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 #include "base/at_exit.h"
   6 #include "base/bind.h"
   7 #include "base/command_line.h"
   8 #include "base/i18n/icu_util.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/message_loop.h"
  11 #include "base/strings/string_split.h"
  12 #include "base/time.h"
  13 #include "third_party/khronos/GLES2/gl2.h"
  14 #include "third_party/skia/include/core/SkXfermode.h"
  15 #include "ui/aura/client/default_capture_client.h"
  16 #include "ui/aura/env.h"
  17 #include "ui/aura/focus_manager.h"
  18 #include "ui/aura/root_window.h"
  19 #include "ui/aura/test/test_screen.h"
  20 #include "ui/aura/window.h"
  21 #include "ui/base/hit_test.h"
  22 #include "ui/base/resource/resource_bundle.h"
  23 #include "ui/base/ui_base_paths.h"
  24 #include "ui/compositor/compositor.h"
  25 #include "ui/compositor/compositor_observer.h"
  26 #include "ui/compositor/debug_utils.h"
  27 #include "ui/compositor/layer.h"
  28 #include "ui/compositor/test/compositor_test_support.h"
  29 #include "ui/gfx/canvas.h"
  30 #include "ui/gfx/rect.h"
  31 #include "ui/gfx/skia_util.h"
  32 #ifndef GL_GLEXT_PROTOTYPES
  33 #define GL_GLEXT_PROTOTYPES 1
  34 #endif
  35 #include "third_party/WebKit/Source/Platform/chromium/public/WebGraphicsContext3D.h"
  36 #include "third_party/khronos/GLES2/gl2ext.h"
  37
  38 #if defined(USE_X11)
  39 #include "base/message_pump_aurax11.h"
  40 #endif
  41
  42 using base::TimeTicks;
  43 using ui::Compositor;
  44 using ui::Layer;
  45 using ui::LayerDelegate;
  46 using WebKit::WebGraphicsContext3D;
  47
  48 namespace {
  49
  50 class ColoredLayer : public Layer, public LayerDelegate {
  51  public:
  52   explicit ColoredLayer(SkColor color)
  53       : Layer(ui::LAYER_TEXTURED),
  54         color_(color),
  55         draw_(true) {
  56     set_delegate(this);
  57   }
  58
  59   virtual ~ColoredLayer() {}
  60
  61   // Overridden from LayerDelegate:
  62   virtual void OnPaintLayer(gfx::Canvas* canvas) OVERRIDE {
  63     if (draw_) {
  64       canvas->DrawColor(color_);
  65     }
  66   }
  67
  68   virtual void OnDeviceScaleFactorChanged(float device_scale_factor) OVERRIDE {
  69   }
  70
  71   virtual base::Closure PrepareForLayerBoundsChange() OVERRIDE {
  72     return base::Closure();
  73   }
  74
  75   void set_color(SkColor color) { color_ = color; }
  76   void set_draw(bool draw) { draw_ = draw; }
  77
  78  private:
  79   SkColor color_;
  80   bool draw_;
  81
  82   DISALLOW_COPY_AND_ASSIGN(ColoredLayer);
  83 };
  84
  85 const int kFrames = 100;
  86
  87 // Benchmark base class, hooks up drawing callback and displaying FPS.
  88 class BenchCompositorObserver : public ui::CompositorObserver {
  89  public:
  90   explicit BenchCompositorObserver(int max_frames)
  91       : start_time_(),
  92         frames_(0),
  93         max_frames_(max_frames) {
  94   }
  95
  96   virtual void OnCompositingDidCommit(ui::Compositor* compositor) OVERRIDE {}
  97
  98   virtual void OnCompositingStarted(Compositor* compositor,
  99                                     base::TimeTicks start_time) OVERRIDE {}
 100
 101   virtual void OnCompositingEnded(Compositor* compositor) OVERRIDE {
 102     if (start_time_.is_null()) {
 103       start_time_ = TimeTicks::Now();
 104     } else {
 105       ++frames_;
 106       if (frames_ % kFrames == 0) {
 107         TimeTicks now = TimeTicks::Now();
 108         double ms = (now - start_time_).InMillisecondsF() / kFrames;
 109         LOG(INFO) << "FPS: " << 1000.f / ms << " (" << ms << " ms)";
 110         start_time_ = now;
 111       }
 112     }
 113     if (max_frames_ && frames_ == max_frames_) {
 114       MessageLoop::current()->Quit();
 115     } else {
 116       Draw();
 117     }
 118   }
 119
 120   virtual void OnCompositingAborted(Compositor* compositor) OVERRIDE {}
 121
 122   virtual void OnCompositingLockStateChanged(
 123       Compositor* compositor) OVERRIDE {}
 124
 125   virtual void OnUpdateVSyncParameters(ui::Compositor* compositor,
 126                                        base::TimeTicks timebase,
 127                                        base::TimeDelta interval) OVERRIDE {
 128   }
 129
 130   virtual void Draw() {}
 131
 132   int frames() const { return frames_; }
 133
 134  private:
 135   TimeTicks start_time_;
 136   int frames_;
 137   int max_frames_;
 138
 139   DISALLOW_COPY_AND_ASSIGN(BenchCompositorObserver);
 140 };
 141
 142 class WebGLTexture : public ui::Texture {
 143  public:
 144   WebGLTexture(WebGraphicsContext3D* context, const gfx::Size& size)
 145       : ui::Texture(false, size, 1.0f),
 146         context_(context),
 147         texture_id_(context_->createTexture()) {
 148     context_->bindTexture(GL_TEXTURE_2D, texture_id_);
 149     context_->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 150     context_->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
 151     context_->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 152     context_->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 153     context_->texImage2D(GL_TEXTURE_2D, 0, GL_RGBA,
 154                          size.width(), size.height(), 0,
 155                          GL_RGBA, GL_UNSIGNED_BYTE, NULL);
 156   }
 157
 158   virtual unsigned int PrepareTexture() OVERRIDE {
 159     return texture_id_;
 160   }
 161
 162   virtual WebGraphicsContext3D* HostContext3D() OVERRIDE {
 163     return context_;
 164   }
 165
 166  private:
 167   virtual ~WebGLTexture() {
 168     context_->deleteTexture(texture_id_);
 169   }
 170
 171   WebGraphicsContext3D* context_;
 172   unsigned texture_id_;
 173
 174   DISALLOW_COPY_AND_ASSIGN(WebGLTexture);
 175 };
 176
 177 // A benchmark that adds a texture layer that is updated every frame.
 178 class WebGLBench : public BenchCompositorObserver {
 179  public:
 180   WebGLBench(Layer* parent, Compositor* compositor, int max_frames)
 181       : BenchCompositorObserver(max_frames),
 182         parent_(parent),
 183         webgl_(ui::LAYER_TEXTURED),
 184         compositor_(compositor),
 185         context_(),
 186         texture_(),
 187         fbo_(0),
 188         do_draw_(true) {
 189     CommandLine* command_line = CommandLine::ForCurrentProcess();
 190     do_draw_ = !command_line->HasSwitch("disable-draw");
 191
 192     std::string webgl_size = command_line->GetSwitchValueASCII("webgl-size");
 193     int width = 0;
 194     int height = 0;
 195     if (!webgl_size.empty()) {
 196       std::vector<std::string> split_size;
 197       base::SplitString(webgl_size, 'x', &split_size);
 198       if (split_size.size() == 2) {
 199         width = atoi(split_size[0].c_str());
 200         height = atoi(split_size[1].c_str());
 201       }
 202     }
 203     if (!width || !height) {
 204       width = 800;
 205       height = 600;
 206     }
 207     gfx::Rect bounds(width, height);
 208     webgl_.SetBounds(bounds);
 209     parent_->Add(&webgl_);
 210
 211     context_.reset(ui::ContextFactory::GetInstance()->CreateOffscreenContext());
 212     context_->makeContextCurrent();
 213     texture_ = new WebGLTexture(context_.get(), bounds.size());
 214     fbo_ = context_->createFramebuffer();
 215     compositor->AddObserver(this);
 216     webgl_.SetExternalTexture(texture_);
 217     context_->bindFramebuffer(GL_FRAMEBUFFER, fbo_);
 218     context_->framebufferTexture2D(
 219         GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
 220         GL_TEXTURE_2D, texture_->PrepareTexture(), 0);
 221     context_->clearColor(0.f, 1.f, 0.f, 1.f);
 222     context_->clear(GL_COLOR_BUFFER_BIT);
 223     context_->flush();
 224   }
 225
 226   virtual ~WebGLBench() {
 227     context_->makeContextCurrent();
 228     context_->deleteFramebuffer(fbo_);
 229     webgl_.SetExternalTexture(NULL);
 230     texture_ = NULL;
 231     compositor_->RemoveObserver(this);
 232   }
 233
 234   virtual void Draw() OVERRIDE {
 235     if (do_draw_) {
 236       context_->makeContextCurrent();
 237       context_->clearColor((frames() % kFrames)*1.0/kFrames, 1.f, 0.f, 1.f);
 238       context_->clear(GL_COLOR_BUFFER_BIT);
 239       context_->flush();
 240     }
 241     webgl_.SetExternalTexture(texture_);
 242     webgl_.SchedulePaint(gfx::Rect(webgl_.bounds().size()));
 243     compositor_->ScheduleDraw();
 244   }
 245
 246  private:
 247   Layer* parent_;
 248   Layer webgl_;
 249   Compositor* compositor_;
 250   scoped_ptr<WebGraphicsContext3D> context_;
 251   scoped_refptr<WebGLTexture> texture_;
 252
 253   // The FBO that is used to render to the texture.
 254   unsigned int fbo_;
 255
 256   // Whether or not to draw to the texture every frame.
 257   bool do_draw_;
 258
 259   DISALLOW_COPY_AND_ASSIGN(WebGLBench);
 260 };
 261
 262 // A benchmark that paints (in software) all tiles every frame.
 263 class SoftwareScrollBench : public BenchCompositorObserver {
 264  public:
 265   SoftwareScrollBench(ColoredLayer* layer,
 266                       Compositor* compositor,
 267                       int max_frames)
 268       : BenchCompositorObserver(max_frames),
 269         layer_(layer),
 270         compositor_(compositor) {
 271     compositor->AddObserver(this);
 272     layer_->set_draw(
 273         !CommandLine::ForCurrentProcess()->HasSwitch("disable-draw"));
 274   }
 275
 276   virtual ~SoftwareScrollBench() {
 277     compositor_->RemoveObserver(this);
 278   }
 279
 280   virtual void Draw() OVERRIDE {
 281     layer_->set_color(
 282         SkColorSetARGBInline(255*(frames() % kFrames)/kFrames, 255, 0, 255));
 283     layer_->SchedulePaint(gfx::Rect(layer_->bounds().size()));
 284   }
 285
 286  private:
 287   ColoredLayer* layer_;
 288   Compositor* compositor_;
 289
 290   DISALLOW_COPY_AND_ASSIGN(SoftwareScrollBench);
 291 };
 292
 293 }  // namespace
 294
 295 int main(int argc, char** argv) {
 296   CommandLine::Init(argc, argv);
 297
 298   base::AtExitManager exit_manager;
 299
 300   ui::RegisterPathProvider();
 301   icu_util::Initialize();
 302   ResourceBundle::InitSharedInstanceWithLocale("en-US", NULL);
 303
 304   MessageLoop message_loop(MessageLoop::TYPE_UI);
 305   ui::CompositorTestSupport::Initialize();
 306   aura::Env::GetInstance();
 307   scoped_ptr<aura::TestScreen> test_screen(
 308       aura::TestScreen::CreateFullscreen());
 309   gfx::Screen::SetScreenInstance(gfx::SCREEN_TYPE_NATIVE, test_screen.get());
 310   scoped_ptr<aura::RootWindow> root_window(
 311       test_screen->CreateRootWindowForPrimaryDisplay());
 312   aura::client::SetCaptureClient(
 313       root_window.get(),
 314       new aura::client::DefaultCaptureClient(root_window.get()));
 315
 316   scoped_ptr<aura::client::FocusClient> focus_client(new aura::FocusManager);
 317   aura::client::SetFocusClient(root_window.get(), focus_client.get());
 318
 319   // add layers
 320   ColoredLayer background(SK_ColorRED);
 321   background.SetBounds(root_window->bounds());
 322   root_window->layer()->Add(&background);
 323
 324   ColoredLayer window(SK_ColorBLUE);
 325   window.SetBounds(gfx::Rect(background.bounds().size()));
 326   background.Add(&window);
 327
 328   Layer content_layer(ui::LAYER_NOT_DRAWN);
 329
 330   CommandLine* command_line = CommandLine::ForCurrentProcess();
 331   bool force = command_line->HasSwitch("force-render-surface");
 332   content_layer.SetForceRenderSurface(force);
 333   gfx::Rect bounds(window.bounds().size());
 334   bounds.Inset(0, 30, 0, 0);
 335   content_layer.SetBounds(bounds);
 336   window.Add(&content_layer);
 337
 338   ColoredLayer page_background(SK_ColorWHITE);
 339   page_background.SetBounds(gfx::Rect(content_layer.bounds().size()));
 340   content_layer.Add(&page_background);
 341
 342   int frames = atoi(command_line->GetSwitchValueASCII("frames").c_str());
 343   scoped_ptr<BenchCompositorObserver> bench;
 344
 345   if (command_line->HasSwitch("bench-software-scroll")) {
 346     bench.reset(new SoftwareScrollBench(&page_background,
 347                                         root_window->compositor(),
 348                                         frames));
 349   } else {
 350     bench.reset(new WebGLBench(&page_background,
 351                                root_window->compositor(),
 352                                frames));
 353   }
 354
 355 #ifndef NDEBUG
 356   ui::PrintLayerHierarchy(root_window->layer(), gfx::Point(100, 100));
 357 #endif
 358
 359   root_window->ShowRootWindow();
 360   MessageLoopForUI::current()->Run();
 361   focus_client.reset();
 362   root_window.reset();
 363
 364   ui::CompositorTestSupport::Terminate();
 365
 366   return 0;
 367 }