/**
* Reads the ibw. base file and extracts the raw data
* @param file_name file path of the base .ibw file
* @return true if successful
**/
private bool readSliverIBWFile(string file_name)
{
IntPtr ptr;
int num_layers = NativeCalls.GetNumberOfLayers(file_name);
if (!button_baseload.Enabled)
{
if (base_dimensions[2] != num_layers)
{
return(false);
}
for (int i = 0; i < num_layers; ++i)
{
ptr = NativeCalls.GetLayerName(file_name, i);
string name = Marshal.PtrToStringAnsi(ptr);
NativeCalls.ReleaseMemory(ptr);
if (dropdown_imageLayer.Items.IndexOf(name) != i)
{
return(false);
}
}
sliver_dimensions = new int[3];
ptr = NativeCalls.GetDimensions(file_name);
Marshal.Copy(ptr, sliver_dimensions, 0, 3);
NativeCalls.ReleaseMemory(ptr);
if (base_dimensions[0] < sliver_dimensions[0] || base_dimensions[1] < sliver_dimensions[1])
{
sliver_dimensions = null;
return(false);
}
if (!(base_dimensions[0] == sliver_dimensions[0] ^ base_dimensions[1] == sliver_dimensions[1]))
{
sliver_dimensions = null;
return(false);
}
int xyMult = sliver_dimensions[0] * sliver_dimensions[1];
int dimMult = xyMult * sliver_dimensions[2];
sliver_data = new float[dimMult];
ptr = NativeCalls.GetRawData(file_name, ( uint )dimMult);
Marshal.Copy(ptr, sliver_data, 0, dimMult);
NativeCalls.ReleaseMemory(ptr);
return(true);
}
else
{
dropdown_imageLayer.Items.Clear();
checkedList_layers.Items.Clear();
for (int i = 0; i < num_layers; ++i)
{
ptr = NativeCalls.GetLayerName(file_name, i);
string name = Marshal.PtrToStringAnsi(ptr);
NativeCalls.ReleaseMemory(ptr);
dropdown_imageLayer.Items.Insert(i, name);
checkedList_layers.Items.Insert(i, name);
}
sliver_dimensions = new int[3];
ptr = NativeCalls.GetDimensions(file_name);
Marshal.Copy(ptr, sliver_dimensions, 0, 3);
NativeCalls.ReleaseMemory(ptr);
int xyMult = sliver_dimensions[0] * sliver_dimensions[1];
int dimMult = xyMult * sliver_dimensions[2];
sliver_data = new float[dimMult];
ptr = NativeCalls.GetRawData(file_name, ( uint )dimMult);
Marshal.Copy(ptr, sliver_data, 0, dimMult);
NativeCalls.ReleaseMemory(ptr);
return(true);
}
}
/**
* Output .ibw file of the base image with selected layers corrected
**/
private void outputIBWBase()
{
int dimMult = base_dimensions[0] * base_dimensions[1] * base_dimensions[2];
NativeCalls.SetRawData(base_name + ".ibw", (uint)dimMult, base_data);
}