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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef UI_ACCELERATED_WIDGET_MAC_DISPLAY_LINK_MAC_H_ | 5 #ifndef UI_ACCELERATED_WIDGET_MAC_DISPLAY_LINK_MAC_H_ |
6 #define UI_ACCELERATED_WIDGET_MAC_DISPLAY_LINK_MAC_H_ | 6 #define UI_ACCELERATED_WIDGET_MAC_DISPLAY_LINK_MAC_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <QuartzCore/CVDisplayLink.h> | 9 #include <QuartzCore/CVDisplayLink.h> |
10 | 10 |
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83 base::TimeTicks timebase_; | 83 base::TimeTicks timebase_; |
84 base::TimeDelta interval_; | 84 base::TimeDelta interval_; |
85 | 85 |
86 // The time after which we should re-start the display link to get fresh | 86 // The time after which we should re-start the display link to get fresh |
87 // parameters. | 87 // parameters. |
88 base::TimeTicks recalculate_time_; | 88 base::TimeTicks recalculate_time_; |
89 | 89 |
90 // Each display link instance consumes a non-negligible number of cycles, so | 90 // Each display link instance consumes a non-negligible number of cycles, so |
91 // make all display links on the same screen share the same object. | 91 // make all display links on the same screen share the same object. |
92 typedef std::map<CGDirectDisplayID, DisplayLinkMac*> DisplayMap; | 92 typedef std::map<CGDirectDisplayID, DisplayLinkMac*> DisplayMap; |
93 static base::LazyInstance<DisplayMap> display_map_; | 93 static base::LazyInstance<DisplayMap>::DestructorAtExit display_map_; |
94 }; | 94 }; |
95 | 95 |
96 } // ui | 96 } // ui |
97 | 97 |
98 #endif // UI_ACCELERATED_WIDGET_MAC_DISPLAY_LINK_MAC_H_ | 98 #endif // UI_ACCELERATED_WIDGET_MAC_DISPLAY_LINK_MAC_H_ |
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