ui/aura/bench/bench_main.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #if defined(USE_X11)
   6 #include <X11/Xlib.h>
   7 #endif
   8
   9 #include "base/at_exit.h"
  10 #include "base/bind.h"
  11 #include "base/command_line.h"
  12 #include "base/i18n/icu_util.h"
  13 #include "base/memory/scoped_ptr.h"
  14 #include "base/message_loop/message_loop.h"
  15 #include "base/strings/string_split.h"
  16 #include "base/time/time.h"
  17 #include "cc/output/context_provider.h"
  18 #include "gpu/command_buffer/client/gles2_interface.h"
  19 #include "third_party/khronos/GLES2/gl2.h"
  20 #include "third_party/skia/include/core/SkXfermode.h"
  21 #include "ui/aura/client/default_capture_client.h"
  22 #include "ui/aura/env.h"
  23 #include "ui/aura/test/test_focus_client.h"
  24 #include "ui/aura/test/test_screen.h"
  25 #include "ui/aura/window.h"
  26 #include "ui/aura/window_tree_host.h"
  27 #include "ui/base/hit_test.h"
  28 #include "ui/compositor/compositor.h"
  29 #include "ui/compositor/compositor_observer.h"
  30 #include "ui/compositor/debug_utils.h"
  31 #include "ui/compositor/layer.h"
  32 #include "ui/compositor/test/in_process_context_factory.h"
  33 #include "ui/gfx/canvas.h"
  34 #include "ui/gfx/rect.h"
  35 #include "ui/gfx/skia_util.h"
  36 #include "ui/gfx/x/x11_connection.h"
  37 #include "ui/gl/gl_surface.h"
  38
  39 #ifndef GL_GLEXT_PROTOTYPES
  40 #define GL_GLEXT_PROTOTYPES 1
  41 #endif
  42 #include "third_party/khronos/GLES2/gl2ext.h"
  43
  44 using base::TimeTicks;
  45 using ui::Compositor;
  46 using ui::Layer;
  47 using ui::LayerDelegate;
  48
  49 namespace {
  50
  51 class ColoredLayer : public Layer, public LayerDelegate {
  52  public:
  53   explicit ColoredLayer(SkColor color)
  54       : Layer(ui::LAYER_TEXTURED),
  55         color_(color),
  56         draw_(true) {
  57     set_delegate(this);
  58   }
  59
  60   virtual ~ColoredLayer() {}
  61
  62   // Overridden from LayerDelegate:
  63   virtual void OnPaintLayer(gfx::Canvas* canvas) OVERRIDE {
  64     if (draw_) {
  65       canvas->DrawColor(color_);
  66     }
  67   }
  68
  69   virtual void OnDelegatedFrameDamage(
  70       const gfx::Rect& damage_rect_in_dip) OVERRIDE {}
  71
  72   virtual void OnDeviceScaleFactorChanged(float device_scale_factor) OVERRIDE {
  73   }
  74
  75   virtual base::Closure PrepareForLayerBoundsChange() OVERRIDE {
  76     return base::Closure();
  77   }
  78
  79   void set_color(SkColor color) { color_ = color; }
  80   void set_draw(bool draw) { draw_ = draw; }
  81
  82  private:
  83   SkColor color_;
  84   bool draw_;
  85
  86   DISALLOW_COPY_AND_ASSIGN(ColoredLayer);
  87 };
  88
  89 const int kFrames = 100;
  90
  91 // Benchmark base class, hooks up drawing callback and displaying FPS.
  92 class BenchCompositorObserver : public ui::CompositorObserver {
  93  public:
  94   explicit BenchCompositorObserver(int max_frames)
  95       : start_time_(),
  96         frames_(0),
  97         max_frames_(max_frames) {
  98   }
  99
 100   virtual void OnCompositingDidCommit(ui::Compositor* compositor) OVERRIDE {}
 101
 102   virtual void OnCompositingStarted(Compositor* compositor,
 103                                     base::TimeTicks start_time) OVERRIDE {}
 104
 105   virtual void OnCompositingEnded(Compositor* compositor) OVERRIDE {
 106     if (start_time_.is_null()) {
 107       start_time_ = TimeTicks::Now();
 108     } else {
 109       ++frames_;
 110       if (frames_ % kFrames == 0) {
 111         TimeTicks now = TimeTicks::Now();
 112         double ms = (now - start_time_).InMillisecondsF() / kFrames;
 113         LOG(INFO) << "FPS: " << 1000.f / ms << " (" << ms << " ms)";
 114         start_time_ = now;
 115       }
 116     }
 117     if (max_frames_ && frames_ == max_frames_) {
 118       base::MessageLoop::current()->Quit();
 119     } else {
 120       Draw();
 121     }
 122   }
 123
 124   virtual void OnCompositingAborted(Compositor* compositor) OVERRIDE {}
 125
 126   virtual void OnCompositingLockStateChanged(
 127       Compositor* compositor) OVERRIDE {}
 128
 129   virtual void Draw() {}
 130
 131   int frames() const { return frames_; }
 132
 133  private:
 134   TimeTicks start_time_;
 135   int frames_;
 136   int max_frames_;
 137
 138   DISALLOW_COPY_AND_ASSIGN(BenchCompositorObserver);
 139 };
 140
 141 void ReturnMailbox(scoped_refptr<cc::ContextProvider> context_provider,
 142                    GLuint texture,
 143                    GLuint sync_point,
 144                    bool is_lost) {
 145   gpu::gles2::GLES2Interface* gl = context_provider->ContextGL();
 146   gl->WaitSyncPointCHROMIUM(sync_point);
 147   gl->DeleteTextures(1, &texture);
 148   gl->ShallowFlushCHROMIUM();
 149 }
 150
 151 // A benchmark that adds a texture layer that is updated every frame.
 152 class WebGLBench : public BenchCompositorObserver {
 153  public:
 154   WebGLBench(ui::ContextFactory* context_factory,
 155              Layer* parent,
 156              Compositor* compositor,
 157              int max_frames)
 158       : BenchCompositorObserver(max_frames),
 159         parent_(parent),
 160         webgl_(ui::LAYER_TEXTURED),
 161         compositor_(compositor),
 162         fbo_(0),
 163         do_draw_(true) {
 164     CommandLine* command_line = CommandLine::ForCurrentProcess();
 165     do_draw_ = !command_line->HasSwitch("disable-draw");
 166
 167     std::string webgl_size = command_line->GetSwitchValueASCII("webgl-size");
 168     int width = 0;
 169     int height = 0;
 170     if (!webgl_size.empty()) {
 171       std::vector<std::string> split_size;
 172       base::SplitString(webgl_size, 'x', &split_size);
 173       if (split_size.size() == 2) {
 174         width = atoi(split_size[0].c_str());
 175         height = atoi(split_size[1].c_str());
 176       }
 177     }
 178     if (!width || !height) {
 179       width = 800;
 180       height = 600;
 181     }
 182     gfx::Rect bounds(width, height);
 183     webgl_.SetBounds(bounds);
 184     parent_->Add(&webgl_);
 185
 186     context_provider_ = context_factory->SharedMainThreadContextProvider();
 187     gpu::gles2::GLES2Interface* gl = context_provider_->ContextGL();
 188     GLuint texture = 0;
 189     gl->GenTextures(1, &texture);
 190     gl->BindTexture(GL_TEXTURE_2D, texture);
 191     gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 192     gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
 193     gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 194     gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 195     gl->TexImage2D(GL_TEXTURE_2D,
 196                    0,
 197                    GL_RGBA,
 198                    width,
 199                    height,
 200                    0,
 201                    GL_RGBA,
 202                    GL_UNSIGNED_BYTE,
 203                    NULL);
 204     gpu::Mailbox mailbox;
 205     gl->GenMailboxCHROMIUM(mailbox.name);
 206     gl->ProduceTextureCHROMIUM(GL_TEXTURE_2D, mailbox.name);
 207
 208     gl->GenFramebuffers(1, &fbo_);
 209     gl->BindFramebuffer(GL_FRAMEBUFFER, fbo_);
 210     gl->FramebufferTexture2D(
 211         GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture, 0);
 212     gl->ClearColor(0.f, 1.f, 0.f, 1.f);
 213     gl->Clear(GL_COLOR_BUFFER_BIT);
 214     gl->Flush();
 215
 216     GLuint sync_point = gl->InsertSyncPointCHROMIUM();
 217     webgl_.SetTextureMailbox(
 218         cc::TextureMailbox(mailbox, GL_TEXTURE_2D, sync_point),
 219         cc::SingleReleaseCallback::Create(
 220             base::Bind(ReturnMailbox, context_provider_, texture)),
 221         bounds.size());
 222     compositor->AddObserver(this);
 223   }
 224
 225   virtual ~WebGLBench() {
 226     webgl_.SetShowPaintedContent();
 227     gpu::gles2::GLES2Interface* gl = context_provider_->ContextGL();
 228     gl->DeleteFramebuffers(1, &fbo_);
 229     compositor_->RemoveObserver(this);
 230   }
 231
 232   virtual void Draw() OVERRIDE {
 233     if (do_draw_) {
 234       gpu::gles2::GLES2Interface* gl = context_provider_->ContextGL();
 235       gl->ClearColor((frames() % kFrames)*1.0/kFrames, 1.f, 0.f, 1.f);
 236       gl->Clear(GL_COLOR_BUFFER_BIT);
 237       gl->Flush();
 238     }
 239     webgl_.SchedulePaint(gfx::Rect(webgl_.bounds().size()));
 240     compositor_->ScheduleDraw();
 241   }
 242
 243  private:
 244   Layer* parent_;
 245   Layer webgl_;
 246   Compositor* compositor_;
 247   scoped_refptr<cc::ContextProvider> context_provider_;
 248
 249   // The FBO that is used to render to the texture.
 250   unsigned int fbo_;
 251
 252   // Whether or not to draw to the texture every frame.
 253   bool do_draw_;
 254
 255   DISALLOW_COPY_AND_ASSIGN(WebGLBench);
 256 };
 257
 258 // A benchmark that paints (in software) all tiles every frame.
 259 class SoftwareScrollBench : public BenchCompositorObserver {
 260  public:
 261   SoftwareScrollBench(ColoredLayer* layer,
 262                       Compositor* compositor,
 263                       int max_frames)
 264       : BenchCompositorObserver(max_frames),
 265         layer_(layer),
 266         compositor_(compositor) {
 267     compositor->AddObserver(this);
 268     layer_->set_draw(
 269         !CommandLine::ForCurrentProcess()->HasSwitch("disable-draw"));
 270   }
 271
 272   virtual ~SoftwareScrollBench() {
 273     compositor_->RemoveObserver(this);
 274   }
 275
 276   virtual void Draw() OVERRIDE {
 277     layer_->set_color(
 278         SkColorSetARGBInline(255*(frames() % kFrames)/kFrames, 255, 0, 255));
 279     layer_->SchedulePaint(gfx::Rect(layer_->bounds().size()));
 280   }
 281
 282  private:
 283   ColoredLayer* layer_;
 284   Compositor* compositor_;
 285
 286   DISALLOW_COPY_AND_ASSIGN(SoftwareScrollBench);
 287 };
 288
 289 }  // namespace
 290
 291 int main(int argc, char** argv) {
 292   CommandLine::Init(argc, argv);
 293
 294   base::AtExitManager exit_manager;
 295
 296 #if defined(USE_X11)
 297   // This demo uses InProcessContextFactory which uses X on a separate Gpu
 298   // thread.
 299   gfx::InitializeThreadedX11();
 300 #endif
 301
 302   gfx::GLSurface::InitializeOneOff();
 303
 304   // The ContextFactory must exist before any Compositors are created.
 305   scoped_ptr<ui::InProcessContextFactory> context_factory(
 306       new ui::InProcessContextFactory());
 307
 308   base::i18n::InitializeICU();
 309
 310   base::MessageLoopForUI message_loop;
 311   aura::Env::CreateInstance(true);
 312   aura::Env::GetInstance()->set_context_factory(context_factory.get());
 313   scoped_ptr<aura::TestScreen> test_screen(
 314       aura::TestScreen::CreateFullscreen());
 315   gfx::Screen::SetScreenInstance(gfx::SCREEN_TYPE_NATIVE, test_screen.get());
 316   scoped_ptr<aura::WindowTreeHost> host(
 317       test_screen->CreateHostForPrimaryDisplay());
 318   aura::client::SetCaptureClient(
 319       host->window(),
 320       new aura::client::DefaultCaptureClient(host->window()));
 321
 322   scoped_ptr<aura::client::FocusClient> focus_client(
 323       new aura::test::TestFocusClient);
 324   aura::client::SetFocusClient(host->window(), focus_client.get());
 325
 326   // add layers
 327   ColoredLayer background(SK_ColorRED);
 328   background.SetBounds(host->window()->bounds());
 329   host->window()->layer()->Add(&background);
 330
 331   ColoredLayer window(SK_ColorBLUE);
 332   window.SetBounds(gfx::Rect(background.bounds().size()));
 333   background.Add(&window);
 334
 335   Layer content_layer(ui::LAYER_NOT_DRAWN);
 336
 337   CommandLine* command_line = CommandLine::ForCurrentProcess();
 338   bool force = command_line->HasSwitch("force-render-surface");
 339   content_layer.SetForceRenderSurface(force);
 340   gfx::Rect bounds(window.bounds().size());
 341   bounds.Inset(0, 30, 0, 0);
 342   content_layer.SetBounds(bounds);
 343   window.Add(&content_layer);
 344
 345   ColoredLayer page_background(SK_ColorWHITE);
 346   page_background.SetBounds(gfx::Rect(content_layer.bounds().size()));
 347   content_layer.Add(&page_background);
 348
 349   int frames = atoi(command_line->GetSwitchValueASCII("frames").c_str());
 350   scoped_ptr<BenchCompositorObserver> bench;
 351
 352   if (command_line->HasSwitch("bench-software-scroll")) {
 353     bench.reset(new SoftwareScrollBench(&page_background,
 354                                         host->compositor(),
 355                                         frames));
 356   } else {
 357     bench.reset(new WebGLBench(context_factory.get(),
 358                                &page_background,
 359                                host->compositor(),
 360                                frames));
 361   }
 362
 363 #ifndef NDEBUG
 364   ui::PrintLayerHierarchy(host->window()->layer(), gfx::Point(100, 100));
 365 #endif
 366
 367   host->Show();
 368   base::MessageLoopForUI::current()->Run();
 369   focus_client.reset();
 370   host.reset();
 371
 372   return 0;
 373 }