112 lines
3.1 KiB
C++
112 lines
3.1 KiB
C++
/*
|
||
// Copyright (c) 2014 Intel Corporation
|
||
//
|
||
// 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 DISPLAYPLANEMANAGER_H_
|
||
#define DISPLAYPLANEMANAGER_H_
|
||
|
||
#include <Dump.h>
|
||
#include <DisplayPlane.h>
|
||
#include <HwcLayer.h>
|
||
#include <utils/Vector.h>
|
||
|
||
namespace android {
|
||
namespace intel {
|
||
|
||
struct ZOrderLayer
|
||
{
|
||
ZOrderLayer() {
|
||
memset(this, 0, sizeof(ZOrderLayer));
|
||
}
|
||
|
||
inline bool operator<(const ZOrderLayer& rhs) const {
|
||
return zorder < rhs.zorder;
|
||
}
|
||
|
||
int planeType;
|
||
int zorder;
|
||
DisplayPlane *plane;
|
||
HwcLayer *hwcLayer;
|
||
};
|
||
|
||
class ZOrderConfig : public SortedVector<ZOrderLayer*> {
|
||
public:
|
||
ZOrderConfig() {}
|
||
|
||
int do_compare(const void* lhs, const void* rhs) const {
|
||
const ZOrderLayer *l = *(ZOrderLayer**)lhs;
|
||
const ZOrderLayer *r = *(ZOrderLayer**)rhs;
|
||
|
||
// sorted from z order 0 to n
|
||
return l->zorder - r->zorder;
|
||
}
|
||
};
|
||
|
||
|
||
class DisplayPlaneManager {
|
||
public:
|
||
DisplayPlaneManager();
|
||
virtual ~DisplayPlaneManager();
|
||
|
||
public:
|
||
virtual bool initialize();
|
||
virtual void deinitialize();
|
||
|
||
virtual bool isValidZOrder(int dsp, ZOrderConfig& config) = 0;
|
||
virtual bool assignPlanes(int dsp, ZOrderConfig& config) = 0;
|
||
// TODO: remove this API
|
||
virtual void* getZOrderConfig() const = 0;
|
||
virtual int getFreePlanes(int dsp, int type);
|
||
virtual void reclaimPlane(int dsp, DisplayPlane& plane);
|
||
virtual void disableReclaimedPlanes();
|
||
virtual bool isOverlayPlanesDisabled();
|
||
// dump interface
|
||
virtual void dump(Dump& d);
|
||
|
||
protected:
|
||
// plane allocation & free
|
||
int getPlane(uint32_t& mask);
|
||
int getPlane(uint32_t& mask, int index);
|
||
DisplayPlane* getPlane(int type, int index);
|
||
DisplayPlane* getAnyPlane(int type);
|
||
void putPlane(int index, uint32_t& mask);
|
||
void putPlane(int dsp, DisplayPlane& plane);
|
||
bool isFreePlane(int type, int index);
|
||
virtual DisplayPlane* allocPlane(int index, int type) = 0;
|
||
|
||
protected:
|
||
int mPlaneCount[DisplayPlane::PLANE_MAX];
|
||
int mTotalPlaneCount;
|
||
int mPrimaryPlaneCount;
|
||
int mSpritePlaneCount;
|
||
int mOverlayPlaneCount;
|
||
int mCursorPlaneCount;
|
||
|
||
Vector<DisplayPlane*> mPlanes[DisplayPlane::PLANE_MAX];
|
||
|
||
// Bitmap of free planes. Bit0 - plane A, bit 1 - plane B, etc.
|
||
uint32_t mFreePlanes[DisplayPlane::PLANE_MAX];
|
||
uint32_t mReclaimedPlanes[DisplayPlane::PLANE_MAX];
|
||
|
||
bool mInitialized;
|
||
|
||
enum {
|
||
DEFAULT_PRIMARY_PLANE_COUNT = 3
|
||
};
|
||
};
|
||
|
||
} // namespace intel
|
||
} // namespace android
|
||
|
||
#endif /* DISPLAYPLANEMANAGER_H_ */
|