Detemplatize cc property nodes

cc/trees/clip_node.h

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CC_TREES_CLIP_NODE_H_
+#define CC_TREES_CLIP_NODE_H_
+
+#include "cc/base/cc_export.h"
+#include "ui/gfx/geometry/rect_f.h"
+
+namespace base {
+namespace trace_event {
+class TracedValue;
+}  // namespace trace_event
+}  // namespace base
+
+namespace cc {
+
+namespace proto {
+class TreeNode;
+}  // namespace proto
+
+struct CC_EXPORT ClipNode {
+  ClipNode();
+  ClipNode(const ClipNode& other);
+
+  int id;
+  int parent_id;
+  int owner_id;
+
+  // The clip rect that this node contributes, expressed in the space of its
+  // transform node.
+  gfx::RectF clip;
+
+  // Clip nodes are uses for two reasons. First, they are used for determining
+  // which parts of each layer are visible. Second, they are used for
+  // determining whether a clip needs to be applied when drawing a layer, and if
+  // so, the rect that needs to be used. These can be different since not all
+  // clips need to be applied directly to each layer. For example, a layer is
+  // implicitly clipped by the bounds of its target render surface and by clips
+  // applied to this surface. |combined_clip_in_target_space| is used for
+  // computing visible rects, and |clip_in_target_space| is used for computing
+  // clips applied at draw time. Both rects are expressed in the space of the
+  // target transform node, and may include clips contributed by ancestors.
+  gfx::RectF combined_clip_in_target_space;
+  gfx::RectF clip_in_target_space;
+
+  // The id of the transform node that defines the clip node's local space.
+  int transform_id;
+
+  // The id of the transform node that defines the clip node's target space.
+  int target_id;
+
+  // Whether this node contributes a new clip (that is, whether |clip| needs to
+  // be applied), rather than only inheriting ancestor clips.
+  bool applies_local_clip : 1;
+
+  // When true, |clip_in_target_space| does not include clips from ancestor
+  // nodes.
+  bool layer_clipping_uses_only_local_clip : 1;
+
+  // True if target surface needs to be drawn with a clip applied.
+  bool target_is_clipped : 1;
+
+  // True if layers with this clip tree node need to be drawn with a clip
+  // applied.
+  bool layers_are_clipped : 1;
+  bool layers_are_clipped_when_surfaces_disabled : 1;
+
+  // Nodes that correspond to unclipped surfaces disregard ancestor clips.
+  bool resets_clip : 1;
+
+  bool operator==(const ClipNode& other) const;
+
+  void ToProtobuf(proto::TreeNode* proto) const;
+  void FromProtobuf(const proto::TreeNode& proto);
+  void AsValueInto(base::trace_event::TracedValue* value) const;
+};
+
+}  // namespace cc
+
+#endif  // CC_TREES_CLIP_NODE_H_