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# some specific defaults for Android to give folks
# a reasonable starting point
if (ANDROID OR APPLE_IOS)
set(VTK_REQUIRE_LARGE_FILE_SUPPORT 2 CACHE STRING "Result from TRY_RUN" FORCE)
set(VTK_REQUIRE_LARGE_FILE_SUPPORT__TRYRUN_OUTPUT "" CACHE STRING "Output from TRY_RUN" FORCE)
set(XDMF_REQUIRE_LARGE_FILE_SUPPORT 2 CACHE STRING "Result from TRY_RUN" FORCE)
set(XDMF_REQUIRE_LARGE_FILE_SUPPORT__TRYRUN_OUTPUT "" CACHE STRING "Output from TRY_RUN" FORCE)
set(KWSYS_LFS_WORKS 2 CACHE STRING "Result from TRY_RUN" FORCE)
set(KWSYS_LFS_WORKS__TRYRUN_OUTPUT "" CACHE STRING "Output from TRY_RUN" FORCE)
if (APPLE_IOS)
unset(OPENGL_INCLUDE_DIR CACHE)
find_path(OPENGL_INCLUDE_DIR ES3/gl.h
${CMAKE_OSX_SYSROOT}/System/Library/Frameworks/OpenGLES.framework/Headers
${_OPENGL_INCLUDE_DIR})
find_library(OPENGL_gl_LIBRARY
NAMES OpenGLES
PATHS
${CMAKE_OSX_SYSROOT}/System/Library/Frameworks
${_OPENGL_LIB_PATH}
)
elseif (ANDROID)
unset(OPENGL_INCLUDE_DIR CACHE)
unset(OPENGL_gles3_LIBRARY CACHE)
unset(OPENGL_egl_LIBRARY CACHE)
set(_ANDROID_INC_PATH ${CMAKE_ANDROID_NDK}/sysroot/usr/include)
set(_ANDROID_LIB_PATH ${CMAKE_ANDROID_NDK}/platforms/android-${CMAKE_SYSTEM_VERSION}/arch-${CMAKE_ANDROID_ARCH}/usr/lib)
find_path(OPENGL_INCLUDE_DIR GLES3/gl3.h ${_ANDROID_INC_PATH})
find_library(OPENGL_gles3_LIBRARY NAMES GLESv3 PATHS ${_ANDROID_LIB_PATH})
find_library(OPENGL_egl_LIBRARY NAMES EGL PATHS ${_ANDROID_LIB_PATH})
endif()
else()
# Choose static or shared libraries.
option(BUILD_SHARED_LIBS "Build VTK with shared libraries." ON)
endif()
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