/* Load the grid from a float-valued vol file: */
Misc::File volFile(argv[1],"rb",Misc::File::BigEndian);
/* Read the file header: */
EditableGrid::Index numVertices;
volFile.read<int>(numVertices.getComponents(),3);
int borderSize=volFile.read<int>();
for(int i=0;i<3;++i)
numVertices[i]+=borderSize*2;
float domainSize[3];
volFile.read<float>(domainSize,3);
EditableGrid::Size cellSize;
for(int i=0;i<3;++i)
cellSize[i]=domainSize[i]/float(numVertices[i]-borderSize*2-1);
/* Create the grid: */
grid=new EditableGrid(numVertices,cellSize);
/* Read all grid values: */
for(EditableGrid::Index i(0);i[0]<grid->getNumVertices(0);i.preInc(grid->getNumVertices()))
grid->setValue(i,volFile.read<float>());
grid->invalidateVertices(EditableGrid::Index(0,0,0),grid->getNumVertices());
}
else
{
/* Create a new grid: */
grid=new EditableGrid(EditableGrid::Index(256,256,256),EditableGrid::Size(1.0f,1.0f,1.0f));
}
/* Create the program GUI: */
mainMenu=createMainMenu();
Vrui::setMainMenu(mainMenu);
/* Initialize the navigation transformation: */
centerDisplayCallback(0);
/* Initialize the tool classes: */
EditTool::initClass(*Vrui::getToolManager());
}
GridEditor::GridEditor(int& argc,char**& argv)
:Vrui::Application(argc,argv),
grid(0),
saveGridHelper("SavedGrid.fvol",".fvol",Vrui::openDirectory(".")),
exportSurfaceHelper("ExportedSurface.ply",".ply",Vrui::openDirectory(".")),
mainMenu(0)
{
/* Parse the command line: */
EditableGrid::Index newGridSize(256,256,256);
EditableGrid::Size newCellSize(1.0f,1.0f,1.0f);
const char* gridFileName=0;
for(int i=1;i<argc;++i)
{
if(argv[i][0]=='-')
{
if(strcasecmp(argv[i]+1,"h")==0)
{
std::cout<<"Usage:"<<std::endl;
std::cout<<" "<<argv[0]<<" [-gridSize <sx> <sy> <sz>] [-cellSize <cx> <cy> <cz>] [<grid file name>]"<<std::endl;
std::cout<<"Options:"<<std::endl;
std::cout<<" -gridSize <sx> <sy> <sz>"<<std::endl;
std::cout<<" Number of vertices for newly-created grids in x, y, and z. Defaults to 256 256 256."<<std::endl;
std::cout<<" -cellSize <cx> <cy> <cz>"<<std::endl;
std::cout<<" Grid cell dimensions for newly-created grids in x, y, and z in some arbitrary unit of measurement. Defaults to 1.0 1.0 1.0."<<std::endl;
std::cout<<" <grid file name>"<<std::endl;
std::cout<<" Name of a grid file (extension .fvol) to load upon start-up. If not provided, a new grid will be created."<<std::endl;
}
else if(strcasecmp(argv[i]+1,"gridSize")==0)
{
if(i+3<argc)
{
/* Read the requested size for new grids: */
for(int j=0;j<3;++j)
{
++i;
newGridSize[j]=atoi(argv[i]);
}
}
else
{
std::cerr<<"Ignoring dangling -gridSize option"<<std::endl;
i=argc;
}
}
else if(strcasecmp(argv[i]+1,"cellSize")==0)
{
if(i+3<argc)
{
/* Read the requested cell size for new grids: */
for(int j=0;j<3;++j)
{
++i;
newCellSize[j]=EditableGrid::Size::Scalar(atof(argv[i]));
}
}
else
{
std::cerr<<"Ignoring dangling -gridSize option"<<std::endl;
i=argc;
}
}
}
else if(gridFileName==0)
gridFileName=argv[i];
}
if(gridFileName!=0)
{
try
{
/* Load the grid from a float-valued vol file: */
IO::FilePtr volFile=Vrui::openFile(gridFileName);
volFile->setEndianness(Misc::BigEndian);
/* Read the file header: */
EditableGrid::Index numVertices;
volFile->read<int>(numVertices.getComponents(),3);
int borderSize=volFile->read<int>();
for(int i=0;i<3;++i)
numVertices[i]+=borderSize*2;
float domainSize[3];
volFile->read<float>(domainSize,3);
EditableGrid::Size cellSize;
for(int i=0;i<3;++i)
cellSize[i]=domainSize[i]/float(numVertices[i]-borderSize*2-1);
/* Create the grid: */
grid=new EditableGrid(numVertices,cellSize);
/* Read all grid values: */
for(EditableGrid::Index i(0);i[0]<grid->getNumVertices(0);i.preInc(grid->getNumVertices()))
grid->setValue(i,volFile->read<float>());
grid->invalidateVertices(EditableGrid::Index(0,0,0),grid->getNumVertices());
}
catch(std::runtime_error err)
{
std::cerr<<"Unable to load grid file "<<gridFileName<<" due to exception "<<err.what()<<std::endl;
/* Create a new grid: */
grid=new EditableGrid(newGridSize,newCellSize);
}
}
else
{
/* Create a new grid: */
grid=new EditableGrid(newGridSize,newCellSize);
}
/* Create the program GUI: */
mainMenu=createMainMenu();
Vrui::setMainMenu(mainMenu);
/* Initialize the navigation transformation: */
centerDisplayCallback(0);
/* Initialize the tool classes: */
EditTool::initClass(*Vrui::getToolManager());
}
