Added ospExamples app from ospRay repository

RenderingToolkit/Tutorial/ospExamples/CMakeLists.txt

@@ -0,0 +1,120 @@
+## Copyright 2018 Intel Corporation
+## SPDX-License-Identifier: Apache-2.0
+
+cmake_minimum_required(VERSION 3.16)
+project(OSPRAY_EXAMPLES LANGUAGES CXX)
+
+include(CMakePrintHelpers)
+include(GNUInstallDirs)
+
+
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
+set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
+set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
+
+list(APPEND CMAKE_MODULE_PATH
+  ${PROJECT_SOURCE_DIR}/cmake/dependencies
+)
+
+
+set(INSTALL_DIR_ABSOLUTE "Release")
+set(ONEAPI_ROOT "")
+if(DEFINED ENV{ONEAPI_ROOT})
+  set(ONEAPI_ROOT "$ENV{ONEAPI_ROOT}")
+  message(STATUS "ONEAPI_ROOT FROM ENVIRONMENT: ${ONEAPI_ROOT}")
+else()
+  if(WIN32)
+    set(ONEAPI_ROOT "C:/Program Files (x86)/Intel/oneAPI")
+  else()
+    set(ONEAPI_ROOT /opt/intel/oneapi)
+  endif()
+  message(STATUS "ONEAPI_ROOT DEFAULT: ${ONEAPI_ROOT}")
+endif(DEFINED ENV{ONEAPI_ROOT})
+
+list(APPEND CMAKE_PREFIX_PATH "${ONEAPI_ROOT}/rkcommon/latest")
+find_package(ospray REQUIRED PATHS ${ONEAPI_ROOT})
+
+if(MSVC)
+  set(CMAKE_CXX_STANDARD 11)
+  set(CMAKE_CXX_STANDARD_REQUIRED ON)
+  set(CMAKE_CXX_EXTENSIONS OFF)
+else()
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+endif(MSVC)
+
+include_directories(${OSPRAY_INCLUDE_DIR} ${RKCOMMON_INCLUDE_DIRS})
+link_directories(${OSPRAY_ROOT}/lib ${ONEAPI_ROOT}/rkcommon/latest/lib)
+
+include(cmake/ospray_macros.cmake)
+
+include(glfw)
+
+
+set(OpenGL_GL_PREFERENCE "LEGACY")
+find_package(OpenGL 2 REQUIRED)
+
+link_libraries(ospray rkcommon)
+
+# prefer libGL over libOpenGl for better compatibility with SWR
+set(OpenGL_GL_PREFERENCE "LEGACY")
+add_subdirectory(arcball_camera)
+add_subdirectory(external)
+
+add_executable(ospExamples
+  ${OSPRAY_RESOURCE}
+  GLFWOSPRayWindow.cpp
+  imgui_impl_glfw_gl3.cpp
+  ospExample.cpp
+
+  ospray_testing/ospray_testing.h
+
+  ospray_testing/ospray_testing.inl
+  ospray_testing/builder.h
+  ospray_testing/Noise.h
+  ospray_testing/ospray_testing.cpp
+
+  ospray_testing/Boxes.cpp
+  ospray_testing/Interpolation.cpp
+  ospray_testing/Builder.cpp
+  ospray_testing/CornellBox.cpp
+  ospray_testing/Curves.cpp
+  ospray_testing/Empty.cpp
+  ospray_testing/GravitySpheresVolume.cpp
+  ospray_testing/Noise.cpp
+  ospray_testing/PerlinNoiseVolumes.cpp
+  ospray_testing/RandomSpheres.cpp
+  ospray_testing/Streamlines.cpp
+  ospray_testing/SubdivisionCube.cpp
+  ospray_testing/UnstructuredVolumeSimple.cpp
+  ospray_testing/UnstructuredVolumeGen.cpp
+  ospray_testing/Planes.cpp
+  ospray_testing/ClippingGeometries.cpp
+  ospray_testing/ParticleVolume.cpp
+  ospray_testing/VdbVolume.cpp
+  ospray_testing/Transparency.cpp
+  ospray_testing/Instancing.cpp
+
+  # regression test scenes
+  ospray_testing/test_pt_glass.cpp
+  ospray_testing/test_pt_luminous.cpp
+  ospray_testing/test_pt_metal_roughness.cpp
+  ospray_testing/test_pt_metallic_flakes.cpp
+  ospray_testing/test_pt_obj.cpp
+
+  ospray_testing/rawToAMR.cpp
+  ospray_testing/rawToAMR.h
+)
+
+target_link_libraries(ospExamples
+PUBLIC arcball_camera
+PUBLIC imgui
+PUBLIC glfw
+  ${OPENGL_LIBRARIES}
+)
+
+ospray_sign_target(ospExamples)
+
+install(TARGETS ospExamples
+  DESTINATION ${CMAKE_INSTALL_BINDIR}
+  COMPONENT apps
+)