--- old/src/java.desktop/windows/native/libawt/java2d/d3d/D3DVertexCacher.cpp	2016-01-14 20:28:26.292338600 +0300
+++ new/src/java.desktop/windows/native/libawt/java2d/d3d/D3DVertexCacher.cpp	2016-01-14 20:28:25.752337800 +0300
@@ -109,7 +109,7 @@
 
 // Horiz/vertical
 #define HV_FF1 ( 0.0f)
-#define HV_FF2 ( 0.51f)
+#define HV_FF2 ( 0.501f)
 // For the record: value below (or larger) is required for Intel 855, but
 // breaks Nvidia, ATI and Intel 965, and since the pipeline is disabled on
 // 855 anyway we'll use 0.51f.
--- /dev/null	2016-01-14 20:28:30.000000000 +0300
+++ new/test/java/awt/Graphics2D/RenderRectTest/RenderRectTest.java	2016-01-14 20:28:29.405343100 +0300
@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+
+/**
+ * @test
+ * @bug 8146042
+ * @run main RenderRectTest
+ */
+
+import javax.swing.*;
+import java.awt.*;
+
+import java.awt.image.BufferedImage;
+
+
+public class RenderRectTest {
+    private static JFrame frame;
+    private static Panel panel;
+    private static Point pt;
+
+    public static void main(String[] args) throws Exception {
+
+        SwingUtilities.invokeAndWait(() -> {
+            frame =  new JFrame();
+            panel = new Panel() {
+                @Override
+                public void paint(Graphics graphics) {
+                    graphics.setColor(Color.black);
+                    graphics.drawRect(100, 100, 9, 9);
+                }
+            };
+            panel.setBackground(Color.white);
+            panel.setPreferredSize(new Dimension(200, 200));
+            panel.setMinimumSize(new Dimension(200, 200));
+            panel.setMaximumSize(new Dimension(200, 200));
+            frame.getContentPane().add(panel);
+            frame.pack();
+            frame.setVisible(true);
+        });
+
+
+        Robot robot = new Robot();
+        robot.waitForIdle();
+
+        SwingUtilities.invokeAndWait(() -> pt = panel.getLocationOnScreen());
+
+        pt.translate(100-1, 100-1);
+        BufferedImage capture = robot.createScreenCapture(
+                new Rectangle(pt, new Dimension(10 + 2, 10 + 2)));
+
+        SwingUtilities.invokeLater(() -> frame.dispose());
+
+        int w = capture.getWidth();
+        int h = capture.getHeight();
+        for(int y = 0; y < h >> 1; y++) {
+            for(int x = 0; x < w >> 1; x++) {
+                if( x > 0 && y > 0 && (x == 1 || y == 1)) {
+                    if((capture.getRGB(x, y)
+                      | capture.getRGB(x, h - 1 - y)
+                      | capture.getRGB(w - 1 - x, y)
+                      | capture.getRGB(w - 1 - x, h - 1 - y)) !=
+                                                         Color.black.getRGB()) {
+                        throw new RuntimeException("Wrong rectangle");
+                    }
+                } else {
+                    if((capture.getRGB(x, y)
+                      & capture.getRGB(x, h - 1 - y)
+                      & capture.getRGB(w - 1 - x, y)
+                      & capture.getRGB(w - 1 - x, h - 1 - y)) !=
+                                                         Color.white.getRGB()) {
+                        throw new RuntimeException("Wrong rectangle");
+                    }
+                }
+            }
+        }
+    }
+}