xref: /aosp_15_r20/frameworks/native/services/surfaceflinger/DisplayRenderArea.cpp (revision 38e8c45f13ce32b0dcecb25141ffecaf386fa17f)
1 /*
2  * Copyright 2020 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "DisplayRenderArea.h"
18 #include "DisplayDevice.h"
19 
20 namespace android {
21 
create(wp<const DisplayDevice> displayWeak,const Rect & sourceCrop,ui::Size reqSize,ui::Dataspace reqDataSpace,ftl::Flags<Options> options)22 std::unique_ptr<RenderArea> DisplayRenderArea::create(wp<const DisplayDevice> displayWeak,
23                                                       const Rect& sourceCrop, ui::Size reqSize,
24                                                       ui::Dataspace reqDataSpace,
25                                                       ftl::Flags<Options> options) {
26     if (auto display = displayWeak.promote()) {
27         // Using new to access a private constructor.
28         return std::unique_ptr<DisplayRenderArea>(new DisplayRenderArea(std::move(display),
29                                                                         sourceCrop, reqSize,
30                                                                         reqDataSpace, options));
31     }
32     return nullptr;
33 }
34 
DisplayRenderArea(sp<const DisplayDevice> display,const Rect & sourceCrop,ui::Size reqSize,ui::Dataspace reqDataSpace,ftl::Flags<Options> options)35 DisplayRenderArea::DisplayRenderArea(sp<const DisplayDevice> display, const Rect& sourceCrop,
36                                      ui::Size reqSize, ui::Dataspace reqDataSpace,
37                                      ftl::Flags<Options> options)
38       : RenderArea(reqSize, CaptureFill::OPAQUE, reqDataSpace, options),
39         mDisplay(std::move(display)),
40         mSourceCrop(sourceCrop) {}
41 
getTransform() const42 const ui::Transform& DisplayRenderArea::getTransform() const {
43     return mTransform;
44 }
45 
isSecure() const46 bool DisplayRenderArea::isSecure() const {
47     return mOptions.test(Options::CAPTURE_SECURE_LAYERS) && mDisplay->isSecure();
48 }
49 
getDisplayDevice() const50 sp<const DisplayDevice> DisplayRenderArea::getDisplayDevice() const {
51     return mDisplay;
52 }
53 
getSourceCrop() const54 Rect DisplayRenderArea::getSourceCrop() const {
55     // use the projected display viewport by default.
56     if (mSourceCrop.isEmpty()) {
57         return mDisplay->getLayerStackSpaceRect();
58     }
59     return mSourceCrop;
60 }
61 
62 } // namespace android
63