blob: 56f7401df93af1971d9271f9cfef037f1e7581cd [file] [log] [blame]
/*
* 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_OVERLAY_H_
#define _GRAPHICS_OVERLAY_H_
#include <linux/fb.h>
#include "graphics.h"
#include "minui/minui.h"
#ifdef MSM_BSP
typedef struct {
unsigned char *mem_buf;
int size;
int ion_fd;
int mem_fd;
struct ion_handle_data handle_data;
} memInfo;
#endif
class MinuiBackendOverlay : public MinuiBackend {
public:
GRSurface* Init() override;
GRSurface* Flip() override;
void Blank(bool) override;
~MinuiBackendOverlay() override;
MinuiBackendOverlay();
private:
void SetDisplayedFramebuffer(unsigned n);
bool target_has_overlay();
#ifdef MSM_BSP
int map_mdp_pixel_format();
void setDisplaySplit(void);
int getLeftSplit(void);
int getRightSplit(void);
int free_ion_mem(void);
int alloc_ion_mem(unsigned int size);
bool isDisplaySplit(void);
int allocate_overlay(int fd, GRSurface gr_fb[]);
int overlay_display_frame(int fd, void* data, size_t size);
int free_overlay(int fd);
#endif
GRSurface gr_framebuffer[2];
bool double_buffered;
GRSurface* gr_draw;
int displayed_buffer;
fb_var_screeninfo vi;
int fb_fd;
bool isMDP5;
int leftSplit;
int rightSplit;
size_t frame_size;
int overlayL_id;
int overlayR_id;
};
#endif // _GRAPHICS_OVERLAY_H_