230 lines
7.4 KiB
C++
230 lines
7.4 KiB
C++
/*
|
|
* Copyright (C) 2010 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.
|
|
*/
|
|
|
|
#ifndef USE_HWC2
|
|
#include "HWComposer_hwc1.h"
|
|
#else
|
|
|
|
#ifndef ANDROID_SF_HWCOMPOSER_H
|
|
#define ANDROID_SF_HWCOMPOSER_H
|
|
|
|
#include "HWC2.h"
|
|
|
|
#include <stdint.h>
|
|
#include <sys/types.h>
|
|
|
|
#include <ui/Fence.h>
|
|
|
|
#include <utils/BitSet.h>
|
|
#include <utils/Condition.h>
|
|
#include <utils/Mutex.h>
|
|
#include <utils/StrongPointer.h>
|
|
#include <utils/Thread.h>
|
|
#include <utils/Timers.h>
|
|
#include <utils/Vector.h>
|
|
|
|
#include <memory>
|
|
#include <set>
|
|
#include <vector>
|
|
|
|
extern "C" int clock_nanosleep(clockid_t clock_id, int flags,
|
|
const struct timespec *request,
|
|
struct timespec *remain);
|
|
|
|
struct framebuffer_device_t;
|
|
|
|
namespace HWC2 {
|
|
class Device;
|
|
class Display;
|
|
}
|
|
|
|
namespace android {
|
|
// ---------------------------------------------------------------------------
|
|
|
|
class DisplayDevice;
|
|
class Fence;
|
|
class FloatRect;
|
|
class GraphicBuffer;
|
|
class HWC2On1Adapter;
|
|
class NativeHandle;
|
|
class Region;
|
|
class String8;
|
|
class SurfaceFlinger;
|
|
|
|
class HWComposer
|
|
{
|
|
public:
|
|
class EventHandler {
|
|
friend class HWComposer;
|
|
virtual void onVSyncReceived(int32_t disp, nsecs_t timestamp) = 0;
|
|
virtual void onHotplugReceived(int32_t disp, bool connected) = 0;
|
|
protected:
|
|
virtual ~EventHandler() {}
|
|
};
|
|
|
|
HWComposer(const sp<SurfaceFlinger>& flinger);
|
|
|
|
virtual ~HWComposer();
|
|
|
|
void setEventHandler(EventHandler* handler);
|
|
|
|
bool hasCapability(HWC2::Capability capability) const;
|
|
|
|
// Attempts to allocate a virtual display. If the virtual display is created
|
|
// on the HWC device, outId will contain its HWC ID.
|
|
status_t allocateVirtualDisplay(uint32_t width, uint32_t height,
|
|
android_pixel_format_t* format, int32_t* outId);
|
|
|
|
// Attempts to create a new layer on this display
|
|
std::shared_ptr<HWC2::Layer> createLayer(int32_t displayId);
|
|
|
|
// Asks the HAL what it can do
|
|
status_t prepare(DisplayDevice& displayDevice);
|
|
|
|
status_t setClientTarget(int32_t displayId, const sp<Fence>& acquireFence,
|
|
const sp<GraphicBuffer>& target, android_dataspace_t dataspace);
|
|
|
|
// Finalize the layers and present them
|
|
status_t commit(int32_t displayId);
|
|
|
|
// set power mode
|
|
status_t setPowerMode(int32_t displayId, int mode);
|
|
|
|
// set active config
|
|
status_t setActiveConfig(int32_t displayId, size_t configId);
|
|
|
|
// Sets a color transform to be applied to the result of composition
|
|
status_t setColorTransform(int32_t displayId, const mat4& transform);
|
|
|
|
// reset state when an external, non-virtual display is disconnected
|
|
void disconnectDisplay(int32_t displayId);
|
|
|
|
// does this display have layers handled by HWC
|
|
bool hasDeviceComposition(int32_t displayId) const;
|
|
|
|
// does this display have layers handled by GLES
|
|
bool hasClientComposition(int32_t displayId) const;
|
|
|
|
// get the retire fence for the previous frame (i.e., corresponding to the
|
|
// last call to presentDisplay
|
|
sp<Fence> getRetireFence(int32_t displayId) const;
|
|
|
|
// Get last release fence for the given layer
|
|
sp<Fence> getLayerReleaseFence(int32_t displayId,
|
|
const std::shared_ptr<HWC2::Layer>& layer) const;
|
|
|
|
// Set the output buffer and acquire fence for a virtual display.
|
|
// Returns INVALID_OPERATION if displayId is not a virtual display.
|
|
status_t setOutputBuffer(int32_t displayId, const sp<Fence>& acquireFence,
|
|
const sp<GraphicBuffer>& buf);
|
|
|
|
// After SurfaceFlinger has retrieved the release fences for all the frames,
|
|
// it can call this to clear the shared pointers in the release fence map
|
|
void clearReleaseFences(int32_t displayId);
|
|
|
|
// Returns the HDR capabilities of the given display
|
|
std::unique_ptr<HdrCapabilities> getHdrCapabilities(int32_t displayId);
|
|
|
|
// Events handling ---------------------------------------------------------
|
|
|
|
void setVsyncEnabled(int32_t disp, HWC2::Vsync enabled);
|
|
|
|
// Query display parameters. Pass in a display index (e.g.
|
|
// HWC_DISPLAY_PRIMARY).
|
|
nsecs_t getRefreshTimestamp(int32_t disp) const;
|
|
bool isConnected(int32_t disp) const;
|
|
|
|
// Non-const because it can update configMap inside of mDisplayData
|
|
std::vector<std::shared_ptr<const HWC2::Display::Config>>
|
|
getConfigs(int32_t displayId) const;
|
|
|
|
std::shared_ptr<const HWC2::Display::Config>
|
|
getActiveConfig(int32_t displayId) const;
|
|
|
|
std::vector<android_color_mode_t> getColorModes(int32_t displayId) const;
|
|
|
|
status_t setActiveColorMode(int32_t displayId, android_color_mode_t mode);
|
|
|
|
// for debugging ----------------------------------------------------------
|
|
void dump(String8& out) const;
|
|
// Extensions
|
|
virtual inline bool isVDSEnabled() const { return true; };
|
|
|
|
private:
|
|
static const int32_t VIRTUAL_DISPLAY_ID_BASE = 2;
|
|
|
|
void loadHwcModule();
|
|
|
|
bool isValidDisplay(int32_t displayId) const;
|
|
static void validateChange(HWC2::Composition from, HWC2::Composition to);
|
|
|
|
struct cb_context;
|
|
|
|
void invalidate(const std::shared_ptr<HWC2::Display>& display);
|
|
void vsync(const std::shared_ptr<HWC2::Display>& display,
|
|
int64_t timestamp);
|
|
void hotplug(const std::shared_ptr<HWC2::Display>& display,
|
|
HWC2::Connection connected);
|
|
|
|
struct DisplayData {
|
|
DisplayData();
|
|
~DisplayData();
|
|
void reset();
|
|
|
|
bool hasClientComposition;
|
|
bool hasDeviceComposition;
|
|
std::shared_ptr<HWC2::Display> hwcDisplay;
|
|
HWC2::DisplayRequest displayRequests;
|
|
sp<Fence> lastRetireFence; // signals when the last set op retires
|
|
std::unordered_map<std::shared_ptr<HWC2::Layer>, sp<Fence>>
|
|
releaseFences;
|
|
buffer_handle_t outbufHandle;
|
|
sp<Fence> outbufAcquireFence;
|
|
mutable std::unordered_map<int32_t,
|
|
std::shared_ptr<const HWC2::Display::Config>> configMap;
|
|
|
|
// protected by mVsyncLock
|
|
HWC2::Vsync vsyncEnabled;
|
|
};
|
|
|
|
sp<SurfaceFlinger> mFlinger;
|
|
std::unique_ptr<HWC2On1Adapter> mAdapter;
|
|
std::unique_ptr<HWC2::Device> mHwcDevice;
|
|
std::vector<DisplayData> mDisplayData;
|
|
std::set<size_t> mFreeDisplaySlots;
|
|
std::unordered_map<hwc2_display_t, int32_t> mHwcDisplaySlots;
|
|
// protect mDisplayData from races between prepare and dump
|
|
mutable Mutex mDisplayLock;
|
|
|
|
cb_context* mCBContext;
|
|
EventHandler* mEventHandler;
|
|
size_t mVSyncCounts[HWC_NUM_PHYSICAL_DISPLAY_TYPES];
|
|
uint32_t mRemainingHwcVirtualDisplays;
|
|
|
|
// protected by mLock
|
|
mutable Mutex mLock;
|
|
mutable std::unordered_map<int32_t, nsecs_t> mLastHwVSync;
|
|
|
|
// thread-safe
|
|
mutable Mutex mVsyncLock;
|
|
};
|
|
|
|
// ---------------------------------------------------------------------------
|
|
}; // namespace android
|
|
|
|
#endif // ANDROID_SF_HWCOMPOSER_H
|
|
|
|
#endif // #ifdef USE_HWC2
|