Mike McCormack : ddraw: Don't link to wined3d, load it at runtime.

[Alexandre Julliard]

Module: wine
Branch: refs/heads/master
Commit: d99c7d59392f96de30f73328c0fe412b83d1b31e
URL:    http://source.winehq.org/git/?p=wine.git;a=commit;h=d99c7d59392f96de30f73328c0fe412b83d1b31e

Author: Mike McCormack <mike at codeweavers.com>
Date:   Thu Aug  3 14:30:00 2006 +0900

ddraw: Don't link to wined3d, load it at runtime.

This lets ddraw dlls built on a machine with OpenGL present run on other 
machines that may not have the OpenGL libraries installed.

---

 dlls/ddraw/Makefile.in |    2 +-
 dlls/ddraw/main.c      |   21 ++++++++++++++++++++-
 2 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/dlls/ddraw/Makefile.in b/dlls/ddraw/Makefile.in
index 3e43491..6bbeb1e 100644
--- a/dlls/ddraw/Makefile.in
+++ b/dlls/ddraw/Makefile.in
@@ -4,7 +4,7 @@ SRCDIR    = @srcdir@
 VPATH     = @srcdir@
 MODULE    = ddraw.dll
 IMPORTLIB = libddraw.$(IMPLIBEXT)
-IMPORTS   = wined3d ole32 user32 gdi32 advapi32 kernel32 ntdll
+IMPORTS   = ole32 user32 gdi32 advapi32 kernel32 ntdll
 EXTRAINCL = @X_CFLAGS@
 EXTRALIBS = -ldxguid -luuid @X_LIBS@ @X_PRE_LIBS@ @XLIB@ @X_EXTRA_LIBS@ 
 
diff --git a/dlls/ddraw/main.c b/dlls/ddraw/main.c
index a9bec78..e654dd7 100644
--- a/dlls/ddraw/main.c
+++ b/dlls/ddraw/main.c
@@ -48,6 +48,11 @@ #include "d3d.h"
 
 #include "ddraw_private.h"
 
+typedef IWineD3D* (WINAPI *fnWineDirect3DCreate)(UINT, UINT, IUnknown *);
+
+static HMODULE hWineD3D = (HMODULE) -1;
+static fnWineDirect3DCreate pWineDirect3DCreate;
+
 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
 
 /* The configured default surface */
@@ -149,13 +154,27 @@ DDRAW_Create(GUID *guid,
     This->orig_width = GetSystemMetrics(SM_CXSCREEN);
     This->orig_height = GetSystemMetrics(SM_CYSCREEN);
 
+    if (hWineD3D == (HMODULE) -1)
+    {
+        hWineD3D = LoadLibraryA("wined3d");
+        if (hWineD3D)
+            pWineDirect3DCreate = (fnWineDirect3DCreate) GetProcAddress(hWineD3D, "WineDirect3DCreate");
+    }
+
+    if (!hWineD3D)
+    {
+        ERR("Couldn't load WineD3D - OpenGL libs not present?\n");
+        hr = E_NOTIMPL;
+        goto err_out;
+    }
+
     /* Initialize WineD3D
      *
      * All Rendering (2D and 3D) is relayed to WineD3D,
      * but DirectDraw specific management, like DDSURFACEDESC and DDPIXELFORMAT
      * structure handling is handled in this lib.
      */
-    wineD3D = WineDirect3DCreate(0 /* SDKVersion */, 7 /* DXVersion */, (IUnknown *) This /* Parent */);
+    wineD3D = pWineDirect3DCreate(0 /* SDKVersion */, 7 /* DXVersion */, (IUnknown *) This /* Parent */);
     if(!wineD3D)
     {
         ERR("Failed to initialise WineD3D\n");