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drmcomposition.h
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drmcomposition.h
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/*
* Copyright (C) 2018 Fuzhou Rockchip Electronics Co.Ltd.
*
* Modification based on code covered by the Apache License, Version 2.0 (the "License").
* You may not use this software except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS TO YOU ON AN "AS IS" BASIS
* AND ANY AND ALL WARRANTIES AND REPRESENTATIONS WITH RESPECT TO SUCH SOFTWARE, WHETHER EXPRESS,
* IMPLIED, STATUTORY OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY IMPLIED WARRANTIES OF TITLE,
* NON-INFRINGEMENT, MERCHANTABILITY, SATISFACTROY QUALITY, ACCURACY OR FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.
*
* IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Copyright (C) 2015 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 ANDROID_DRM_COMPOSITION_H_
#define ANDROID_DRM_COMPOSITION_H_
#include "drmhwcomposer.h"
#include "drmdisplaycomposition.h"
#include "drmplane.h"
#include "platform.h"
#include <map>
#include <vector>
#include <hardware/hardware.h>
#include <hardware/hwcomposer.h>
namespace android {
class DrmDisplayCompositor;
struct DrmCompositionDisplayLayersMap {
int display;
bool geometry_changed = true;
std::vector<DrmHwcLayer> layers;
DrmCompositionDisplayLayersMap() = default;
};
struct DrmCompositionDisplayPlane {
int display;
std::vector<DrmCompositionPlane> composition_planes;
DrmCompositionDisplayPlane() = default;
DrmCompositionDisplayPlane(DrmCompositionDisplayPlane &&rhs) =
default;
};
class DrmComposition {
public:
DrmComposition(DrmResources *drm, Importer *importer, Planner *planner);
int Init(uint64_t frame_no);
int SetLayers(size_t num_displays, DrmCompositionDisplayLayersMap *maps);
int SetMode3D(int display, Mode3D mode);
int SetDpmsMode(int display, uint32_t dpms_mode);
int SetDisplayMode(int display, const DrmMode &display_mode);
int SetCompPlanes(int display, std::vector<DrmCompositionPlane>& composition_planes);
std::unique_ptr<DrmDisplayComposition> TakeDisplayComposition(int display);
DrmDisplayComposition *GetDisplayComposition(int display);
int Plan(std::map<int, DrmDisplayCompositor> &compositor_map, int display);
int DisableUnusedPlanes(int display);
private:
DrmComposition(const DrmComposition &) = delete;
DrmResources *drm_;
Importer *importer_;
Planner *planner_;
std::vector<DrmPlane *> primary_planes_;
std::vector<DrmPlane *> overlay_planes_;
std::vector<DrmCompositionDisplayPlane> comp_plane_group;
/*
* This _must_ be read-only after it's passed to QueueComposition. Otherwise
* locking is required to maintain consistency across the compositor threads.
*/
std::map<int, std::unique_ptr<DrmDisplayComposition>> composition_map_;
};
}
#endif // ANDROID_DRM_COMPOSITION_H_