Add FaustPy doxygen doc. generation.

Doxypypy package needs to be installed for that generation to work.
The commit also disables the call graph generation (maybe just temporarly as a workaround of python specific issue).

gen_doc/CMakeLists.txt

@@ -5,6 +5,11 @@ if(BUILD_DOCUMENTATION)
 	if(DOXYGEN_FOUND)
 		configure_file(${FAUST_DOC_SRC_DIR}/Doxyfile.in ${PROJECT_BINARY_DIR}/doc/Doxyfile @ONLY)
 		# ./gen_doc/images/* files is duplicated in doc/html/ to call images documentation in the source code with relative path of image's files, from build directory.     
+		if(UNIX)
+			configure_file(${FAUST_DOC_SRC_DIR}/py_filter.sh.in ${PROJECT_BINARY_DIR}/doc/py_filter @ONLY)
+		elseif(WIN32)
+			configure_file(${FAUST_DOC_SRC_DIR}/py_filter.bat.in ${PROJECT_BINARY_DIR}/doc/py_filter.bat @ONLY)
+		endif()
 		file(COPY ${FAUST_DOC_SRC_DIR}/images/ DESTINATION ${PROJECT_BINARY_DIR}/doc/html/ )
 		add_custom_target(doc ALL ${DOXYGEN_EXECUTABLE} ${PROJECT_BINARY_DIR}/doc/Doxyfile WORKING_DIRECTORY ${PROJECT_BINARY_DIR}/doc COMMENT "Generating API documentation with Doxygen" VERBATIM)
 		#install(DIRECTORY ${PROJECT_BINARY_DIR}/doc/html DESTINATION doc/share/doc)

gen_doc/Doxyfile.in

@@ -461,8 +461,8 @@ INPUT			=	"@FAUST_DOC_SRC_DIR@/mainpage.md" \
 					"@FAUST_ALGORITHM_CONSTRAINT_SRC_DIR@" \
 					"@FAUST_ALGORITHM_FACTORIZATION_SRC_DIR@" \
 					"@FAUST_BIN_CMDLINE_SRC_DIR@" \
-					"@FAUST_BIN_TEST_SRC_DIR@" 
-
+					"@FAUST_BIN_TEST_SRC_DIR@" \
+					"@FAUST_PYTHON_SRC_DIR@"
 USE_MDFILE_AS_MAINPAGE = mainpage
 
 INPUT_ENCODING         = UTF-8
@@ -491,7 +491,8 @@ FILE_PATTERNS          = *.cpp \
                          *.hpp \
                          *.h \
 						 *.cu \
-						 *.hu 
+						 *.hu \
+			 FaustPy.py
 
 
 # The RECURSIVE tag can be used to turn specify whether or not subdirectories 
@@ -563,7 +564,7 @@ INPUT_FILTER           =
 # info on how filters are used. If FILTER_PATTERNS is empty, INPUT_FILTER 
 # is applied to all files.
 
-FILTER_PATTERNS        = 
+FILTER_PATTERNS        = *.py=@FAUST_DOC_BIN_DIR@/py_filter
 
 # If the FILTER_SOURCE_FILES tag is set to YES, the input filter (if set using 
 # INPUT_FILTER) will be used to filter the input files when producing source 
@@ -1166,7 +1167,7 @@ INCLUDED_BY_GRAPH      = YES
 # So in most cases it will be better to enable call graphs for selected 
 # functions only using the \callgraph command.
 
-CALL_GRAPH             = YES
+CALL_GRAPH             = NO
 
 # If the GRAPHICAL_HIERARCHY and HAVE_DOT tags are set to YES then doxygen 
 # will graphical hierarchy of all classes instead of a textual one.

gen_doc/py_filter.bat.in

+@PYTHON_EXECUTABLE@ -m doxypypy.doxypypy -a -c %1
+

gen_doc/py_filter.sh.in

+#!/bin/bash
+
+@PYTHON_EXECUTABLE@ -m doxypypy.doxypypy -a -c $1
+