| 1 | // Copyright 2013 The Flutter Authors. All rights reserved. |
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| 2 | // Use of this source code is governed by a BSD-style license that can be |
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| 3 | // found in the LICENSE file. |
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| 4 | |
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| 5 | #include "flutter/flow/surface_frame.h" |
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| 6 | |
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| 7 | #include <limits> |
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| 8 | #include <utility> |
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| 9 | |
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| 10 | #include "flutter/fml/logging.h" |
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| 11 | #include "flutter/fml/trace_event.h" |
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| 12 | |
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| 13 | #include "third_party/skia/include/core/SkSurface.h" |
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| 14 | #include "third_party/skia/include/utils/SkNWayCanvas.h" |
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| 15 | |
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| 16 | namespace flutter { |
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| 17 | |
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| 18 | SurfaceFrame::SurfaceFrame(sk_sp<SkSurface> surface, |
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| 19 | FramebufferInfo framebuffer_info, |
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| 20 | const SubmitCallback& submit_callback, |
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| 21 | SkISize frame_size, |
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| 22 | std::unique_ptr<GLContextResult> context_result, |
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| 23 | bool display_list_fallback) |
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| 24 | : surface_(std::move(surface)), |
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| 25 | framebuffer_info_(framebuffer_info), |
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| 26 | submit_callback_(submit_callback), |
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| 27 | context_result_(std::move(context_result)) { |
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| 28 | FML_DCHECK(submit_callback_); |
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| 29 | if (surface_) { |
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| 30 | adapter_.set_canvas(surface_->getCanvas()); |
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| 31 | canvas_ = &adapter_; |
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| 32 | } else if (display_list_fallback) { |
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| 33 | FML_DCHECK(!frame_size.isEmpty()); |
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| 34 | dl_builder_ = |
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| 35 | sk_make_sp<DisplayListBuilder>(args: SkRect::Make(size: frame_size), args: true); |
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| 36 | canvas_ = dl_builder_.get(); |
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| 37 | } |
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| 38 | } |
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| 39 | |
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| 40 | bool SurfaceFrame::Submit() { |
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| 41 | TRACE_EVENT0("flutter" , "SurfaceFrame::Submit" ); |
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| 42 | if (submitted_) { |
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| 43 | return false; |
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| 44 | } |
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| 45 | |
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| 46 | submitted_ = PerformSubmit(); |
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| 47 | |
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| 48 | return submitted_; |
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| 49 | } |
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| 50 | |
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| 51 | bool SurfaceFrame::IsSubmitted() const { |
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| 52 | return submitted_; |
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| 53 | } |
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| 54 | |
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| 55 | DlCanvas* SurfaceFrame::Canvas() { |
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| 56 | return canvas_; |
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| 57 | } |
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| 58 | |
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| 59 | sk_sp<SkSurface> SurfaceFrame::SkiaSurface() const { |
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| 60 | return surface_; |
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| 61 | } |
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| 62 | |
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| 63 | bool SurfaceFrame::PerformSubmit() { |
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| 64 | if (submit_callback_ == nullptr) { |
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| 65 | return false; |
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| 66 | } |
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| 67 | |
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| 68 | if (submit_callback_(*this, Canvas())) { |
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| 69 | return true; |
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| 70 | } |
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| 71 | |
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| 72 | return false; |
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| 73 | } |
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| 74 | |
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| 75 | sk_sp<DisplayList> SurfaceFrame::BuildDisplayList() { |
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| 76 | TRACE_EVENT0("impeller" , "SurfaceFrame::BuildDisplayList" ); |
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| 77 | return dl_builder_ ? dl_builder_->Build() : nullptr; |
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| 78 | } |
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| 79 | |
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| 80 | } // namespace flutter |
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| 81 | |
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