Esempio n. 1
0
 internal FormatChannel(FormatChannelIndex channel, FormatChannelType type, int bits)
 {
     this.channel = channel;
     this.type    = type;
     this.bits    = bits;
 }
Esempio n. 2
0
        internal Format(PixelInternalFormat?internalFormat, PixelFormat format, PixelType?type, int rows, int columns, FormatChannelType channelType, int channelBits)
            : this(internalFormat, format, type)
        {
            int realCount = (rows == -1 || rows == -2) ? 1 : (rows == -3) ? 2 : rows;

            FormatChannel[,] channels = new FormatChannel[rows, columns];

            if (rows == -1)
            {
                channels[0, 0] = new FormatChannel(FormatChannelIndex.Depth, channelType, channelBits);
            }
            else if (rows == -2)
            {
                channels[1, 0] = new FormatChannel(FormatChannelIndex.Stencil, channelType, channelBits);
            }
            else if (rows < 0)
            {
                throw new Exception();
            }
            else
            {
                for (int column = 0; column < columns; column++)
                {
                    for (int row = 0; row < rows; row++)
                    {
                        FormatChannelIndex index;

                        if (columns > 1)
                        {
                            index = FormatChannelIndex.Cell;
                        }
                        else if (format == PixelFormat.Bgr || format == PixelFormat.Bgra)
                        {
                            switch (row)
                            {
                            case 0: index = FormatChannelIndex.Blue; break;

                            case 1: index = FormatChannelIndex.Green; break;

                            case 2: index = FormatChannelIndex.Red; break;

                            case 3: index = FormatChannelIndex.Alpha; break;

                            default: throw new Exception();
                            }
                        }
                        else
                        {
                            switch (row)
                            {
                            case 0: index = FormatChannelIndex.Red; break;

                            case 1: index = FormatChannelIndex.Green; break;

                            case 2: index = FormatChannelIndex.Blue; break;

                            case 3: index = FormatChannelIndex.Alpha; break;

                            default: throw new Exception();
                            }
                        }

                        channels[row, column] = new FormatChannel(index, channelType, channelBits);
                    }
                }
            }

            this.channels = new FormatChannelCollection(channels);
            SetupChannels();
        }