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1 /*
2  * Copyright (C) 2017 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 <gui/LayerDebugInfo.h>
18 
19 #include <ui/DebugUtils.h>
20 
21 #include <binder/Parcel.h>
22 
23 #include <utils/String8.h>
24 
25 using namespace android;
26 
27 #define RETURN_ON_ERROR(X) do {status_t res = (X); if (res != NO_ERROR) return res;} while(false)
28 
29 namespace android {
30 
writeToParcel(Parcel * parcel) const31 status_t LayerDebugInfo::writeToParcel(Parcel* parcel) const {
32     RETURN_ON_ERROR(parcel->writeCString(mName.c_str()));
33     RETURN_ON_ERROR(parcel->writeCString(mParentName.c_str()));
34     RETURN_ON_ERROR(parcel->writeCString(mType.c_str()));
35     RETURN_ON_ERROR(parcel->write(mTransparentRegion));
36     RETURN_ON_ERROR(parcel->write(mVisibleRegion));
37     RETURN_ON_ERROR(parcel->write(mSurfaceDamageRegion));
38     RETURN_ON_ERROR(parcel->writeUint32(mLayerStack));
39     RETURN_ON_ERROR(parcel->writeFloat(mX));
40     RETURN_ON_ERROR(parcel->writeFloat(mY));
41     RETURN_ON_ERROR(parcel->writeUint32(mZ));
42     RETURN_ON_ERROR(parcel->writeInt32(mWidth));
43     RETURN_ON_ERROR(parcel->writeInt32(mHeight));
44     RETURN_ON_ERROR(parcel->write(mCrop));
45     RETURN_ON_ERROR(parcel->write(mFinalCrop));
46     RETURN_ON_ERROR(parcel->writeFloat(mColor.r));
47     RETURN_ON_ERROR(parcel->writeFloat(mColor.g));
48     RETURN_ON_ERROR(parcel->writeFloat(mColor.b));
49     RETURN_ON_ERROR(parcel->writeFloat(mColor.a));
50     RETURN_ON_ERROR(parcel->writeUint32(mFlags));
51     RETURN_ON_ERROR(parcel->writeInt32(mPixelFormat));
52     RETURN_ON_ERROR(parcel->writeUint32(static_cast<uint32_t>(mDataSpace)));
53     for (size_t index = 0; index < 4; index++) {
54         RETURN_ON_ERROR(parcel->writeFloat(mMatrix[index / 2][index % 2]));
55     }
56     RETURN_ON_ERROR(parcel->writeInt32(mActiveBufferWidth));
57     RETURN_ON_ERROR(parcel->writeInt32(mActiveBufferHeight));
58     RETURN_ON_ERROR(parcel->writeInt32(mActiveBufferStride));
59     RETURN_ON_ERROR(parcel->writeInt32(mActiveBufferFormat));
60     RETURN_ON_ERROR(parcel->writeInt32(mNumQueuedFrames));
61     RETURN_ON_ERROR(parcel->writeBool(mRefreshPending));
62     RETURN_ON_ERROR(parcel->writeBool(mIsOpaque));
63     RETURN_ON_ERROR(parcel->writeBool(mContentDirty));
64     return NO_ERROR;
65 }
66 
readFromParcel(const Parcel * parcel)67 status_t LayerDebugInfo::readFromParcel(const Parcel* parcel) {
68     mName = parcel->readCString();
69     RETURN_ON_ERROR(parcel->errorCheck());
70     mParentName = parcel->readCString();
71     RETURN_ON_ERROR(parcel->errorCheck());
72     mType = parcel->readCString();
73     RETURN_ON_ERROR(parcel->errorCheck());
74     RETURN_ON_ERROR(parcel->read(mTransparentRegion));
75     RETURN_ON_ERROR(parcel->read(mVisibleRegion));
76     RETURN_ON_ERROR(parcel->read(mSurfaceDamageRegion));
77     RETURN_ON_ERROR(parcel->readUint32(&mLayerStack));
78     RETURN_ON_ERROR(parcel->readFloat(&mX));
79     RETURN_ON_ERROR(parcel->readFloat(&mY));
80     RETURN_ON_ERROR(parcel->readUint32(&mZ));
81     RETURN_ON_ERROR(parcel->readInt32(&mWidth));
82     RETURN_ON_ERROR(parcel->readInt32(&mHeight));
83     RETURN_ON_ERROR(parcel->read(mCrop));
84     RETURN_ON_ERROR(parcel->read(mFinalCrop));
85     mColor.r = parcel->readFloat();
86     RETURN_ON_ERROR(parcel->errorCheck());
87     mColor.g = parcel->readFloat();
88     RETURN_ON_ERROR(parcel->errorCheck());
89     mColor.b = parcel->readFloat();
90     RETURN_ON_ERROR(parcel->errorCheck());
91     mColor.a = parcel->readFloat();
92     RETURN_ON_ERROR(parcel->errorCheck());
93     RETURN_ON_ERROR(parcel->readUint32(&mFlags));
94     RETURN_ON_ERROR(parcel->readInt32(&mPixelFormat));
95     // \todo [2017-07-25 kraita]: Static casting mDataSpace pointer to an uint32 does work. Better ways?
96     mDataSpace = static_cast<android_dataspace>(parcel->readUint32());
97     RETURN_ON_ERROR(parcel->errorCheck());
98     for (size_t index = 0; index < 4; index++) {
99         RETURN_ON_ERROR(parcel->readFloat(&mMatrix[index / 2][index % 2]));
100     }
101     RETURN_ON_ERROR(parcel->readInt32(&mActiveBufferWidth));
102     RETURN_ON_ERROR(parcel->readInt32(&mActiveBufferHeight));
103     RETURN_ON_ERROR(parcel->readInt32(&mActiveBufferStride));
104     RETURN_ON_ERROR(parcel->readInt32(&mActiveBufferFormat));
105     RETURN_ON_ERROR(parcel->readInt32(&mNumQueuedFrames));
106     RETURN_ON_ERROR(parcel->readBool(&mRefreshPending));
107     RETURN_ON_ERROR(parcel->readBool(&mIsOpaque));
108     RETURN_ON_ERROR(parcel->readBool(&mContentDirty));
109     return NO_ERROR;
110 }
111 
to_string(const LayerDebugInfo & info)112 std::string to_string(const LayerDebugInfo& info) {
113     String8 result;
114 
115     result.appendFormat("+ %s (%s)\n", info.mType.c_str(), info.mName.c_str());
116     info.mTransparentRegion.dump(result, "TransparentRegion");
117     info.mVisibleRegion.dump(result, "VisibleRegion");
118     info.mSurfaceDamageRegion.dump(result, "SurfaceDamageRegion");
119 
120     result.appendFormat("      layerStack=%4d, z=%9d, pos=(%g,%g), size=(%4d,%4d), ",
121             info.mLayerStack, info.mZ, static_cast<double>(info.mX), static_cast<double>(info.mY),
122             info.mWidth, info.mHeight);
123 
124     result.appendFormat("crop=%s, finalCrop=%s, ",
125             to_string(info.mCrop).c_str(), to_string(info.mFinalCrop).c_str());
126     result.appendFormat("isOpaque=%1d, invalidate=%1d, ", info.mIsOpaque, info.mContentDirty);
127     result.appendFormat("dataspace=%s, ", dataspaceDetails(info.mDataSpace).c_str());
128     result.appendFormat("pixelformat=%s, ", decodePixelFormat(info.mPixelFormat).c_str());
129     result.appendFormat("color=(%.3f,%.3f,%.3f,%.3f), flags=0x%08x, ",
130             static_cast<double>(info.mColor.r), static_cast<double>(info.mColor.g),
131             static_cast<double>(info.mColor.b), static_cast<double>(info.mColor.a),
132             info.mFlags);
133     result.appendFormat("tr=[%.2f, %.2f][%.2f, %.2f]",
134             static_cast<double>(info.mMatrix[0][0]), static_cast<double>(info.mMatrix[0][1]),
135             static_cast<double>(info.mMatrix[1][0]), static_cast<double>(info.mMatrix[1][1]));
136     result.append("\n");
137     result.appendFormat("      parent=%s\n", info.mParentName.c_str());
138     result.appendFormat("      activeBuffer=[%4ux%4u:%4u,%s],",
139             info.mActiveBufferWidth, info.mActiveBufferHeight,
140             info.mActiveBufferStride,
141             decodePixelFormat(info.mActiveBufferFormat).c_str());
142     result.appendFormat(" queued-frames=%d, mRefreshPending=%d",
143             info.mNumQueuedFrames, info.mRefreshPending);
144     result.append("\n");
145     return std::string(result.c_str());
146 }
147 
148 } // android
149