Added another Enviorment variable on windows.

Mine is AMDAPPSDKROOT instead of ATISTREAMSDKROOT.

And cleaned a bit how it was searching.

Author: larshg

examples/protonect/cmake_modules/FindOpenCL.cmake

@@ -29,24 +29,17 @@ IF (APPLE)
 ELSE (APPLE)
 
 	IF (WIN32)
-
-		FIND_PATH(OPENCL_INCLUDE_DIRS CL/cl.h)
-		FIND_PATH(_OPENCL_CPP_INCLUDE_DIRS CL/cl.hpp)
-
 		# The AMD SDK currently installs both x86 and x86_64 libraries
 		# This is only a hack to find out architecture
 		IF( ${CMAKE_SYSTEM_PROCESSOR} STREQUAL "AMD64" )
-			SET(OPENCL_LIB_DIR "$ENV{ATISTREAMSDKROOT}/lib/x86_64")
+			FIND_LIBRARY(OPENCL_LIBRARIES OpenCL.lib PATHS "$ENV{ATISTREAMSDKROOT}" "$ENV{AMDAPPSDKROOT}" PATH_SUFFIXES "/lib/x86_64")
 		ELSE (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "AMD64")
-			SET(OPENCL_LIB_DIR "$ENV{ATISTREAMSDKROOT}/lib/x86")
+			FIND_LIBRARY(OPENCL_LIBRARIES OpenCL.lib PATHS "$ENV{ATISTREAMSDKROOT}" "$ENV{AMDAPPSDKROOT}" PATH_SUFFIXES "/lib/x86")
 		ENDIF( ${CMAKE_SYSTEM_PROCESSOR} STREQUAL "AMD64" )
-		FIND_LIBRARY(OPENCL_LIBRARIES OpenCL.lib PATHS ${OPENCL_LIB_DIR} ENV OpenCL_LIBPATH)
-
-		GET_FILENAME_COMPONENT(_OPENCL_INC_CAND ${OPENCL_LIB_DIR}/../../include ABSOLUTE)
 
 		# On Win32 search relative to the library
-		FIND_PATH(OPENCL_INCLUDE_DIRS CL/cl.h PATHS "${_OPENCL_INC_CAND}" ENV OpenCL_INCPATH)
-		FIND_PATH(_OPENCL_CPP_INCLUDE_DIRS CL/cl.hpp PATHS "${_OPENCL_INC_CAND}" ENV OpenCL_INCPATH)
+		FIND_PATH(OPENCL_INCLUDE_DIRS CL/cl.h PATHS "$ENV{ATISTREAMSDKROOT}" "$ENV{AMDAPPSDKROOT}" PATH_SUFFIXES "/include")
+		FIND_PATH(_OPENCL_CPP_INCLUDE_DIRS CL/cl.hpp PATHS "$ENV{ATISTREAMSDKROOT}" "$ENV{AMDAPPSDKROOT}" PATH_SUFFIXES "/include")
 
 	ELSE (WIN32)