Beispiel #1
0
        /// <summary>
        ///     Creates a new <see cref="HardwareDisplayDriver" />
        /// </summary>
        /// <param name="devicePath">The device handle location</param>
        public HardwareDisplayDriver(string devicePath)
        {
            DevicePath = devicePath;

            _handle = NativeUnixStreamMethods.Open(DevicePath, 0, UnixFileMode.WriteOnly);

            var vinfo = GetVarScreenInfo();

            VisibleWidth  = (int)vinfo.VisibleResolutionX;
            VisibleHeight = (int)vinfo.VisibleResolutionY;
            VirtualWidth  = (int)vinfo.VirtualResolutionX;
            VirtualHeight = (int)vinfo.VirtualResolutionY;
            Framebuffer   = new HardwareFramebuffer(devicePath, VisibleWidth, VisibleHeight, VirtualWidth, VirtualHeight);

            vinfo.AccelFlags         = 0x01;
            vinfo.Width              = 0xFFFFFFFF;
            vinfo.Height             = 0xFFFFFFFF;
            vinfo.Rotate             = 1;
            vinfo.PixClock           = 160000000;
            vinfo.VisibleResolutionX = 1872;
            vinfo.VisibleResolutionY = 1404;
            vinfo.LeftMargin         = 32;
            vinfo.RightMargin        = 326;
            vinfo.UpperMargin        = 4;
            vinfo.LowerMargin        = 12;
            vinfo.HSyncLen           = 44;
            vinfo.VSyncLen           = 1;
            vinfo.Sync         = FbSync.None;
            vinfo.VMode        = FbVMode.NonInterlaced;
            vinfo.BitsPerPixel = sizeof(short) * 8;

            PutVarScreenInfo(vinfo);
        }
 /// <summary>
 ///     Creates a new <see cref="Rgb565FramebufferDecoder" />
 /// </summary>
 /// <param name="framebuffer">The hardware framebuffer to read data from</param>
 /// <param name="area">The rectangular area to read from the framebuffer</param>
 public Rgb565FramebufferDecoder(HardwareFramebuffer framebuffer, Rectangle area)
 {
     _framebuffer = framebuffer;
     _area        = area;
 }
 /// <summary>
 ///     Creates a new <see cref="Rgb565FramebufferEncoder" />
 /// </summary>
 /// <param name="framebuffer">The hardware framebuffer to write data to</param>
 /// <param name="srcArea">The area of the source image to encode</param>
 /// <param name="destPoint">The location to place the top-leftmost corner of the source area on the destination framebuffer</param>
 public Rgb565FramebufferEncoder(HardwareFramebuffer framebuffer, Rectangle srcArea, Point destPoint)
 {
     _framebuffer = framebuffer;
     _srcArea     = srcArea;
     _destPoint   = destPoint;
 }