[PATCH 1/5] d2d1: Implement d2d_factory_CreateRectangleGeometry().

Henri Verbeet hverbeet at codeweavers.com
Tue Jul 14 08:57:39 CDT 2015


---
 dlls/d2d1/d2d1_private.h |  29 ++++-
 dlls/d2d1/factory.c      |  20 ++-
 dlls/d2d1/geometry.c     | 324 +++++++++++++++++++++++++++++++++++++++++------
 3 files changed, 332 insertions(+), 41 deletions(-)

diff --git a/dlls/d2d1/d2d1_private.h b/dlls/d2d1/d2d1_private.h
index 7519ab4..8ddee9e 100644
--- a/dlls/d2d1/d2d1_private.h
+++ b/dlls/d2d1/d2d1_private.h
@@ -198,16 +198,39 @@ enum d2d_geometry_state
     D2D_GEOMETRY_STATE_FIGURE,
 };
 
+struct d2d_face
+{
+    UINT16 v[3];
+};
+
 struct d2d_geometry
 {
     ID2D1Geometry ID2D1Geometry_iface;
-    ID2D1GeometrySink ID2D1GeometrySink_iface;
     LONG refcount;
 
-    enum d2d_geometry_state state;
-    UINT32 figure_count, segment_count;
+    D2D1_POINT_2F *vertices;
+    size_t vertex_count;
+
+    struct d2d_face *faces;
+    size_t face_count;
+
+    union
+    {
+        struct
+        {
+            ID2D1GeometrySink ID2D1GeometrySink_iface;
+
+            enum d2d_geometry_state state;
+            UINT32 figure_count, segment_count;
+        } path;
+        struct
+        {
+            D2D1_RECT_F rect;
+        } rectangle;
+    } u;
 };
 
 void d2d_path_geometry_init(struct d2d_geometry *geometry) DECLSPEC_HIDDEN;
+HRESULT d2d_rectangle_geometry_init(struct d2d_geometry *geometry, const D2D1_RECT_F *rect) DECLSPEC_HIDDEN;
 
 #endif /* __WINE_D2D1_PRIVATE_H */
diff --git a/dlls/d2d1/factory.c b/dlls/d2d1/factory.c
index 7886d73..b2d5dd0 100644
--- a/dlls/d2d1/factory.c
+++ b/dlls/d2d1/factory.c
@@ -94,9 +94,25 @@ static void STDMETHODCALLTYPE d2d_factory_GetDesktopDpi(ID2D1Factory *iface, flo
 static HRESULT STDMETHODCALLTYPE d2d_factory_CreateRectangleGeometry(ID2D1Factory *iface,
         const D2D1_RECT_F *rect, ID2D1RectangleGeometry **geometry)
 {
-    FIXME("iface %p, rect %p, geometry %p stub!\n", iface, rect, geometry);
+    struct d2d_geometry *object;
+    HRESULT hr;
 
-    return E_NOTIMPL;
+    TRACE("iface %p, rect %p, geometry %p.\n", iface, rect, geometry);
+
+    if (!(object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object))))
+        return E_OUTOFMEMORY;
+
+    if (FAILED(hr = d2d_rectangle_geometry_init(object, rect)))
+    {
+        WARN("Failed to initialize rectangle geometry, hr %#x.\n", hr);
+        HeapFree(GetProcessHeap(), 0, object);
+        return hr;
+    }
+
+    TRACE("Created rectangle geometry %p.\n", object);
+    *geometry = (ID2D1RectangleGeometry *)&object->ID2D1Geometry_iface;
+
+    return S_OK;
 }
 
 static HRESULT STDMETHODCALLTYPE d2d_factory_CreateRoundedRectangleGeometry(ID2D1Factory *iface,
diff --git a/dlls/d2d1/geometry.c b/dlls/d2d1/geometry.c
index 78d3beb..3cd7b91 100644
--- a/dlls/d2d1/geometry.c
+++ b/dlls/d2d1/geometry.c
@@ -23,9 +23,22 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(d2d);
 
+static void d2d_geometry_destroy(struct d2d_geometry *geometry)
+{
+    HeapFree(GetProcessHeap(), 0, geometry->faces);
+    HeapFree(GetProcessHeap(), 0, geometry->vertices);
+    HeapFree(GetProcessHeap(), 0, geometry);
+}
+
+static void d2d_geometry_init(struct d2d_geometry *geometry, const struct ID2D1GeometryVtbl *vtbl)
+{
+    geometry->ID2D1Geometry_iface.lpVtbl = vtbl;
+    geometry->refcount = 1;
+}
+
 static inline struct d2d_geometry *impl_from_ID2D1GeometrySink(ID2D1GeometrySink *iface)
 {
-    return CONTAINING_RECORD(iface, struct d2d_geometry, ID2D1GeometrySink_iface);
+    return CONTAINING_RECORD(iface, struct d2d_geometry, u.path.ID2D1GeometrySink_iface);
 }
 
 static HRESULT STDMETHODCALLTYPE d2d_geometry_sink_QueryInterface(ID2D1GeometrySink *iface, REFIID iid, void **out)
@@ -83,14 +96,14 @@ static void STDMETHODCALLTYPE d2d_geometry_sink_BeginFigure(ID2D1GeometrySink *i
     FIXME("iface %p, start_point {%.8e, %.8e}, figure_begin %#x stub!\n",
             iface, start_point.x, start_point.y, figure_begin);
 
-    if (geometry->state != D2D_GEOMETRY_STATE_OPEN)
+    if (geometry->u.path.state != D2D_GEOMETRY_STATE_OPEN)
     {
-        geometry->state = D2D_GEOMETRY_STATE_ERROR;
+        geometry->u.path.state = D2D_GEOMETRY_STATE_ERROR;
         return;
     }
-    geometry->state = D2D_GEOMETRY_STATE_FIGURE;
-    ++geometry->figure_count;
-    ++geometry->segment_count;
+    geometry->u.path.state = D2D_GEOMETRY_STATE_FIGURE;
+    ++geometry->u.path.figure_count;
+    ++geometry->u.path.segment_count;
 }
 
 static void STDMETHODCALLTYPE d2d_geometry_sink_AddLines(ID2D1GeometrySink *iface,
@@ -100,13 +113,13 @@ static void STDMETHODCALLTYPE d2d_geometry_sink_AddLines(ID2D1GeometrySink *ifac
 
     FIXME("iface %p, points %p, count %u stub!\n", iface, points, count);
 
-    if (geometry->state != D2D_GEOMETRY_STATE_FIGURE)
+    if (geometry->u.path.state != D2D_GEOMETRY_STATE_FIGURE)
     {
-        geometry->state = D2D_GEOMETRY_STATE_ERROR;
+        geometry->u.path.state = D2D_GEOMETRY_STATE_ERROR;
         return;
     }
 
-    geometry->segment_count += count;
+    geometry->u.path.segment_count += count;
 }
 
 static void STDMETHODCALLTYPE d2d_geometry_sink_AddBeziers(ID2D1GeometrySink *iface,
@@ -116,13 +129,13 @@ static void STDMETHODCALLTYPE d2d_geometry_sink_AddBeziers(ID2D1GeometrySink *if
 
     FIXME("iface %p, beziers %p, count %u stub!\n", iface, beziers, count);
 
-    if (geometry->state != D2D_GEOMETRY_STATE_FIGURE)
+    if (geometry->u.path.state != D2D_GEOMETRY_STATE_FIGURE)
     {
-        geometry->state = D2D_GEOMETRY_STATE_ERROR;
+        geometry->u.path.state = D2D_GEOMETRY_STATE_ERROR;
         return;
     }
 
-    geometry->segment_count += count;
+    geometry->u.path.segment_count += count;
 }
 
 static void STDMETHODCALLTYPE d2d_geometry_sink_EndFigure(ID2D1GeometrySink *iface, D2D1_FIGURE_END figure_end)
@@ -131,12 +144,12 @@ static void STDMETHODCALLTYPE d2d_geometry_sink_EndFigure(ID2D1GeometrySink *ifa
 
     FIXME("iface %p, figure_end %#x stub!\n", iface, figure_end);
 
-    if (geometry->state != D2D_GEOMETRY_STATE_FIGURE)
+    if (geometry->u.path.state != D2D_GEOMETRY_STATE_FIGURE)
     {
-        geometry->state = D2D_GEOMETRY_STATE_ERROR;
+        geometry->u.path.state = D2D_GEOMETRY_STATE_ERROR;
         return;
     }
-    geometry->state = D2D_GEOMETRY_STATE_OPEN;
+    geometry->u.path.state = D2D_GEOMETRY_STATE_OPEN;
 }
 
 static HRESULT STDMETHODCALLTYPE d2d_geometry_sink_Close(ID2D1GeometrySink *iface)
@@ -145,13 +158,13 @@ static HRESULT STDMETHODCALLTYPE d2d_geometry_sink_Close(ID2D1GeometrySink *ifac
 
     TRACE("iface %p.\n", iface);
 
-    if (geometry->state != D2D_GEOMETRY_STATE_OPEN)
+    if (geometry->u.path.state != D2D_GEOMETRY_STATE_OPEN)
     {
-        if (geometry->state != D2D_GEOMETRY_STATE_CLOSED)
-            geometry->state = D2D_GEOMETRY_STATE_ERROR;
+        if (geometry->u.path.state != D2D_GEOMETRY_STATE_CLOSED)
+            geometry->u.path.state = D2D_GEOMETRY_STATE_ERROR;
         return D2DERR_WRONG_STATE;
     }
-    geometry->state = D2D_GEOMETRY_STATE_CLOSED;
+    geometry->u.path.state = D2D_GEOMETRY_STATE_CLOSED;
 
     return S_OK;
 }
@@ -185,13 +198,13 @@ static void STDMETHODCALLTYPE d2d_geometry_sink_AddQuadraticBeziers(ID2D1Geometr
 
     FIXME("iface %p, beziers %p, bezier_count %u stub!\n", iface, beziers, bezier_count);
 
-    if (geometry->state != D2D_GEOMETRY_STATE_FIGURE)
+    if (geometry->u.path.state != D2D_GEOMETRY_STATE_FIGURE)
     {
-        geometry->state = D2D_GEOMETRY_STATE_ERROR;
+        geometry->u.path.state = D2D_GEOMETRY_STATE_ERROR;
         return;
     }
 
-    geometry->segment_count += bezier_count;
+    geometry->u.path.segment_count += bezier_count;
 }
 
 static void STDMETHODCALLTYPE d2d_geometry_sink_AddArc(ID2D1GeometrySink *iface, const D2D1_ARC_SEGMENT *arc)
@@ -200,13 +213,13 @@ static void STDMETHODCALLTYPE d2d_geometry_sink_AddArc(ID2D1GeometrySink *iface,
 
     FIXME("iface %p, arc %p stub!\n", iface, arc);
 
-    if (geometry->state != D2D_GEOMETRY_STATE_FIGURE)
+    if (geometry->u.path.state != D2D_GEOMETRY_STATE_FIGURE)
     {
-        geometry->state = D2D_GEOMETRY_STATE_ERROR;
+        geometry->u.path.state = D2D_GEOMETRY_STATE_ERROR;
         return;
     }
 
-    ++geometry->segment_count;
+    ++geometry->u.path.segment_count;
 }
 
 struct ID2D1GeometrySinkVtbl d2d_geometry_sink_vtbl =
@@ -271,7 +284,7 @@ static ULONG STDMETHODCALLTYPE d2d_path_geometry_Release(ID2D1PathGeometry *ifac
     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
 
     if (!refcount)
-        HeapFree(GetProcessHeap(), 0, geometry);
+        d2d_geometry_destroy(geometry);
 
     return refcount;
 }
@@ -406,13 +419,13 @@ static HRESULT STDMETHODCALLTYPE d2d_path_geometry_Open(ID2D1PathGeometry *iface
 
     TRACE("iface %p, sink %p.\n", iface, sink);
 
-    if (geometry->state != D2D_GEOMETRY_STATE_INITIAL)
+    if (geometry->u.path.state != D2D_GEOMETRY_STATE_INITIAL)
         return D2DERR_WRONG_STATE;
 
-    *sink = &geometry->ID2D1GeometrySink_iface;
+    *sink = &geometry->u.path.ID2D1GeometrySink_iface;
     ID2D1GeometrySink_AddRef(*sink);
 
-    geometry->state = D2D_GEOMETRY_STATE_OPEN;
+    geometry->u.path.state = D2D_GEOMETRY_STATE_OPEN;
 
     return S_OK;
 }
@@ -430,10 +443,10 @@ static HRESULT STDMETHODCALLTYPE d2d_path_geometry_GetSegmentCount(ID2D1PathGeom
 
     TRACE("iface %p, count %p.\n", iface, count);
 
-    if (geometry->state != D2D_GEOMETRY_STATE_CLOSED)
+    if (geometry->u.path.state != D2D_GEOMETRY_STATE_CLOSED)
         return D2DERR_WRONG_STATE;
 
-    *count = geometry->segment_count;
+    *count = geometry->u.path.segment_count;
 
     return S_OK;
 }
@@ -444,10 +457,10 @@ static HRESULT STDMETHODCALLTYPE d2d_path_geometry_GetFigureCount(ID2D1PathGeome
 
     TRACE("iface %p, count %p.\n", iface, count);
 
-    if (geometry->state != D2D_GEOMETRY_STATE_CLOSED)
+    if (geometry->u.path.state != D2D_GEOMETRY_STATE_CLOSED)
         return D2DERR_WRONG_STATE;
 
-    *count = geometry->figure_count;
+    *count = geometry->u.path.figure_count;
 
     return S_OK;
 }
@@ -479,7 +492,246 @@ static const struct ID2D1PathGeometryVtbl d2d_path_geometry_vtbl =
 
 void d2d_path_geometry_init(struct d2d_geometry *geometry)
 {
-    geometry->ID2D1Geometry_iface.lpVtbl = (ID2D1GeometryVtbl *)&d2d_path_geometry_vtbl;
-    geometry->ID2D1GeometrySink_iface.lpVtbl = &d2d_geometry_sink_vtbl;
-    geometry->refcount = 1;
+    d2d_geometry_init(geometry, (ID2D1GeometryVtbl *)&d2d_path_geometry_vtbl);
+    geometry->u.path.ID2D1GeometrySink_iface.lpVtbl = &d2d_geometry_sink_vtbl;
+}
+
+static inline struct d2d_geometry *impl_from_ID2D1RectangleGeometry(ID2D1RectangleGeometry *iface)
+{
+    return CONTAINING_RECORD(iface, struct d2d_geometry, ID2D1Geometry_iface);
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_QueryInterface(ID2D1RectangleGeometry *iface,
+        REFIID iid, void **out)
+{
+    TRACE("iface %p, iid %s, out %p.\n", iface, debugstr_guid(iid), out);
+
+    if (IsEqualGUID(iid, &IID_ID2D1RectangleGeometry)
+            || IsEqualGUID(iid, &IID_ID2D1Geometry)
+            || IsEqualGUID(iid, &IID_ID2D1Resource)
+            || IsEqualGUID(iid, &IID_IUnknown))
+    {
+        ID2D1RectangleGeometry_AddRef(iface);
+        *out = iface;
+        return S_OK;
+    }
+
+    WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(iid));
+
+    *out = NULL;
+    return E_NOINTERFACE;
+}
+
+static ULONG STDMETHODCALLTYPE d2d_rectangle_geometry_AddRef(ID2D1RectangleGeometry *iface)
+{
+    struct d2d_geometry *geometry = impl_from_ID2D1RectangleGeometry(iface);
+    ULONG refcount = InterlockedIncrement(&geometry->refcount);
+
+    TRACE("%p increasing refcount to %u.\n", iface, refcount);
+
+    return refcount;
+}
+
+static ULONG STDMETHODCALLTYPE d2d_rectangle_geometry_Release(ID2D1RectangleGeometry *iface)
+{
+    struct d2d_geometry *geometry = impl_from_ID2D1RectangleGeometry(iface);
+    ULONG refcount = InterlockedDecrement(&geometry->refcount);
+
+    TRACE("%p decreasing refcount to %u.\n", iface, refcount);
+
+    if (!refcount)
+        d2d_geometry_destroy(geometry);
+
+    return refcount;
+}
+
+static void STDMETHODCALLTYPE d2d_rectangle_geometry_GetFactory(ID2D1RectangleGeometry *iface, ID2D1Factory **factory)
+{
+    FIXME("iface %p, factory %p stub!\n", iface, factory);
+
+    *factory = NULL;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_GetBounds(ID2D1RectangleGeometry *iface,
+        const D2D1_MATRIX_3X2_F *transform, D2D1_RECT_F *bounds)
+{
+    FIXME("iface %p, transform %p, bounds %p stub!\n", iface, transform, bounds);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_GetWidenedBounds(ID2D1RectangleGeometry *iface,
+        float stroke_width, ID2D1StrokeStyle *stroke_style, const D2D1_MATRIX_3X2_F *transform,
+        float tolerance, D2D1_RECT_F *bounds)
+{
+    FIXME("iface %p, stroke_width %.8e, stroke_style %p, transform %p, tolerance %.8e, bounds %p stub!\n",
+            iface, stroke_width, stroke_style, transform, tolerance, bounds);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_StrokeContainsPoint(ID2D1RectangleGeometry *iface,
+        D2D1_POINT_2F point, float stroke_width, ID2D1StrokeStyle *stroke_style, const D2D1_MATRIX_3X2_F *transform,
+        float tolerance, BOOL *contains)
+{
+    FIXME("iface %p, point {%.8e, %.8e}, stroke_width %.8e, stroke_style %p, "
+            "transform %p, tolerance %.8e, contains %p stub!\n",
+            iface, point.x, point.y, stroke_width, stroke_style, transform, tolerance, contains);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_FillContainsPoint(ID2D1RectangleGeometry *iface,
+        D2D1_POINT_2F point, const D2D1_MATRIX_3X2_F *transform, float tolerance, BOOL *contains)
+{
+    FIXME("iface %p, point {%.8e, %.8e}, transform %p, tolerance %.8e, contains %p stub!\n",
+            iface, point.x, point.y, transform, tolerance, contains);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_CompareWithGeometry(ID2D1RectangleGeometry *iface,
+        ID2D1Geometry *geometry, const D2D1_MATRIX_3X2_F *transform, float tolerance, D2D1_GEOMETRY_RELATION *relation)
+{
+    FIXME("iface %p, geometry %p, transform %p, tolerance %.8e, relation %p stub!\n",
+            iface, geometry, transform, tolerance, relation);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_Simplify(ID2D1RectangleGeometry *iface,
+        D2D1_GEOMETRY_SIMPLIFICATION_OPTION option, const D2D1_MATRIX_3X2_F *transform, float tolerance,
+        ID2D1SimplifiedGeometrySink *sink)
+{
+    FIXME("iface %p, option %#x, transform %p, tolerance %.8e, sink %p stub!\n",
+            iface, option, transform, tolerance, sink);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_Tessellate(ID2D1RectangleGeometry *iface,
+        const D2D1_MATRIX_3X2_F *transform, float tolerance, ID2D1TessellationSink *sink)
+{
+    FIXME("iface %p, transform %p, tolerance %.8e, sink %p stub!\n", iface, transform, tolerance, sink);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_CombineWithGeometry(ID2D1RectangleGeometry *iface,
+        ID2D1Geometry *geometry, D2D1_COMBINE_MODE combine_mode, const D2D1_MATRIX_3X2_F *transform,
+        float tolerance, ID2D1SimplifiedGeometrySink *sink)
+{
+    FIXME("iface %p, geometry %p, combine_mode %#x, transform %p, tolerance %.8e, sink %p stub!\n",
+            iface, geometry, combine_mode, transform, tolerance, sink);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_Outline(ID2D1RectangleGeometry *iface,
+        const D2D1_MATRIX_3X2_F *transform, float tolerance, ID2D1SimplifiedGeometrySink *sink)
+{
+    FIXME("iface %p, transform %p, tolerance %.8e, sink %p stub!\n", iface, transform, tolerance, sink);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_ComputeArea(ID2D1RectangleGeometry *iface,
+        const D2D1_MATRIX_3X2_F *transform, float tolerance, float *area)
+{
+    FIXME("iface %p, transform %p, tolerance %.8e, area %p stub!\n", iface, transform, tolerance, area);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_ComputeLength(ID2D1RectangleGeometry *iface,
+        const D2D1_MATRIX_3X2_F *transform, float tolerance, float *length)
+{
+    FIXME("iface %p, transform %p, tolerance %.8e, length %p stub!\n", iface, transform, tolerance, length);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_ComputePointAtLength(ID2D1RectangleGeometry *iface,
+        float length, const D2D1_MATRIX_3X2_F *transform, float tolerance, D2D1_POINT_2F *point,
+        D2D1_POINT_2F *tangent)
+{
+    FIXME("iface %p, length %.8e, transform %p, tolerance %.8e, point %p, tangent %p stub!\n",
+            iface, length, transform, tolerance, point, tangent);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d2d_rectangle_geometry_Widen(ID2D1RectangleGeometry *iface, float stroke_width,
+        ID2D1StrokeStyle *stroke_style, const D2D1_MATRIX_3X2_F *transform, float tolerance,
+        ID2D1SimplifiedGeometrySink *sink)
+{
+    FIXME("iface %p, stroke_width %.8e, stroke_style %p, transform %p, tolerance %.8e, sink %p stub!\n",
+            iface, stroke_width, stroke_style, transform, tolerance, sink);
+
+    return E_NOTIMPL;
+}
+
+static void STDMETHODCALLTYPE d2d_rectangle_geometry_GetRect(ID2D1RectangleGeometry *iface, D2D1_RECT_F *rect)
+{
+    struct d2d_geometry *geometry = impl_from_ID2D1RectangleGeometry(iface);
+
+    TRACE("iface %p, rect %p.\n", iface, rect);
+
+    *rect = geometry->u.rectangle.rect;
+}
+
+static const struct ID2D1RectangleGeometryVtbl d2d_rectangle_geometry_vtbl =
+{
+    d2d_rectangle_geometry_QueryInterface,
+    d2d_rectangle_geometry_AddRef,
+    d2d_rectangle_geometry_Release,
+    d2d_rectangle_geometry_GetFactory,
+    d2d_rectangle_geometry_GetBounds,
+    d2d_rectangle_geometry_GetWidenedBounds,
+    d2d_rectangle_geometry_StrokeContainsPoint,
+    d2d_rectangle_geometry_FillContainsPoint,
+    d2d_rectangle_geometry_CompareWithGeometry,
+    d2d_rectangle_geometry_Simplify,
+    d2d_rectangle_geometry_Tessellate,
+    d2d_rectangle_geometry_CombineWithGeometry,
+    d2d_rectangle_geometry_Outline,
+    d2d_rectangle_geometry_ComputeArea,
+    d2d_rectangle_geometry_ComputeLength,
+    d2d_rectangle_geometry_ComputePointAtLength,
+    d2d_rectangle_geometry_Widen,
+    d2d_rectangle_geometry_GetRect,
+};
+
+HRESULT d2d_rectangle_geometry_init(struct d2d_geometry *geometry, const D2D1_RECT_F *rect)
+{
+    d2d_geometry_init(geometry, (ID2D1GeometryVtbl *)&d2d_rectangle_geometry_vtbl);
+    geometry->u.rectangle.rect = *rect;
+
+    if (!(geometry->vertices = HeapAlloc(GetProcessHeap(), 0, 4 * sizeof(*geometry->vertices))))
+        return E_OUTOFMEMORY;
+    geometry->vertex_count = 4;
+    if (!(geometry->faces = HeapAlloc(GetProcessHeap(), 0, 2 * sizeof(*geometry->faces))))
+    {
+        HeapFree(GetProcessHeap(), 0, geometry->vertices);
+        return E_OUTOFMEMORY;
+    }
+    geometry->face_count = 2;
+
+    geometry->vertices[0].x = min(rect->left, rect->right);
+    geometry->vertices[0].y = min(rect->top, rect->bottom);
+    geometry->vertices[1].x = min(rect->left, rect->right);
+    geometry->vertices[1].y = max(rect->top, rect->bottom);
+    geometry->vertices[2].x = max(rect->left, rect->right);
+    geometry->vertices[2].y = min(rect->top, rect->bottom);
+    geometry->vertices[3].x = max(rect->left, rect->right);
+    geometry->vertices[3].y = max(rect->top, rect->bottom);
+
+    geometry->faces[0].v[0] = 0;
+    geometry->faces[0].v[1] = 2;
+    geometry->faces[0].v[2] = 1;
+    geometry->faces[1].v[0] = 1;
+    geometry->faces[1].v[1] = 2;
+    geometry->faces[1].v[2] = 3;
+
+    return S_OK;
 }
-- 
2.1.4




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