--- mstools/samples/gdidemo/poly.c	2018/08/09 18:20:01	1.1.1.1
+++ mstools/samples/gdidemo/poly.c	2018/08/09 18:21:45	1.1.1.2
@@ -248,7 +248,7 @@ VOID PolyInitPoints(HWND hWnd)
         {
             GetClientRect(hWnd,&rect);
 
-            for(idx=0; idx < 4; idx++)
+            for(idx=0; idx < BEZ_PTS-1; idx++)
             {
                 lpBez->pPts[idx].x = lRandom() % rect.right;
                 lpBez->pPts[idx].y = lRandom() % rect.bottom;
@@ -303,7 +303,7 @@ VOID PolyRedraw(HWND hWnd)
                 */
                 for(j=1; j < ppd->nBezTotal; j++)
                 {
-                    for(i=0; i < 4; i++)
+                    for(i=0; i < BEZ_PTS; i++)
                     {
                         (lpBez+j)->pPts[i].x = -1;
                         (lpBez+j)->pPts[i].y = 0;
@@ -323,9 +323,9 @@ VOID PolyRedraw(HWND hWnd)
                 ** Draw the first curve in the bezier array.
                 */
 #ifdef WIN32
-                PolyBezier(hDC,lpBez->pPts,4);
+                PolyBezier(hDC,lpBez->pPts,BEZ_PTS);
 #else
-                Polyline(hDC,lpBez->pPts,4);
+                Polyline(hDC,lpBez->pPts,BEZ_PTS);
 #endif
                 ReleaseDC(hWnd,hDC);
             }
@@ -379,14 +379,14 @@ static COLORREF crColor[] = {0x000000FF,
                 {
                     hPen = SelectObject(hDC,GetStockObject(BLACK_PEN));
 #ifdef WIN32
-                    PolyBezier(hDC,lpCurr->pPts,4);
+                    PolyBezier(hDC,lpCurr->pPts,BEZ_PTS);
 #else
-                    Polyline(hDC,lpCurr->pPts,4);
+                    Polyline(hDC,lpCurr->pPts,BEZ_PTS);
 #endif
                     SelectObject(hDC,hPen);
                 }
 
-                for(idx=0; idx < 4; idx++)
+                for(idx=0; idx < BEZ_PTS; idx++)
                 {
                     x  = lpPrev->pPts[idx].x;
                     y  = lpPrev->pPts[idx].y;
@@ -419,13 +419,14 @@ static COLORREF crColor[] = {0x000000FF,
 
                     lpCurr->pPts[idx].x = x;
                     lpCurr->pPts[idx].y = y;
+
                 }
 
                 hPen = SelectObject(hDC,CreatePen(PS_SOLID,1,crColor[ppd->nColor]));
 #ifdef WIN32
-                PolyBezier(hDC,lpCurr->pPts,4);
+                PolyBezier(hDC,lpCurr->pPts,BEZ_PTS);
 #else
-                Polyline(hDC,lpCurr->pPts,4);
+                Polyline(hDC,lpCurr->pPts,BEZ_PTS);
 #endif
                 DeleteObject(SelectObject(hDC,hPen));