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1 /*
2  * Copyright (C) 2016 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 "geometry_utils.h"
18 #include <algorithm>
19 #include <utility>
20 
21 namespace cvd {
22 
23 bool LayersOverlap(const vsoc_hwc_layer& layer1, const vsoc_hwc_layer& layer2) {
24   int left1 = layer1.displayFrame.left;
25   int right1 = layer1.displayFrame.right;
26   int top1 = layer1.displayFrame.top;
27   int bottom1 = layer1.displayFrame.bottom;
28 
29   int left2 = layer2.displayFrame.left;
30   int right2 = layer2.displayFrame.right;
31   int top2 = layer2.displayFrame.top;
32   int bottom2 = layer2.displayFrame.bottom;
33 
34   bool overlap_x = left1 < right2 && left2 < right1;
35   bool overlap_y = top1 < bottom2 && top2 < bottom1;
36 
37   return overlap_x && overlap_y;
38 }
39 
40 }  // namespace cvd
41