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Diffstat (limited to 'services/surfaceflinger/DisplayHardware/HWComposer.h')
-rw-r--r-- | services/surfaceflinger/DisplayHardware/HWComposer.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.h b/services/surfaceflinger/DisplayHardware/HWComposer.h new file mode 100644 index 0000000..5a9e9eb --- /dev/null +++ b/services/surfaceflinger/DisplayHardware/HWComposer.h @@ -0,0 +1,75 @@ +/* + * 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 ANDROID_SF_HWCOMPOSER_H +#define ANDROID_SF_HWCOMPOSER_H + +#include <stdint.h> +#include <sys/types.h> + +#include <EGL/egl.h> + +#include <hardware/hwcomposer.h> + +namespace android { +// --------------------------------------------------------------------------- + +class String8; + +class HWComposer +{ +public: + + HWComposer(); + ~HWComposer(); + + status_t initCheck() const; + + // tells the HAL what the framebuffer is + void setFrameBuffer(EGLDisplay dpy, EGLSurface sur); + + // create a work list for numLayers layer + status_t createWorkList(size_t numLayers); + + // Asks the HAL what it can do + status_t prepare() const; + + // commits the list + status_t commit() const; + + // release hardware resources + status_t release() const; + + size_t getNumLayers() const; + hwc_layer_t* getLayers() const; + + // for debugging + void dump(String8& out, char* scratch, size_t SIZE) const; + +private: + hw_module_t const* mModule; + hwc_composer_device_t* mHwc; + hwc_layer_list_t* mList; + size_t mCapacity; + hwc_display_t mDpy; + hwc_surface_t mSur; +}; + + +// --------------------------------------------------------------------------- +}; // namespace android + +#endif // ANDROID_SF_HWCOMPOSER_H |