[ViewVC] Diff of: Development/ray/src/cv/bsdfrbf.c

Comparing ray/src/cv/bsdfrbf.c (file contents):
Revision 2.4 by greg, Wed Mar 20 01:00:22 2013 UTC vs.
Revision 2.5 by greg, Fri Jun 28 23:18:51 2013 UTC

-+
+/* Compute minimum BSDF from histogram and clear it */
-+
+static void
-+
+comp_bsdf_min()
-+
+{
-+
+        int     cnt;
-+
+        int     i, target;
-+
-+
+        cnt = 0;
-+
+        for (i = HISTLEN; i--; )
-+
+                cnt += bsdf_hist[i];
-+
+        if (!cnt) {                             /* shouldn't happen */
-+
+                bsdf_min = 0;
-+
+                return;
-+
+        }
-+
+        target = cnt/100;                       /* ignore bottom 1% */
-+
+        cnt = 0;
-+
+        for (i = 0; cnt <= target; i++)
-+
+                cnt += bsdf_hist[i];
-+
+        bsdf_min = histval(i-1);
-+
+        memset(bsdf_hist, 0, sizeof(bsdf_hist));
-+
+}
-+
+/* Count up filled nodes and build RBF representation from current grid */
+RBFNODE *
+make_rbfrep(void)
+        for (i = 0; i < GRIDRES; i++)
+            for (j = 0; j < GRIDRES; j++)
+                nn += dsf_grid[i][j].nval;
-+
+                                /* compute minimum BSDF */
-+
+        comp_bsdf_min();
+                                /* allocate RBF array */
+        newnode = (RBFNODE *)malloc(sizeof(RBFNODE) + sizeof(RBFVAL)*(nn-1));
+        if (newnode == NULL)

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