[PATCH v3 8/8] gdi32/tests: Add D3DKMTCheckOcclusion tests.

May 23, 2019

Mostly to show that D3DKMTCheckOcclusion is mainly composed of
ownership checks rather than actually window occlusion. Also
composition status doesn't affect its behavior despite MSDN
say so.

Signed-off-by: Zhiyi Zhang <zzhang(a)codeweavers.com>
---
 dlls/gdi32/tests/driver.c | 206 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 206 insertions(+)

diff --git a/dlls/gdi32/tests/driver.c b/dlls/gdi32/tests/driver.c
index e46ec7bb80..14b7409060 100644
--- a/dlls/gdi32/tests/driver.c
+++ b/dlls/gdi32/tests/driver.c
@@ -27,12 +27,14 @@
 #include "wingdi.h"
 #include "winuser.h"
 #include "winternl.h"
+#include "dwmapi.h"
 #include "ddk/d3dkmthk.h"
 
 #include "wine/test.h"
 
 static const WCHAR display1W[] = {'\\','\\','.','\\','D','I','S','P','L','A','Y','1',0};
 
+static NTSTATUS (WINAPI *pD3DKMTCheckOcclusion)(const D3DKMT_CHECKOCCLUSION *);
 static NTSTATUS (WINAPI *pD3DKMTCheckVidPnExclusiveOwnership)(const D3DKMT_CHECKVIDPNEXCLUSIVEOWNERSHIP *);
 static NTSTATUS (WINAPI *pD3DKMTCloseAdapter)(const D3DKMT_CLOSEADAPTER *);
 static NTSTATUS (WINAPI *pD3DKMTCreateDevice)(D3DKMT_CREATEDEVICE *);
@@ -40,6 +42,7 @@ static NTSTATUS (WINAPI *pD3DKMTDestroyDevice)(const D3DKMT_DESTROYDEVICE *);
 static NTSTATUS (WINAPI *pD3DKMTOpenAdapterFromGdiDisplayName)(D3DKMT_OPENADAPTERFROMGDIDISPLAYNAME *);
 static NTSTATUS (WINAPI *pD3DKMTOpenAdapterFromHdc)(D3DKMT_OPENADAPTERFROMHDC *);
 static NTSTATUS (WINAPI *pD3DKMTSetVidPnSourceOwner)(const D3DKMT_SETVIDPNSOURCEOWNER *);
+static HRESULT  (WINAPI *pDwmEnableComposition)(UINT);
 
 static void test_D3DKMTOpenAdapterFromGdiDisplayName(void)
 {
@@ -615,10 +618,208 @@ static void test_D3DKMTSetVidPnSourceOwner(void)
     ok(status == STATUS_INVALID_PARAMETER, "Got unexpected return code %#x.\n", status);
 }
 
+static void test_D3DKMTCheckOcclusion(void)
+{
+    DISPLAY_DEVICEW display_device = {sizeof(display_device)};
+    D3DKMT_OPENADAPTERFROMGDIDISPLAYNAME open_adapter_gdi_desc;
+    D3DKMT_CHECKVIDPNEXCLUSIVEOWNERSHIP check_owner_desc;
+    D3DKMT_SETVIDPNSOURCEOWNER set_owner_desc;
+    D3DKMT_DESTROYDEVICE destroy_device_desc;
+    D3DKMT_VIDPNSOURCEOWNER_TYPE owner_type;
+    D3DKMT_CLOSEADAPTER close_adapter_desc;
+    D3DKMT_CREATEDEVICE create_device_desc;
+    D3DKMT_CHECKOCCLUSION occlusion_desc;
+    NTSTATUS expected_occlusion, status;
+    INT i, adapter_count = 0;
+    HWND hwnd, hwnd2;
+    HRESULT hr;
+
+    if (!pD3DKMTCheckOcclusion || pD3DKMTCheckOcclusion(NULL) == STATUS_PROCEDURE_NOT_FOUND)
+    {
+        skip("D3DKMTCheckOcclusion() is unavailable.\n");
+        return;
+    }
+
+    /* NULL parameter check */
+    status = pD3DKMTCheckOcclusion(NULL);
+    ok(status == STATUS_INVALID_PARAMETER, "Got unexpected return code %#x.\n", status);
+
+    occlusion_desc.hWnd = NULL;
+    status = pD3DKMTCheckOcclusion(&occlusion_desc);
+    ok(status == STATUS_INVALID_PARAMETER, "Got unexpected return code %#x.\n", status);
+
+    hwnd = CreateWindowA("static", "static1", WS_OVERLAPPEDWINDOW | WS_VISIBLE, 0, 0, 200, 200, 0, 0, 0, 0);
+    ok(hwnd != NULL, "Failed to create window.\n");
+
+    occlusion_desc.hWnd = hwnd;
+    status = pD3DKMTCheckOcclusion(&occlusion_desc);
+    ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+
+    /* Minimized state doesn't affect D3DKMTCheckOcclusion */
+    ShowWindow(hwnd, SW_MINIMIZE);
+    occlusion_desc.hWnd = hwnd;
+    status = pD3DKMTCheckOcclusion(&occlusion_desc);
+    ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+    ShowWindow(hwnd, SW_SHOWNORMAL);
+
+    /* Invisible state doesn't affect D3DKMTCheckOcclusion */
+    ShowWindow(hwnd, SW_HIDE);
+    occlusion_desc.hWnd = hwnd;
+    status = pD3DKMTCheckOcclusion(&occlusion_desc);
+    ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+    ShowWindow(hwnd, SW_SHOW);
+
+    /* hwnd2 covers hwnd */
+    hwnd2 = CreateWindowA("static", "static2", WS_OVERLAPPEDWINDOW | WS_VISIBLE, 100, 100, 200, 200, 0, 0, 0, 0);
+    ok(hwnd2 != NULL, "Failed to create window.\n");
+
+    occlusion_desc.hWnd = hwnd;
+    status = pD3DKMTCheckOcclusion(&occlusion_desc);
+    ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+
+    occlusion_desc.hWnd = hwnd2;
+    status = pD3DKMTCheckOcclusion(&occlusion_desc);
+    ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+
+    /* Composition doesn't affect D3DKMTCheckOcclusion */
+    if (pDwmEnableComposition)
+    {
+        hr = pDwmEnableComposition(DWM_EC_DISABLECOMPOSITION);
+        ok(hr == S_OK, "Failed to disable composition.\n");
+
+        occlusion_desc.hWnd = hwnd;
+        status = pD3DKMTCheckOcclusion(&occlusion_desc);
+        /* This result means that D3DKMTCheckOcclusion doesn't check composition status despite MSDN says it will */
+        ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+
+        occlusion_desc.hWnd = hwnd2;
+        status = pD3DKMTCheckOcclusion(&occlusion_desc);
+        ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+
+        ShowWindow(hwnd, SW_MINIMIZE);
+        occlusion_desc.hWnd = hwnd;
+        status = pD3DKMTCheckOcclusion(&occlusion_desc);
+        ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+        ShowWindow(hwnd, SW_SHOWNORMAL);
+
+        ShowWindow(hwnd, SW_HIDE);
+        occlusion_desc.hWnd = hwnd;
+        status = pD3DKMTCheckOcclusion(&occlusion_desc);
+        ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+        ShowWindow(hwnd, SW_SHOW);
+
+        hr = pDwmEnableComposition(DWM_EC_ENABLECOMPOSITION);
+        ok(hr == S_OK, "Failed to enable composition.\n");
+    }
+    else
+        skip("Skip testing composition.\n");
+
+    if (!(pD3DKMTCheckVidPnExclusiveOwnership && pD3DKMTCloseAdapter && pD3DKMTCreateDevice && pD3DKMTDestroyDevice
+          && pD3DKMTOpenAdapterFromGdiDisplayName && pD3DKMTSetVidPnSourceOwner))
+    {
+        skip("Required functions are unavailable.\n");
+        DestroyWindow(hwnd2);
+        goto done;
+    }
+
+    lstrcpyW(open_adapter_gdi_desc.DeviceName, display1W);
+    status = pD3DKMTOpenAdapterFromGdiDisplayName(&open_adapter_gdi_desc);
+    ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+
+    memset(&create_device_desc, 0, sizeof(create_device_desc));
+    create_device_desc.hAdapter = open_adapter_gdi_desc.hAdapter;
+    status = pD3DKMTCreateDevice(&create_device_desc);
+    ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+
+    check_owner_desc.hAdapter = open_adapter_gdi_desc.hAdapter;
+    check_owner_desc.VidPnSourceId = open_adapter_gdi_desc.VidPnSourceId;
+    status = pD3DKMTCheckVidPnExclusiveOwnership(&check_owner_desc);
+    ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+
+    /* Test D3DKMTCheckOcclusion relationship with video present source owner */
+    set_owner_desc.hDevice = create_device_desc.hDevice;
+    owner_type = D3DKMT_VIDPNSOURCEOWNER_EXCLUSIVE;
+    set_owner_desc.pType = &owner_type;
+    set_owner_desc.pVidPnSourceId = &open_adapter_gdi_desc.VidPnSourceId;
+    set_owner_desc.VidPnSourceCount = 1;
+    status = pD3DKMTSetVidPnSourceOwner(&set_owner_desc);
+    ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+
+    for (i = 0; EnumDisplayDevicesW(NULL, i, &display_device, 0); ++i)
+    {
+        if ((display_device.StateFlags & DISPLAY_DEVICE_ATTACHED_TO_DESKTOP))
+            adapter_count++;
+    }
+    /* STATUS_GRAPHICS_PRESENT_OCCLUDED on single monitor system. STATUS_SUCCESS on multiple monitor system. */
+    expected_occlusion = adapter_count > 1 ? STATUS_SUCCESS : STATUS_GRAPHICS_PRESENT_OCCLUDED;
+
+    occlusion_desc.hWnd = hwnd;
+    status = pD3DKMTCheckOcclusion(&occlusion_desc);
+    ok(status == expected_occlusion, "Got unexpected return code %#x.\n", status);
+
+    /* Note hwnd2 is not actually occluded but D3DKMTCheckOcclusion reports STATUS_GRAPHICS_PRESENT_OCCLUDED as well */
+    SetWindowPos(hwnd2, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
+    ShowWindow(hwnd2, SW_SHOW);
+    occlusion_desc.hWnd = hwnd2;
+    status = pD3DKMTCheckOcclusion(&occlusion_desc);
+    ok(status == expected_occlusion, "Got unexpected return code %#x.\n", status);
+
+    /* Now hwnd is HWND_TOPMOST. Still reports STATUS_GRAPHICS_PRESENT_OCCLUDED */
+    ok(SetWindowPos(hwnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE), "Failed to SetWindowPos.\n");
+    ok(GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_TOPMOST, "No WS_EX_TOPMOST style.\n");
+    occlusion_desc.hWnd = hwnd;
+    status = pD3DKMTCheckOcclusion(&occlusion_desc);
+    ok(status == expected_occlusion, "Got unexpected return code %#x.\n", status);
+
+    DestroyWindow(hwnd2);
+    occlusion_desc.hWnd = hwnd;
+    status = pD3DKMTCheckOcclusion(&occlusion_desc);
+    ok(status == expected_occlusion, "Got unexpected return code %#x.\n", status);
+
+    check_owner_desc.hAdapter = open_adapter_gdi_desc.hAdapter;
+    check_owner_desc.VidPnSourceId = open_adapter_gdi_desc.VidPnSourceId;
+    status = pD3DKMTCheckVidPnExclusiveOwnership(&check_owner_desc);
+    ok(status == STATUS_GRAPHICS_PRESENT_OCCLUDED, "Got unexpected return code %#x.\n", status);
+
+    /* Unset video present source owner */
+    set_owner_desc.hDevice = create_device_desc.hDevice;
+    set_owner_desc.pType = NULL;
+    set_owner_desc.pVidPnSourceId = NULL;
+    set_owner_desc.VidPnSourceCount = 0;
+    status = pD3DKMTSetVidPnSourceOwner(&set_owner_desc);
+    ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+
+    occlusion_desc.hWnd = hwnd;
+    status = pD3DKMTCheckOcclusion(&occlusion_desc);
+    ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+
+    check_owner_desc.hAdapter = open_adapter_gdi_desc.hAdapter;
+    check_owner_desc.VidPnSourceId = open_adapter_gdi_desc.VidPnSourceId;
+    status = pD3DKMTCheckVidPnExclusiveOwnership(&check_owner_desc);
+    /* D3DKMTCheckVidPnExclusiveOwnership gets STATUS_GRAPHICS_PRESENT_UNOCCLUDED sometimes and with some delay,
+     * it will always return STATUS_SUCCESS. So there are some timing issues here. */
+    ok(status == STATUS_SUCCESS || status == STATUS_GRAPHICS_PRESENT_UNOCCLUDED, "Got unexpected return code %#x.\n", status);
+
+    destroy_device_desc.hDevice = create_device_desc.hDevice;
+    status = pD3DKMTDestroyDevice(&destroy_device_desc);
+    ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+
+done:
+    if (pD3DKMTCloseAdapter)
+    {
+        close_adapter_desc.hAdapter = open_adapter_gdi_desc.hAdapter;
+        status = pD3DKMTCloseAdapter(&close_adapter_desc);
+        ok(status == STATUS_SUCCESS, "Got unexpected return code %#x.\n", status);
+    }
+    DestroyWindow(hwnd);
+}
+
 START_TEST(driver)
 {
     HMODULE gdi32 = LoadLibraryA("gdi32.dll");
+    HMODULE dwmapi = LoadLibraryA("dwmapi.dll");
 
+    pD3DKMTCheckOcclusion = (void *)GetProcAddress(gdi32, "D3DKMTCheckOcclusion");
     pD3DKMTCheckVidPnExclusiveOwnership = (void *)GetProcAddress(gdi32, "D3DKMTCheckVidPnExclusiveOwnership");
     pD3DKMTCloseAdapter = (void *)GetProcAddress(gdi32, "D3DKMTCloseAdapter");
     pD3DKMTCreateDevice = (void *)GetProcAddress(gdi32, "D3DKMTCreateDevice");
@@ -627,6 +828,10 @@ START_TEST(driver)
     pD3DKMTOpenAdapterFromHdc = (void *)GetProcAddress(gdi32, "D3DKMTOpenAdapterFromHdc");
     pD3DKMTSetVidPnSourceOwner = (void *)GetProcAddress(gdi32, "D3DKMTSetVidPnSourceOwner");
 
+    if (dwmapi)
+        pDwmEnableComposition = (void *)GetProcAddress(dwmapi, "DwmEnableComposition");
+
+    test_D3DKMTCheckOcclusion();
     test_D3DKMTCheckVidPnExclusiveOwnership();
     test_D3DKMTCloseAdapter();
     test_D3DKMTCreateDevice();
@@ -636,4 +841,5 @@ START_TEST(driver)
     test_D3DKMTSetVidPnSourceOwner();
 
     FreeLibrary(gdi32);
+    FreeLibrary(dwmapi);
 }
-- 
2.20.1

    

Zhiyi Zhang

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