Stefan Dösinger : wined3d: Select a proper texture unit in LockRect and dirtify the state.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: d0f1c23c936244ae779eb13035b2f217039dfe20
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=d0f1c23c936244ae779eb13035...

Author: Stefan Dösinger <stefandoesinger(a)gmx.at>
Date:   Tue Jan  2 22:55:31 2007 +0100

wined3d: Select a proper texture unit in LockRect and dirtify the state.

---

 dlls/wined3d/surface.c |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/dlls/wined3d/surface.c b/dlls/wined3d/surface.c
index 4e1a0d6..e7991f6 100644
--- a/dlls/wined3d/surface.c
+++ b/dlls/wined3d/surface.c
@@ -633,8 +633,15 @@ static HRESULT WINAPI IWineD3DSurfaceImp
                 This->Flags |= SFLAG_ACTIVELOCK; /* When this flag is set to true, loading the surface again won't free THis->resource.allocatedMemory */
                 /* TODO: make activeLock a bit more intelligent, maybe implement a method to purge the texture memory. */
 
-                /* Make sure that the texture is loaded */
-                IWineD3DSurface_PreLoad(iface); /* Make sure there is a texture to bind! */
+                /* Make sure that a proper texture unit is selected, bind the texture and dirtify the sampler to restore the texture on the next draw */
+                if (GL_SUPPORT(ARB_MULTITEXTURE)) {
+                    ENTER_GL();
+                    GL_EXTCALL(glActiveTextureARB(GL_TEXTURE0_ARB));
+                    checkGLcall("glActiveTextureARB");
+                    LEAVE_GL();
+                }
+                IWineD3DDeviceImpl_MarkStateDirty(This->resource.wineD3DDevice, STATE_SAMPLER(0));
+                IWineD3DSurface_PreLoad(iface);
 
                 surface_download_data(This);
             }