From 5d121dee874e28e3cd9c0c3da94d7fa3823d8f7c Mon Sep 17 00:00:00 2001
From: tth <tth@fubar.tetalab.org>
Date: Fri, 26 Mar 2021 05:40:45 +0100
Subject: [PATCH] moving trinarize func

---
 Fonderie/crapulator.c |  2 +-
 Fonderie/sfx.c        | 46 +-----------------------------------------
 floatimg.h            |  3 ++-
 funcs/sfx2.c          | 47 +++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 51 insertions(+), 47 deletions(-)

diff --git a/Fonderie/crapulator.c b/Fonderie/crapulator.c
index dfa6901..26603f5 100644
--- a/Fonderie/crapulator.c
+++ b/Fonderie/crapulator.c
@@ -220,7 +220,7 @@ switch (idFx) {
 		retval = fimg_binarize(image, 0);
 		break;
 	case CR_trinarize:
-		retval = trinarize(image, 0);
+		retval = fimg_trinarize(image, 0);
 		break;
 	case CR_liss2x2:
 		retval = fimg_lissage_2x2(image);
diff --git a/Fonderie/sfx.c b/Fonderie/sfx.c
index 7b8c88a..17c3060 100644
--- a/Fonderie/sfx.c
+++ b/Fonderie/sfx.c
@@ -306,57 +306,13 @@ for (y=0; y<pimg->height; y++) {
 		}
 	}
 
-return 0;
-}
-/* -------------------------------------------------------------- */
-int trinarize(FloatImg *pimg, int notused)
-{
-float		mm[6], mRa, mGa, mBa, mRb, mGb, mBb;
-float		*fptr;
-int		foo, size;
-
-#if DEBUG_LEVEL
-fprintf(stderr, ">>> %s ( %p %d )\n", __func__, pimg, notused);
-#endif
-
-foo = fimg_get_minmax_rgb(pimg, mm);
-mRa = (mm[1] - mm[0]) * 0.33333;
-mGa = (mm[3] - mm[2]) * 0.33333;
-mBa = (mm[5] - mm[4]) * 0.33333;
-mRb = (mm[1] - mm[0]) * 0.66666;
-mGb = (mm[3] - mm[2]) * 0.66666;
-mBb = (mm[5] - mm[4]) * 0.66666;
-
-size = pimg->width * pimg->height;
-
-for (foo=0; foo<size; foo++) {
-
-	fptr = pimg->R;
-	if (fptr[foo] < mRa || fptr[foo] > mRb)
-		fptr[foo] = mm[0];
-	else
-		fptr[foo] = mm[1];
-
-	fptr = pimg->G;
-	if (fptr[foo] < mGa || fptr[foo] > mGb)
-		fptr[foo] = mm[2];
-	else
-		fptr[foo] = mm[3];
-
-	fptr = pimg->B;
-	if (fptr[foo] < mBa || fptr[foo] > mBb)
-		fptr[foo] = mm[4];
-	else
-		fptr[foo] = mm[5];
-
-	}
-
 return 0;
 }
 /* -------------------------------------------------------------- */
 /*
  *   int binarize(FloatImg *pimg, int notused) was now in
  *				funcs/sfx2.c
+ *   same move for trinarize.
  */
 /* -------------------------------------------------------------- */
 int brotche_rand48_a(FloatImg *fimg, float ratio, float mval) 
diff --git a/floatimg.h b/floatimg.h
index d5d5d42..4d3c70f 100644
--- a/floatimg.h
+++ b/floatimg.h
@@ -4,7 +4,7 @@
  *	http://la.buvette.org/photos/cumul
  */
 
-#define		FIMG_VERSION	126
+#define		FIMG_VERSION	127
 
 /*
  *	in memory descriptor
@@ -114,6 +114,7 @@ int fimg_highlight_color(FloatImg *src, FloatImg *dst,
 
 /*	 module sfx2.c			*/
 int fimg_binarize(FloatImg *pimg, int notused);
+int fimg_trinarize(FloatImg *pimg, int notused);
 
 /*	funcs/rotate.c module		*/
 /*	#coronamaison			*/
diff --git a/funcs/sfx2.c b/funcs/sfx2.c
index 12acbec..b05e2aa 100644
--- a/funcs/sfx2.c
+++ b/funcs/sfx2.c
@@ -45,3 +45,50 @@ for (foo=0; foo<size; foo++) {
 return 0;
 }
 /* -------------------------------------------------------------- */
+
+int fimg_trinarize(FloatImg *pimg, int notused)
+{
+float		mm[6], mRa, mGa, mBa, mRb, mGb, mBb;
+float		*fptr;
+int		foo, size;
+
+#if DEBUG_LEVEL
+fprintf(stderr, ">>> %s ( %p %d )\n", __func__, pimg, notused);
+#endif
+
+foo = fimg_get_minmax_rgb(pimg, mm);
+mRa = (mm[1] - mm[0]) * 0.33333;
+mGa = (mm[3] - mm[2]) * 0.33333;
+mBa = (mm[5] - mm[4]) * 0.33333;
+mRb = (mm[1] - mm[0]) * 0.66666;
+mGb = (mm[3] - mm[2]) * 0.66666;
+mBb = (mm[5] - mm[4]) * 0.66666;
+
+size = pimg->width * pimg->height;
+
+for (foo=0; foo<size; foo++) {
+
+	fptr = pimg->R;
+	if (fptr[foo] < mRa || fptr[foo] > mRb)
+		fptr[foo] = mm[0];
+	else
+		fptr[foo] = mm[1];
+
+	fptr = pimg->G;
+	if (fptr[foo] < mGa || fptr[foo] > mGb)
+		fptr[foo] = mm[2];
+	else
+		fptr[foo] = mm[3];
+
+	fptr = pimg->B;
+	if (fptr[foo] < mBa || fptr[foo] > mBb)
+		fptr[foo] = mm[4];
+	else
+		fptr[foo] = mm[5];
+
+	}
+
+return 0;
+}
+/* -------------------------------------------------------------- */
+