From: Matthias Kramm <kramm@quiss.org>
Date: Wed, 2 Dec 2009 01:06:16 +0000 (-0800)
Subject: added configure check for fftw3
X-Git-Tag: version-0-9-1~222
X-Git-Url: http://git.asbjorn.biz/?a=commitdiff_plain;h=7306cea52f69df550a21b3256803064da9544e39;p=swftools.git

added configure check for fftw3
---

diff --git a/config.h.in b/config.h.in
index c486e83..3b4d045 100644
--- a/config.h.in
+++ b/config.h.in
@@ -203,6 +203,10 @@
 #undef HAVE_FONTCONFIG_H
 #undef HAVE_FONTCONFIG
 
+#undef HAVE_FFTW3_H
+
+#undef HAVE_FFTW3
+
 /* have/use internal l.a.m.e. mp3 library */
 #undef HAVE_LAME 
 
diff --git a/configure b/configure
index 3f72af7..c888a9b 100755
--- a/configure
+++ b/configure
@@ -8967,6 +8967,277 @@ if test "x${HAVE_FONTCONFIG}" "!=" "x1"; then
 fi
 
 
+
+  OLDCPPFLAGS="${CPPFLAGS}"
+  OLDLIBS="${LIBS}"
+
+  { $as_echo "$as_me:$LINENO: checking for fftw_plan_dft_r2c_2d in -lfftw3" >&5
+$as_echo_n "checking for fftw_plan_dft_r2c_2d in -lfftw3... " >&6; }
+if test "${ac_cv_lib_fftw3_fftw_plan_dft_r2c_2d+set}" = set; then
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lfftw3  $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char fftw_plan_dft_r2c_2d ();
+int
+main ()
+{
+return fftw_plan_dft_r2c_2d ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+  (eval "$ac_link") 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } && {
+	 test -z "$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
+  ac_cv_lib_fftw3_fftw_plan_dft_r2c_2d=yes
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	ac_cv_lib_fftw3_fftw_plan_dft_r2c_2d=no
+fi
+
+rm -rf conftest.dSYM
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+      conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_fftw3_fftw_plan_dft_r2c_2d" >&5
+$as_echo "$ac_cv_lib_fftw3_fftw_plan_dft_r2c_2d" >&6; }
+if test "x$ac_cv_lib_fftw3_fftw_plan_dft_r2c_2d" = x""yes; then
+  HAVE_LIBFFTW3=1
+fi
+
+
+for ac_header in fftw3.h
+do
+as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then
+  { $as_echo "$as_me:$LINENO: checking for $ac_header" >&5
+$as_echo_n "checking for $ac_header... " >&6; }
+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then
+  $as_echo_n "(cached) " >&6
+fi
+ac_res=`eval 'as_val=${'$as_ac_Header'}
+		 $as_echo "$as_val"'`
+	       { $as_echo "$as_me:$LINENO: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+else
+  # Is the header compilable?
+{ $as_echo "$as_me:$LINENO: checking $ac_header usability" >&5
+$as_echo_n "checking $ac_header usability... " >&6; }
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+#include <$ac_header>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+  (eval "$ac_compile") 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } && {
+	 test -z "$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest.$ac_objext; then
+  ac_header_compiler=yes
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	ac_header_compiler=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+{ $as_echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+$as_echo "$ac_header_compiler" >&6; }
+
+# Is the header present?
+{ $as_echo "$as_me:$LINENO: checking $ac_header presence" >&5
+$as_echo_n "checking $ac_header presence... " >&6; }
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <$ac_header>
+_ACEOF
+if { (ac_try="$ac_cpp conftest.$ac_ext"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+  (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null && {
+	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       }; then
+  ac_header_preproc=yes
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
+fi
+
+rm -f conftest.err conftest.$ac_ext
+{ $as_echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+$as_echo "$ac_header_preproc" >&6; }
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
+    { $as_echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
+$as_echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { $as_echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
+    { $as_echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
+$as_echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
+    { $as_echo "$as_me:$LINENO: WARNING: $ac_header:     check for missing prerequisite headers?" >&5
+$as_echo "$as_me: WARNING: $ac_header:     check for missing prerequisite headers?" >&2;}
+    { $as_echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
+$as_echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
+    { $as_echo "$as_me:$LINENO: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&5
+$as_echo "$as_me: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { $as_echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
+$as_echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
+    { $as_echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
+$as_echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
+
+    ;;
+esac
+{ $as_echo "$as_me:$LINENO: checking for $ac_header" >&5
+$as_echo_n "checking for $ac_header... " >&6; }
+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then
+  $as_echo_n "(cached) " >&6
+else
+  eval "$as_ac_Header=\$ac_header_preproc"
+fi
+ac_res=`eval 'as_val=${'$as_ac_Header'}
+		 $as_echo "$as_val"'`
+	       { $as_echo "$as_me:$LINENO: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+
+fi
+as_val=`eval 'as_val=${'$as_ac_Header'}
+		 $as_echo "$as_val"'`
+   if test "x$as_val" = x""yes; then
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+ HAVE_FFTW3_H=1
+fi
+
+done
+
+
+  if test "x${HAVE_LIBFFTW3}" != "x";then
+    if test "x${HAVE_FFTW3_H}" != "x";then
+      HAVE_FFTW3=1
+    fi
+  fi
+
+  if test "x${HAVE_FFTW3}" = "x1"; then
+    LIBS="$LIBS -lfftw3"
+    { $as_echo "$as_me:$LINENO: checking whether we can compile the fftw3 test program" >&5
+$as_echo_n "checking whether we can compile the fftw3 test program... " >&6; }
+
+    cat > conftest.c << EOF
+    #include <fftw3.h>
+
+    int main()
+    {
+	char*data = 0;
+    	fftw_plan plan = fftw_plan_dft_2d(600, 800, (fftw_complex*)data, (fftw_complex*)data, FFTW_FORWARD, FFTW_ESTIMATE);
+	plan = fftw_plan_dft_r2c_2d(600, 800, (double*)data, (fftw_complex*)data, FFTW_ESTIMATE);
+	plan = fftw_plan_dft_c2r_2d(600, 800, (fftw_complex*)data, (double*)data, FFTW_ESTIMATE);
+    	fftw_execute(plan);
+    	fftw_destroy_plan(plan);
+    }
+EOF
+
+    ac_link='$CC $CPPFLAGS $CFLAGS conftest.c $LDFLAGS $LIBS -o conftest${ac_exeext}'
+    if { (eval echo fftw3.m4:71: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+      { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FFTW3 1
+_ACEOF
+
+    else
+      echo "configure: failed program was:" >&5
+      cat conftest.c >&5
+      HAVE_FFTW3=0
+      { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+    fi
+    rm -f conftest*
+  fi
+
+  # if the above didn't work out, reset all changes to the compiler variables.
+  if test "x${HAVE_FFTW3}" "!=" "x1"; then
+      CPPFLAGS=$OLDCPPFLAGS
+      LIBS=$OLDLIBS
+  fi
+
+
 # RFX_CHECK_OPENGL
 # if test "$HAVE_OPENGL";then
 #     DEVICE_OPENGL='devices/opengl.$(O)'
diff --git a/configure.in b/configure.in
index 11e6629..d32235f 100644
--- a/configure.in
+++ b/configure.in
@@ -273,6 +273,8 @@ RFX_CHECK_FREETYPE
 
 RFX_CHECK_FONTCONFIG
 
+RFX_CHECK_FFTW
+
 # RFX_CHECK_OPENGL
 # if test "$HAVE_OPENGL";then
 #     DEVICE_OPENGL='devices/opengl.$(O)'
diff --git a/lib/devices/swf.c b/lib/devices/swf.c
index 182aa55..ad21d78 100644
--- a/lib/devices/swf.c
+++ b/lib/devices/swf.c
@@ -2970,11 +2970,6 @@ static void swf_addfont(gfxdevice_t*dev, gfxfont_t*font)
 		    l->swffont->layout->bounds[iii].xmax/20.0,
 		    l->swffont->layout->bounds[iii].ymax/20.0
 		    );
-	    int t;
-	    for(t=0;t<l->swffont->maxascii;t++) {
-		if(l->swffont->ascii2glyph[t] == iii)
-		    msg("<debug> | - maps to %d",t);
-	    }
 	}
     }
 }
diff --git a/lib/graphcut.h b/lib/graphcut.h
index 39b96c0..9b15a44 100644
--- a/lib/graphcut.h
+++ b/lib/graphcut.h
@@ -38,7 +38,11 @@ struct _halfedge {
 
 struct _node {
     halfedge_t*edges;
-    int tmp;
+    union {
+	int tmp;
+	int component;
+	int color;
+    };
     int nr;
 };
 
diff --git a/m4/fftw.m4 b/m4/fftw.m4
new file mode 100644
index 0000000..e26434b
--- /dev/null
+++ b/m4/fftw.m4
@@ -0,0 +1,52 @@
+AC_DEFUN([RFX_CHECK_FFTW],
+[
+  OLDCPPFLAGS="${CPPFLAGS}"
+  OLDLIBS="${LIBS}"
+  	
+  AC_CHECK_LIB(fftw3, fftw_plan_dft_r2c_2d, [HAVE_LIBFFTW3=1],)
+  AC_CHECK_HEADERS(fftw3.h,[HAVE_FFTW3_H=1])
+  
+  if test "x${HAVE_LIBFFTW3}" != "x";then
+    if test "x${HAVE_FFTW3_H}" != "x";then
+      HAVE_FFTW3=1
+    fi
+  fi
+  
+  if test "x${HAVE_FFTW3}" = "x1"; then 
+    LIBS="$LIBS -lfftw3"
+    AC_MSG_CHECKING([whether we can compile the fftw3 test program])
+  
+    cat > conftest.c << EOF
+    #include <fftw3.h>
+    
+    int main()
+    {
+	char*data = 0;
+    	fftw_plan plan = fftw_plan_dft_2d(600, 800, (fftw_complex*)data, (fftw_complex*)data, FFTW_FORWARD, FFTW_ESTIMATE);
+	plan = fftw_plan_dft_r2c_2d(600, 800, (double*)data, (fftw_complex*)data, FFTW_ESTIMATE);
+	plan = fftw_plan_dft_c2r_2d(600, 800, (fftw_complex*)data, (double*)data, FFTW_ESTIMATE);
+    	fftw_execute(plan);
+    	fftw_destroy_plan(plan);
+    }
+EOF
+    
+    ac_link='$CC $CPPFLAGS $CFLAGS conftest.c $LDFLAGS $LIBS -o conftest${ac_exeext}'
+    if { (eval echo fftw3.m4:71: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+      AC_MSG_RESULT(yes)
+      AC_DEFINE([HAVE_FFTW3], [1], [Define if fftw3 is available])
+    else
+      echo "configure: failed program was:" >&5
+      cat conftest.c >&5
+      HAVE_FFTW3=0
+      AC_MSG_RESULT(no)
+    fi
+    rm -f conftest*
+  fi
+  
+  # if the above didn't work out, reset all changes to the compiler variables.
+  if test "x${HAVE_FFTW3}" "!=" "x1"; then 
+      CPPFLAGS=$OLDCPPFLAGS
+      LIBS=$OLDLIBS
+  fi 
+])
+