Flutter Impeller
color_matrix_filter_contents.h
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// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef FLUTTER_IMPELLER_ENTITY_CONTENTS_FILTERS_COLOR_MATRIX_FILTER_CONTENTS_H_
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#define FLUTTER_IMPELLER_ENTITY_CONTENTS_FILTERS_COLOR_MATRIX_FILTER_CONTENTS_H_
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#include <memory>
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#include <optional>
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#include "
impeller/entity/contents/filters/color_filter_contents.h
"
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#include "
impeller/entity/contents/filters/inputs/filter_input.h
"
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namespace
impeller
{
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// Look at example at: https://github.com/flutter/impeller/pull/132
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class
ColorMatrixFilterContents
final :
public
ColorFilterContents
{
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public
:
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ColorMatrixFilterContents
();
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~ColorMatrixFilterContents
()
override
;
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void
SetMatrix
(
const
ColorMatrix
& matrix);
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private
:
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// |FilterContents|
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std::optional<Entity> RenderFilter(
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const
FilterInput::Vector
& input_textures,
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const
ContentContext
& renderer,
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const
Entity
& entity,
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const
Matrix
& effect_transform,
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const
Rect
& coverage,
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const
std::optional<Rect>& coverage_hint)
const override
;
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ColorMatrix
matrix_;
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ColorMatrixFilterContents
(
const
ColorMatrixFilterContents
&) =
delete
;
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ColorMatrixFilterContents
& operator=(
const
ColorMatrixFilterContents
&) =
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delete
;
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};
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}
// namespace impeller
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#endif // FLUTTER_IMPELLER_ENTITY_CONTENTS_FILTERS_COLOR_MATRIX_FILTER_CONTENTS_H_
impeller::ColorFilterContents
Definition:
color_filter_contents.h:12
impeller::ColorMatrixFilterContents::~ColorMatrixFilterContents
~ColorMatrixFilterContents() override
impeller::ColorMatrixFilterContents::SetMatrix
void SetMatrix(const ColorMatrix &matrix)
Definition:
color_matrix_filter_contents.cc:24
impeller::Entity
Definition:
entity.h:21
impeller::ColorMatrixFilterContents::ColorMatrixFilterContents
ColorMatrixFilterContents()
impeller::ColorMatrixFilterContents
Definition:
color_matrix_filter_contents.h:18
filter_input.h
color_filter_contents.h
impeller::FilterInput::Vector
std::vector< FilterInput::Ref > Vector
Definition:
filter_input.h:33
impeller::ColorMatrix
Definition:
color.h:117
impeller
Definition:
aiks_blur_unittests.cc:20
impeller::ContentContext
Definition:
content_context.h:392
impeller::TRect< Scalar >
impeller::Matrix
A 4x4 matrix using column-major storage.
Definition:
matrix.h:37
impeller
entity
contents
filters
color_matrix_filter_contents.h
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