blob: c53b2aa3cffb82f8500566f6b4befd852eaa0e26 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
// Copyright 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CC_DEBUG_OVERDRAW_METRICS_H_
#define CC_DEBUG_OVERDRAW_METRICS_H_
#include "base/basictypes.h"
#include "base/memory/scoped_ptr.h"
namespace gfx {
class Rect;
class Transform;
}
namespace cc {
class LayerTreeHost;
class LayerTreeHostImpl;
class OverdrawMetrics {
public:
static scoped_ptr<OverdrawMetrics> Create(bool record_metrics_for_frame) {
return make_scoped_ptr(new OverdrawMetrics(record_metrics_for_frame));
}
// These methods are used for saving metrics during update/commit.
// Record pixels painted by WebKit into the texture updater, but does not mean
// the pixels were rasterized in main memory.
void DidPaint(const gfx::Rect& painted_rect);
// Records that an invalid tile was culled and did not need to be
// painted/uploaded, and did not contribute to other tiles needing to be
// painted.
void DidCullTilesForUpload(int count);
// Records pixels that were uploaded to texture memory.
void DidUpload(const gfx::Transform& transform_to_target,
const gfx::Rect& upload_rect,
const gfx::Rect& opaque_rect);
// Record contents texture(s) behind present using the given number of bytes.
void DidUseContentsTextureMemoryBytes(size_t contents_texture_use_bytes);
// Record RenderSurfaceImpl texture(s) being present using the given number of
// bytes.
void DidUseRenderSurfaceTextureMemoryBytes(size_t render_surface_use_bytes);
// These methods are used for saving metrics during draw.
// Record pixels that were not drawn to screen.
void DidCullForDrawing(const gfx::Transform& transform_to_target,
const gfx::Rect& before_cull_rect,
const gfx::Rect& after_cull_rect);
// Record pixels that were drawn to screen.
void DidDraw(const gfx::Transform& transform_to_target,
const gfx::Rect& after_cull_rect,
const gfx::Rect& opaque_rect);
void RecordMetrics(const LayerTreeHost* layer_tree_host) const;
void RecordMetrics(const LayerTreeHostImpl* layer_tree_host_impl) const;
// Accessors for tests.
float pixels_drawn_opaque() const { return pixels_drawn_opaque_; }
float pixels_drawn_translucent() const { return pixels_drawn_translucent_; }
float pixels_culled_for_drawing() const { return pixels_culled_for_drawing_; }
float pixels_painted() const { return pixels_painted_; }
float pixels_uploaded_opaque() const { return pixels_uploaded_opaque_; }
float pixels_uploaded_translucent() const {
return pixels_uploaded_translucent_;
}
int tiles_culled_for_upload() const { return tiles_culled_for_upload_; }
private:
enum MetricsType {
UpdateAndCommit,
DrawingToScreen
};
explicit OverdrawMetrics(bool record_metrics_for_frame);
template <typename LayerTreeHostType>
void RecordMetricsInternal(MetricsType metrics_type,
const LayerTreeHostType* layer_tree_host) const;
// When false this class is a giant no-op.
bool record_metrics_for_frame_;
// These values are used for saving metrics during update/commit.
// Count of pixels that were painted due to invalidation.
float pixels_painted_;
// Count of pixels uploaded to textures and known to be opaque.
float pixels_uploaded_opaque_;
// Count of pixels uploaded to textures and not known to be opaque.
float pixels_uploaded_translucent_;
// Count of tiles that were invalidated but not uploaded.
int tiles_culled_for_upload_;
// Count the number of bytes in contents textures.
uint64 contents_texture_use_bytes_;
// Count the number of bytes in RenderSurfaceImpl textures.
uint64 render_surface_texture_use_bytes_;
// These values are used for saving metrics during draw.
// Count of pixels that are opaque (and thus occlude). Ideally this is no more
// than wiewport width x height.
float pixels_drawn_opaque_;
// Count of pixels that are possibly translucent, and cannot occlude.
float pixels_drawn_translucent_;
// Count of pixels not drawn as they are occluded by somthing opaque.
float pixels_culled_for_drawing_;
DISALLOW_COPY_AND_ASSIGN(OverdrawMetrics);
};
} // namespace cc
#endif // CC_DEBUG_OVERDRAW_METRICS_H_
|
