Move the auxiliary libraries to a separate directory

This is necessary in order to avoid clogging the system
directory. It will also be easier to put these libraries
in a separate distribution package.

include/frei0r_cairo.h → include/frei0r/cairo.h

@@ -1,5 +1,5 @@
 /*
- * frei0r_cairo.h
+ * frei0r/cairo.h
  * Copyright 2012 Janne Liljeblad 
  *
  * This file is part of Frei0r.
@@ -22,7 +22,7 @@
 
 #include <cairo.h>
 #include <string.h>
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 /**
 * String identifiers for gradient types available using Cairo.

include/frei0r_colorspace.h → include/frei0r/colorspace.h

@@ -1,4 +1,4 @@
-/* frei0r_colorspace.h
+/* frei0r/colorspace.h
  * Copyright (C) 2004 Mathieu Guindon, Julien Keable, Jean-Sebastien Senecal
  * This file is part of Frei0r.
  *
@@ -20,7 +20,7 @@
 #ifndef INCLUDED_FREI0R_COLORSPACE_H
 #define INCLUDED_FREI0R_COLORSPACE_H
 
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 #include <stdlib.h>
 #include <math.h>
 

src/filter/aech0r/aech0r.cpp

@@ -22,7 +22,7 @@
  *
  */
 #include "frei0r.hpp"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 #include <string.h>
 #include <climits>

src/filter/alpha0ps/alpha0ps_alphaspot.c

@@ -29,7 +29,7 @@ Copyright (C) 2010  Marko Cebokli    http://lea.hamradio.si/~s57uuu
 
 //#include <stdio.h>
 #include <frei0r.h>
-#include <frei0r_math.h>
+#include <frei0r/math.h>
 #include <stdlib.h>
 #include <math.h>
 #include <assert.h>

src/filter/balanc0r/balanc0r.c

@@ -28,7 +28,7 @@
 #include <stdio.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 static const float bbWB[][3] = 
 {

src/filter/blur/fibe.h

@@ -69,7 +69,7 @@ and therefore time consuming "walks" through memory.
 
 #include <sys/types.h>
 #include <string.h>
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 //---------------------------------------------------------
 //koeficienti za biquad lowpass  iz f in q

src/filter/brightness/brightness.c

@@ -21,7 +21,7 @@
 #include <assert.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 typedef struct brightness_instance
 {

src/filter/c0rners/c0rners.c

@@ -28,7 +28,7 @@
 #include <frei0r.h>
 #include <string.h>
 #include <math.h>
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 #include "interp.h"
 
 //----------------------------------------

src/filter/cairogradient/cairogradient.c

@@ -27,7 +27,7 @@
 #include <math.h>
 
 #include "frei0r.h"
-#include "frei0r_cairo.h"
+#include "frei0r/cairo.h"
 
 typedef struct cairo_gradient_instance
 {

src/filter/cairoimagegrid/cairoimagegrid.c

@@ -24,7 +24,7 @@
 #include <cairo.h>
 
 #include "frei0r.h"
-#include "frei0r_cairo.h"
+#include "frei0r/cairo.h"
 
 #define MAX_ROWS    20
 #define MAX_COLUMNS 20 

src/filter/cluster/cluster.c

@@ -24,7 +24,7 @@
 #include <stdio.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 #define MAXNUM 40
 

src/filter/colgate/colgate.c

@@ -88,7 +88,7 @@
 #endif
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 enum ParamIndex {
 	NEUTRAL_COLOR,

src/filter/colordistance/colordistance.c

@@ -23,7 +23,7 @@
 #include <stdio.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 typedef struct colordistance_instance
 {

src/filter/colorhalftone/colorhalftone.c

@@ -27,7 +27,7 @@
 #include <stdio.h>
 #include <math.h>
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 double PI=3.14159265358979;
 

src/filter/colorize/colorize.c

@@ -32,7 +32,7 @@
 #include <assert.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 #define GIMP_RGB_LUMINANCE_RED    (0.2126)
 #define GIMP_RGB_LUMINANCE_GREEN  (0.7152)

src/filter/contrast0r/contrast0r.c

@@ -22,7 +22,7 @@
 #include <stdio.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 typedef struct contrast0r_instance
 {

src/filter/curves/curves.c

@@ -28,7 +28,7 @@
 #include <stdio.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 #define MAX3(a, b, c) ( ( a > b && a > c) ? a : (b > c ? b : c) )
 #define MIN3(a, b, c) ( ( a < b && a < c) ? a : (b < c ? b : c) )

src/filter/dither/dither.c

@@ -27,7 +27,7 @@
 #include <math.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 int ditherMagic2x2Matrix[] = {
 	 	 0, 2,

src/filter/edgeglow/edgeglow.cpp

@@ -18,7 +18,7 @@
  */
 
 #include "frei0r.hpp"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 #include <stdlib.h>
 
 class edgeglow : public frei0r::filter

src/filter/emboss/emboss.c

@@ -27,7 +27,7 @@
 #include <math.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 double PI = 3.14159; 
 double pixelScale = 255.9;

src/filter/equaliz0r/equaliz0r.cpp

@@ -18,7 +18,7 @@
  */
 
 #include "frei0r.hpp"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 #include <string.h>
 
 #include <cstring>

src/filter/facebl0r/facebl0r.cpp

@@ -20,7 +20,7 @@
 #include <string.h>
 #include <opencv2/opencv.hpp>
 #include "frei0r.hpp"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 class TrackedObj {
 public:

src/filter/facedetect/facedetect.cpp

@@ -22,7 +22,7 @@
 #include <string.h>
 #include <opencv2/opencv.hpp>
 #include "frei0r.hpp"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 #define USE_ROI
 #define PAD (40)

src/filter/gamma/gamma.c

@@ -22,7 +22,7 @@
 #include <assert.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 #define MAX_GAMMA 4.0
 

src/filter/glitch0r/glitch0r.c

@@ -25,7 +25,7 @@
 #include <time.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 /* cheap & fast randomizer (by Fukuchi Kentarou) */
 static uint32_t randval;

src/filter/glow/glow.c

@@ -20,7 +20,7 @@
 #include <math.h>
 #include "frei0r.h"
 #include <stdlib.h>
-#include "blur.h"
+#include "frei0r/blur.h"
 
 typedef struct glow_instance {
 	double blur;

src/filter/hueshift0r/matrix.h

@@ -7,7 +7,7 @@
  *
  *				Paul Haeberli - 1993
  */
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 #include <math.h>
 #include <stdio.h>
 

src/filter/lenscorrection/lenscorrection.c

@@ -22,7 +22,7 @@
 #include <assert.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 typedef struct lenscorrection_instance
 {

src/filter/levels/levels.c

@@ -24,7 +24,7 @@
 #include <stdio.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 enum ChannelChoice
 {

src/filter/luminance/luminance.c

@@ -22,7 +22,7 @@
 #include <assert.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 #define MAX_SATURATION 8.0
 

src/filter/mask0mate/mask0mate.c

@@ -20,7 +20,7 @@
 #include <math.h>
 #include "frei0r.h"
 #include <stdlib.h>
-#include "blur.h"
+#include "frei0r/blur.h"
 
 typedef struct mask0mate_instance {
 	double left, top, right, bottom;

src/filter/ndvi/ndvi.cpp

@@ -19,7 +19,7 @@
 #include <cairo.h>
 #endif
 #include "frei0r.hpp"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 #include "gradientlut.hpp"
 #include <string>
 #include <stdlib.h>

src/filter/normaliz0r/normaliz0r.c

@@ -74,7 +74,7 @@
 #include <stdio.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 #define MAX_HISTORY_LEN     128
 

src/filter/pixeliz0r/pixeliz0r.c

@@ -1,5 +1,5 @@
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 #include <stdlib.h>
 #include <string.h>
 #include <assert.h>

src/filter/posterize/posterize.c

@@ -26,7 +26,7 @@
 #include <assert.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 typedef struct posterize_instance
 {

src/filter/premultiply/premultiply.cpp

@@ -17,7 +17,7 @@
  */
 
 #include "frei0r.hpp"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 class Premultiply : public frei0r::filter
 {

src/filter/rgbnoise/rgbnoise.c

@@ -27,7 +27,7 @@
 #include <assert.h>
 #include <math.h>
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 static int MY_MAX_RAND = 32767;// I assume RAND_MAX to be at least this big.
 static double gaussian_lookup[32767];

src/filter/saturat0r/saturat0r.c

@@ -21,7 +21,7 @@
 #include <assert.h>
 
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 #define MAX_SATURATION 8.0
 

src/filter/sigmoidaltransfer/sigmoidaltransfer.c

@@ -26,7 +26,7 @@
 #include <stdio.h>
 #include <math.h>
 #include "frei0r.h"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 #define SIGMOIDAL_BASE   2
 #define SIGMOIDAL_RANGE 20

src/filter/sobel/sobel.cpp

@@ -18,7 +18,7 @@
  */
 
 #include "frei0r.hpp"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 #include <stdlib.h>
 
 class sobel : public frei0r::filter

src/filter/softglow/softglow.c

@@ -27,8 +27,8 @@
 #include <assert.h>
 #include <math.h>
 #include "frei0r.h"
-#include "blur.h"
-#include "frei0r_math.h"
+#include "frei0r/blur.h"
+#include "frei0r/math.h"
 
 #define SIGMOIDAL_BASE   2
 #define SIGMOIDAL_RANGE 20

src/filter/sopsat/sopsat.cpp

@@ -20,7 +20,7 @@
 #include <math.h>
 #include <stdlib.h>
 #include "frei0r.hpp"
-#include "frei0r_math.h"
+#include "frei0r/math.h"
 
 /**
   This filter implements a standard way of color correction proposed by

src/filter/squareblur/squareblur.c

@@ -24,7 +24,7 @@
 #include <string.h>
 
 #include "frei0r.h"
-#include "blur.h"
+#include "frei0r/blur.h"
 
 int f0r_init()
 {