From 5b3381c7b37d266da0836c7906c14cd438bcabe8 Mon Sep 17 00:00:00 2001
From: tTh <tth@redlady.dinorama.fr>
Date: Mon, 20 May 2019 08:47:13 +0200
Subject: [PATCH] making the doc

---
 doc/the_floatimg_hack.tex | 31 +++++++++++++++++++++++++++++++
 floatimg.h                |  4 ++--
 funcs/filtrage.c          | 15 +++++++++++++++
 3 files changed, 48 insertions(+), 2 deletions(-)
 create mode 100644 doc/the_floatimg_hack.tex

diff --git a/doc/the_floatimg_hack.tex b/doc/the_floatimg_hack.tex
new file mode 100644
index 0000000..913ff7e
--- /dev/null
+++ b/doc/the_floatimg_hack.tex
@@ -0,0 +1,31 @@
+\documentclass[a4paper,11pt]{article}
+
+% \listfiles              % pour le debug
+
+\usepackage[french]{babel}
+\usepackage[utf8]{inputenc}
+\usepackage[T1]{fontenc}
+% XXX \usepackage{lipsum}
+\usepackage{makeidx}
+\usepackage{listings}
+% \usepackage{color}
+% \usepackage{url}
+\usepackage{xspace}
+\usepackage[verbose]{layout}
+
+\makeindex
+% -------------------------------------------------------------------
+\title{DD2 Monitoring}
+\author{tTh}
+
+\begin{document}
+\maketitle
+\tableofcontents
+
+
+
+% -------------------------------------------------------------------
+
+\printindex
+
+\end{document}
diff --git a/floatimg.h b/floatimg.h
index 41eedf1..e6a67cb 100644
--- a/floatimg.h
+++ b/floatimg.h
@@ -2,7 +2,7 @@
  *	floatimg.h
  */
 
-#define		FIMG_VERSION	58
+#define		FIMG_VERSION	60
 
 /*
  *	in memory descriptor
@@ -60,7 +60,7 @@ int   fimg_to_gray(FloatImg *head);
 void  fimg_add_cste(FloatImg *fi, float value);
 void  fimg_drand48(FloatImg *fi, float kmul);
 
-/*	variuos funcs modules		*/
+/*	various funcs modules		*/
 int   fimg_load_from_png(char *filename, FloatImg *fimg);
 int   fimg_create_from_png(char *filename, FloatImg *fimg);
 int   fimg_save_as_png(FloatImg *src, char *outname, int flags);
diff --git a/funcs/filtrage.c b/funcs/filtrage.c
index b342e64..0002de1 100644
--- a/funcs/filtrage.c
+++ b/funcs/filtrage.c
@@ -9,7 +9,22 @@
 /* -------------------------------------------------------------------- */
 int fimg_lissage_2x2(FloatImg *img)
 {
+int		x, y, offset;
 
+#if DEBUG_LEVEL
+fprintf(stderr, ">>> %s ( %p )\n", __func__, img);
+fprintf(stderr,"     type %s size %dx%d\n", img->type,
+					img->width, img->height);
+#endif
+
+for (y=1; y<img->height; y++) {
+
+	for (x=1; x<img->width; x++) {
+
+		offset = x + (y * img->width);
+
+	}
+}
 
 return -1;
 }