Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 8 | #include <chrono> |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 9 | #include <err.h> |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 10 | #include <iostream> |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 11 | #include <memory> |
| 12 | #include <string> |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 13 | #include <sys/types.h> |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 14 | #include <sys/uio.h> |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 15 | #include <sys/wait.h> |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 16 | #include <thread> |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 17 | #include <unistd.h> |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 18 | |
Khushal | 101d563 | 2018-05-01 10:49:04 -0700 | [diff] [blame] | 19 | #include "SkRemoteGlyphCache.h" |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 20 | #include "SkGraphics.h" |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 21 | #include "SkSurface.h" |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 22 | |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 23 | static std::string gSkpName; |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 24 | static bool gUseGpu = true; |
| 25 | static bool gPurgeFontCaches = true; |
| 26 | static bool gUseProcess = true; |
| 27 | |
Herb Derby | 209a5f3 | 2018-04-05 16:57:25 -0400 | [diff] [blame] | 28 | static bool write_SkData(int fd, const SkData& data) { |
| 29 | size_t size = data.size(); |
| 30 | ssize_t bytesWritten = ::write(fd, &size, sizeof(size)); |
| 31 | if (bytesWritten < 0) { |
| 32 | err(1,"Failed write %zu", size); |
| 33 | return false; |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 34 | } |
| 35 | |
Herb Derby | 209a5f3 | 2018-04-05 16:57:25 -0400 | [diff] [blame] | 36 | bytesWritten = ::write(fd, data.data(), data.size()); |
| 37 | if (bytesWritten < 0) { |
| 38 | err(1,"Failed write %zu", size); |
| 39 | return false; |
| 40 | } |
| 41 | |
| 42 | return true; |
| 43 | } |
| 44 | |
| 45 | static sk_sp<SkData> read_SkData(int fd) { |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 46 | |
Herb Derby | 209a5f3 | 2018-04-05 16:57:25 -0400 | [diff] [blame] | 47 | size_t size; |
| 48 | ssize_t readSize = ::read(fd, &size, sizeof(size)); |
| 49 | if (readSize <= 0) { |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 50 | if (readSize < 0) { |
Herb Derby | 209a5f3 | 2018-04-05 16:57:25 -0400 | [diff] [blame] | 51 | err(1, "Failed read %zu", size); |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 52 | } |
Herb Derby | 209a5f3 | 2018-04-05 16:57:25 -0400 | [diff] [blame] | 53 | return nullptr; |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 54 | } |
| 55 | |
Herb Derby | 209a5f3 | 2018-04-05 16:57:25 -0400 | [diff] [blame] | 56 | auto out = SkData::MakeUninitialized(size); |
| 57 | auto data = (uint8_t*)out->data(); |
| 58 | |
| 59 | size_t totalRead = 0; |
| 60 | while (totalRead < size) { |
| 61 | ssize_t sizeRead; |
| 62 | sizeRead = ::read(fd, &data[totalRead], size - totalRead); |
| 63 | if (sizeRead <= 0) { |
| 64 | if (readSize < 0) { |
| 65 | err(1, "Failed read %zu", size); |
| 66 | } |
| 67 | return nullptr; |
| 68 | } |
| 69 | totalRead += sizeRead; |
| 70 | } |
| 71 | |
| 72 | return out; |
| 73 | } |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 74 | |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame] | 75 | class Timer { |
| 76 | public: |
| 77 | void start() { |
| 78 | fStart = std::chrono::high_resolution_clock::now(); |
| 79 | } |
| 80 | |
| 81 | void stop() { |
| 82 | auto end = std::chrono::high_resolution_clock::now(); |
| 83 | fElapsedSeconds += end - fStart; |
| 84 | } |
| 85 | |
| 86 | double elapsedSeconds() { |
| 87 | return fElapsedSeconds.count(); |
| 88 | } |
| 89 | |
| 90 | private: |
| 91 | decltype(std::chrono::high_resolution_clock::now()) fStart; |
| 92 | std::chrono::duration<double> fElapsedSeconds{0.0}; |
| 93 | }; |
| 94 | |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 95 | static void build_prime_cache_spec(const SkIRect &bounds, |
| 96 | const SkSurfaceProps &props, |
| 97 | const SkPicture &pic, |
| 98 | SkStrikeCacheDifferenceSpec *strikeDifference) { |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 99 | SkMatrix deviceMatrix = SkMatrix::I(); |
Khushal | 101d563 | 2018-05-01 10:49:04 -0700 | [diff] [blame] | 100 | |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 101 | SkTextBlobCacheDiffCanvas filter( |
| 102 | bounds.width(), bounds.height(), deviceMatrix, props, |
| 103 | SkScalerContextFlags::kFakeGammaAndBoostContrast, |
| 104 | strikeDifference); |
| 105 | |
| 106 | pic.playback(&filter); |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 107 | } |
| 108 | |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 109 | static void final_draw(std::string outFilename, |
| 110 | SkDeserialProcs* procs, |
| 111 | SkData* picData, |
| 112 | SkStrikeClient* client) { |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 113 | |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 114 | auto pic = SkPicture::MakeFromData(picData, procs); |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 115 | |
| 116 | auto cullRect = pic->cullRect(); |
| 117 | auto r = cullRect.round(); |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 118 | |
Herb Derby | d08c682 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 119 | auto s = SkSurface::MakeRasterN32Premul(r.width(), r.height()); |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 120 | auto c = s->getCanvas(); |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 121 | auto picUnderTest = SkPicture::MakeFromData(picData, procs); |
Herb Derby | d08c682 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 122 | |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame] | 123 | Timer drawTime; |
| 124 | for (int i = 0; i < 100; i++) { |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 125 | if (gPurgeFontCaches) { |
| 126 | SkGraphics::PurgeFontCache(); |
| 127 | } |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame] | 128 | drawTime.start(); |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 129 | if (client != nullptr) { |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 130 | SkStrikeCacheDifferenceSpec strikeDifference; |
| 131 | build_prime_cache_spec(r, s->props(), *picUnderTest, &strikeDifference); |
| 132 | client->primeStrikeCache(strikeDifference); |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 133 | } |
Herb Derby | d08c682 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 134 | c->drawPicture(picUnderTest); |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame] | 135 | drawTime.stop(); |
Herb Derby | d08c682 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 136 | } |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 137 | |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 138 | std::cout << "useProcess: " << gUseProcess |
| 139 | << " useGPU: " << gUseGpu |
| 140 | << " purgeCache: " << gPurgeFontCaches << std::endl; |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 141 | fprintf(stderr, "%s use GPU %s elapsed time %8.6f s\n", gSkpName.c_str(), |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame] | 142 | gUseGpu ? "true" : "false", drawTime.elapsedSeconds()); |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 143 | |
| 144 | auto i = s->makeImageSnapshot(); |
| 145 | auto data = i->encodeToData(); |
| 146 | SkFILEWStream f(outFilename.c_str()); |
| 147 | f.write(data->data(), data->size()); |
| 148 | } |
| 149 | |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 150 | static void gpu(int readFd, int writeFd) { |
| 151 | |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame] | 152 | if (gUseGpu) { |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 153 | auto clientRPC = [readFd, writeFd](const SkData& inBuffer) { |
| 154 | write_SkData(writeFd, inBuffer); |
| 155 | return read_SkData(readFd); |
| 156 | }; |
| 157 | |
Herb Derby | 209a5f3 | 2018-04-05 16:57:25 -0400 | [diff] [blame] | 158 | auto picData = read_SkData(readFd); |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame] | 159 | if (picData == nullptr) { |
| 160 | return; |
| 161 | } |
| 162 | |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 163 | SkStrikeClient client{clientRPC}; |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame] | 164 | |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 165 | SkDeserialProcs procs; |
| 166 | client.prepareDeserializeProcs(&procs); |
| 167 | |
| 168 | final_draw("test.png", &procs, picData.get(), &client); |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 169 | } |
| 170 | |
Herb Derby | 209a5f3 | 2018-04-05 16:57:25 -0400 | [diff] [blame] | 171 | ::close(writeFd); |
| 172 | ::close(readFd); |
| 173 | |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 174 | printf("GPU is exiting\n"); |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 175 | } |
| 176 | |
Herb Derby | b2922f6 | 2018-01-26 16:47:54 -0500 | [diff] [blame] | 177 | static int renderer( |
| 178 | const std::string& skpName, int readFd, int writeFd) |
| 179 | { |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 180 | SkStrikeServer server{}; |
Herb Derby | 209a5f3 | 2018-04-05 16:57:25 -0400 | [diff] [blame] | 181 | auto closeAll = [readFd, writeFd]() { |
| 182 | ::close(writeFd); |
| 183 | ::close(readFd); |
| 184 | }; |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 185 | |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 186 | auto skpData = SkData::MakeFromFileName(skpName.c_str()); |
| 187 | std::cout << "skp stream is " << skpData->size() << " bytes long " << std::endl; |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 188 | |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 189 | SkSerialProcs procs; |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 190 | sk_sp<SkData> stream; |
| 191 | if (gUseGpu) { |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 192 | auto pic = SkPicture::MakeFromData(skpData.get()); |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 193 | server.prepareSerializeProcs(&procs); |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 194 | stream = pic->serialize(&procs); |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 195 | |
Herb Derby | 209a5f3 | 2018-04-05 16:57:25 -0400 | [diff] [blame] | 196 | if (!write_SkData(writeFd, *stream)) { |
| 197 | closeAll(); |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 198 | return 1; |
| 199 | } |
| 200 | |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 201 | std::vector<uint8_t> tmpBuffer; |
Herb Derby | 209a5f3 | 2018-04-05 16:57:25 -0400 | [diff] [blame] | 202 | while (true) { |
| 203 | auto inBuffer = read_SkData(readFd); |
| 204 | if (inBuffer == nullptr) { |
| 205 | closeAll(); |
| 206 | return 0; |
| 207 | } |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 208 | |
| 209 | tmpBuffer.clear(); |
| 210 | server.serve(*inBuffer, &tmpBuffer); |
| 211 | auto outBuffer = SkData::MakeWithoutCopy(tmpBuffer.data(), tmpBuffer.size()); |
| 212 | write_SkData(writeFd, *outBuffer); |
Herb Derby | 209a5f3 | 2018-04-05 16:57:25 -0400 | [diff] [blame] | 213 | } |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 214 | } else { |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 215 | stream = skpData; |
Mike Klein | 8a23202 | 2018-05-02 13:54:11 +0000 | [diff] [blame^] | 216 | final_draw("test-correct.png", nullptr, stream.get(), nullptr); |
Herb Derby | 209a5f3 | 2018-04-05 16:57:25 -0400 | [diff] [blame] | 217 | closeAll(); |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 218 | return 0; |
| 219 | } |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 220 | } |
| 221 | |
| 222 | int main(int argc, char** argv) { |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 223 | std::string skpName = argc > 1 ? std::string{argv[1]} : std::string{"skps/desk_nytimes.skp"}; |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 224 | int mode = argc > 2 ? atoi(argv[2]) : -1; |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 225 | printf("skp: %s\n", skpName.c_str()); |
| 226 | |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 227 | gSkpName = skpName; |
| 228 | |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 229 | enum direction : int {kRead = 0, kWrite = 1}; |
| 230 | |
| 231 | |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 232 | int render_to_gpu[2], |
| 233 | gpu_to_render[2]; |
| 234 | |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 235 | for (int m = 0; m < 8; m++) { |
| 236 | int r = pipe(render_to_gpu); |
| 237 | if (r < 0) { |
| 238 | perror("Can't write picture from render to GPU "); |
| 239 | return 1; |
Herb Derby | d08c682 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 240 | } |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 241 | r = pipe(gpu_to_render); |
| 242 | if (r < 0) { |
| 243 | perror("Can't write picture from render to GPU "); |
| 244 | return 1; |
| 245 | } |
| 246 | |
| 247 | gPurgeFontCaches = (m & 4) == 4; |
| 248 | gUseGpu = (m & 2) == 2; |
| 249 | gUseProcess = (m & 1) == 1; |
| 250 | |
| 251 | if (mode >= 0 && mode < 8 && mode != m) { |
| 252 | continue; |
| 253 | } |
| 254 | |
| 255 | if (gUseProcess) { |
| 256 | pid_t child = fork(); |
| 257 | SkGraphics::Init(); |
| 258 | |
| 259 | if (child == 0) { |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 260 | close(gpu_to_render[kRead]); |
| 261 | close(render_to_gpu[kWrite]); |
| 262 | gpu(render_to_gpu[kRead], gpu_to_render[kWrite]); |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 263 | } else { |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 264 | close(render_to_gpu[kRead]); |
| 265 | close(gpu_to_render[kWrite]); |
| 266 | renderer(skpName, gpu_to_render[kRead], render_to_gpu[kWrite]); |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 267 | waitpid(child, nullptr, 0); |
| 268 | } |
| 269 | } else { |
| 270 | SkGraphics::Init(); |
| 271 | std::thread(gpu, render_to_gpu[kRead], gpu_to_render[kWrite]).detach(); |
| 272 | renderer(skpName, gpu_to_render[kRead], render_to_gpu[kWrite]); |
| 273 | } |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 274 | } |
| 275 | |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 276 | return 0; |
| 277 | } |
| 278 | |