#############################################################################
#
# ViSP, open source Visual Servoing Platform software.
# Copyright (C) 2005 - 2023 by Inria. All rights reserved.
#
# This software is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# See the file LICENSE.txt at the root directory of this source
# distribution for additional information about the GNU GPL.
#
# For using ViSP with software that can not be combined with the GNU
# GPL, please contact Inria about acquiring a ViSP Professional
# Edition License.
#
# See https://visp.inria.fr for more information.
#
# This software was developed at:
# Inria Rennes - Bretagne Atlantique
# Campus Universitaire de Beaulieu
# 35042 Rennes Cedex
# France
#
# If you have questions regarding the use of this file, please contact
# Inria at visp@inria.fr
#
# This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
# WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#
# Description:
# Try to find Direct3D on Windows. This code comes originaly
# from http://www.cmake.org/Wiki/CMakeUserFindDirectShow .
# Once loaded this will define:
#
# DIRECT3D_FOUND        - system has DirectShow
# DIRECT3D_INCLUDE_DIRS - include directory for DirectShow
# DIRECT3D_LIBRARIES    - libraries you need to link to
#
#############################################################################

SET(DIRECT3D_FOUND "NO")

# Direct3D is only available on Windows platforms
IF(WIN32 AND NOT MINGW)
  # Find Direct3D Include Directory
  FIND_PATH(DIRECT3D_INCLUDE_DIR d3dx9.h
 	"$ENV{DXSDK_DIR}/Include"
    	"C:/Program Files/Microsoft DirectX SDK/Include"
    	"C:/DXSDK/Include"
   	NO_DEFAULT_PATH
   	DOC "What is the path where the file d3dx9.h can be found"
  )
  FIND_PATH(DIRECT3D_INCLUDE_DIR d3dx9.h
   	NO_DEFAULT_PATH
   	DOC "What is the path where the file d3dx9.h can be found"
  )

    # if Direct3D include dir found, then find Direct3D libraries
    IF(DIRECT3D_INCLUDE_DIR)
      IF(CMAKE_CL_64)
	FIND_LIBRARY(DIRECT3D_d3d9_LIBRARY d3d9
	  "$ENV{DXSDK_DIR}/Lib"
	  "$ENV{DXSDK_DIR}/Lib/x64"
	  "C:/Program Files/Microsoft DirectX SDK/Lib/x64"
          "C:/DXSDK/Include/Lib/x64"
	  NO_DEFAULT_PATH
          DOC "Where can the Direct3D d3d9 library be found"
        )
      ELSE(CMAKE_CL_64)
	FIND_LIBRARY(DIRECT3D_d3d9_LIBRARY d3d9
	  "$ENV{DXSDK_DIR}/Lib"
	  "$ENV{DXSDK_DIR}/Lib/x86"
	  "C:/Program Files/Microsoft DirectX SDK/Lib/x86"
          "C:/DXSDK/Include/Lib/x86"
	  NO_DEFAULT_PATH
          DOC "Where can the Direct3D d3d9 library be found"
        )
      ENDIF(CMAKE_CL_64)
      FIND_LIBRARY(DIRECT3D_d3d9_LIBRARY d3d9
        DOC "Where can the Direct3D d3d9 library be found"
      )

      IF(CMAKE_CL_64)
        FIND_LIBRARY(DIRECT3D_d3dx9_LIBRARY d3dx9
	  "$ENV{DXSDK_DIR}/Lib/"
	  "$ENV{DXSDK_DIR}/Lib/x64"
	  "C:/Program Files/Microsoft DirectX SDK/Lib/x64"
          "C:/DXSDK/Include/Lib/x64"
	  NO_DEFAULT_PATH
          DOC "Where can the Direct3D d3dx9 library be found"
        )
      ELSE(CMAKE_CL_64)
        FIND_LIBRARY(DIRECT3D_d3dx9_LIBRARY d3dx9
	  "$ENV{DXSDK_DIR}/Lib/"
	  "$ENV{DXSDK_DIR}/Lib/x86"
	  "C:/Program Files/Microsoft DirectX SDK/Lib/x86"
          "C:/DXSDK/Include/Lib/x86"
	  NO_DEFAULT_PATH
          DOC "Where can the Direct3D d3dx9 library be found"
        )
      ENDIF(CMAKE_CL_64)
      FIND_LIBRARY(DIRECT3D_d3dx9_LIBRARY d3dx9
        DOC "Where can the Direct3D d3dx9 library be found"
      )

      # if Direct3D libraries found, then we're ok
      IF(DIRECT3D_d3d9_LIBRARY)
      IF(DIRECT3D_d3dx9_LIBRARY)
        # everything found
        SET(DIRECT3D_FOUND "YES")
      ENDIF(DIRECT3D_d3dx9_LIBRARY)
      ENDIF(DIRECT3D_d3d9_LIBRARY)
    ENDIF(DIRECT3D_INCLUDE_DIR)

  MARK_AS_ADVANCED(
    DIRECT3D_INCLUDE_DIR
    DIRECT3D_d3d9_LIBRARY
    DIRECT3D_d3dx9_LIBRARY
  )


ENDIF(WIN32 AND NOT MINGW)


#---------------------------------------------------------------------
IF(DIRECT3D_FOUND)
  SET(DIRECT3D_INCLUDE_DIRS ${DIRECT3D_INCLUDE_DIR})
  SET(DIRECT3D_LIBRARIES
    "${DIRECT3D_d3d9_LIBRARY}"
    "${DIRECT3D_d3dx9_LIBRARY}"
  )
ELSE(DIRECT3D_FOUND)
  # make FIND_PACKAGE friendly
  IF(NOT DIRECT3D_FIND_QUIETLY)
    IF(DIRECT3D_FIND_REQUIRED)
      MESSAGE(FATAL_ERROR
              "Direct3D required, please specify it's location.")
    ENDIF(DIRECT3D_FIND_REQUIRED)
  ENDIF(NOT DIRECT3D_FIND_QUIETLY)
ENDIF(DIRECT3D_FOUND)
