1 files changed, 0 insertions, 114 deletions
diff --git a/graphics/potrace/potrace-1.8-xfig.patch b/graphics/potrace/potrace-1.8-xfig.patch
deleted file mode 100644
index 8c5bf4a866..0000000000
--- a/graphics/potrace/potrace-1.8-xfig.patch
+++ /dev/null
@@ -1,114 +0,0 @@
-Index: ChangeLog
-===================================================================
---- ChangeLog	(revision 153)
-+++ ChangeLog	(revision 154)
-@@ -1,5 +1,9 @@
- ChangeLog
- 
-+	(2007/05/22) PS1 - xfig backend: added depth to opaque components
-+	to avoid them floating to the background. Suggested by Rafael
-+	Laboissiere.
-+
- v1.8 2007/04/09
- 	(2007/04/08) PS1 - portability: use 'test' instead of '[' in shell
- 	scripts.
-Index: src/backend_xfig.c
-===================================================================
---- src/backend_xfig.c	(revision 153)
-+++ src/backend_xfig.c	(revision 154)
-@@ -124,13 +124,13 @@
-   return n;
- }
- 
--/* do one path. First should be 1 on the very first path, else 0. */
--static int xfig_path(FILE *fout, potrace_curve_t *curve, trans_t t, int sign) {
-+/* do one path. */
-+static void xfig_path(FILE *fout, potrace_curve_t *curve, trans_t t, int sign, int depth) {
-   int i;
-   dpoint_t *c;
-   int m = curve->n;
- 
--  fprintf(fout, "3 1 0 0 0 %d 50 0 20 0.000 0 0 0 %d\n", sign=='+' ? 32 : 33, npoints(curve, m));
-+  fprintf(fout, "3 1 0 0 0 %d %d 0 20 0.000 0 0 0 %d\n", sign=='+' ? 32 : 33, depth, npoints(curve, m));
- 
-   for (i=0; i<m; i++) {
-     c = curve->c[i];
-@@ -154,15 +154,43 @@
-       break;
-     }
-   }
--  return 0;
- }
- 
-+/* render a whole tree */
-+static void xfig_write_paths(FILE *fout, potrace_path_t *plist, trans_t t, int depth) {
-+  potrace_path_t *p, *q;
-+
-+  for (p=plist; p; p=p->sibling) {
-+    xfig_path(fout, &p->curve, t, p->sign, depth);
-+    for (q=p->childlist; q; q=q->sibling) {
-+      xfig_path(fout, &q->curve, t, q->sign, depth >= 1 ? depth-1 : 0);
-+    }
-+    for (q=p->childlist; q; q=q->sibling) {
-+      xfig_write_paths(fout, q->childlist, t, depth >= 2 ? depth-2 : 0);
-+    }
-+  }
-+}
-+
-+/* calculate the depth of a tree. Call with d=0. */
-+static int xfig_get_depth(potrace_path_t *plist) {
-+  potrace_path_t *p;
-+  int max =0;
-+  int d;
-+
-+  for (p=plist; p; p=p->sibling) {
-+    d = xfig_get_depth(p->childlist);
-+    if (d > max) {
-+      max = d;
-+    }
-+  }
-+  return max + 1;
-+}
-+
- /* ---------------------------------------------------------------------- */
- /* Backend. */
- 
- /* public interface for XFIG */
- int page_xfig(FILE *fout, potrace_path_t *plist, imginfo_t *imginfo) {
--  potrace_path_t *p;
-   trans_t t;
-   double si, co;
-   double origx = imginfo->trans.orig[0] + imginfo->lmar;
-@@ -174,6 +202,7 @@
-   pageformat_t *f;
-   int i;
-   int x0, y0, x1, y1;  /* in xfig's coordinates */
-+  int depth;
-   
-   si = sin(info.angle/180*M_PI);
-   co = cos(info.angle/180*M_PI);
-@@ -220,11 +249,21 @@
-   fprintf(fout, "0 33 #%06x\n", info.fillcolor);
-   fprintf(fout, "6 %d %d %d %d\n", x0-75, y1-35, x1+75, y0+35); /* bounding box */
- 
-+  /* determine depth of the tree */
-+  depth = xfig_get_depth(plist);
-+
-+  /* figure out appropriate xfig starting depth. Note: xfig only has 1000 depths available */
-+  if (depth <= 40) {
-+    depth = 50;
-+  } else if (depth < 990) {
-+    depth += 10;
-+  } else {
-+    depth = 999;
-+  }
-+
-   /* write paths. Note: can never use "opticurve" with this backend -
-      it just does not approximate Bezier curves closely enough.  */
--  list_forall (p, plist) {
--    xfig_path(fout, &p->curve, t, p->sign);
--  }
-+  xfig_write_paths(fout, plist, t, depth);
- 
-   fprintf(fout, "-6\n"); /* end bounding box */
-