Henri Verbeet : wined3d: Translate before scaling for rhw as well in transform_projection().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 952dfe30be68848fb3799ddb4e732f0e9c7fdbe2
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=952dfe30be68848fb3799ddb4e...

Author: Henri Verbeet <hverbeet(a)codeweavers.com>
Date:   Sun Sep  5 23:38:49 2010 +0200

wined3d: Translate before scaling for rhw as well in transform_projection().

---

 dlls/wined3d/state.c |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/dlls/wined3d/state.c b/dlls/wined3d/state.c
index 2224247..c04b317 100644
--- a/dlls/wined3d/state.c
+++ b/dlls/wined3d/state.c
@@ -3905,10 +3905,6 @@ static void transform_projection(DWORD state, IWineD3DStateBlockImpl *stateblock
             glOrtho(x, x + w, y + h, y, 0.0, -1.0);
         checkGLcall("glOrtho");
 
-        /* Window Coord 0 is the middle of the first pixel, so translate by 1/2 pixels */
-        glTranslatef(63.0f / 128.0f, 63.0f / 128.0f, 0.0f);
-        checkGLcall("glTranslatef(63.0f / 128.0f, 63.0f / 128.0f, 0.0f)");
-
         /* D3D texture coordinates are flipped compared to OpenGL ones, so
          * render everything upside down when rendering offscreen. */
         if (context->render_offscreen)
@@ -3916,7 +3912,13 @@ static void transform_projection(DWORD state, IWineD3DStateBlockImpl *stateblock
             glScalef(1.0f, -1.0f, 1.0f);
             checkGLcall("glScalef");
         }
-    } else {
+
+        /* Window Coord 0 is the middle of the first pixel, so translate by 1/2 pixels */
+        glTranslatef(63.0f / 128.0f, 63.0f / 128.0f, 0.0f);
+        checkGLcall("glTranslatef(63.0f / 128.0f, -63.0f / 128.0f, 0.0f)");
+    }
+    else
+    {
         /* The rule is that the window coordinate 0 does not correspond to the
             beginning of the first pixel, but the center of the first pixel.
             As a consequence if you want to correctly draw one line exactly from