Stefan Dösinger : wined3d: Set the stencil mask for both faces.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 703ec4cbc4ac7542ff06f778e05c42aed909e2e8
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=703ec4cbc4ac7542ff06f778e05c42aed909e2e8

Author: Stefan Dösinger <stefan at codeweavers.com>
Date:   Fri Sep 14 11:57:07 2007 +0200

wined3d: Set the stencil mask for both faces.

---

 dlls/wined3d/state.c |   18 ++++++++++++++++--
 1 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/dlls/wined3d/state.c b/dlls/wined3d/state.c
index b248d00..0900243 100644
--- a/dlls/wined3d/state.c
+++ b/dlls/wined3d/state.c
@@ -707,10 +707,24 @@ state_stencil(DWORD state, IWineD3DStateBlockImpl *stateblock, WineD3DContext *c
 }
 
 static void state_stencilwrite(DWORD state, IWineD3DStateBlockImpl *stateblock, WineD3DContext *context) {
+    DWORD mask;
+
     if(stateblock->wineD3DDevice->stencilBufferTarget) {
-        glStencilMask(stateblock->renderState[WINED3DRS_STENCILWRITEMASK]);
+        mask = stateblock->renderState[WINED3DRS_STENCILWRITEMASK];
+    } else {
+        mask = 0;
+    }
+
+    if(GL_SUPPORT(EXT_STENCIL_TWO_SIDE)) {
+        GL_EXTCALL(glActiveStencilFaceEXT(GL_BACK));
+        checkGLcall("glActiveStencilFaceEXT(GL_BACK)");
+        glStencilMask(mask);
+        checkGLcall("glStencilMask");
+        GL_EXTCALL(glActiveStencilFaceEXT(GL_FRONT));
+        checkGLcall("glActiveStencilFaceEXT(GL_FRONT)");
+        glStencilMask(mask);
     } else {
-        glStencilMask(0);
+        glStencilMask(mask);
     }
     checkGLcall("glStencilMask");
 }