#-------------------------------------------------------------------
# This file is part of the CMake build system for OGRE
#     (Object-oriented Graphics Rendering Engine)
# For the latest info, see http://www.ogre3d.org/
#
# The contents of this file are placed in the public domain. Feel
# free to make use of it in any way you like.
#-------------------------------------------------------------------

# -----------------------------------------------------------------------------
# Find DirectX9 SDK
# Define:
# DirectX9_FOUND
# DirectX9_INCLUDE_DIR
# DirectX9_LIBRARY
# DirectX9_ROOT_DIR

if(WIN32) # The only platform it makes sense to check for DirectX9 SDK
  include(FindPkgMacros)
  findpkg_begin(DirectX9)
  
  # Get path, convert backslashes as ${ENV_DXSDK_DIR}
  getenv_path(DXSDK_DIR)
  getenv_path(DirectX_HOME)
  getenv_path(DirectX_ROOT)
  getenv_path(DirectX_BASE)
  
  # construct search paths
  set(DirectX9_PREFIX_PATH 
    "${DXSDK_DIR}" "${ENV_DXSDK_DIR}"
    "${DIRECTX_HOME}" "${ENV_DIRECTX_HOME}"
    "${DIRECTX_ROOT}" "${ENV_DIRECTX_ROOT}"
    "${DIRECTX_BASE}" "${ENV_DIRECTX_BASE}"
    "C:/apps_x86/Microsoft DirectX SDK*"
    "C:/Program Files (x86)/Microsoft DirectX SDK*"
    "C:/apps/Microsoft DirectX SDK*"
    "C:/Program Files/Microsoft DirectX SDK*"
	"$ENV{ProgramFiles}/Microsoft DirectX SDK*"
  )

  create_search_paths(DirectX9)

  # redo search if prefix path changed
  clear_if_changed(DirectX9_PREFIX_PATH
    DirectX9_LIBRARY
	DirectX9_INCLUDE_DIR
  )
  
  find_path(DirectX9_INCLUDE_DIR NAMES d3d9.h D3DCommon.h HINTS ${DirectX9_INC_SEARCH_PATH})
  # dlls are in DirectX9_ROOT_DIR/Developer Runtime/x64|x86
  # lib files are in DirectX9_ROOT_DIR/Lib/x64|x86
  if(CMAKE_CL_64)
    set(DirectX9_LIBPATH_SUFFIX "x64")
  else(CMAKE_CL_64)
    set(DirectX9_LIBPATH_SUFFIX "x86")
  endif(CMAKE_CL_64)
  find_library(DirectX9_LIBRARY NAMES d3d9 HINTS ${DirectX9_LIB_SEARCH_PATH} PATH_SUFFIXES ${DirectX9_LIBPATH_SUFFIX})
  find_library(DirectX9_D3DX9_LIBRARY NAMES d3dx9 HINTS ${DirectX9_LIB_SEARCH_PATH} PATH_SUFFIXES ${DirectX9_LIBPATH_SUFFIX})
  find_library(DirectX9_DXGUID_LIBRARY NAMES dxguid HINTS ${DirectX9_LIB_SEARCH_PATH} PATH_SUFFIXES ${DirectX9_LIBPATH_SUFFIX})
  
  findpkg_finish(DirectX9)
  set(DirectX9_LIBRARIES ${DirectX9_LIBRARIES} 
    ${DirectX9_D3DX9_LIBRARY}
    ${DirectX9_DXGUID_LIBRARY}
  )
  
  mark_as_advanced(DirectX9_D3DX9_LIBRARY DirectX9_DXGUID_LIBRARY
    DirectX9_DXGI_LIBRARY DirectX9_D3DCOMPILER_LIBRARY) 

endif(WIN32)