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Side by Side Diff: cc/trees/layer_tree_settings.cc

Issue 236313006: cc: Add initial GPU-to-GPU copy rasterizer implementation. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: address review feedback Created 6 years, 8 months ago
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1 // Copyright 2011 The Chromium Authors. All rights reserved. 1 // Copyright 2011 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 "cc/trees/layer_tree_settings.h" 5 #include "cc/trees/layer_tree_settings.h"
6 6
7 #include <limits> 7 #include <limits>
8 8
9 #include "base/command_line.h" 9 #include "base/command_line.h"
10 #include "base/logging.h" 10 #include "base/logging.h"
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50 use_pinch_virtual_viewport(false), 50 use_pinch_virtual_viewport(false),
51 // At 256x256 tiles, 128 tiles cover an area of 2048x4096 pixels. 51 // At 256x256 tiles, 128 tiles cover an area of 2048x4096 pixels.
52 max_tiles_for_interest_area(128), 52 max_tiles_for_interest_area(128),
53 skewport_target_time_in_seconds(1.0f), 53 skewport_target_time_in_seconds(1.0f),
54 skewport_extrapolation_limit_in_content_pixels(2000), 54 skewport_extrapolation_limit_in_content_pixels(2000),
55 max_unused_resource_memory_percentage(100), 55 max_unused_resource_memory_percentage(100),
56 max_memory_for_prepaint_percentage(100), 56 max_memory_for_prepaint_percentage(100),
57 highp_threshold_min(0), 57 highp_threshold_min(0),
58 strict_layer_property_change_checking(false), 58 strict_layer_property_change_checking(false),
59 use_map_image(false), 59 use_map_image(false),
60 // TODO(reveman): Change this to disabled by default when map-image
61 // rasterizer that doesn't use zero-copy is supported on all platforms
62 // (crbug.com/366710).
63 use_zero_copy(true),
60 ignore_root_layer_flings(false), 64 ignore_root_layer_flings(false),
61 use_rgba_4444_textures(false), 65 use_rgba_4444_textures(false),
62 touch_hit_testing(true), 66 touch_hit_testing(true),
63 texture_id_allocation_chunk_size(64) {} 67 texture_id_allocation_chunk_size(64) {}
64 68
65 LayerTreeSettings::~LayerTreeSettings() {} 69 LayerTreeSettings::~LayerTreeSettings() {}
66 70
67 } // namespace cc 71 } // namespace cc
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