diff --git a/Lib/essais.c b/Lib/essais.c
index 1f9ec3a..affd7b4 100644
--- a/Lib/essais.c
+++ b/Lib/essais.c
@@ -17,6 +17,50 @@
 #include  "../tthimage.h"
 #include  "essais.h"
 
+/*		==============================				*/
+int essai_draw_paint_rect(char *outga)
+{
+Image_Desc		*img;
+Image_Rect		rect;
+int			foo, x, y;
+
+fprintf(stderr, ">>> %s ( '%s' )\n", __func__, outga);
+
+rect.x = 8;		rect.y = 8;
+rect.w = 6;		rect.h = 6;
+
+if (NULL==(img=Image_alloc(64, 32, 3))) {
+	abort();
+	}
+
+for (x=0; x<img->width; x+=2) {
+	for (y=0; y<img->height; y+=2) {
+		Image_plotRGB(img, x, y, 200, 200, 200);
+		}
+	}
+
+foo = Image_draw_rect(img, &rect, 192, 128, 64);
+if (foo) {
+	fprintf(stderr, "%s: err %d draw rect\n", __func__, foo);
+	return foo;
+	}
+
+rect.x = 24;
+foo = Image_paint_rect(img, &rect, 64, 128, 192);
+if (foo) {
+	fprintf(stderr, "%s: err %d paint rect\n", __func__, foo);
+	return foo;
+	}
+
+foo = Image_TGA_save(outga, img, 0);
+if (foo) {
+	fprintf(stderr, "%s: err %d save '%s'\n", __func__, foo, outga);
+	return foo;
+	}
+
+return OLL_KORRECT;
+}
+
 /*::------------------------------------------------------------------::*/
 /* nouveau vacances de fevrier 2010 */
 int Essayer_les_alphas(char *fname, int k)
@@ -946,9 +990,9 @@ return 0;
 }
 /*::------------------------------------------------------------------::*/
 /*
+ *	2023-09-30 this function need more work
  */
-int
-Test_copie_de_rectangles(char *nomsource)
+int Test_copie_de_rectangles(char *nomsource)
 {
 Image_Desc *source, *image, *finale;
 int	foo, w, h, x, y;