Changeset 15 for vis_dev/glu-2.3/src/array/array.c

Timestamp:

Jul 13, 2011, 11:05:09 AM (13 years ago)

Author:

cecile

Message:

Vis main file for expermeriments

File:

• vis_dev/glu-2.3/src/array/array.c (modified) (1 diff)

vis_dev/glu-2.3/src/array/array.c

@@ -65 +65 @@
     }
     (void) memcpy(newa->space, old->space, old->num * old->obj_size);
+    return newa;
+}
+
+array_t *
+array_partial_dup(array_t *old, int i)
+{
+    array_t *newa;
+
+    newa = ALLOC(array_t, 1);
+    if (newa == NIL(array_t)) {
+        return NIL(array_t);
+    }
+    newa->num = old->num - 1;
+    newa->n_size = old->num - 1;
+    newa->obj_size = old->obj_size;
+    newa->index = -newa->obj_size;
+    newa->space = ALLOC(char, newa->n_size * newa->obj_size);
+    if (newa->space == NIL(char)) {
+        FREE(newa);
+        return NIL(array_t);
+    }
+    if (i > 0)
+      (void) memcpy(newa->space, old->space, i * old->obj_size);
+    if (i < old->num - 1)
+      (void) memcpy(newa->space + ((i) * old->obj_size), 
+                    old->space + ((i+1) * old->obj_size), (old->num - (i + 1)) * old->obj_size);
     return newa;
 }