[PATCH vkd3d 6/6] vkd3d: Require VKD3D_API_VERSION_1_2 for version 1.1 root signatures.

[Henri Verbeet]

Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
---
 libs/vkd3d/device.c |  2 ++
 tests/vkd3d_api.c   | 54 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 56 insertions(+)

diff --git a/libs/vkd3d/device.c b/libs/vkd3d/device.c
index c53856a..d88fde9 100644
--- a/libs/vkd3d/device.c
+++ b/libs/vkd3d/device.c
@@ -2766,6 +2766,8 @@ static HRESULT STDMETHODCALLTYPE d3d12_device_CheckFeatureSupport(ID3D12Device *
 
             TRACE("Root signature requested %#x.\n", data->HighestVersion);
             data->HighestVersion = min(data->HighestVersion, D3D_ROOT_SIGNATURE_VERSION_1_1);
+            if (device->vkd3d_instance->api_version < VKD3D_API_VERSION_1_2)
+                data->HighestVersion = min(data->HighestVersion, D3D_ROOT_SIGNATURE_VERSION_1_0);
 
             TRACE("Root signature version %#x.\n", data->HighestVersion);
             return S_OK;
diff --git a/tests/vkd3d_api.c b/tests/vkd3d_api.c
index 13fa3d6..8195c06 100644
--- a/tests/vkd3d_api.c
+++ b/tests/vkd3d_api.c
@@ -1073,12 +1073,28 @@ static void test_formats(void)
 
 static void test_application_info(void)
 {
+    D3D12_FEATURE_DATA_ROOT_SIGNATURE root_signature;
     struct vkd3d_instance_create_info create_info;
+    struct vkd3d_device_create_info device_info;
     struct vkd3d_application_info app_info;
     struct vkd3d_instance *instance;
+    ID3D12Device *device;
+    unsigned int i;
     ULONG refcount;
     HRESULT hr;
 
+    static const struct
+    {
+        enum vkd3d_api_version api_version;
+        D3D_ROOT_SIGNATURE_VERSION rs_version;
+    }
+    root_signature_versions[] =
+    {
+        {VKD3D_API_VERSION_1_0, D3D_ROOT_SIGNATURE_VERSION_1_0},
+        {VKD3D_API_VERSION_1_1, D3D_ROOT_SIGNATURE_VERSION_1_0},
+        {VKD3D_API_VERSION_1_2, D3D_ROOT_SIGNATURE_VERSION_1_1},
+    };
+
     app_info.type = VKD3D_STRUCTURE_TYPE_APPLICATION_INFO;
     app_info.next = NULL;
     app_info.engine_name = NULL;
@@ -1113,6 +1129,44 @@ static void test_application_info(void)
     ok(hr == S_OK, "Failed to create instance, hr %#x.\n", hr);
     refcount = vkd3d_instance_decref(instance);
     ok(!refcount, "Instance has %u references left.\n", refcount);
+
+    device_info = device_default_create_info;
+    device_info.instance_create_info = &create_info;
+    for (i = 0; i < ARRAY_SIZE(root_signature_versions); ++i)
+    {
+        app_info.api_version = root_signature_versions[i].api_version;
+        hr = vkd3d_create_device(&device_info, &IID_ID3D12Device, (void **)&device);
+        ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+
+        root_signature.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_0;
+        hr = ID3D12Device_CheckFeatureSupport(device, D3D12_FEATURE_ROOT_SIGNATURE,
+                &root_signature, sizeof(root_signature));
+        ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+        ok(root_signature.HighestVersion == D3D_ROOT_SIGNATURE_VERSION_1_0,
+                "Got unexpected root signature feature version %#x.\n", root_signature.HighestVersion);
+
+        root_signature.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_1;
+        hr = ID3D12Device_CheckFeatureSupport(device, D3D12_FEATURE_ROOT_SIGNATURE,
+                &root_signature, sizeof(root_signature));
+        ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+        ok(root_signature.HighestVersion == root_signature_versions[i].rs_version,
+                "Got unexpected root signature feature version %#x.\n", root_signature.HighestVersion);
+
+        ID3D12Device_Release(device);
+    }
+
+    create_info.next = NULL;
+    hr = vkd3d_create_device(&device_info, &IID_ID3D12Device, (void **)&device);
+    ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+
+    root_signature.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_1;
+    hr = ID3D12Device_CheckFeatureSupport(device, D3D12_FEATURE_ROOT_SIGNATURE,
+            &root_signature, sizeof(root_signature));
+    ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+    ok(root_signature.HighestVersion == D3D_ROOT_SIGNATURE_VERSION_1_0,
+            "Got unexpected root signature feature version %#x.\n", root_signature.HighestVersion);
+
+    ID3D12Device_Release(device);
 }
 
 static bool have_d3d12_device(void)
-- 
2.11.0