d2d1/effect: Implement SetSingleTransformNode().

dlls/d2d1/effect.c

@@ -364,11 +364,33 @@ static UINT32 STDMETHODCALLTYPE d2d_transform_graph_GetInputCount(ID2D1Transform
 }
 
 static HRESULT STDMETHODCALLTYPE d2d_transform_graph_SetSingleTransformNode(ID2D1TransformGraph *iface,
-        ID2D1TransformNode *node)
+        ID2D1TransformNode *object)
 {
-    FIXME("iface %p, node %p stub!\n", iface, node);
+    struct d2d_transform_graph *graph = impl_from_ID2D1TransformGraph(iface);
+    struct d2d_transform_node *node;
+    unsigned int i, input_count;
+    HRESULT hr;
 
-    return E_NOTIMPL;
+    TRACE("iface %p, object %p.\n", iface, object);
+
+    d2d_transform_graph_clear(graph);
+    if (FAILED(hr = d2d_transform_graph_add_node(graph, object)))
+        return hr;
+
+    node = d2d_transform_graph_get_node(graph, object);
+    graph->output = node;
+
+    input_count = ID2D1TransformNode_GetInputCount(object);
+    if (graph->input_count != input_count)
+        return E_INVALIDARG;
+
+    for (i = 0; i < graph->input_count; ++i)
+    {
+        graph->inputs[i].node = node;
+        graph->inputs[i].index = i;
+    }
+
+    return S_OK;
 }
 
 static HRESULT STDMETHODCALLTYPE d2d_transform_graph_AddNode(ID2D1TransformGraph *iface,

dlls/d2d1/tests/d2d1.c

@@ -12731,6 +12731,18 @@ static void test_transform_graph(BOOL d3d11)
     ok(hr == HRESULT_FROM_WIN32(ERROR_NOT_FOUND), "Got unexpected hr %#lx.\n", hr);
     hr = ID2D1TransformGraph_SetOutputNode(graph, (ID2D1TransformNode *)offset_transform);
     ok(hr == HRESULT_FROM_WIN32(ERROR_NOT_FOUND), "Got unexpected hr %#lx.\n", hr);
+
+    /* Single input effect, single input node. */
+    hr = ID2D1TransformGraph_SetSingleTransformNode(graph, (ID2D1TransformNode *)offset_transform);
+    ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
+
+    /* Single input effect, two-input node. */
+    hr = ID2D1TransformGraph_SetSingleTransformNode(graph, (ID2D1TransformNode *)blend_transform);
+    ok(hr == E_INVALIDARG, "Got unexpected hr %#lx.\n", hr);
+    hr = ID2D1TransformGraph_AddNode(graph, (ID2D1TransformNode *)blend_transform);
+    ok(hr == E_INVALIDARG, "Got unexpected hr %#lx.\n", hr);
+    ID2D1TransformGraph_Clear(graph);
+
     hr = ID2D1TransformGraph_AddNode(graph, (ID2D1TransformNode *)offset_transform);
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
     hr = ID2D1TransformGraph_AddNode(graph, (ID2D1TransformNode *)offset_transform);
@@ -14507,13 +14519,7 @@ static void test_effect_custom_pixel_shader(BOOL d3d11)
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
 
     hr = ID2D1DeviceContext_CreateEffect(context, &CLSID_TestEffect, &effect);
-    todo_wine
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
-    if (FAILED(hr))
-    {
-        release_test_context(&ctx);
-        return;
-    }
 
     set_size_u(&input_size, 1, 1);
     pixel = 0xabcd00ff;