namespace android {
+class DrmDisplayCompositor;
+
struct DrmCompositionDisplayLayersMap {
int display;
std::vector<DrmHwcLayer> layers;
std::unique_ptr<DrmDisplayComposition> TakeDisplayComposition(int display);
DrmDisplayComposition *GetDisplayComposition(int display);
+
+ int Plan(std::map<int, DrmDisplayCompositor> &compositor_map);
int DisableUnusedPlanes();
private: