| /* |
| * Copyright 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #pragma once |
| |
| #include <cstdint> |
| #include <optional> |
| #include <string> |
| |
| #include <compositionengine/impl/HwcBufferCache.h> |
| #include <renderengine/Mesh.h> |
| #include <ui/FloatRect.h> |
| #include <ui/Rect.h> |
| #include <ui/Region.h> |
| |
| #include "DisplayHardware/ComposerHal.h" |
| |
| namespace HWC2 { |
| class Layer; |
| } // namespace HWC2 |
| |
| namespace android { |
| |
| class HWComposer; |
| |
| namespace compositionengine::impl { |
| |
| struct OutputLayerCompositionState { |
| // The region of this layer which is visible on this output |
| Region visibleRegion; |
| |
| // If true, client composition will be used on this output |
| bool forceClientComposition{false}; |
| |
| // If true, when doing client composition, the target may need to be cleared |
| bool clearClientTarget{false}; |
| |
| // The display frame for this layer on this output |
| Rect displayFrame; |
| |
| // The source crop for this layer on this output |
| FloatRect sourceCrop; |
| |
| // The buffer transform to use for this layer o on this output. |
| Hwc2::Transform bufferTransform{static_cast<Hwc2::Transform>(0)}; |
| |
| // The Z order index of this layer on this output |
| uint32_t z; |
| |
| /* |
| * HWC state |
| */ |
| |
| struct Hwc { |
| explicit Hwc(std::shared_ptr<HWC2::Layer> hwcLayer) : hwcLayer(hwcLayer) {} |
| |
| // The HWC Layer backing this layer |
| std::shared_ptr<HWC2::Layer> hwcLayer; |
| |
| // The HWC composition type for this layer |
| Hwc2::IComposerClient::Composition hwcCompositionType{ |
| Hwc2::IComposerClient::Composition::INVALID}; |
| |
| // The buffer cache for this layer. This is used to lower the |
| // cost of sending reused buffers to the HWC. |
| HwcBufferCache hwcBufferCache; |
| }; |
| |
| // The HWC state is optional, and is only set up if there is any potential |
| // HWC acceleration possible. |
| std::optional<Hwc> hwc; |
| |
| // Debugging |
| void dump(std::string& result) const; |
| }; |
| |
| } // namespace compositionengine::impl |
| } // namespace android |