| // Copyright 2013 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. |
| |
| #include "cc/resources/managed_tile_state.h" |
| |
| #include <limits> |
| |
| #include "cc/base/math_util.h" |
| |
| namespace cc { |
| |
| scoped_ptr<base::Value> ManagedTileBinAsValue(ManagedTileBin bin) { |
| switch (bin) { |
| case NOW_AND_READY_TO_DRAW_BIN: |
| return scoped_ptr<base::Value>( |
| new base::StringValue("NOW_AND_READY_TO_DRAW_BIN")); |
| case NOW_BIN: |
| return scoped_ptr<base::Value>(new base::StringValue("NOW_BIN")); |
| case SOON_BIN: |
| return scoped_ptr<base::Value>( |
| new base::StringValue("SOON_BIN")); |
| case EVENTUALLY_AND_ACTIVE_BIN: |
| return scoped_ptr<base::Value>( |
| new base::StringValue("EVENTUALLY_AND_ACTIVE_BIN")); |
| case EVENTUALLY_BIN: |
| return scoped_ptr<base::Value>( |
| new base::StringValue("EVENTUALLY_BIN")); |
| case AT_LAST_AND_ACTIVE_BIN: |
| return scoped_ptr<base::Value>( |
| new base::StringValue("AT_LAST_AND_ACTIVE_BIN")); |
| case AT_LAST_BIN: |
| return scoped_ptr<base::Value>( |
| new base::StringValue("AT_LAST_BIN")); |
| case NEVER_BIN: |
| return scoped_ptr<base::Value>( |
| new base::StringValue("NEVER_BIN")); |
| case NUM_BINS: |
| NOTREACHED(); |
| return scoped_ptr<base::Value>( |
| new base::StringValue("Invalid Bin (NUM_BINS)")); |
| } |
| return scoped_ptr<base::Value>( |
| new base::StringValue("Invalid Bin (UNKNOWN)")); |
| } |
| |
| ManagedTileState::ManagedTileState() |
| : raster_mode(LOW_QUALITY_RASTER_MODE), |
| bin(NEVER_BIN), |
| resolution(NON_IDEAL_RESOLUTION), |
| required_for_activation(false), |
| priority_bin(TilePriority::EVENTUALLY), |
| distance_to_visible(std::numeric_limits<float>::infinity()), |
| visible_and_ready_to_draw(false), |
| scheduled_priority(0) {} |
| |
| ManagedTileState::TileVersion::TileVersion() : mode_(RESOURCE_MODE) { |
| } |
| |
| ManagedTileState::TileVersion::~TileVersion() { DCHECK(!resource_); } |
| |
| bool ManagedTileState::TileVersion::IsReadyToDraw() const { |
| switch (mode_) { |
| case RESOURCE_MODE: |
| return !!resource_; |
| case SOLID_COLOR_MODE: |
| case PICTURE_PILE_MODE: |
| return true; |
| } |
| NOTREACHED(); |
| return false; |
| } |
| |
| size_t ManagedTileState::TileVersion::GPUMemoryUsageInBytes() const { |
| if (!resource_) |
| return 0; |
| return resource_->bytes(); |
| } |
| |
| ManagedTileState::~ManagedTileState() {} |
| |
| scoped_ptr<base::Value> ManagedTileState::AsValue() const { |
| bool has_resource = false; |
| bool has_active_task = false; |
| for (int mode = 0; mode < NUM_RASTER_MODES; ++mode) { |
| has_resource |= (tile_versions[mode].resource_.get() != 0); |
| has_active_task |= (tile_versions[mode].raster_task_.get() != 0); |
| } |
| |
| bool is_using_gpu_memory = has_resource || has_active_task; |
| |
| scoped_ptr<base::DictionaryValue> state(new base::DictionaryValue()); |
| state->SetBoolean("has_resource", has_resource); |
| state->SetBoolean("is_using_gpu_memory", is_using_gpu_memory); |
| state->Set("bin", ManagedTileBinAsValue(bin).release()); |
| state->Set("resolution", TileResolutionAsValue(resolution).release()); |
| state->Set("priority_bin", TilePriorityBinAsValue(priority_bin).release()); |
| state->Set("distance_to_visible", |
| MathUtil::AsValueSafely(distance_to_visible).release()); |
| state->SetBoolean("required_for_activation", required_for_activation); |
| state->SetBoolean( |
| "is_solid_color", |
| tile_versions[raster_mode].mode_ == TileVersion::SOLID_COLOR_MODE); |
| state->SetBoolean( |
| "is_transparent", |
| tile_versions[raster_mode].mode_ == TileVersion::SOLID_COLOR_MODE && |
| !SkColorGetA(tile_versions[raster_mode].solid_color_)); |
| state->SetInteger("scheduled_priority", scheduled_priority); |
| return state.PassAs<base::Value>(); |
| } |
| |
| } // namespace cc |