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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 #include "ui/ozone/demo/renderer_base.h" | 5 #include "ui/ozone/demo/renderer_base.h" |
| 6 | 6 |
| 7 #include <cmath> |
| 8 |
| 7 namespace ui { | 9 namespace ui { |
| 8 | 10 |
| 9 namespace { | 11 namespace { |
| 10 const int kAnimationSteps = 240; | 12 const int kAnimationSteps = 240; |
| 11 } // namespace | 13 } // namespace |
| 12 | 14 |
| 13 RendererBase::RendererBase(gfx::AcceleratedWidget widget, const gfx::Size& size) | 15 RendererBase::RendererBase(gfx::AcceleratedWidget widget, const gfx::Size& size) |
| 14 : widget_(widget), size_(size) { | 16 : widget_(widget), size_(size) { |
| 15 } | 17 } |
| 16 | 18 |
| 17 RendererBase::~RendererBase() { | 19 RendererBase::~RendererBase() { |
| 18 } | 20 } |
| 19 | 21 |
| 20 float RendererBase::NextFraction() { | 22 float RendererBase::NextFraction() { |
| 21 float fraction = (sinf(iteration_ * 2 * M_PI / kAnimationSteps) + 1) / 2; | 23 float fraction = (sinf(iteration_ * 2 * M_PI / kAnimationSteps) + 1) / 2; |
| 22 | 24 |
| 23 iteration_++; | 25 iteration_++; |
| 24 iteration_ %= kAnimationSteps; | 26 iteration_ %= kAnimationSteps; |
| 25 | 27 |
| 26 return fraction; | 28 return fraction; |
| 27 } | 29 } |
| 28 | 30 |
| 29 } // namespace ui | 31 } // namespace ui |
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Chromium Code Reviews
Issue 1357423009:
gfx: Make conversions from Size to SizeF be explicit. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master