| /* |
| * 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 <compositionengine/ProjectionSpace.h> |
| #include <compositionengine/impl/HwcBufferCache.h> |
| #include <renderengine/ExternalTexture.h> |
| #include <ui/FloatRect.h> |
| #include <ui/GraphicTypes.h> |
| #include <ui/Rect.h> |
| #include <ui/Region.h> |
| |
| #include <cstdint> |
| #include <optional> |
| #include <string> |
| |
| // TODO(b/129481165): remove the #pragma below and fix conversion issues |
| #pragma clang diagnostic push |
| #pragma clang diagnostic ignored "-Wconversion" |
| #pragma clang diagnostic ignored "-Wextra" |
| |
| #include "DisplayHardware/ComposerHal.h" |
| |
| // TODO(b/129481165): remove the #pragma below and fix conversion issues |
| #pragma clang diagnostic pop // ignored "-Wconversion -Wextra" |
| |
| namespace android { |
| |
| namespace HWC2 { |
| class Layer; |
| } // namespace HWC2 |
| |
| class HWComposer; |
| |
| namespace compositionengine { |
| class OutputLayer; |
| } // namespace compositionengine |
| |
| namespace compositionengine::impl { |
| |
| // Note that fields that affect HW composer state may need to be mirrored into |
| // android::compositionengine::impl::planner::LayerState |
| struct OutputLayerCompositionState { |
| // The portion of the layer that is not obscured by opaque layers on top |
| Region visibleRegion; |
| |
| // The portion of the layer that is not obscured and is also opaque |
| Region visibleNonTransparentRegion; |
| |
| // The portion of the layer that is obscured by opaque layers on top |
| Region coveredRegion; |
| |
| // The visibleRegion transformed to output space |
| Region outputSpaceVisibleRegion; |
| |
| // Region cast by the layer's shadow |
| Region shadowRegion; |
| |
| // 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 dataspace for this layer |
| ui::Dataspace dataspace{ui::Dataspace::UNKNOWN}; |
| |
| // Overrides the buffer, acquire fence, and display frame stored in LayerFECompositionState |
| struct { |
| std::shared_ptr<renderengine::ExternalTexture> buffer = nullptr; |
| sp<Fence> acquireFence = nullptr; |
| Rect displayFrame = {}; |
| ui::Dataspace dataspace{ui::Dataspace::UNKNOWN}; |
| ProjectionSpace displaySpace; |
| Region damageRegion = Region::INVALID_REGION; |
| Region visibleRegion; |
| |
| // The OutputLayer pointed to by this field will be rearranged to draw |
| // behind the OutputLayer represented by this CompositionState and will |
| // be visible through it. Unowned - the OutputLayer's lifetime will |
| // outlast this.) |
| compositionengine::OutputLayer* peekThroughLayer = nullptr; |
| } overrideInfo; |
| |
| /* |
| * 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 most recently set 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; |
| |
| // Set to true when overridden info has been sent to HW composer |
| bool stateOverridden = false; |
| }; |
| |
| // 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; |
| |
| // Timestamp for when the layer is queued for client composition |
| nsecs_t clientCompositionTimestamp{0}; |
| }; |
| |
| } // namespace compositionengine::impl |
| } // namespace android |