# Copyright (c) 2008-2012 Matt Williams
# Copyright (c) 2008-2012 David Williams
# 
# This software is provided 'as-is', without any express or implied
# warranty. In no event will the authors be held liable for any damages
# arising from the use of this software.
# 
# Permission is granted to anyone to use this software for any purpose,
# including commercial applications, and to alter it and redistribute it
# freely, subject to the following restrictions:
# 
# 1. The origin of this software must not be misrepresented; you must not
# claim that you wrote the original software. If you use this software
# in a product, an acknowledgment in the product documentation would be
# appreciated but is not required.
# 
# 2. Altered source versions must be plainly marked as such, and must not be
# misrepresented as being the original software.
# 
# 3. This notice may not be removed or altered from any source
# distribution.

CMAKE_MINIMUM_REQUIRED(VERSION 2.6)

PROJECT(PolyVoxHeaders)

#Projects headers files
SET(CORE_INC_FILES
	PolyVox/AmbientOcclusionCalculator.h
	PolyVox/AmbientOcclusionCalculator.inl
	PolyVox/Array.h
	PolyVox/AStarPathfinder.h
	PolyVox/AStarPathfinder.inl
	PolyVox/BaseVolume.h
	PolyVox/BaseVolume.inl
	PolyVox/BaseVolumeSampler.inl
	PolyVox/CubicSurfaceExtractor.h
	PolyVox/CubicSurfaceExtractor.inl
	PolyVox/DefaultIsQuadNeeded.h
	PolyVox/DefaultMarchingCubesController.h
	PolyVox/Density.h
	PolyVox/DualContouringSurfaceExtractor.h
	PolyVox/DualContouringSurfaceExtractor.inl
	PolyVox/FilePager.h
	PolyVox/GradientEstimators.h
	PolyVox/GradientEstimators.inl
	PolyVox/Interpolation.h
	PolyVox/IteratorController.h
	PolyVox/IteratorController.inl
	PolyVox/LargeVolume.h
	PolyVox/LowPassFilter.h
	PolyVox/LowPassFilter.inl
	PolyVox/MarchingCubesSurfaceExtractor.h
	PolyVox/MarchingCubesSurfaceExtractor.inl
	PolyVox/Material.h
	PolyVox/MaterialDensityPair.h
	PolyVox/Mesh.h
	PolyVox/Mesh.inl
	PolyVox/PagedVolume.h
	PolyVox/PagedVolume.inl
	PolyVox/PagedVolumeChunk.inl
	PolyVox/PagedVolumeSampler.inl
	PolyVox/PolyVoxForwardDeclarations.h
	PolyVox/Picking.h
	PolyVox/Picking.inl
	PolyVox/RawVolume.h
	PolyVox/RawVolume.inl
	PolyVox/RawVolumeSampler.inl
	PolyVox/Raycast.h
	PolyVox/Raycast.inl
	PolyVox/Region.h
	PolyVox/Region.inl
	PolyVox/SimpleVolume.h
	PolyVox/Vector.h
	PolyVox/Vector.inl
	PolyVox/Vertex.h
	PolyVox/VolumeResampler.h
	PolyVox/VolumeResampler.inl
	PolyVox/VoxelFilters.h
	PolyVox/VoxelFilters.inl
)

SET(IMPL_INC_FILES
	PolyVox/Impl/AStarPathfinderImpl.h
    PolyVox/Impl/Config.h
	PolyVox/Impl/ErrorHandling.h
	PolyVox/Impl/Logging.h
	PolyVox/Impl/MarchingCubesTables.h
	PolyVox/Impl/QEF.h
	PolyVox/Impl/QEF.inl
	PolyVox/Impl/RandomUnitVectors.h
	PolyVox/Impl/RandomVectors.h
	PolyVox/Impl/Timer.h
	PolyVox/Impl/TypeDef.h
	PolyVox/Impl/Utility.h
)

#NOTE: The following line should be uncommented when building shared libs.

#"Sources" and "Headers" are the group names in Visual Studio.
#They may have other uses too...
#SOURCE_GROUP("Source Files" FILES ${CORE_SRC_FILES})
SOURCE_GROUP("Header Files" FILES ${CORE_INC_FILES})

#SOURCE_GROUP("Source Files\\Impl" FILES ${IMPL_SRC_FILES})
SOURCE_GROUP("Header Files\\Impl" FILES ${IMPL_INC_FILES})

#Tell CMake the paths
INCLUDE_DIRECTORIES(${CMAKE_CURRENT_BINARY_DIR}/include ${CMAKE_CURRENT_SOURCE_DIR}/include)

#Core

#Build
# Although we don't build anything for PolyVox, we still add this custom target (which
# doesn't do anything) so that we can browse the source code from within Visual Studio.
ADD_CUSTOM_TARGET(PolyVoxHeaders SOURCES ${CORE_INC_FILES})

#Install the core header files, including the ones in the Impl subfolder.
INSTALL(DIRECTORY PolyVox/ DESTINATION include/PolyVox COMPONENT development PATTERN "*.git*" EXCLUDE)

#Set up install paths e.g. for PolyVoxConfig.cmake
if(WIN32)
	set(CONFIG_FILE_DIR "CMake")
	set(PolyVoxCore_LIBRARY_INSTALL_DIRS "PolyVoxCore/lib")
	set(PolyVoxCore_INCLUDE_INSTALL_DIRS "PolyVoxCore/include")
	set(PolyVox_DOC_INSTALL_DIR "PolyVox/doc")
else(WIN32)
	set(CONFIG_FILE_DIR "share/PolyVox/cmake")
	set(PolyVoxCore_LIBRARY_INSTALL_DIRS "lib")
	set(PolyVoxCore_INCLUDE_INSTALL_DIRS "include/PolyVoxCore")
	set(PolyVox_DOC_INSTALL_DIR "share/doc/packages/polyvox")
endif(WIN32)

configure_file(${CMAKE_CURRENT_SOURCE_DIR}/PolyVoxConfig.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/PolyVoxConfig.cmake @ONLY)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/PolyVoxConfig.cmake DESTINATION ${CONFIG_FILE_DIR} COMPONENT development)

#Documentation
if(DOXYGEN_FOUND)
	#configure_file(${CMAKE_CURRENT_SOURCE_DIR}/polyvox.css ${CMAKE_CURRENT_BINARY_DIR}/polyvox.css)
	configure_file(${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile.in ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile)
	#This is just the default doc target which only runs Doxygen
	add_custom_target(doc
		COMMAND ${DOXYGEN_EXECUTABLE}
		WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
		COMMENT "Building documentation"
		SOURCES Doxyfile.in polyvox.qhcp.in Mainpage.dox
		VERBATIM
	)
	set_target_properties(doc PROPERTIES PROJECT_LABEL "API Reference") #Set label seen in IDE
	set_property(TARGET doc PROPERTY FOLDER "Documentation")
	
	#If we found qcollectiongenerator then do more processing
	if(QT_QCOLLECTIONGENERATOR_EXECUTABLE)
		configure_file(${CMAKE_CURRENT_SOURCE_DIR}/polyvox.qhcp.in ${CMAKE_CURRENT_BINARY_DIR}/doc/qthelp/polyvox.qhcp) #The QtHelp config file
		
		#We attach this command to the doc target so it will be run automatically
		add_custom_command(TARGET doc POST_BUILD
			COMMAND ${QT_QCOLLECTIONGENERATOR_EXECUTABLE} polyvox.qhcp -o polyvox.qhc
			WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/doc/qthelp
			COMMENT "Compiling API documentation to Qt Help format"
		)
		
		install(FILES
			${CMAKE_CURRENT_BINARY_DIR}/doc/qthelp/polyvox.qhc
			${CMAKE_CURRENT_BINARY_DIR}/doc/qthelp/polyvox.qch
			DESTINATION ${PolyVox_DOC_INSTALL_DIR}/qthelp
			COMPONENT development
			OPTIONAL
		)
	endif()
endif()