[Plib-cvs] plib/src/ssg ssgLoadBGL.cxx,1.6,1.7

[J?rgen M. <j_m...@us...>]

Update of /cvsroot/plib/plib/src/ssg
In directory usw-pr-cvs1:/tmp/cvs-serv31696/src/ssg

Modified Files:
	ssgLoadBGL.cxx 
Log Message:
fixed build problem related to alloca

Index: ssgLoadBGL.cxx
===================================================================
RCS file: /cvsroot/plib/plib/src/ssg/ssgLoadBGL.cxx,v
retrieving revision 1.6
retrieving revision 1.7
diff -u -d -r1.6 -r1.7
--- ssgLoadBGL.cxx	15 Jun 2002 18:15:53 -0000	1.6
+++ ssgLoadBGL.cxx	20 Jun 2002 16:42:10 -0000	1.7
@@ -343,15 +343,16 @@
    int i, chk, num_tris;
    float a0, a1, a2, b0, b1, b2, c0, c1, c2;
 
+   Vtx *p = new Vtx[n];
    /* construct a circular linked list of the vertices */
-   p0 = (Vtx *) alloca(sizeof(Vtx));
+   p0 = &p[0];
    p0->index = w ? *w->get(0) : 0;
    p0->x = coords->get(p0->index)[x];
    p0->y = coords->get(p0->index)[y];
    p1 = p0;
    p2 = 0;
    for (i = 1; i < n; i++) {
-      p2 = (Vtx *) alloca(sizeof(Vtx));
+      p2 = &p[i];
       p2->index = w ? *w->get(i) : i;
       p2->x = coords->get(p2->index)[x];
       p2->y = coords->get(p2->index)[y];
@@ -370,6 +371,7 @@
       if (chk && m0 == p0 && m1 == p1 && m2 == p2) {
          /* no suitable vertex found.. */
          ulSetError(UL_WARNING, "ssgTriangulate: Self-intersecting polygon.");
+         delete [] p;
          return 0;
       }
       chk = 1;
@@ -435,7 +437,7 @@
    tris->add(p1->index);
    tris->add(p2->index);
    num_tris++;
-
+   delete [] p;
    return num_tris;
 }