From 05112d1e757ac097f5312c297d47a055063029c8 Mon Sep 17 00:00:00 2001
From: Glatzemann <glatzemann@users.noreply.github.com>
Date: Wed, 30 Nov 2011 06:59:32 +0000
Subject: [PATCH] fixed issue #468 finished issue #465

---
 .../FormatConverter.cs                        | 37 +++++++++++++------
 Samples/StencilBuffer/Game1.cs                | 32 ++++++++++------
 2 files changed, 46 insertions(+), 23 deletions(-)

diff --git a/RenderSystems/ANX.Framework.Windows.DX10/FormatConverter.cs b/RenderSystems/ANX.Framework.Windows.DX10/FormatConverter.cs
index 18469531..d29ee791 100644
--- a/RenderSystems/ANX.Framework.Windows.DX10/FormatConverter.cs
+++ b/RenderSystems/ANX.Framework.Windows.DX10/FormatConverter.cs
@@ -275,21 +275,34 @@ namespace ANX.Framework.Windows.DX10
 
         public static ColorWriteMaskFlags Translate(ColorWriteChannels colorWriteChannels)
         {
-            switch (colorWriteChannels)
+            ColorWriteMaskFlags mask = 0;
+
+            if ((colorWriteChannels & ColorWriteChannels.All) == ColorWriteChannels.All)
             {
-                case ColorWriteChannels.All:
-                    return ColorWriteMaskFlags.All;
-                case ColorWriteChannels.Alpha:
-                    return ColorWriteMaskFlags.Alpha;
-                case ColorWriteChannels.Blue:
-                    return ColorWriteMaskFlags.Blue;
-                case ColorWriteChannels.Green:
-                    return ColorWriteMaskFlags.Green;
-                case ColorWriteChannels.Red:
-                    return ColorWriteMaskFlags.Red;
+                mask |= ColorWriteMaskFlags.All;
             }
 
-            throw new NotImplementedException();
+            if ((colorWriteChannels & ColorWriteChannels.Alpha) == ColorWriteChannels.Alpha)
+            {
+                mask |= ColorWriteMaskFlags.Alpha;
+            }
+
+            if ((colorWriteChannels & ColorWriteChannels.Blue) == ColorWriteChannels.Blue)
+            {
+                mask |= ColorWriteMaskFlags.Blue;
+            }
+
+            if ((colorWriteChannels & ColorWriteChannels.Green) == ColorWriteChannels.Green)
+            {
+                mask |= ColorWriteMaskFlags.Green;
+            }
+
+            if ((colorWriteChannels & ColorWriteChannels.Red) == ColorWriteChannels.Red)
+            {
+                mask |= ColorWriteMaskFlags.Red;
+            }
+
+            return mask;
         }
 
         public static SharpDX.Direct3D10.StencilOperation Translate(ANX.Framework.Graphics.StencilOperation stencilOperation)
diff --git a/Samples/StencilBuffer/Game1.cs b/Samples/StencilBuffer/Game1.cs
index a5523fef..8f736963 100644
--- a/Samples/StencilBuffer/Game1.cs
+++ b/Samples/StencilBuffer/Game1.cs
@@ -15,6 +15,7 @@ namespace StencilBuffer
         private Texture2D ground;
 
         private SamplerState SamplerState;
+        private DepthStencilState RenderGroundStencilState;
         private DepthStencilState RenderObjectsStencilState;
         private DepthStencilState StencilStateRenderShadows;
 
@@ -75,24 +76,33 @@ namespace StencilBuffer
                 Filter = TextureFilter.Linear,
             };
 
+            this.RenderGroundStencilState = new DepthStencilState()
+            {
+                DepthBufferEnable = false,
+                DepthBufferWriteEnable = false,
+                StencilEnable = true,
+                ReferenceStencil = 1,
+                StencilPass = StencilOperation.Replace,
+                StencilFunction = CompareFunction.Always,
+            };
+
             this.RenderObjectsStencilState = new DepthStencilState()
             {
                 DepthBufferEnable = true,
                 DepthBufferWriteEnable = true,
                 DepthBufferFunction = CompareFunction.Always,
-                ReferenceStencil = 2,
-                StencilEnable = true,
-                StencilPass = StencilOperation.Increment,
+                ReferenceStencil = 1,
+                StencilEnable = false,
+                StencilPass = StencilOperation.Replace,
             };
 
             this.StencilStateRenderShadows = new DepthStencilState
             {
-                DepthBufferEnable = true,
-                DepthBufferWriteEnable = true,
-                DepthBufferFunction = CompareFunction.LessEqual,
-                ReferenceStencil = 1,
+                DepthBufferEnable = false,
                 StencilEnable = true,
-                StencilPass = StencilOperation.Keep,
+                ReferenceStencil = 1,
+                StencilPass = StencilOperation.Increment,
+                StencilFunction = CompareFunction.LessEqual,
             };
 
         }
@@ -107,7 +117,7 @@ namespace StencilBuffer
 
         private void RenderGround()
         {
-            spriteBatch.Begin(SpriteSortMode.Texture, null, SamplerState, RenderObjectsStencilState, null);
+            spriteBatch.Begin(SpriteSortMode.Texture, null, SamplerState, RenderGroundStencilState, null);
             for (int y = 0; y < 2; y++)
             {
                 for (int x = 0; x < 4; x++)
@@ -122,13 +132,13 @@ namespace StencilBuffer
         {
             spriteBatch.Begin(SpriteSortMode.Texture, null, SamplerState, StencilStateRenderShadows, null);
             spriteBatch.Draw(crate, new Vector2(125, 125), new Color(0, 0, 0, 0.5f));
-            spriteBatch.Draw(crate, new Vector2(10, 10), new Color(0, 0, 0, 0.5f));
+            spriteBatch.Draw(crate, new Vector2(20, 20), new Color(0, 0, 0, 0.5f));
             spriteBatch.End();
         }
 
         protected override void Draw(GameTime gameTime)
         {
-            GraphicsDevice.Clear(ClearOptions.Target | ClearOptions.Stencil, Color.CornflowerBlue, 1.0f, 2);
+            GraphicsDevice.Clear(ClearOptions.Target | ClearOptions.Stencil, Color.CornflowerBlue, 1.0f, 0);
 
             RenderGround();
             RenderShadows();