Stefan Dösinger : wined3d: Give GDI surfaces their own GetDC copy.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 9701f118508b8cd7ff03247f4405e6ca74797501
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=9701f118508b8cd7ff03247f4405e6ca74797501

Author: Stefan Dösinger <stefan at codeweavers.com>
Date:   Mon Sep 17 14:23:13 2007 +0200

wined3d: Give GDI surfaces their own GetDC copy.

---

 dlls/wined3d/surface_gdi.c     |   72 +++++++++++++++++++++++++++++++++++++++-
 dlls/wined3d/wined3d_private.h |    2 -
 2 files changed, 71 insertions(+), 3 deletions(-)

diff --git a/dlls/wined3d/surface_gdi.c b/dlls/wined3d/surface_gdi.c
index 3dd9483..9cc8a99 100644
--- a/dlls/wined3d/surface_gdi.c
+++ b/dlls/wined3d/surface_gdi.c
@@ -1490,6 +1490,76 @@ const char* filename)
     return WINED3D_OK;
 }
 
+HRESULT WINAPI IWineGDISurfaceImpl_GetDC(IWineD3DSurface *iface, HDC *pHDC) {
+    IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
+    WINED3DLOCKED_RECT lock;
+    HRESULT hr;
+    RGBQUAD col[256];
+
+    TRACE("(%p)->(%p)\n",This,pHDC);
+
+    if(This->Flags & SFLAG_USERPTR) {
+        ERR("Not supported on surfaces with an application-provided surfaces\n");
+        return WINEDDERR_NODC;
+    }
+
+    /* Give more detailed info for ddraw */
+    if (This->Flags & SFLAG_DCINUSE)
+        return WINEDDERR_DCALREADYCREATED;
+
+    /* Can't GetDC if the surface is locked */
+    if (This->Flags & SFLAG_LOCKED)
+        return WINED3DERR_INVALIDCALL;
+
+    memset(&lock, 0, sizeof(lock)); /* To be sure */
+
+    /* Should have a DIB section already */
+
+    /* Lock the surface */
+    hr = IWineD3DSurface_LockRect(iface,
+                                  &lock,
+                                  NULL,
+                                  0);
+    if(FAILED(hr)) {
+        ERR("IWineD3DSurface_LockRect failed with hr = %08x\n", hr);
+        /* keep the dib section */
+        return hr;
+    }
+
+    if(This->resource.format == WINED3DFMT_P8 ||
+       This->resource.format == WINED3DFMT_A8P8) {
+        unsigned int n;
+        if(This->palette) {
+            PALETTEENTRY ent[256];
+
+            GetPaletteEntries(This->palette->hpal, 0, 256, ent);
+            for (n=0; n<256; n++) {
+                col[n].rgbRed   = ent[n].peRed;
+                col[n].rgbGreen = ent[n].peGreen;
+                col[n].rgbBlue  = ent[n].peBlue;
+                col[n].rgbReserved = 0;
+            }
+        } else {
+            IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
+
+            for (n=0; n<256; n++) {
+                col[n].rgbRed   = device->palettes[device->currentPalette][n].peRed;
+                col[n].rgbGreen = device->palettes[device->currentPalette][n].peGreen;
+                col[n].rgbBlue  = device->palettes[device->currentPalette][n].peBlue;
+                col[n].rgbReserved = 0;
+            }
+
+        }
+        SetDIBColorTable(This->hDC, 0, 256, col);
+    }
+
+    *pHDC = This->hDC;
+    TRACE("returning %p\n",*pHDC);
+    This->Flags |= SFLAG_DCINUSE;
+
+    return WINED3D_OK;
+}
+
 HRESULT WINAPI IWineGDISurfaceImpl_ReleaseDC(IWineD3DSurface *iface, HDC hDC) {
     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 
@@ -1644,7 +1714,7 @@ const IWineD3DSurfaceVtbl IWineGDISurface_Vtbl =
     IWineD3DBaseSurfaceImpl_GetDesc,
     IWineGDISurfaceImpl_LockRect,
     IWineGDISurfaceImpl_UnlockRect,
-    IWineD3DSurfaceImpl_GetDC,
+    IWineGDISurfaceImpl_GetDC,
     IWineGDISurfaceImpl_ReleaseDC,
     IWineGDISurfaceImpl_Flip,
     IWineGDISurfaceImpl_Blt,
diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index 86860cb..1c17f2d 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -1172,9 +1172,7 @@ HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetFormat(IWineD3DSurface *iface, WINED3D
 HRESULT IWineD3DBaseSurfaceImpl_CreateDIBSection(IWineD3DSurface *iface);
 
 ULONG WINAPI IWineD3DSurfaceImpl_Release(IWineD3DSurface *iface);
-HRESULT WINAPI IWineD3DSurfaceImpl_SetPixelFormat(IWineD3DSurface *iface, WINED3DFORMAT Format, BYTE *Surface, DWORD Size);
 const void *WINAPI IWineD3DSurfaceImpl_GetData(IWineD3DSurface *iface);
-HRESULT WINAPI IWineD3DSurfaceImpl_GetDC(IWineD3DSurface *iface, HDC *pHDC);
 
 HRESULT WINAPI IWineGDISurfaceImpl_Blt(IWineD3DSurface *iface, RECT *DestRect, IWineD3DSurface *SrcSurface, RECT *SrcRect, DWORD Flags, WINEDDBLTFX *DDBltFx, WINED3DTEXTUREFILTERTYPE Filter);
 HRESULT WINAPI IWineGDISurfaceImpl_BltFast(IWineD3DSurface *iface, DWORD dstx, DWORD dsty, IWineD3DSurface *Source, RECT *rsrc, DWORD trans);