557fa1f45e
This CL defines minui_backend as an interface, and expresses the three backends (adf, drm and fbdev) as subclasses to the interface. Test: 'Run graphics test' on N9, Pixel C and N5X. Change-Id: I0e23951c7b2e2ff918957a8d9fc8b0085b6e5952
44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
/*
|
|
* Copyright (C) 2017 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 _GRAPHICS_FBDEV_H_
|
|
#define _GRAPHICS_FBDEV_H_
|
|
|
|
#include <linux/fb.h>
|
|
|
|
#include "graphics.h"
|
|
#include "minui/minui.h"
|
|
|
|
class MinuiBackendFbdev : public MinuiBackend {
|
|
public:
|
|
GRSurface* Init() override;
|
|
GRSurface* Flip() override;
|
|
void Blank(bool) override;
|
|
~MinuiBackendFbdev() override;
|
|
MinuiBackendFbdev();
|
|
|
|
private:
|
|
void SetDisplayedFramebuffer(unsigned n);
|
|
|
|
GRSurface gr_framebuffer[2];
|
|
bool double_buffered;
|
|
GRSurface* gr_draw;
|
|
int displayed_buffer;
|
|
fb_var_screeninfo vi;
|
|
int fb_fd;
|
|
};
|
|
|
|
#endif // _GRAPHICS_FBDEV_H_
|