VOID NTAPI LlbVideoClearScreen ( IN BOOLEAN OsLoader )

Definition at line 310 of file video.c.

Referenced by LlbFwVideoClearScreen(), and LlbStartup().

{
    ULONG ScreenSize, p;
    ULONG BackColor;
    PUSHORT VideoBuffer;
    
    /* Get frame buffer and reset cursor position */
    VideoBuffer = LlbHwGetFrameBuffer();
    ScreenCursor = 0;
    
    /* Backcolor on this machine */
    if (OsLoader)
    {
        /* Black */
        BackColor = 0;
    }
    else
    {
        /* Deep blue */
#ifdef BLUE_SCREEN
        BackColor = LlbHwVideoCreateColor(14, 0, 82);
#else
        BackColor = LlbHwVideoCreateColor(0, 0, 0);
#endif
        BackColor = (BackColor << 16) | BackColor;
    }
    
    /* Screen size on this machine */
    ScreenSize = LlbHwGetScreenWidth() * LlbHwGetScreenHeight();
    
    /* Clear the screen with the given color */
    for (p = 0; p < ScreenSize * 2; p += 4)
    {
        *(PULONG)((PCHAR)VideoBuffer + p) = BackColor;
    }
}

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