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 #include <android-base/stringprintf.h>
17 #include <layerproto/LayerProtoParser.h>
18 #include <ui/DebugUtils.h>
19
20 using android::base::StringAppendF;
21 using android::base::StringPrintf;
22
23 namespace android {
24 namespace surfaceflinger {
25
sortLayers(LayerProtoParser::Layer * lhs,const LayerProtoParser::Layer * rhs)26 bool sortLayers(LayerProtoParser::Layer* lhs, const LayerProtoParser::Layer* rhs) {
27 uint32_t ls = lhs->layerStack;
28 uint32_t rs = rhs->layerStack;
29 if (ls != rs) return ls < rs;
30
31 int32_t lz = lhs->z;
32 int32_t rz = rhs->z;
33 if (lz != rz) {
34 return lz < rz;
35 }
36
37 return lhs->id < rhs->id;
38 }
39
generateLayerTree(const LayersProto & layersProto)40 LayerProtoParser::LayerTree LayerProtoParser::generateLayerTree(const LayersProto& layersProto) {
41 LayerTree layerTree;
42 layerTree.allLayers = generateLayerList(layersProto);
43
44 // find and sort the top-level layers
45 for (Layer& layer : layerTree.allLayers) {
46 if (layer.parent == nullptr) {
47 layerTree.topLevelLayers.push_back(&layer);
48 }
49 }
50 std::sort(layerTree.topLevelLayers.begin(), layerTree.topLevelLayers.end(), sortLayers);
51
52 return layerTree;
53 }
54
generateLayerList(const LayersProto & layersProto)55 std::vector<LayerProtoParser::Layer> LayerProtoParser::generateLayerList(
56 const LayersProto& layersProto) {
57 std::vector<Layer> layerList;
58 std::unordered_map<int32_t, Layer*> layerMap;
59
60 // build the layer list and the layer map
61 layerList.reserve(layersProto.layers_size());
62 layerMap.reserve(layersProto.layers_size());
63 for (int i = 0; i < layersProto.layers_size(); i++) {
64 layerList.emplace_back(generateLayer(layersProto.layers(i)));
65 // this works because layerList never changes capacity
66 layerMap[layerList.back().id] = &layerList.back();
67 }
68
69 // fix up children and relatives
70 for (int i = 0; i < layersProto.layers_size(); i++) {
71 updateChildrenAndRelative(layersProto.layers(i), layerMap);
72 }
73
74 return layerList;
75 }
76
generateLayer(const LayerProto & layerProto)77 LayerProtoParser::Layer LayerProtoParser::generateLayer(const LayerProto& layerProto) {
78 Layer layer;
79 layer.id = layerProto.id();
80 layer.name = layerProto.name();
81 layer.type = layerProto.type();
82 layer.transparentRegion = generateRegion(layerProto.transparent_region());
83 layer.visibleRegion = generateRegion(layerProto.visible_region());
84 layer.damageRegion = generateRegion(layerProto.damage_region());
85 layer.layerStack = layerProto.layer_stack();
86 layer.z = layerProto.z();
87 layer.position = {layerProto.position().x(), layerProto.position().y()};
88 layer.requestedPosition = {layerProto.requested_position().x(),
89 layerProto.requested_position().y()};
90 layer.size = {layerProto.size().w(), layerProto.size().h()};
91 layer.crop = generateRect(layerProto.crop());
92 layer.isOpaque = layerProto.is_opaque();
93 layer.invalidate = layerProto.invalidate();
94 layer.dataspace = layerProto.dataspace();
95 layer.pixelFormat = layerProto.pixel_format();
96 layer.color = {layerProto.color().r(), layerProto.color().g(), layerProto.color().b(),
97 layerProto.color().a()};
98 layer.requestedColor = {layerProto.requested_color().r(), layerProto.requested_color().g(),
99 layerProto.requested_color().b(), layerProto.requested_color().a()};
100 layer.flags = layerProto.flags();
101 layer.transform = generateTransform(layerProto.transform());
102 layer.requestedTransform = generateTransform(layerProto.requested_transform());
103 layer.activeBuffer = generateActiveBuffer(layerProto.active_buffer());
104 layer.bufferTransform = generateTransform(layerProto.buffer_transform());
105 layer.queuedFrames = layerProto.queued_frames();
106 layer.refreshPending = layerProto.refresh_pending();
107 layer.isProtected = layerProto.is_protected();
108 layer.isTrustedOverlay = layerProto.is_trusted_overlay();
109 layer.cornerRadius = layerProto.corner_radius();
110 layer.backgroundBlurRadius = layerProto.background_blur_radius();
111 for (const auto& entry : layerProto.metadata()) {
112 const std::string& dataStr = entry.second;
113 std::vector<uint8_t>& outData = layer.metadata.mMap[entry.first];
114 outData.resize(dataStr.size());
115 memcpy(outData.data(), dataStr.data(), dataStr.size());
116 }
117 layer.cornerRadiusCrop = generateFloatRect(layerProto.corner_radius_crop());
118 layer.shadowRadius = layerProto.shadow_radius();
119 layer.ownerUid = layerProto.owner_uid();
120 return layer;
121 }
122
generateRegion(const RegionProto & regionProto)123 LayerProtoParser::Region LayerProtoParser::generateRegion(const RegionProto& regionProto) {
124 LayerProtoParser::Region region;
125 for (int i = 0; i < regionProto.rect_size(); i++) {
126 const RectProto& rectProto = regionProto.rect(i);
127 region.rects.push_back(generateRect(rectProto));
128 }
129
130 return region;
131 }
132
generateRect(const RectProto & rectProto)133 LayerProtoParser::Rect LayerProtoParser::generateRect(const RectProto& rectProto) {
134 LayerProtoParser::Rect rect;
135 rect.left = rectProto.left();
136 rect.top = rectProto.top();
137 rect.right = rectProto.right();
138 rect.bottom = rectProto.bottom();
139
140 return rect;
141 }
142
generateFloatRect(const FloatRectProto & rectProto)143 LayerProtoParser::FloatRect LayerProtoParser::generateFloatRect(const FloatRectProto& rectProto) {
144 LayerProtoParser::FloatRect rect;
145 rect.left = rectProto.left();
146 rect.top = rectProto.top();
147 rect.right = rectProto.right();
148 rect.bottom = rectProto.bottom();
149
150 return rect;
151 }
152
generateTransform(const TransformProto & transformProto)153 LayerProtoParser::Transform LayerProtoParser::generateTransform(
154 const TransformProto& transformProto) {
155 LayerProtoParser::Transform transform;
156 transform.dsdx = transformProto.dsdx();
157 transform.dtdx = transformProto.dtdx();
158 transform.dsdy = transformProto.dsdy();
159 transform.dtdy = transformProto.dtdy();
160
161 return transform;
162 }
163
generateActiveBuffer(const ActiveBufferProto & activeBufferProto)164 LayerProtoParser::ActiveBuffer LayerProtoParser::generateActiveBuffer(
165 const ActiveBufferProto& activeBufferProto) {
166 LayerProtoParser::ActiveBuffer activeBuffer;
167 activeBuffer.width = activeBufferProto.width();
168 activeBuffer.height = activeBufferProto.height();
169 activeBuffer.stride = activeBufferProto.stride();
170 activeBuffer.format = activeBufferProto.format();
171
172 return activeBuffer;
173 }
174
updateChildrenAndRelative(const LayerProto & layerProto,std::unordered_map<int32_t,Layer * > & layerMap)175 void LayerProtoParser::updateChildrenAndRelative(const LayerProto& layerProto,
176 std::unordered_map<int32_t, Layer*>& layerMap) {
177 auto currLayer = layerMap[layerProto.id()];
178
179 for (int i = 0; i < layerProto.children_size(); i++) {
180 if (layerMap.count(layerProto.children(i)) > 0) {
181 currLayer->children.push_back(layerMap[layerProto.children(i)]);
182 }
183 }
184
185 for (int i = 0; i < layerProto.relatives_size(); i++) {
186 if (layerMap.count(layerProto.relatives(i)) > 0) {
187 currLayer->relatives.push_back(layerMap[layerProto.relatives(i)]);
188 }
189 }
190
191 if (layerProto.parent() != -1) {
192 if (layerMap.count(layerProto.parent()) > 0) {
193 currLayer->parent = layerMap[layerProto.parent()];
194 }
195 }
196
197 if (layerProto.z_order_relative_of() != -1) {
198 if (layerMap.count(layerProto.z_order_relative_of()) > 0) {
199 currLayer->zOrderRelativeOf = layerMap[layerProto.z_order_relative_of()];
200 }
201 }
202 }
203
layerTreeToString(const LayerTree & layerTree)204 std::string LayerProtoParser::layerTreeToString(const LayerTree& layerTree) {
205 std::string result;
206 for (const LayerProtoParser::Layer* layer : layerTree.topLevelLayers) {
207 if (layer->zOrderRelativeOf != nullptr) {
208 continue;
209 }
210 result.append(layerToString(layer));
211 }
212
213 return result;
214 }
215
layerToString(const LayerProtoParser::Layer * layer)216 std::string LayerProtoParser::layerToString(const LayerProtoParser::Layer* layer) {
217 std::string result;
218
219 std::vector<Layer*> traverse(layer->relatives);
220 for (LayerProtoParser::Layer* child : layer->children) {
221 if (child->zOrderRelativeOf != nullptr) {
222 continue;
223 }
224
225 traverse.push_back(child);
226 }
227
228 std::sort(traverse.begin(), traverse.end(), sortLayers);
229
230 size_t i = 0;
231 for (; i < traverse.size(); i++) {
232 auto& relative = traverse[i];
233 if (relative->z >= 0) {
234 break;
235 }
236 result.append(layerToString(relative));
237 }
238 result.append(layer->to_string());
239 result.append("\n");
240 for (; i < traverse.size(); i++) {
241 auto& relative = traverse[i];
242 result.append(layerToString(relative));
243 }
244
245 return result;
246 }
247
to_string() const248 std::string LayerProtoParser::ActiveBuffer::to_string() const {
249 return StringPrintf("[%4ux%4u:%4u,%s]", width, height, stride,
250 decodePixelFormat(format).c_str());
251 }
252
to_string() const253 std::string LayerProtoParser::Transform::to_string() const {
254 return StringPrintf("[%.2f, %.2f][%.2f, %.2f]", static_cast<double>(dsdx),
255 static_cast<double>(dtdx), static_cast<double>(dsdy),
256 static_cast<double>(dtdy));
257 }
258
to_string() const259 std::string LayerProtoParser::Rect::to_string() const {
260 return StringPrintf("[%3d, %3d, %3d, %3d]", left, top, right, bottom);
261 }
262
to_string() const263 std::string LayerProtoParser::FloatRect::to_string() const {
264 return StringPrintf("[%.2f, %.2f, %.2f, %.2f]", left, top, right, bottom);
265 }
266
to_string(const char * what) const267 std::string LayerProtoParser::Region::to_string(const char* what) const {
268 std::string result =
269 StringPrintf(" Region %s (this=%lx count=%d)\n", what, static_cast<unsigned long>(id),
270 static_cast<int>(rects.size()));
271
272 for (auto& rect : rects) {
273 StringAppendF(&result, " %s\n", rect.to_string().c_str());
274 }
275
276 return result;
277 }
278
to_string() const279 std::string LayerProtoParser::Layer::to_string() const {
280 std::string result;
281 StringAppendF(&result, "+ %s (%s) uid=%d\n", type.c_str(), name.c_str(), ownerUid);
282 result.append(transparentRegion.to_string("TransparentRegion").c_str());
283 result.append(visibleRegion.to_string("VisibleRegion").c_str());
284 result.append(damageRegion.to_string("SurfaceDamageRegion").c_str());
285
286 StringAppendF(&result, " layerStack=%4d, z=%9d, pos=(%g,%g), size=(%4d,%4d), ", layerStack,
287 z, static_cast<double>(position.x), static_cast<double>(position.y), size.x,
288 size.y);
289
290 StringAppendF(&result, "crop=%s, ", crop.to_string().c_str());
291 StringAppendF(&result, "cornerRadius=%f, ", cornerRadius);
292 StringAppendF(&result, "isProtected=%1d, ", isProtected);
293 StringAppendF(&result, "isTrustedOverlay=%1d, ", isTrustedOverlay);
294 StringAppendF(&result, "isOpaque=%1d, invalidate=%1d, ", isOpaque, invalidate);
295 StringAppendF(&result, "dataspace=%s, ", dataspace.c_str());
296 StringAppendF(&result, "defaultPixelFormat=%s, ", pixelFormat.c_str());
297 StringAppendF(&result, "backgroundBlurRadius=%1d, ", backgroundBlurRadius);
298 StringAppendF(&result, "color=(%.3f,%.3f,%.3f,%.3f), flags=0x%08x, ",
299 static_cast<double>(color.r), static_cast<double>(color.g),
300 static_cast<double>(color.b), static_cast<double>(color.a), flags);
301 StringAppendF(&result, "tr=%s", transform.to_string().c_str());
302 result.append("\n");
303 StringAppendF(&result, " parent=%s\n", parent == nullptr ? "none" : parent->name.c_str());
304 StringAppendF(&result, " zOrderRelativeOf=%s\n",
305 zOrderRelativeOf == nullptr ? "none" : zOrderRelativeOf->name.c_str());
306 StringAppendF(&result, " activeBuffer=%s,", activeBuffer.to_string().c_str());
307 StringAppendF(&result, " tr=%s", bufferTransform.to_string().c_str());
308 StringAppendF(&result, " queued-frames=%d, mRefreshPending=%d,", queuedFrames, refreshPending);
309 StringAppendF(&result, " metadata={");
310 bool first = true;
311 for (const auto& entry : metadata.mMap) {
312 if (!first) result.append(", ");
313 first = false;
314 result.append(metadata.itemToString(entry.first, ":"));
315 }
316 result.append("},");
317 StringAppendF(&result, " cornerRadiusCrop=%s, ", cornerRadiusCrop.to_string().c_str());
318 StringAppendF(&result, " shadowRadius=%.3f, ", shadowRadius);
319 return result;
320 }
321
322 } // namespace surfaceflinger
323 } // namespace android
324