MatrixInverse

VTKExamples/Cxx/Math/MatrixInverse

Code

MatrixInverse.cxx

#include <vtkSmartPointer.h>
#include <vtkMatrix3x3.h>

int main(int, char *[])
{
  vtkSmartPointer<vtkMatrix3x3> m = 
    vtkSmartPointer<vtkMatrix3x3>::New();

  m->SetElement(2,1,2.0); // Set element (0,0) to 1.0

  std::cout << *m << std::endl;

  m->Invert();

  std::cout << *m << std::endl;

  return EXIT_SUCCESS;
}

CMakeLists.txt

cmake_minimum_required(VERSION 2.8)

PROJECT(MatrixInverse)

find_package(VTK REQUIRED)
include(${VTK_USE_FILE})

add_executable(MatrixInverse MACOSX_BUNDLE MatrixInverse.cxx )

target_link_libraries(MatrixInverse ${VTK_LIBRARIES})

Download and Build MatrixInverse

Click here to download MatrixInverse and its CMakeLists.txt file. Once the tarball MatrixInverse.tar has been downloaded and extracted,

cd MatrixInverse/build 

If VTK is installed:

cmake ..

If VTK is not installed but compiled on your system, you will need to specify the path to your VTK build:

cmake -DVTK_DIR:PATH=/home/me/vtk_build ..

Build the project:

make

and run it:

./MatrixInverse

WINDOWS USERS

Be sure to add the VTK bin directory to your path. This will resolve the VTK dll's at run time.