掌機 - TRIMUI - Screen Tearing Test

main.c

#include <stdio.h>
#include <stdlib.h>
#include <SDL.h>

int main(int argc, char **argv)
{
    uint32_t cnt = 0;
    SDL_Surface *screen = NULL;
    uint32_t col[] = {0xf800, 0x7e0, 0x001f};

    SDL_Init(SDL_INIT_VIDEO);
    screen = SDL_SetVideoMode(320, 240, 16, SDL_SWSURFACE | SDL_DOUBLEBUF);
    while (cnt < 600)
    {
        cnt += 1;
        SDL_FillRect(screen, &screen->clip_rect, col[cnt % 3]);
        SDL_Flip(screen);
        SDL_Delay(1000 / 60);
    }
    SDL_Quit();
    return 0;
}

updater

#!/bin/sh
dir=`dirname $0`
cd $dir

killall updateui
killall keymon
LD_LIBRARY_PATH=/usr/trimui/lib ./main

編譯

$ arm-linux-gnueabi-gcc main.c -o main -I/usr/include/SDL /xxx/usr/trimui/lib/libSDL-1.2.so.0

P.S. libSDL-1.2.so.0是從機器複製出來的

打包

$ zip TrimuiUpdateV9999_tearing.zip updater main

刷入TrimuiUpdateV9999_tearing.zip就可以測試閃屏問題，可以看出目前TRIMUI(trimui_model_S_dark_V0.105_en.img)還是存在閃屏問題