Changeset 16838 for trunk/psLib/src/math/psPolynomialMD.c

Timestamp:

Mar 5, 2008, 3:12:40 PM (18 years ago)

Author:

Paul Price

Message:

psPolynomialMDEval was in a horrible half-state of implementation.

File:

• trunk/psLib/src/math/psPolynomialMD.c (modified) (1 diff)

trunk/psLib/src/math/psPolynomialMD.c

@@ -217 +217 @@
 
     double sum = coeff[0];              // Sum of all polynomials
-    for (int i = 0, index = 0; i < poly->dim; i++) {
+    for (int i = 0, index = 1; i < poly->dim; i++) {
         int order = orders->data.U8[i]; // Order of polynomial
         float coord = coords->data.F32[i]; // Coordinate of interest
-        float value = 1.0 + coeff[index++]; // Value of the polynomial term
+        float value = coord; // Value of the polynomial stage
+        sum += coeff[index++] * value;
         for (int j = 2; j <= order; j++, index++) {
             value *= coord;