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gaaclarke
55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
// 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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#include "flutter/shell/platform/embedder/embedder_external_texture_gl.h"
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#include "flutter/fml/logging.h"
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namespace flutter {
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EmbedderExternalTextureGL::EmbedderExternalTextureGL(
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int64_t texture_identifier,
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const ExternalTextureCallback& callback)
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: Texture(texture_identifier), external_texture_callback_(callback) {
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FML_DCHECK(external_texture_callback_);
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}
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EmbedderExternalTextureGL::~EmbedderExternalTextureGL() = default;
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// |flutter::Texture|
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void EmbedderExternalTextureGL::Paint(SkCanvas& canvas,
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const SkRect& bounds,
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bool freeze,
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GrContext* context) {
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if (auto image = external_texture_callback_(
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Id(), //
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canvas.getGrContext(), //
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SkISize::Make(bounds.width(), bounds.height()) //
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)) {
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last_image_ = image;
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}
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if (last_image_) {
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if (bounds != SkRect::Make(last_image_->bounds())) {
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canvas.drawImageRect(last_image_, bounds, nullptr);
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} else {
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canvas.drawImage(last_image_, bounds.x(), bounds.y());
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}
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}
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}
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// |flutter::Texture|
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void EmbedderExternalTextureGL::OnGrContextCreated() {}
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// |flutter::Texture|
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void EmbedderExternalTextureGL::OnGrContextDestroyed() {}
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// |flutter::Texture|
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void EmbedderExternalTextureGL::MarkNewFrameAvailable() {}
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// |flutter::Texture|
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void EmbedderExternalTextureGL::OnTextureUnregistered() {}
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} // namespace flutter
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