d2d1/effect: Implement blend transform object.

dlls/d2d1/d2d1_private.h

@@ -716,7 +716,10 @@ struct d2d_transform
     union
     {
         D2D1_POINT_2L offset;
+        D2D1_BLEND_DESCRIPTION blend_desc;
     };
+
+    UINT32 input_count;
 };
 
 struct d2d_transform_graph

dlls/d2d1/effect.c

@@ -25,6 +25,11 @@ static inline struct d2d_transform *impl_from_ID2D1OffsetTransform(ID2D1OffsetTr
     return CONTAINING_RECORD(iface, struct d2d_transform, ID2D1TransformNode_iface);
 }
 
+static inline struct d2d_transform *impl_from_ID2D1BlendTransform(ID2D1BlendTransform *iface)
+{
+    return CONTAINING_RECORD(iface, struct d2d_transform, ID2D1TransformNode_iface);
+}
+
 static HRESULT STDMETHODCALLTYPE d2d_offset_transform_QueryInterface(ID2D1OffsetTransform *iface,
         REFIID iid, void **out)
 {
@@ -121,6 +126,127 @@ static HRESULT d2d_offset_transform_create(D2D1_POINT_2L offset, ID2D1OffsetTran
     return S_OK;
 }
 
+static HRESULT STDMETHODCALLTYPE d2d_blend_transform_QueryInterface(ID2D1BlendTransform *iface,
+        REFIID iid, void **out)
+{
+    TRACE("iface %p, iid %s, out %p.\n", iface, debugstr_guid(iid), out);
+
+    if (IsEqualGUID(iid, &IID_ID2D1BlendTransform)
+            || IsEqualGUID(iid, &IID_ID2D1ConcreteTransform)
+            || IsEqualGUID(iid, &IID_ID2D1TransformNode)
+            || IsEqualGUID(iid, &IID_IUnknown))
+    {
+        *out = iface;
+        ID2D1BlendTransform_AddRef(iface);
+        return S_OK;
+    }
+
+    WARN("Unsupported interface %s.\n", debugstr_guid(iid));
+    *out = NULL;
+    return E_NOINTERFACE;
+}
+
+static ULONG STDMETHODCALLTYPE d2d_blend_transform_AddRef(ID2D1BlendTransform *iface)
+{
+    struct d2d_transform *transform = impl_from_ID2D1BlendTransform(iface);
+    ULONG refcount = InterlockedIncrement(&transform->refcount);
+
+    TRACE("%p increasing refcount to %lu.\n", iface, refcount);
+
+    return refcount;
+}
+
+static ULONG STDMETHODCALLTYPE d2d_blend_transform_Release(ID2D1BlendTransform *iface)
+{
+    struct d2d_transform *transform = impl_from_ID2D1BlendTransform(iface);
+    ULONG refcount = InterlockedDecrement(&transform->refcount);
+
+    TRACE("%p decreasing refcount to %lu.\n", iface, refcount);
+
+    if (!refcount)
+        free(transform);
+
+    return refcount;
+}
+
+static UINT32 STDMETHODCALLTYPE d2d_blend_transform_GetInputCount(ID2D1BlendTransform *iface)
+{
+    struct d2d_transform *transform = impl_from_ID2D1BlendTransform(iface);
+
+    TRACE("iface %p.\n", iface);
+
+    return transform->input_count;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_blend_transform_SetOutputBuffer(ID2D1BlendTransform *iface,
+        D2D1_BUFFER_PRECISION precision, D2D1_CHANNEL_DEPTH depth)
+{
+    FIXME("iface %p, precision %u, depth %u stub.\n", iface, precision, depth);
+
+    return E_NOTIMPL;
+}
+
+static void STDMETHODCALLTYPE d2d_blend_transform_SetCached(ID2D1BlendTransform *iface,
+        BOOL is_cached)
+{
+    FIXME("iface %p, is_cached %d stub.\n", iface, is_cached);
+}
+
+static void STDMETHODCALLTYPE d2d_blend_transform_SetDescription(ID2D1BlendTransform *iface,
+        const D2D1_BLEND_DESCRIPTION *description)
+{
+    struct d2d_transform *transform = impl_from_ID2D1BlendTransform(iface);
+
+    TRACE("iface %p, description %p.\n", iface, description);
+
+    transform->blend_desc = *description;
+}
+
+static void STDMETHODCALLTYPE d2d_blend_transform_GetDescription(ID2D1BlendTransform *iface,
+        D2D1_BLEND_DESCRIPTION *description)
+{
+    struct d2d_transform *transform = impl_from_ID2D1BlendTransform(iface);
+
+    TRACE("iface %p, description %p.\n", iface, description);
+
+    *description = transform->blend_desc;
+}
+
+static const ID2D1BlendTransformVtbl d2d_blend_transform_vtbl =
+{
+    d2d_blend_transform_QueryInterface,
+    d2d_blend_transform_AddRef,
+    d2d_blend_transform_Release,
+    d2d_blend_transform_GetInputCount,
+    d2d_blend_transform_SetOutputBuffer,
+    d2d_blend_transform_SetCached,
+    d2d_blend_transform_SetDescription,
+    d2d_blend_transform_GetDescription,
+};
+
+static HRESULT d2d_blend_transform_create(UINT32 input_count, const D2D1_BLEND_DESCRIPTION *blend_desc,
+        ID2D1BlendTransform **transform)
+{
+    struct d2d_transform *object;
+
+    *transform = NULL;
+
+    if (!input_count)
+        return E_INVALIDARG;
+
+    if (!(object = calloc(1, sizeof(*object))))
+        return E_OUTOFMEMORY;
+
+    object->ID2D1TransformNode_iface.lpVtbl = (ID2D1TransformNodeVtbl *)&d2d_blend_transform_vtbl;
+    object->refcount = 1;
+    object->input_count = input_count;
+    object->blend_desc = *blend_desc;
+
+    *transform = (ID2D1BlendTransform *)&object->ID2D1TransformNode_iface;
+
+    return S_OK;
+}
+
 static inline struct d2d_transform_graph *impl_from_ID2D1TransformGraph(ID2D1TransformGraph *iface)
 {
     return CONTAINING_RECORD(iface, struct d2d_transform_graph, ID2D1TransformGraph_iface);
@@ -887,9 +1013,9 @@ static HRESULT STDMETHODCALLTYPE d2d_effect_context_CreateTransformNodeFromEffec
 static HRESULT STDMETHODCALLTYPE d2d_effect_context_CreateBlendTransform(ID2D1EffectContext *iface,
         UINT32 num_inputs, const D2D1_BLEND_DESCRIPTION *description, ID2D1BlendTransform **transform)
 {
-    FIXME("iface %p, num_inputs %u, description %p, transform %p stub!\n", iface, num_inputs, description, transform);
+    TRACE("iface %p, num_inputs %u, description %p, transform %p,\n", iface, num_inputs, description, transform);
 
-    return E_NOTIMPL;
+    return d2d_blend_transform_create(num_inputs, description, transform);
 }
 
 static HRESULT STDMETHODCALLTYPE d2d_effect_context_CreateBorderTransform(ID2D1EffectContext *iface,

dlls/d2d1/tests/d2d1.c

@@ -12724,70 +12724,80 @@ static void test_transform_graph(BOOL d3d11)
     hr = ID2D1EffectContext_CreateOffsetTransform(effect_context, point, &offset_transform);
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
     hr = ID2D1EffectContext_CreateBlendTransform(effect_context, 2, &blend_desc, &blend_transform);
-    todo_wine ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
-    if (!offset_transform || !blend_transform)
-        goto done;
+    ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
 
     /* Add nodes */
     hr = ID2D1TransformGraph_AddNode(graph, (ID2D1TransformNode *)offset_transform);
+    todo_wine
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
     hr = ID2D1TransformGraph_AddNode(graph, (ID2D1TransformNode *)offset_transform);
+    todo_wine
     ok(hr == E_INVALIDARG, "Got unexpected hr %#lx.\n", hr);
     hr = ID2D1TransformGraph_AddNode(graph, (ID2D1TransformNode *)blend_transform);
+    todo_wine
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
 
     /* Remove nodes */
     hr = ID2D1TransformGraph_RemoveNode(graph, (ID2D1TransformNode *)offset_transform);
+    todo_wine
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
     hr = ID2D1TransformGraph_RemoveNode(graph, (ID2D1TransformNode *)offset_transform);
+    todo_wine
     ok(hr == HRESULT_FROM_WIN32(ERROR_NOT_FOUND), "Got unexpected hr %#lx.\n", hr);
     hr = ID2D1TransformGraph_RemoveNode(graph, (ID2D1TransformNode *)blend_transform);
+    todo_wine
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
 
     /* Connect nodes which are both un-added */
     ID2D1TransformGraph_Clear(graph);
     hr = ID2D1TransformGraph_ConnectNode(graph,
             (ID2D1TransformNode *)offset_transform, (ID2D1TransformNode *)blend_transform, 0);
+    todo_wine
     ok(hr == HRESULT_FROM_WIN32(ERROR_NOT_FOUND), "Got unexpected hr %#lx.\n", hr);
 
     /* Connect added node to un-added node */
     hr = ID2D1TransformGraph_AddNode(graph, (ID2D1TransformNode *)offset_transform);
+    todo_wine
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
     hr = ID2D1TransformGraph_ConnectNode(graph,
             (ID2D1TransformNode *)offset_transform, (ID2D1TransformNode *)blend_transform, 0);
+    todo_wine
     ok(hr == HRESULT_FROM_WIN32(ERROR_NOT_FOUND), "Got unexpected hr %#lx.\n", hr);
 
     /* Connect un-added node to added node */
     ID2D1TransformGraph_Clear(graph);
     hr = ID2D1TransformGraph_AddNode(graph, (ID2D1TransformNode *)blend_transform);
+    todo_wine
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
     hr = ID2D1TransformGraph_ConnectNode(graph,
             (ID2D1TransformNode *)offset_transform, (ID2D1TransformNode *)blend_transform, 0);
+    todo_wine
     ok(hr == HRESULT_FROM_WIN32(ERROR_NOT_FOUND), "Got unexpected hr %#lx.\n", hr);
 
     /* Connect nodes */
     ID2D1TransformGraph_Clear(graph);
     hr = ID2D1TransformGraph_AddNode(graph, (ID2D1TransformNode *)offset_transform);
+    todo_wine
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
     hr = ID2D1TransformGraph_AddNode(graph, (ID2D1TransformNode *)blend_transform);
+    todo_wine
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
     count = ID2D1BlendTransform_GetInputCount(blend_transform);
     for (i = 0; i < count; ++i)
     {
         hr = ID2D1TransformGraph_ConnectNode(graph,
                 (ID2D1TransformNode *)offset_transform, (ID2D1TransformNode *)blend_transform, i);
+        todo_wine
         ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
     }
 
     /* Connect node to out-of-bounds index */
     hr = ID2D1TransformGraph_ConnectNode(graph,
             (ID2D1TransformNode *)offset_transform, (ID2D1TransformNode *)blend_transform, count);
+    todo_wine
     ok(hr == E_INVALIDARG, "Got unexpected hr %#lx.\n", hr);
 
-done:
-    if (blend_transform)
     ID2D1BlendTransform_Release(blend_transform);
-    if (offset_transform)
     ID2D1OffsetTransform_Release(offset_transform);
     ID2D1Effect_Release(effect);
     hr = ID2D1Factory1_UnregisterEffect(factory, &CLSID_TestEffect);
@@ -12932,12 +12942,12 @@ static void test_blend_transform(BOOL d3d11)
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
 
     /* Create transform */
+    transform = (void *)0xdeadbeef;
     hr = ID2D1EffectContext_CreateBlendTransform(effect_context, 0, &expected, &transform);
-    todo_wine ok(hr == E_INVALIDARG, "Got unexpected hr %#lx.\n", hr);
+    ok(hr == E_INVALIDARG, "Got unexpected hr %#lx.\n", hr);
+    ok(!transform, "Unexpected pointer %p.\n", transform);
     hr = ID2D1EffectContext_CreateBlendTransform(effect_context, 1, &expected, &transform);
-    todo_wine ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
-    if (hr != S_OK)
-        goto done;
+    ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
     ID2D1BlendTransform_Release(transform);
     hr = ID2D1EffectContext_CreateBlendTransform(effect_context, 4, &expected, &transform);
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
@@ -12952,10 +12962,13 @@ static void test_blend_transform(BOOL d3d11)
 
     /* Set output buffer */
     hr = ID2D1BlendTransform_SetOutputBuffer(transform, 0xdeadbeef, D2D1_CHANNEL_DEPTH_DEFAULT);
+    todo_wine
     ok(hr == E_INVALIDARG, "Got unexpected hr %#lx.\n", hr);
     hr = ID2D1BlendTransform_SetOutputBuffer(transform, D2D1_BUFFER_PRECISION_UNKNOWN, 0xdeadbeef);
+    todo_wine
     ok(hr == E_INVALIDARG, "Got unexpected hr %#lx.\n", hr);
     hr = ID2D1BlendTransform_SetOutputBuffer(transform, D2D1_BUFFER_PRECISION_UNKNOWN, D2D1_CHANNEL_DEPTH_DEFAULT);
+    todo_wine
     ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
 
     /* Set description */
@@ -12973,8 +12986,6 @@ static void test_blend_transform(BOOL d3d11)
     ID2D1BlendTransform_GetDescription(transform, &blend_desc);
     check_blend_desc(&blend_desc, &expected);
 
-done:
-    if (transform)
     ID2D1BlendTransform_Release(transform);
     ID2D1Effect_Release(effect);
     hr = ID2D1Factory1_UnregisterEffect(factory, &CLSID_TestEffect);