| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #pragma once |
| |
| #include "impeller/entity/contents/filters/filter_contents.h" |
| #include "impeller/entity/contents/filters/inputs/filter_input.h" |
| |
| namespace impeller { |
| |
| class MatrixFilterContents final : public FilterContents { |
| public: |
| MatrixFilterContents(); |
| |
| ~MatrixFilterContents() override; |
| |
| void SetMatrix(Matrix matrix); |
| |
| void SetSamplerDescriptor(SamplerDescriptor desc); |
| |
| // |FilterContents| |
| std::optional<Rect> GetFilterCoverage( |
| const FilterInput::Vector& inputs, |
| const Entity& entity, |
| const Matrix& effect_transform) const override; |
| |
| private: |
| // |FilterContents| |
| std::optional<Snapshot> RenderFilter( |
| const FilterInput::Vector& input_textures, |
| const ContentContext& renderer, |
| const Entity& entity, |
| const Matrix& effect_transform, |
| const Rect& coverage) const override; |
| |
| Matrix matrix_; |
| SamplerDescriptor sampler_descriptor_ = {}; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(MatrixFilterContents); |
| }; |
| |
| } // namespace impeller |