[PATCH 4/7] d3d11/tests: Add simple test for reading from depth/stencil shader resource view.

[Józef Kucia]

Signed-off-by: Józef Kucia <jkucia at codeweavers.com>
---
 dlls/d3d11/tests/d3d11.c | 63 +++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 60 insertions(+), 3 deletions(-)

diff --git a/dlls/d3d11/tests/d3d11.c b/dlls/d3d11/tests/d3d11.c
index 1fd690c..d9488e1 100644
--- a/dlls/d3d11/tests/d3d11.c
+++ b/dlls/d3d11/tests/d3d11.c
@@ -962,9 +962,8 @@ static ID3D11Device *create_device(const struct device_desc *desc)
     return NULL;
 }
 
-static BOOL is_warp_device(ID3D11Device *device)
+static void get_device_adapter_desc(ID3D11Device *device, DXGI_ADAPTER_DESC *adapter_desc)
 {
-    DXGI_ADAPTER_DESC adapter_desc;
     IDXGIDevice *dxgi_device;
     IDXGIAdapter *adapter;
     HRESULT hr;
@@ -974,15 +973,31 @@ static BOOL is_warp_device(ID3D11Device *device)
     hr = IDXGIDevice_GetAdapter(dxgi_device, &adapter);
     ok(SUCCEEDED(hr), "Failed to get adapter, hr %#x.\n", hr);
     IDXGIDevice_Release(dxgi_device);
-    hr = IDXGIAdapter_GetDesc(adapter, &adapter_desc);
+    hr = IDXGIAdapter_GetDesc(adapter, adapter_desc);
     ok(SUCCEEDED(hr), "Failed to get adapter desc, hr %#x.\n", hr);
     IDXGIAdapter_Release(adapter);
+}
 
+static BOOL is_warp_device(ID3D11Device *device)
+{
+    DXGI_ADAPTER_DESC adapter_desc;
+    get_device_adapter_desc(device, &adapter_desc);
     return !adapter_desc.SubSysId && !adapter_desc.Revision
             && ((!adapter_desc.VendorId && !adapter_desc.DeviceId)
             || (adapter_desc.VendorId == 0x1414 && adapter_desc.DeviceId == 0x008c));
 }
 
+static BOOL is_amd_device(ID3D11Device *device)
+{
+    DXGI_ADAPTER_DESC adapter_desc;
+
+    if (!strcmp(winetest_platform, "wine"))
+        return FALSE;
+
+    get_device_adapter_desc(device, &adapter_desc);
+    return adapter_desc.VendorId == 0x1002;
+}
+
 static IDXGISwapChain *create_swapchain(ID3D11Device *device, HWND window, const struct swapchain_desc *swapchain_desc)
 {
     DXGI_SWAP_CHAIN_DESC dxgi_desc;
@@ -6628,6 +6643,48 @@ static void test_depth_stencil_sampling(void)
         ID3D11ShaderResourceView_Release(stencil_srv);
         ID3D11Texture2D_Release(dsv_texture);
         ID3D11Texture2D_Release(texture);
+
+        if (is_amd_device(device))
+        {
+            /* Reads from depth/stencil shader resource views return stale values on some AMD drivers. */
+            win_skip("Some AMD drivers have a bug affecting the test.\n");
+            continue;
+        }
+
+        texture_desc.BindFlags = D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_DEPTH_STENCIL;
+        hr = ID3D11Device_CreateTexture2D(device, &texture_desc, NULL, &texture);
+        ok(SUCCEEDED(hr), "Failed to create texture for format %#x, hr %#x.\n",
+                texture_desc.Format, hr);
+
+        hr = ID3D11Device_CreateDepthStencilView(device, (ID3D11Resource *)texture, &dsv_desc, &dsv);
+        ok(SUCCEEDED(hr), "Failed to create depth stencil view for format %#x, hr %#x.\n",
+                dsv_desc.Format, hr);
+
+        srv_desc.Format = tests[i].depth_view_format;
+        hr = ID3D11Device_CreateShaderResourceView(device, (ID3D11Resource *)texture, &srv_desc, &depth_srv);
+        ok(SUCCEEDED(hr), "Failed to create depth shader resource view for format %#x, hr %#x.\n",
+                srv_desc.Format, hr);
+
+        srv_desc.Format = tests[i].stencil_view_format;
+        hr = ID3D11Device_CreateShaderResourceView(device, (ID3D11Resource *)texture, &srv_desc, &stencil_srv);
+        ok(SUCCEEDED(hr), "Failed to create depth shader resource view for format %#x, hr %#x.\n",
+                srv_desc.Format, hr);
+
+        ID3D11DeviceContext_PSSetShaderResources(context, 0, 1, &depth_srv);
+        ID3D11DeviceContext_PSSetShaderResources(context, 1, 1, &stencil_srv);
+
+        ID3D11DeviceContext_ClearDepthStencilView(context, dsv, D3D11_CLEAR_DEPTH | D3D11_CLEAR_STENCIL, 0.25f, 6);
+        draw_quad(&test_context);
+        check_texture_float(rt_texture, 6.25f, 2);
+
+        ID3D11DeviceContext_ClearDepthStencilView(context, dsv, D3D11_CLEAR_DEPTH | D3D11_CLEAR_STENCIL, 0.0f, 0);
+        draw_quad(&test_context);
+        check_texture_float(rt_texture, 0.0f, 2);
+
+        ID3D11DepthStencilView_Release(dsv);
+        ID3D11ShaderResourceView_Release(depth_srv);
+        ID3D11ShaderResourceView_Release(stencil_srv);
+        ID3D11Texture2D_Release(texture);
     }
 
     ID3D11Buffer_Release(cb);
-- 
2.7.3