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 | |
Herb Derby | b2922f6 | 2018-01-26 16:47:54 -0500 | [diff] [blame] | 19 | #include "SkRemoteGlyphCache.h" |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 20 | #include "SkGraphics.h" |
| 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 | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame^] | 28 | class ReadWriteTransport : public SkRemoteStrikeTransport { |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 29 | public: |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 30 | ReadWriteTransport(int readFd, int writeFd) : fReadFd{readFd}, fWriteFd{writeFd} {} |
| 31 | ~ReadWriteTransport() override { |
| 32 | close(fWriteFd); |
| 33 | close(fReadFd); |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 34 | } |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 35 | IOResult write(const void* buffer, size_t size) override { |
| 36 | ssize_t writeSize = ::write(fWriteFd, buffer, size); |
| 37 | if (writeSize < 0) { |
| 38 | err(1,"Failed write %zu", size); |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 39 | return kFail; |
| 40 | } |
| 41 | return kSuccess; |
| 42 | } |
| 43 | |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 44 | std::tuple<size_t, IOResult> read(void* buffer, size_t size) override { |
| 45 | ssize_t readSize = ::read(fReadFd, buffer, size); |
| 46 | if (readSize < 0) { |
| 47 | err(1,"Failed read %zu", size); |
| 48 | return {size, kFail}; |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 49 | } |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 50 | return {readSize, kSuccess}; |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 51 | } |
| 52 | |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 53 | private: |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 54 | const int fReadFd, |
| 55 | fWriteFd; |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 56 | }; |
| 57 | |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame^] | 58 | class Timer { |
| 59 | public: |
| 60 | void start() { |
| 61 | fStart = std::chrono::high_resolution_clock::now(); |
| 62 | } |
| 63 | |
| 64 | void stop() { |
| 65 | auto end = std::chrono::high_resolution_clock::now(); |
| 66 | fElapsedSeconds += end - fStart; |
| 67 | } |
| 68 | |
| 69 | double elapsedSeconds() { |
| 70 | return fElapsedSeconds.count(); |
| 71 | } |
| 72 | |
| 73 | private: |
| 74 | decltype(std::chrono::high_resolution_clock::now()) fStart; |
| 75 | std::chrono::duration<double> fElapsedSeconds{0.0}; |
| 76 | }; |
| 77 | |
| 78 | static void build_prime_cache_spec(const SkIRect &bounds, |
| 79 | const SkSurfaceProps &props, |
| 80 | const SkPicture &pic, |
| 81 | SkStrikeCacheDifferenceSpec *strikeDifference) { |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 82 | SkMatrix deviceMatrix = SkMatrix::I(); |
Herb Derby | ca9c879 | 2018-02-02 17:33:26 -0500 | [diff] [blame] | 83 | |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 84 | SkTextBlobCacheDiffCanvas filter( |
| 85 | bounds.width(), bounds.height(), deviceMatrix, props, |
| 86 | SkScalerContextFlags::kFakeGammaAndBoostContrast, |
| 87 | strikeDifference); |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 88 | |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 89 | pic.playback(&filter); |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 90 | } |
| 91 | |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 92 | static void final_draw(std::string outFilename, |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame^] | 93 | SkRemoteStrikeTransport* transport, |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 94 | SkDeserialProcs* procs, |
| 95 | SkData* picData, |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 96 | SkStrikeClient* client) { |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 97 | |
| 98 | auto pic = SkPicture::MakeFromData(picData, procs); |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 99 | |
| 100 | auto cullRect = pic->cullRect(); |
| 101 | auto r = cullRect.round(); |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 102 | |
Herb Derby | d08c682 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 103 | auto s = SkSurface::MakeRasterN32Premul(r.width(), r.height()); |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 104 | auto c = s->getCanvas(); |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 105 | auto picUnderTest = SkPicture::MakeFromData(picData, procs); |
Herb Derby | d08c682 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 106 | |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame^] | 107 | Timer drawTime; |
| 108 | for (int i = 0; i < 100; i++) { |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 109 | if (gPurgeFontCaches) { |
| 110 | SkGraphics::PurgeFontCache(); |
| 111 | } |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame^] | 112 | drawTime.start(); |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 113 | if (client != nullptr) { |
| 114 | SkStrikeCacheDifferenceSpec strikeDifference; |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame^] | 115 | build_prime_cache_spec(r, s->props(), *picUnderTest, &strikeDifference); |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 116 | client->primeStrikeCache(strikeDifference); |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 117 | } |
Herb Derby | d08c682 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 118 | c->drawPicture(picUnderTest); |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame^] | 119 | drawTime.stop(); |
Herb Derby | d08c682 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 120 | } |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 121 | |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 122 | std::cout << "useProcess: " << gUseProcess |
| 123 | << " useGPU: " << gUseGpu |
| 124 | << " purgeCache: " << gPurgeFontCaches << std::endl; |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 125 | 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^] | 126 | gUseGpu ? "true" : "false", drawTime.elapsedSeconds()); |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 127 | |
| 128 | auto i = s->makeImageSnapshot(); |
| 129 | auto data = i->encodeToData(); |
| 130 | SkFILEWStream f(outFilename.c_str()); |
| 131 | f.write(data->data(), data->size()); |
| 132 | } |
| 133 | |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 134 | static void gpu(int readFd, int writeFd) { |
| 135 | |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame^] | 136 | if (gUseGpu) { |
| 137 | ReadWriteTransport rwTransport{readFd, writeFd}; |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 138 | |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame^] | 139 | auto picData = rwTransport.readSkData(); |
| 140 | if (picData == nullptr) { |
| 141 | return; |
| 142 | } |
| 143 | |
| 144 | SkStrikeClient client{&rwTransport}; |
| 145 | |
| 146 | SkDeserialProcs procs; |
| 147 | client.prepareDeserializeProcs(&procs); |
| 148 | |
| 149 | final_draw("test.png", &rwTransport, &procs, picData.get(), &client); |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 150 | } |
| 151 | |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 152 | printf("GPU is exiting\n"); |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 153 | } |
| 154 | |
Herb Derby | b2922f6 | 2018-01-26 16:47:54 -0500 | [diff] [blame] | 155 | static int renderer( |
| 156 | const std::string& skpName, int readFd, int writeFd) |
| 157 | { |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 158 | ReadWriteTransport rwTransport{readFd, writeFd}; |
| 159 | SkStrikeServer server{&rwTransport}; |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 160 | |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 161 | auto skpData = SkData::MakeFromFileName(skpName.c_str()); |
| 162 | std::cout << "skp stream is " << skpData->size() << " bytes long " << std::endl; |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 163 | |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 164 | SkSerialProcs procs; |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 165 | sk_sp<SkData> stream; |
| 166 | if (gUseGpu) { |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 167 | auto pic = SkPicture::MakeFromData(skpData.get()); |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 168 | server.prepareSerializeProcs(&procs); |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 169 | stream = pic->serialize(&procs); |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 170 | |
Herb Derby | 39e45df | 2018-03-27 14:40:53 -0400 | [diff] [blame^] | 171 | if (rwTransport.writeSkData(*stream) == SkRemoteStrikeTransport::kFail) { |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 172 | return 1; |
| 173 | } |
| 174 | |
| 175 | std::cout << "Waiting for scaler context ops." << std::endl; |
| 176 | |
| 177 | return server.serve(); |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 178 | } else { |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 179 | stream = skpData; |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 180 | final_draw("test-correct.png", &rwTransport, nullptr, stream.get(), nullptr); |
Herb Derby | 4f505f9 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 181 | return 0; |
| 182 | } |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 183 | } |
| 184 | |
| 185 | int main(int argc, char** argv) { |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 186 | 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] | 187 | int mode = argc > 2 ? atoi(argv[2]) : -1; |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 188 | printf("skp: %s\n", skpName.c_str()); |
| 189 | |
Herb Derby | 67c47f2 | 2018-02-07 17:47:59 -0500 | [diff] [blame] | 190 | gSkpName = skpName; |
| 191 | |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 192 | enum direction : int {kRead = 0, kWrite = 1}; |
| 193 | |
| 194 | |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 195 | int render_to_gpu[2], |
| 196 | gpu_to_render[2]; |
| 197 | |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 198 | for (int m = 0; m < 8; m++) { |
| 199 | int r = pipe(render_to_gpu); |
| 200 | if (r < 0) { |
| 201 | perror("Can't write picture from render to GPU "); |
| 202 | return 1; |
Herb Derby | d08c682 | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 203 | } |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 204 | r = pipe(gpu_to_render); |
| 205 | if (r < 0) { |
| 206 | perror("Can't write picture from render to GPU "); |
| 207 | return 1; |
| 208 | } |
| 209 | |
| 210 | gPurgeFontCaches = (m & 4) == 4; |
| 211 | gUseGpu = (m & 2) == 2; |
| 212 | gUseProcess = (m & 1) == 1; |
| 213 | |
| 214 | if (mode >= 0 && mode < 8 && mode != m) { |
| 215 | continue; |
| 216 | } |
| 217 | |
| 218 | if (gUseProcess) { |
| 219 | pid_t child = fork(); |
| 220 | SkGraphics::Init(); |
| 221 | |
| 222 | if (child == 0) { |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 223 | close(gpu_to_render[kRead]); |
| 224 | close(render_to_gpu[kWrite]); |
| 225 | gpu(render_to_gpu[kRead], gpu_to_render[kWrite]); |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 226 | } else { |
Herb Derby | 97be88f | 2018-03-21 16:23:49 -0400 | [diff] [blame] | 227 | close(render_to_gpu[kRead]); |
| 228 | close(gpu_to_render[kWrite]); |
| 229 | renderer(skpName, gpu_to_render[kRead], render_to_gpu[kWrite]); |
Herb Derby | 9d02182 | 2018-02-02 12:54:55 -0500 | [diff] [blame] | 230 | waitpid(child, nullptr, 0); |
| 231 | } |
| 232 | } else { |
| 233 | SkGraphics::Init(); |
| 234 | std::thread(gpu, render_to_gpu[kRead], gpu_to_render[kWrite]).detach(); |
| 235 | renderer(skpName, gpu_to_render[kRead], render_to_gpu[kWrite]); |
| 236 | } |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 237 | } |
| 238 | |
Mike Klein | a8a51ce | 2018-01-09 12:34:11 -0500 | [diff] [blame] | 239 | return 0; |
| 240 | } |
| 241 | |