# HG changeset patch
# User Sebastien Jodogne <s.jodogne@gmail.com>
# Date 1373962255 -7200
# Node ID 4f5b4b0fa6268d413a176a682daf9a15d0bdf1ac
# Parent  482cde3f3c14a9034223b8f0d948268c7c14501e
VTK sample

diff -r 482cde3f3c14 -r 4f5b4b0fa626 Resources/Samples/OrthancCppClient/Basic/CMakeLists.txt
--- a/Resources/Samples/OrthancCppClient/Basic/CMakeLists.txt	Tue Jul 16 09:22:55 2013 +0200
+++ b/Resources/Samples/OrthancCppClient/Basic/CMakeLists.txt	Tue Jul 16 10:10:55 2013 +0200
@@ -5,48 +5,12 @@
 
 project(OrthancCppClientTest)
 
-SET(STATIC_BUILD OFF)
-
+set(STATIC_BUILD OFF)
 set(ORTHANC_ROOT ${CMAKE_SOURCE_DIR}/../../../..)
 
-include(${ORTHANC_ROOT}/Resources/CMake/DownloadPackage.cmake)
-include(${ORTHANC_ROOT}/Resources/CMake/JsonCppConfiguration.cmake)
-include(${ORTHANC_ROOT}/Resources/CMake/LibCurlConfiguration.cmake)
-include(${ORTHANC_ROOT}/Resources/CMake/LibPngConfiguration.cmake)
-include(${ORTHANC_ROOT}/Resources/CMake/BoostConfiguration.cmake)
-
-if (${CMAKE_COMPILER_IS_GNUCXX})
-  set(CMAKE_C_FLAGS "-Wall -pedantic -Wno-implicit-function-declaration")  # --std=c99 makes libcurl not to compile
-  set(CMAKE_CXX_FLAGS "-Wall -pedantic -Wno-long-long -Wno-variadic-macros")
-  set(CMAKE_EXE_LINKER_FLAGS "-Wl,--as-needed")
-  set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--no-undefined")
-elseif (${MSVC})
-  add_definitions(-D_CRT_SECURE_NO_WARNINGS=1)  
-endif()
-
-add_library(OrthancCppClient
-  SHARED
-  ${THIRD_PARTY_SOURCES}
-  ${ORTHANC_ROOT}/Core/OrthancException.cpp
-  ${ORTHANC_ROOT}/Core/Enumerations.cpp
-  ${ORTHANC_ROOT}/Core/Toolbox.cpp
-  ${ORTHANC_ROOT}/Core/HttpClient.cpp
-  ${ORTHANC_ROOT}/Core/MultiThreading/ArrayFilledByThreads.cpp
-  ${ORTHANC_ROOT}/Core/MultiThreading/ThreadedCommandProcessor.cpp
-  ${ORTHANC_ROOT}/Core/MultiThreading/SharedMessageQueue.cpp
-  ${ORTHANC_ROOT}/Core/FileFormats/PngReader.cpp
-  ${ORTHANC_ROOT}/OrthancCppClient/OrthancConnection.cpp
-  ${ORTHANC_ROOT}/OrthancCppClient/Series.cpp
-  ${ORTHANC_ROOT}/OrthancCppClient/Study.cpp
-  ${ORTHANC_ROOT}/OrthancCppClient/Instance.cpp
-  ${ORTHANC_ROOT}/OrthancCppClient/Patient.cpp
-  ${ORTHANC_ROOT}/Resources/sha1/sha1.cpp
-  ${ORTHANC_ROOT}/Resources/md5/md5.c
-  ${ORTHANC_ROOT}/Resources/base64/base64.cpp
-  )
+include(../OrthancCppClient.cmake)
 
 add_executable(Test
   main.cpp
+  ${ORTHANC_CPP_CLIENT_SOURCES}
   )
-
-target_link_libraries(Test OrthancCppClient)
diff -r 482cde3f3c14 -r 4f5b4b0fa626 Resources/Samples/OrthancCppClient/OrthancCppClient.cmake
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Resources/Samples/OrthancCppClient/OrthancCppClient.cmake	Tue Jul 16 10:10:55 2013 +0200
@@ -0,0 +1,34 @@
+include(${ORTHANC_ROOT}/Resources/CMake/DownloadPackage.cmake)
+include(${ORTHANC_ROOT}/Resources/CMake/JsonCppConfiguration.cmake)
+include(${ORTHANC_ROOT}/Resources/CMake/LibCurlConfiguration.cmake)
+include(${ORTHANC_ROOT}/Resources/CMake/LibPngConfiguration.cmake)
+include(${ORTHANC_ROOT}/Resources/CMake/BoostConfiguration.cmake)
+
+if (${CMAKE_COMPILER_IS_GNUCXX})
+  set(CMAKE_C_FLAGS "-Wall -pedantic -Wno-implicit-function-declaration")  # --std=c99 makes libcurl not to compile
+  set(CMAKE_CXX_FLAGS "-Wall -pedantic -Wno-long-long -Wno-variadic-macros")
+  set(CMAKE_EXE_LINKER_FLAGS "-Wl,--as-needed")
+  set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--no-undefined")
+elseif (${MSVC})
+  add_definitions(-D_CRT_SECURE_NO_WARNINGS=1)  
+endif()
+
+set(ORTHANC_CPP_CLIENT_SOURCES
+  ${THIRD_PARTY_SOURCES}
+  ${ORTHANC_ROOT}/Core/OrthancException.cpp
+  ${ORTHANC_ROOT}/Core/Enumerations.cpp
+  ${ORTHANC_ROOT}/Core/Toolbox.cpp
+  ${ORTHANC_ROOT}/Core/HttpClient.cpp
+  ${ORTHANC_ROOT}/Core/MultiThreading/ArrayFilledByThreads.cpp
+  ${ORTHANC_ROOT}/Core/MultiThreading/ThreadedCommandProcessor.cpp
+  ${ORTHANC_ROOT}/Core/MultiThreading/SharedMessageQueue.cpp
+  ${ORTHANC_ROOT}/Core/FileFormats/PngReader.cpp
+  ${ORTHANC_ROOT}/OrthancCppClient/OrthancConnection.cpp
+  ${ORTHANC_ROOT}/OrthancCppClient/Series.cpp
+  ${ORTHANC_ROOT}/OrthancCppClient/Study.cpp
+  ${ORTHANC_ROOT}/OrthancCppClient/Instance.cpp
+  ${ORTHANC_ROOT}/OrthancCppClient/Patient.cpp
+  ${ORTHANC_ROOT}/Resources/sha1/sha1.cpp
+  ${ORTHANC_ROOT}/Resources/md5/md5.c
+  ${ORTHANC_ROOT}/Resources/base64/base64.cpp
+  )
diff -r 482cde3f3c14 -r 4f5b4b0fa626 Resources/Samples/OrthancCppClient/Vtk/CMakeLists.txt
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Resources/Samples/OrthancCppClient/Vtk/CMakeLists.txt	Tue Jul 16 10:10:55 2013 +0200
@@ -0,0 +1,23 @@
+cmake_minimum_required(VERSION 2.8)
+
+project(OrthancCppClientTest)
+
+set(STATIC_BUILD OFF)
+set(ORTHANC_ROOT ${CMAKE_SOURCE_DIR}/../../../..)
+
+include(../OrthancCppClient.cmake)
+
+find_package(VTK REQUIRED)
+include(${VTK_USE_FILE})
+
+add_executable(Test
+  main.cpp
+  ${ORTHANC_CPP_CLIENT_SOURCES}
+  )
+
+if(VTK_LIBRARIES)
+  target_link_libraries(Test ${VTK_LIBRARIES})
+else()
+  target_link_libraries(Test vtkHybrid vtkVolumeRendering)
+endif()
+
diff -r 482cde3f3c14 -r 4f5b4b0fa626 Resources/Samples/OrthancCppClient/Vtk/main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Resources/Samples/OrthancCppClient/Vtk/main.cpp	Tue Jul 16 10:10:55 2013 +0200
@@ -0,0 +1,183 @@
+/**
+ * Orthanc - A Lightweight, RESTful DICOM Store
+ * Copyright (C) 2012-2013 Medical Physics Department, CHU of Liege,
+ * Belgium
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy,
+ * modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ **/
+
+
+#include <iostream>
+
+#include <vtkRenderWindow.h>
+#include <vtkImageData.h>
+#include <vtkPiecewiseFunction.h>
+#include <vtkFixedPointVolumeRayCastMapper.h>
+#include <vtkColorTransferFunction.h>
+#include <vtkVolumeProperty.h>
+#include <vtkRenderWindowInteractor.h>
+#include <vtkRenderer.h>
+#include <vtkSmartPointer.h>
+#include <vtkOpenGLRenderer.h>
+#include <vtkInteractorStyleTrackballCamera.h>
+
+#include "../../../../OrthancCppClient/OrthancConnection.h"
+
+
+class DisplayProgress : public Orthanc::ThreadedCommandProcessor::IListener
+{
+public:
+  virtual void SignalProgress(unsigned int current,
+                              unsigned int total)
+  {
+    std::cout << "Slice loaded (" << current << "/" << total << ")" << std::endl;
+  }
+
+  virtual void SignalSuccess(unsigned int total)
+  {
+    std::cout << "Success loading image (" << total << " images)" << std::endl;
+  }
+
+  virtual void SignalCancel()
+  {
+  }
+
+  virtual void SignalFailure()
+  {
+    std::cout << "Error loading image" << std::endl;
+  }
+};
+
+
+
+void Display(OrthancClient::Series& series)
+{
+  /**
+   * Load the 3D image from Orthanc into VTK.
+   **/
+
+  vtkSmartPointer<vtkImageData> image = vtkSmartPointer<vtkImageData>::New();
+  image->SetDimensions(series.GetWidth(), series.GetHeight(), series.GetInstanceCount());
+  image->SetScalarType(VTK_SHORT);
+  image->AllocateScalars();
+
+  if (series.GetWidth() != 0 &&
+      series.GetHeight() != 0 && 
+      series.GetInstanceCount() != 0)
+  {
+    DisplayProgress listener;
+    series.Load3DImage(image->GetScalarPointer(0, 0, 0), Orthanc::PixelFormat_SignedGrayscale16,
+                       2 * series.GetWidth(), 2 * series.GetHeight() * series.GetWidth(), listener);
+  }
+
+  float sx, sy, sz;
+  series.GetVoxelSize(sx, sy, sz);
+  image->SetSpacing(sx, sy, sz);
+
+
+  /**
+   * The following code is based on the VTK sample for MIP
+   * http://www.vtk.org/Wiki/VTK/Examples/Cxx/VolumeRendering/MinIntensityRendering
+   **/
+
+  // Create a transfer function mapping scalar value to opacity
+  double range[2];
+  image->GetScalarRange(range);
+
+  vtkSmartPointer<vtkPiecewiseFunction> opacityTransfer = 
+    vtkSmartPointer<vtkPiecewiseFunction>::New();
+  opacityTransfer->AddSegment(range[0], 0.0, range[1], 1.0);
+ 
+  vtkSmartPointer<vtkColorTransferFunction> colorTransfer = 
+    vtkSmartPointer<vtkColorTransferFunction>::New();
+  colorTransfer->AddRGBPoint(0, 1.0, 1.0, 1.0);
+  colorTransfer->AddRGBPoint(range[1], 1.0, 1.0, 1.0);
+ 
+  vtkSmartPointer<vtkVolumeProperty> property = 
+    vtkSmartPointer<vtkVolumeProperty>::New();
+  property->SetScalarOpacity(opacityTransfer);
+  property->SetColor(colorTransfer);
+  property->SetInterpolationTypeToLinear();
+
+  // Create a Maximum Intensity Projection rendering
+  vtkSmartPointer<vtkFixedPointVolumeRayCastMapper> mapper = 
+    vtkSmartPointer<vtkFixedPointVolumeRayCastMapper>::New();
+  mapper->SetBlendModeToMaximumIntensity();
+  mapper->SetInput(image);
+
+  vtkSmartPointer<vtkVolume> volume = vtkSmartPointer<vtkVolume>::New();
+  volume->SetMapper(mapper);
+  volume->SetProperty(property);
+  
+  vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkOpenGLRenderer>::New();
+  renderer->AddViewProp(volume);
+  renderer->SetBackground(0.1, 0.2, 0.3); // Background color dark blue
+
+  vtkSmartPointer<vtkInteractorStyleTrackballCamera> style = 
+    vtkSmartPointer<vtkInteractorStyleTrackballCamera>::New();
+ 
+  vtkSmartPointer<vtkRenderWindow> window = vtkSmartPointer<vtkRenderWindow>::New();
+  window->AddRenderer(renderer); 
+
+  vtkSmartPointer<vtkRenderWindowInteractor> interactor = vtkSmartPointer<vtkRenderWindowInteractor>::New();
+  interactor->SetRenderWindow(window);
+  interactor->SetInteractorStyle(style);
+  interactor->Start();
+}
+
+
+int main()
+{
+  // Try and find a 3D image inside the local store
+  OrthancClient::OrthancConnection orthanc("http://localhost:8042");
+
+  for (unsigned int i = 0; i < orthanc.GetPatientCount(); i++)
+  {
+    OrthancClient::Patient& patient = orthanc.GetPatient(i);
+    std::cout << "Patient: " << patient.GetId() << std::endl;
+
+    for (unsigned int j = 0; j < patient.GetStudyCount(); j++)
+    {
+      OrthancClient::Study& study = patient.GetStudy(j);
+      std::cout << "  Study: " << study.GetId() << std::endl;
+
+      for (unsigned int k = 0; k < study.GetSeriesCount(); k++)
+      {
+        OrthancClient::Series& series = study.GetSeries(k);
+        std::cout << "    Series: " << series.GetId() << std::endl;
+
+        if (series.Is3DImage())
+        {
+          Display(series);
+          return 0;
+        }
+        else
+        {
+          std::cout << "      => Not a 3D image..." << std::endl;
+        }
+      }
+    }
+  }
+
+  std::cout << "Unable to find a 3D image in the local Orthanc store" << std::endl;
+
+  return 0;
+}