bench_main.cc revision 8bcbed890bc3ce4d7a057a8f32cab53fa534672e 
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/message_loop.h"
11#include "base/strings/string_split.h"
12#include "base/time/time.h"
13#include "cc/output/context_provider.h"
14#include "third_party/khronos/GLES2/gl2.h"
15#include "third_party/skia/include/core/SkXfermode.h"
16#include "ui/aura/client/default_capture_client.h"
17#include "ui/aura/env.h"
18#include "ui/aura/root_window.h"
19#include "ui/aura/test/test_focus_client.h"
20#include "ui/aura/test/test_screen.h"
21#include "ui/aura/window.h"
22#include "ui/base/hit_test.h"
23#include "ui/base/resource/resource_bundle.h"
24#include "ui/base/ui_base_paths.h"
25#include "ui/compositor/compositor.h"
26#include "ui/compositor/compositor_observer.h"
27#include "ui/compositor/debug_utils.h"
28#include "ui/compositor/layer.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/public/platform/WebGraphicsContext3D.h"
36#include "third_party/khronos/GLES2/gl2ext.h"
37
38#if defined(USE_X11)
39#include "base/message_loop/message_pump_x11.h"
40#endif
41
42using base::TimeTicks;
43using ui::Compositor;
44using ui::Layer;
45using ui::LayerDelegate;
46using WebKit::WebGraphicsContext3D;
47
48namespace {
49
50class 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
85const int kFrames = 100;
86
87// Benchmark base class, hooks up drawing callback and displaying FPS.
88class 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      base::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
142class 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.
178class 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        texture_(),
186        fbo_(0),
187        do_draw_(true) {
188    CommandLine* command_line = CommandLine::ForCurrentProcess();
189    do_draw_ = !command_line->HasSwitch("disable-draw");
190
191    std::string webgl_size = command_line->GetSwitchValueASCII("webgl-size");
192    int width = 0;
193    int height = 0;
194    if (!webgl_size.empty()) {
195      std::vector<std::string> split_size;
196      base::SplitString(webgl_size, 'x', &split_size);
197      if (split_size.size() == 2) {
198        width = atoi(split_size[0].c_str());
199        height = atoi(split_size[1].c_str());
200      }
201    }
202    if (!width || !height) {
203      width = 800;
204      height = 600;
205    }
206    gfx::Rect bounds(width, height);
207    webgl_.SetBounds(bounds);
208    parent_->Add(&webgl_);
209
210    context_provider_ =
211        ui::ContextFactory::GetInstance()->SharedMainThreadContextProvider();
212    WebKit::WebGraphicsContext3D* context = context_provider_->Context3d();
213    context->makeContextCurrent();
214    texture_ = new WebGLTexture(context, bounds.size());
215    fbo_ = context->createFramebuffer();
216    compositor->AddObserver(this);
217    webgl_.SetExternalTexture(texture_.get());
218    context->bindFramebuffer(GL_FRAMEBUFFER, fbo_);
219    context->framebufferTexture2D(
220        GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
221        GL_TEXTURE_2D, texture_->PrepareTexture(), 0);
222    context->clearColor(0.f, 1.f, 0.f, 1.f);
223    context->clear(GL_COLOR_BUFFER_BIT);
224    context->flush();
225  }
226
227  virtual ~WebGLBench() {
228    context_provider_->Context3d()->makeContextCurrent();
229    context_provider_->Context3d()->deleteFramebuffer(fbo_);
230    webgl_.SetShowPaintedContent();
231    texture_ = NULL;
232    compositor_->RemoveObserver(this);
233  }
234
235  virtual void Draw() OVERRIDE {
236    if (do_draw_) {
237      WebKit::WebGraphicsContext3D* context = context_provider_->Context3d();
238      context->makeContextCurrent();
239      context->clearColor((frames() % kFrames)*1.0/kFrames, 1.f, 0.f, 1.f);
240      context->clear(GL_COLOR_BUFFER_BIT);
241      context->flush();
242    }
243    webgl_.SetExternalTexture(texture_.get());
244    webgl_.SchedulePaint(gfx::Rect(webgl_.bounds().size()));
245    compositor_->ScheduleDraw();
246  }
247
248 private:
249  Layer* parent_;
250  Layer webgl_;
251  Compositor* compositor_;
252  scoped_refptr<cc::ContextProvider> context_provider_;
253  scoped_refptr<WebGLTexture> texture_;
254
255  // The FBO that is used to render to the texture.
256  unsigned int fbo_;
257
258  // Whether or not to draw to the texture every frame.
259  bool do_draw_;
260
261  DISALLOW_COPY_AND_ASSIGN(WebGLBench);
262};
263
264// A benchmark that paints (in software) all tiles every frame.
265class SoftwareScrollBench : public BenchCompositorObserver {
266 public:
267  SoftwareScrollBench(ColoredLayer* layer,
268                      Compositor* compositor,
269                      int max_frames)
270      : BenchCompositorObserver(max_frames),
271        layer_(layer),
272        compositor_(compositor) {
273    compositor->AddObserver(this);
274    layer_->set_draw(
275        !CommandLine::ForCurrentProcess()->HasSwitch("disable-draw"));
276  }
277
278  virtual ~SoftwareScrollBench() {
279    compositor_->RemoveObserver(this);
280  }
281
282  virtual void Draw() OVERRIDE {
283    layer_->set_color(
284        SkColorSetARGBInline(255*(frames() % kFrames)/kFrames, 255, 0, 255));
285    layer_->SchedulePaint(gfx::Rect(layer_->bounds().size()));
286  }
287
288 private:
289  ColoredLayer* layer_;
290  Compositor* compositor_;
291
292  DISALLOW_COPY_AND_ASSIGN(SoftwareScrollBench);
293};
294
295}  // namespace
296
297int main(int argc, char** argv) {
298  CommandLine::Init(argc, argv);
299
300  base::AtExitManager exit_manager;
301
302  // The ContextFactory must exist before any Compositors are created.
303  bool allow_test_contexts = false;
304  ui::Compositor::InitializeContextFactoryForTests(allow_test_contexts);
305
306  ui::RegisterPathProvider();
307  base::i18n::InitializeICU();
308  ResourceBundle::InitSharedInstanceWithLocale("en-US", NULL);
309
310  base::MessageLoop message_loop(base::MessageLoop::TYPE_UI);
311  aura::Env::CreateInstance();
312  scoped_ptr<aura::TestScreen> test_screen(
313      aura::TestScreen::CreateFullscreen());
314  gfx::Screen::SetScreenInstance(gfx::SCREEN_TYPE_NATIVE, test_screen.get());
315  scoped_ptr<aura::RootWindow> root_window(
316      test_screen->CreateRootWindowForPrimaryDisplay());
317  aura::client::SetCaptureClient(
318      root_window.get(),
319      new aura::client::DefaultCaptureClient(root_window.get()));
320
321  scoped_ptr<aura::client::FocusClient> focus_client(
322      new aura::test::TestFocusClient);
323  aura::client::SetFocusClient(root_window.get(), focus_client.get());
324
325  // add layers
326  ColoredLayer background(SK_ColorRED);
327  background.SetBounds(root_window->bounds());
328  root_window->layer()->Add(&background);
329
330  ColoredLayer window(SK_ColorBLUE);
331  window.SetBounds(gfx::Rect(background.bounds().size()));
332  background.Add(&window);
333
334  Layer content_layer(ui::LAYER_NOT_DRAWN);
335
336  CommandLine* command_line = CommandLine::ForCurrentProcess();
337  bool force = command_line->HasSwitch("force-render-surface");
338  content_layer.SetForceRenderSurface(force);
339  gfx::Rect bounds(window.bounds().size());
340  bounds.Inset(0, 30, 0, 0);
341  content_layer.SetBounds(bounds);
342  window.Add(&content_layer);
343
344  ColoredLayer page_background(SK_ColorWHITE);
345  page_background.SetBounds(gfx::Rect(content_layer.bounds().size()));
346  content_layer.Add(&page_background);
347
348  int frames = atoi(command_line->GetSwitchValueASCII("frames").c_str());
349  scoped_ptr<BenchCompositorObserver> bench;
350
351  if (command_line->HasSwitch("bench-software-scroll")) {
352    bench.reset(new SoftwareScrollBench(&page_background,
353                                        root_window->compositor(),
354                                        frames));
355  } else {
356    bench.reset(new WebGLBench(&page_background,
357                               root_window->compositor(),
358                               frames));
359  }
360
361#ifndef NDEBUG
362  ui::PrintLayerHierarchy(root_window->layer(), gfx::Point(100, 100));
363#endif
364
365  root_window->ShowRootWindow();
366  base::MessageLoopForUI::current()->Run();
367  focus_client.reset();
368  root_window.reset();
369
370  return 0;
371}
372