WalkCowA

Repository source: WalkCowA

Description¶

This generates Fig. 3-33a: The cow rotating about a vector passing through her nose. (a) With origin (0,0,0).

Info

See Figure 3-33a in Chapter 3 the VTK Textbook.

Other languages

See (Python)

Question

If you have a question about this example, please use the VTK Discourse Forum

Code¶

WalkCowA.cxx

// These includes are necessary for WhatModulesVTK.py
#include <vtkActor.h>
#include <vtkAxes.h>
#include <vtkBYUReader.h>
#include <vtkCallbackCommand.h>
#include <vtkCamera.h>
#include <vtkNamedColors.h>
#include <vtkPNGWriter.h>
#include <vtkPolyDataMapper.h>
#include <vtkProperty.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkRenderer.h>
#include <vtkSmartPointer.h>
#include <vtkTransform.h>
#include <vtkVersionMacros.h>
#include <vtkWindowToImageFilter.h>

// The command line parameters are: cow.g 1
#include "WalkCow.cxx"

CMakeLists.txt¶

cmake_minimum_required(VERSION 3.12 FATAL_ERROR)

project(WalkCowA)

find_package(VTK COMPONENTS 
  CommonColor
  CommonCore
  CommonTransforms
  FiltersGeneral
  IOGeometry
  IOImage
  InteractionStyle
  RenderingContextOpenGL2
  RenderingCore
  RenderingFreeType
  RenderingGL2PSOpenGL2
  RenderingOpenGL2
)

if (NOT VTK_FOUND)
  message(FATAL_ERROR "WalkCowA: Unable to find the VTK build folder.")
endif()

# Prevent a "command line is too long" failure in Windows.
set(CMAKE_NINJA_FORCE_RESPONSE_FILE "ON" CACHE BOOL "Force Ninja to use response files.")
add_executable(WalkCowA MACOSX_BUNDLE WalkCowA.cxx )
  target_link_libraries(WalkCowA PRIVATE ${VTK_LIBRARIES}
)
# vtk_module_autoinit is needed
vtk_module_autoinit(
  TARGETS WalkCowA
  MODULES ${VTK_LIBRARIES}
)

Download and Build WalkCowA¶

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

cd WalkCowA/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:

./WalkCowA

WINDOWS USERS

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