ddraw/tests: New attachment tests for 3D back buffers.

dlls/ddraw/tests/d3d.c

@@ -3618,6 +3618,103 @@ static void BackBuffer3DCreateSurfaceTest(void)
     IDirectDraw7_Release(dd7);
 }
 
+static void BackBuffer3DAttachmentTest(void)
+{
+    HRESULT hr;
+    IDirectDrawSurface *surface1, *surface2, *surface3, *surface4;
+    DDSURFACEDESC ddsd;
+    HWND window = CreateWindow( "static", "ddraw_test", WS_OVERLAPPEDWINDOW, 100, 100, 160, 160, NULL, NULL, NULL, NULL );
+
+    hr = IDirectDraw_SetCooperativeLevel(DirectDraw1, window, DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN);
+    ok(hr == DD_OK, "SetCooperativeLevel returned %08x\n", hr);
+
+    /* Perform attachment tests on a back-buffer */
+    memset(&ddsd, 0, sizeof(ddsd));
+    ddsd.dwSize = sizeof(ddsd);
+    ddsd.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT;
+    ddsd.ddsCaps.dwCaps = DDSCAPS_BACKBUFFER | DDSCAPS_3DDEVICE;
+    ddsd.dwWidth = GetSystemMetrics(SM_CXSCREEN);
+    ddsd.dwHeight = GetSystemMetrics(SM_CYSCREEN);
+    hr = IDirectDraw_CreateSurface(DirectDraw1, &ddsd, &surface2, NULL);
+    todo_wine ok(SUCCEEDED(hr), "CreateSurface returned: %x\n",hr);
+
+    if (surface2 != NULL)
+    {
+        /* Try a single primary and a two back buffers */
+        memset(&ddsd, 0, sizeof(ddsd));
+        ddsd.dwSize = sizeof(ddsd);
+        ddsd.dwFlags = DDSD_CAPS;
+        ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
+        hr = IDirectDraw_CreateSurface(DirectDraw1, &ddsd, &surface1, NULL);
+        ok(hr==DD_OK,"CreateSurface returned: %x\n",hr);
+
+        memset(&ddsd, 0, sizeof(ddsd));
+        ddsd.dwSize = sizeof(ddsd);
+        ddsd.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT;
+        ddsd.ddsCaps.dwCaps = DDSCAPS_BACKBUFFER | DDSCAPS_3DDEVICE;
+        ddsd.dwWidth = GetSystemMetrics(SM_CXSCREEN);
+        ddsd.dwHeight = GetSystemMetrics(SM_CYSCREEN);
+        hr = IDirectDraw_CreateSurface(DirectDraw1, &ddsd, &surface3, NULL);
+        ok(hr==DD_OK,"CreateSurface returned: %x\n",hr);
+
+        /* This one has a different size */
+        memset(&ddsd, 0, sizeof(ddsd));
+        ddsd.dwSize = sizeof(ddsd);
+        ddsd.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT;
+        ddsd.ddsCaps.dwCaps = DDSCAPS_BACKBUFFER | DDSCAPS_3DDEVICE;
+        ddsd.dwWidth = 128;
+        ddsd.dwHeight = 128;
+        hr = IDirectDraw_CreateSurface(DirectDraw1, &ddsd, &surface4, NULL);
+        ok(hr==DD_OK,"CreateSurface returned: %x\n",hr);
+
+        hr = IDirectDrawSurface_AddAttachedSurface(surface1, surface2);
+        todo_wine ok(hr == DD_OK || broken(hr == DDERR_CANNOTATTACHSURFACE),
+           "Attaching a back buffer to a front buffer returned %08x\n", hr);
+        if(SUCCEEDED(hr))
+        {
+            /* Try the reverse without detaching first */
+            hr = IDirectDrawSurface_AddAttachedSurface(surface2, surface1);
+            ok(hr == DDERR_SURFACEALREADYATTACHED, "Attaching an attached surface to its attachee returned %08x\n", hr);
+            hr = IDirectDrawSurface_DeleteAttachedSurface(surface1, 0, surface2);
+            ok(hr == DD_OK, "DeleteAttachedSurface failed with %08x\n", hr);
+        }
+        hr = IDirectDrawSurface_AddAttachedSurface(surface2, surface1);
+        todo_wine ok(hr == DD_OK || broken(hr == DDERR_CANNOTATTACHSURFACE),
+           "Attaching a front buffer to a back buffer returned %08x\n", hr);
+        if(SUCCEEDED(hr))
+        {
+            /* Try to detach reversed */
+            hr = IDirectDrawSurface_DeleteAttachedSurface(surface1, 0, surface2);
+            ok(hr == DDERR_CANNOTDETACHSURFACE, "DeleteAttachedSurface returned %08x\n", hr);
+            /* Now the proper detach */
+            hr = IDirectDrawSurface_DeleteAttachedSurface(surface2, 0, surface1);
+            ok(hr == DD_OK, "DeleteAttachedSurface failed with %08x\n", hr);
+        }
+        hr = IDirectDrawSurface_AddAttachedSurface(surface2, surface3);
+        todo_wine ok(hr == DD_OK || broken(hr == DDERR_CANNOTATTACHSURFACE),
+           "Attaching a back buffer to another back buffer returned %08x\n", hr);
+        if(SUCCEEDED(hr))
+        {
+            hr = IDirectDrawSurface_DeleteAttachedSurface(surface2, 0, surface3);
+            ok(hr == DD_OK, "DeleteAttachedSurface failed with %08x\n", hr);
+        }
+        hr = IDirectDrawSurface_AddAttachedSurface(surface1, surface4);
+        ok(hr == DDERR_CANNOTATTACHSURFACE, "Attaching a back buffer to a front buffer of different size returned %08x\n", hr);
+        hr = IDirectDrawSurface_AddAttachedSurface(surface4, surface1);
+        ok(hr == DDERR_CANNOTATTACHSURFACE, "Attaching a front buffer to a back buffer of different size returned %08x\n", hr);
+
+        IDirectDrawSurface_Release(surface4);
+        IDirectDrawSurface_Release(surface3);
+        IDirectDrawSurface_Release(surface2);
+        IDirectDrawSurface_Release(surface1);
+    }
+
+    hr =IDirectDraw_SetCooperativeLevel(DirectDraw1, NULL, DDSCL_NORMAL);
+    ok(hr == DD_OK, "SetCooperativeLevel returned %08x\n", hr);
+
+    DestroyWindow(window);
+}
+
 START_TEST(d3d)
 {
     init_function_pointers();
@@ -3654,6 +3751,7 @@ START_TEST(d3d)
         ViewportTest();
         FindDevice();
         BackBuffer3DCreateSurfaceTest();
+        BackBuffer3DAttachmentTest();
         D3D1_releaseObjects();
     }