Flutter Impeller
rect_geometry.h
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #pragma once
6 
8 
9 namespace impeller {
10 
11 class RectGeometry : public Geometry {
12  public:
13  explicit RectGeometry(Rect rect);
14 
15  ~RectGeometry();
16 
17  // |Geometry|
18  bool CoversArea(const Matrix& transform, const Rect& rect) const override;
19 
20  private:
21  // |Geometry|
22  GeometryResult GetPositionBuffer(const ContentContext& renderer,
23  const Entity& entity,
24  RenderPass& pass) override;
25 
26  // |Geometry|
27  GeometryVertexType GetVertexType() const override;
28 
29  // |Geometry|
30  std::optional<Rect> GetCoverage(const Matrix& transform) const override;
31 
32  // |Geometry|
33  GeometryResult GetPositionUVBuffer(Rect texture_coverage,
34  Matrix effect_transform,
35  const ContentContext& renderer,
36  const Entity& entity,
37  RenderPass& pass) override;
38 
39  Rect rect_;
40 
41  FML_DISALLOW_COPY_AND_ASSIGN(RectGeometry);
42 };
43 
44 } // namespace impeller
impeller::GeometryVertexType
GeometryVertexType
Definition: geometry.h:25
impeller::Entity
Definition: entity.h:21
impeller::RectGeometry::RectGeometry
RectGeometry(Rect rect)
Definition: rect_geometry.cc:9
impeller::RectGeometry::~RectGeometry
~RectGeometry()
geometry.h
impeller::RectGeometry
Definition: rect_geometry.h:11
impeller::GeometryResult
Definition: geometry.h:18
impeller::RenderPass
Render passes encode render commands directed as one specific render target into an underlying comman...
Definition: render_pass.h:27
impeller::Geometry
Definition: geometry.h:54
impeller::RectGeometry::CoversArea
bool CoversArea(const Matrix &transform, const Rect &rect) const override
Determines if this geometry, transformed by the given transform, will completely cover all surface ar...
Definition: rect_geometry.cc:50
impeller
Definition: aiks_context.cc:10
impeller::ContentContext
Definition: content_context.h:344
impeller::TRect< Scalar >
impeller::Matrix
A 4x4 matrix using column-major storage.
Definition: matrix.h:36