2016-03-27 14:10:31 -07:00
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/*
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* Copyright (c) Pavol Rusnak, SatoshiLabs
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*
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2016-05-28 05:37:32 -07:00
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* Licensed under TREZOR License
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* see LICENSE file for details
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2016-03-27 14:10:31 -07:00
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*/
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2016-04-28 12:43:22 -07:00
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#include <stdlib.h>
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2017-03-17 06:14:00 -07:00
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#ifndef TREZOR_NOUI
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2016-10-03 10:56:45 -07:00
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#include <SDL2/SDL.h>
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2017-03-17 06:14:00 -07:00
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#include <SDL2/SDL_image.h>
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2016-03-27 14:10:31 -07:00
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2017-10-02 07:48:24 -07:00
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static SDL_Renderer *RENDERER;
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static SDL_Surface *BUFFER;
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2018-02-24 17:09:52 -08:00
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static SDL_Texture *TEXTURE, *BACKGROUND;
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2018-02-18 06:50:15 -08:00
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static struct {
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struct {
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uint16_t x, y;
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} start;
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struct {
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uint16_t x, y;
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} end;
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struct {
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uint16_t x, y;
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} pos;
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} PIXELWINDOW;
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2016-03-27 14:10:31 -07:00
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2018-02-15 08:57:30 -08:00
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void PIXELDATA(uint16_t c) {
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2017-10-02 07:22:27 -07:00
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if (!RENDERER) {
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display_init();
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}
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2018-02-18 06:50:15 -08:00
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if (PIXELWINDOW.pos.x <= PIXELWINDOW.end.x && PIXELWINDOW.pos.y <= PIXELWINDOW.end.y) {
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((uint16_t *)BUFFER->pixels)[PIXELWINDOW.pos.x + PIXELWINDOW.pos.y * BUFFER->pitch / sizeof(uint16_t)] = c;
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2016-03-27 14:10:31 -07:00
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}
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2018-02-18 06:50:15 -08:00
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PIXELWINDOW.pos.x++;
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if (PIXELWINDOW.pos.x > PIXELWINDOW.end.x) {
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PIXELWINDOW.pos.x = PIXELWINDOW.start.x;
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PIXELWINDOW.pos.y++;
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2016-03-27 14:10:31 -07:00
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}
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}
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2017-03-17 06:14:00 -07:00
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#else
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2018-02-15 08:57:30 -08:00
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#define PIXELDATA(X) (void)(X)
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#endif
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2016-03-27 14:10:31 -07:00
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2017-10-20 06:25:24 -07:00
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void display_init(void)
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2016-03-27 14:10:31 -07:00
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{
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2017-03-17 06:14:00 -07:00
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#ifndef TREZOR_NOUI
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2016-03-27 14:10:31 -07:00
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if (SDL_Init(SDL_INIT_VIDEO) != 0) {
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2017-12-07 03:44:38 -08:00
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printf("%s\n", SDL_GetError());
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ensure(secfalse, "SDL_Init error");
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2016-03-27 14:10:31 -07:00
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}
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2017-12-07 06:31:23 -08:00
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atexit(SDL_Quit);
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2018-02-24 17:09:52 -08:00
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SDL_Window *win = SDL_CreateWindow("TREZOR Emulator", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, WINDOW_WIDTH, WINDOW_HEIGHT, SDL_WINDOW_SHOWN);
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2016-03-27 14:10:31 -07:00
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if (!win) {
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2017-12-07 03:44:38 -08:00
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printf("%s\n", SDL_GetError());
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ensure(secfalse, "SDL_CreateWindow error");
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2016-03-27 14:10:31 -07:00
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}
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2017-03-16 11:14:12 -07:00
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RENDERER = SDL_CreateRenderer(win, -1, SDL_RENDERER_ACCELERATED);
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2016-03-27 14:10:31 -07:00
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if (!RENDERER) {
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2017-12-07 03:44:38 -08:00
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printf("%s\n", SDL_GetError());
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2016-03-27 14:10:31 -07:00
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SDL_DestroyWindow(win);
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2017-12-07 03:44:38 -08:00
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ensure(secfalse, "SDL_CreateRenderer error");
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2016-03-27 14:10:31 -07:00
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}
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2018-02-24 15:55:33 -08:00
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SDL_SetRenderDrawColor(RENDERER, 0, 0, 0, 255);
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2016-03-27 14:10:31 -07:00
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SDL_RenderClear(RENDERER);
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2017-10-02 07:47:45 -07:00
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BUFFER = SDL_CreateRGBSurface(0, MAX_DISPLAY_RESX, MAX_DISPLAY_RESY, 16, 0xF800, 0x07E0, 0x001F, 0x0000);
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2016-09-24 07:53:43 -07:00
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TEXTURE = SDL_CreateTexture(RENDERER, SDL_PIXELFORMAT_RGB565, SDL_TEXTUREACCESS_STREAMING, DISPLAY_RESX, DISPLAY_RESY);
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2018-02-24 15:55:33 -08:00
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SDL_SetTextureBlendMode(TEXTURE, SDL_BLENDMODE_BLEND);
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2018-02-24 17:09:52 -08:00
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// TODO: find better way how to embed/distribute background image
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BACKGROUND = IMG_LoadTexture(RENDERER, "../embed/unix/background.jpg");
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if (BACKGROUND) {
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SDL_SetTextureBlendMode(BACKGROUND, SDL_BLENDMODE_NONE);
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}
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2017-10-02 07:29:21 -07:00
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DISPLAY_BACKLIGHT = 0;
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DISPLAY_ORIENTATION = 0;
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2017-03-17 06:14:00 -07:00
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#endif
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2016-03-27 14:10:31 -07:00
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}
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2017-11-10 11:26:54 -08:00
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static void display_set_window(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1)
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2016-05-11 12:05:08 -07:00
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{
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2017-03-17 06:14:00 -07:00
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#ifndef TREZOR_NOUI
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2017-10-02 07:22:27 -07:00
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if (!RENDERER) {
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display_init();
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}
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2018-02-18 06:50:15 -08:00
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PIXELWINDOW.start.x = x0; PIXELWINDOW.start.y = y0;
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PIXELWINDOW.end.x = x1; PIXELWINDOW.end.y = y1;
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PIXELWINDOW.pos.x = x0; PIXELWINDOW.pos.y = y0;
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2017-03-17 06:14:00 -07:00
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#endif
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2016-03-27 14:10:31 -07:00
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}
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2016-10-03 02:52:19 -07:00
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void display_refresh(void)
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2016-03-27 14:10:31 -07:00
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{
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2017-03-17 06:14:00 -07:00
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#ifndef TREZOR_NOUI
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2017-10-02 07:22:27 -07:00
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if (!RENDERER) {
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display_init();
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}
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2018-02-24 17:09:52 -08:00
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if (BACKGROUND) {
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SDL_RenderCopy(RENDERER, BACKGROUND, NULL, NULL);
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} else {
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SDL_RenderClear(RENDERER);
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}
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2016-10-05 15:02:46 -07:00
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SDL_UpdateTexture(TEXTURE, NULL, BUFFER->pixels, BUFFER->pitch);
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2018-02-24 15:55:33 -08:00
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#define BACKLIGHT_NORMAL 150
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SDL_SetTextureAlphaMod(TEXTURE, MIN(255, 255 * DISPLAY_BACKLIGHT / BACKLIGHT_NORMAL));
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2018-02-24 17:09:52 -08:00
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const SDL_Rect r = {DISPLAY_TOUCH_OFFSET_X, DISPLAY_TOUCH_OFFSET_Y, DISPLAY_RESX, DISPLAY_RESY};
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2017-03-17 07:27:11 -07:00
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SDL_RenderCopyEx(RENDERER, TEXTURE, NULL, &r, DISPLAY_ORIENTATION, NULL, 0);
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2016-03-27 14:10:31 -07:00
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SDL_RenderPresent(RENDERER);
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2017-03-17 06:14:00 -07:00
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#endif
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2016-03-27 14:10:31 -07:00
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}
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2016-03-29 06:31:41 -07:00
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2017-03-08 08:36:11 -08:00
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static void display_set_orientation(int degrees)
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2016-03-29 06:31:41 -07:00
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{
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2018-02-24 15:55:33 -08:00
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display_refresh();
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2016-04-03 06:26:49 -07:00
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}
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2016-10-05 15:02:46 -07:00
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2017-03-08 08:36:11 -08:00
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static void display_set_backlight(int val)
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2016-10-05 15:02:46 -07:00
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{
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2018-02-24 15:55:33 -08:00
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display_refresh();
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2017-03-17 06:14:00 -07:00
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}
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void display_save(const char *filename)
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{
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#ifndef TREZOR_NOUI
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2017-10-02 07:22:27 -07:00
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if (!RENDERER) {
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display_init();
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}
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2017-03-17 06:14:00 -07:00
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IMG_SavePNG(BUFFER, filename);
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#endif
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2016-10-05 15:02:46 -07:00
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}
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