| Flutter Impeller |

contents_filter_input.h
Go to the documentation of this file.
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 #ifndef FLUTTER_IMPELLER_ENTITY_CONTENTS_FILTERS_INPUTS_CONTENTS_FILTER_INPUT_H_
6 #define FLUTTER_IMPELLER_ENTITY_CONTENTS_FILTERS_INPUTS_CONTENTS_FILTER_INPUT_H_
7
8 #include "impeller/entity/contents/filters/inputs/filter_input.h"
9
10 namespace impeller {
11
12 class ContentsFilterInput final : public FilterInput {
13 public:
14 ~ContentsFilterInput() override;
15
16 // |FilterInput|
17 Variant GetInput() const override;
18
19 // |FilterInput|
20 std::optional<Snapshot> GetSnapshot(const std::string& label,
21 const ContentContext& renderer,
22 const Entity& entity,
23 std::optional<Rect> coverage_limit,
24 int32_t mip_count) const override;
25
26 // |FilterInput|
27 std::optional<Rect> GetCoverage(const Entity& entity) const override;
28
29 private:
30 ContentsFilterInput(std::shared_ptr<Contents> contents, bool msaa_enabled);
31
32 std::shared_ptr<Contents> contents_;
33 mutable std::optional<Snapshot> snapshot_;
34 bool msaa_enabled_;
35
36 friend FilterInput;
37 };
38
39 } // namespace impeller
40
41 #endif // FLUTTER_IMPELLER_ENTITY_CONTENTS_FILTERS_INPUTS_CONTENTS_FILTER_INPUT_H_
impeller::ContentsFilterInput::GetCoverage
std::optional< Rect > GetCoverage(const Entity &entity) const override
Definition: contents_filter_input.cc:46
impeller::ContentsFilterInput::GetSnapshot
std::optional< Snapshot > GetSnapshot(const std::string &label, const ContentContext &renderer, const Entity &entity, std::optional< Rect > coverage_limit, int32_t mip_count) const override
Definition: contents_filter_input.cc:24
impeller::Entity
Definition: entity.h:20
impeller::ContentsFilterInput::GetInput
Variant GetInput() const override
Definition: contents_filter_input.cc:20
impeller::FilterInput
Definition: filter_input.h:30
impeller::ContentsFilterInput
Definition: contents_filter_input.h:12
impeller::FilterInput::Variant
std::variant< std::shared_ptr< FilterContents >, std::shared_ptr< Contents >, std::shared_ptr< Texture >, Rect > Variant
Definition: filter_input.h:37
filter_input.h
impeller::ContentsFilterInput::~ContentsFilterInput
~ContentsFilterInput() override
impeller
Definition: allocation.cc:12
impeller::ContentContext
Definition: content_context.h:366