greenBarSpacing  = GREEN_BAR_SPACING[(int)interfaceSize] * pixelMultiplier;

            blueBarSpacing   = BLUE_BAR_SPACING[(int)interfaceSize] * pixelMultiplier;

            swatchTestWidth  = SWATCH_TEST_WIDTH[(int)interfaceSize] * pixelMultiplier;

        }

        public void SetInterfaceSize(InterfaceSize interfaceSize)

        {

            this.interfaceSize = interfaceSize;

            swatchHeight = SWATCH_HEIGHT[(int)interfaceSize] * pixelMultiplier;

            swatchWidth = SWATCH_WIDTH[(int)interfaceSize] * pixelMultiplier;

            colorBarWidth = COLOR_BAR_WIDTH[(int)interfaceSize] * pixelMultiplier;

            redBarSpacing = RED_BAR_SPACING[(int)interfaceSize] * pixelMultiplier;

            greenBarSpacing = GREEN_BAR_SPACING[(int)interfaceSize] * pixelMultiplier;

            blueBarSpacing = BLUE_BAR_SPACING[(int)interfaceSize] * pixelMultiplier;

            swatchTestWidth = SWATCH_TEST_WIDTH[(int)interfaceSize] * pixelMultiplier;

        }

        unsafe private void ColorAt(byte *pixBytes, int x, int y, int stride, out byte r, out byte g, out byte b)

        {

            int pixelStart = (y * stride) + (x * 3);

                    r = pixBytes[pixelStart];

                    g = pixBytes[pixelStart + 1];

                    b = pixBytes[pixelStart + 2];

        }

        private bool IsDarkPixel(int r, int g, int b)

        {

            return ((r < 0x46) && (g < 0x46) && (b < 0x47));

        }

        private bool IsColorMatch(byte test_r, byte test_g, byte test_b, byte target_r, byte target_g, byte target_b)

        {

            return ((Math.Abs(test_r - target_r) <= COLOR_TOLERANCE) &&

                (Math.Abs(test_g - target_g) <= COLOR_TOLERANCE) &&

                (Math.Abs(test_b - target_b) <= COLOR_TOLERANCE));

        }

        unsafe private bool IsPossibleSwatchSlice(byte* pixBytes, int x, int y, int stride)

        {

            int testPixelStart = (y * stride) + (x * 3);

            byte r = pixBytes[testPixelStart];

            byte g = pixBytes[testPixelStart+1];

            byte b = pixBytes[testPixelStart+2];

            bool isDarkPixel = false;

            //bool isPapyAbove = false;

            //bool isPapyBelow = false;

            // 1.) Check if the top pixel is a dark pixel.

            isDarkPixel = IsDarkPixel(r, g, b); // ((r < 0x46) && (g < 0x46) && (b < 0x46));

            //// 2.) Check the pixel above it to see if it's from the papy texture.

            //int otherPixelStart = testPixelStart - stride;

            //isPapyAbove = ((otherPixelStart >= 0) &&

            //    IsPapyTexture(pixBytes[otherPixelStart++], pixBytes[otherPixelStart++], pixBytes[otherPixelStart]));

            //// 3.) Check the pixel below where the swatch should be to see if it's also from the papy texture.

            //otherPixelStart = testPixelStart + (stride * swatchHeight);

            //isPapyBelow = (IsPapyTexture(pixBytes[otherPixelStart++], pixBytes[otherPixelStart++], pixBytes[otherPixelStart]));

            //bool result = isDarkPixel && isPapyAbove && isPapyBelow;

            bool result = isDarkPixel;

            // grab the swatch color

            int swatchColorStart = testPixelStart + (2 * pixelMultiplier * stride); // 2 rows below the test pixel, skipping the faded color

            r = pixBytes[swatchColorStart];

            g = pixBytes[swatchColorStart+1];

            b = pixBytes[swatchColorStart+2];

            // scan the column from 2 below the top to 2 above the bottom to ensure the color matches

            for (int i = (2*pixelMultiplier); result && (i < swatchHeight-(2*pixelMultiplier)); ++i)

            {

                int otherPixelStart = testPixelStart + (stride * i);

                result &= IsColorMatch(pixBytes[otherPixelStart], pixBytes[otherPixelStart+1], pixBytes[otherPixelStart+2], r, g, b);

            }

            if (!result)

            {

                WriteLog("Swatch slice at {0}, {1} failed to match", x, y);

            }

            return result;

        }

        unsafe private bool IsPossibleSwatchUpperLeft(byte* pixBytes, int x, int y, int stride)

        {

            int testPixelStart = (y * stride) + (x * 3);

            if (testPixelStart < stride)

            {

                return false;

            }

            bool result = true;

            int solidLowerLeft = testPixelStart + ((swatchHeight - 4) * stride);

            int solidUpperRight = testPixelStart + ((swatchWidth - 4) * 3);

            int solidLowerRight = solidLowerLeft + ((swatchWidth - 4) * 3);

            byte swatch_r = pixBytes[solidUpperLeft];

            byte swatch_g = pixBytes[solidUpperLeft + 1];

            byte swatch_b = pixBytes[solidUpperLeft + 2];

            // Check the other 3 corners of the swatch size for color match

            result &= IsColorMatch(swatch_r, swatch_r, swatch_r, pixBytes[solidUpperRight], pixBytes[solidUpperRight + 1], pixBytes[solidUpperRight + 2]);

            result &= IsColorMatch(swatch_r, swatch_r, swatch_r, pixBytes[solidLowerLeft], pixBytes[solidLowerLeft + 1], pixBytes[solidLowerLeft + 2]);

            result &= IsColorMatch(swatch_r, swatch_r, swatch_r, pixBytes[solidLowerRight], pixBytes[solidLowerRight + 1], pixBytes[solidLowerRight + 2]);

            if (!result)

            {

                return false;

            }

            // scan down the right and left sides

            for (int yOff = 1; yOff < (swatchHeight - 5); ++yOff)

            {

                int testPixel = solidUpperLeft + (yOff * stride);

                result &= IsColorMatch(swatch_r, swatch_r, swatch_r, pixBytes[testPixel], pixBytes[testPixel + 1], pixBytes[testPixel + 2]);

                testPixel += ((swatchWidth - 1) * (x + 3));

                result &= IsColorMatch(swatch_r, swatch_r, swatch_r, pixBytes[testPixel], pixBytes[testPixel + 1], pixBytes[testPixel + 2]);

            }

            if (!result)

            {

                WriteLog("Failed to find left edge for potential swatch of color {2}, {3}, {4} at {0}, {1}", x, y, swatch_r, swatch_g, swatch_b);

                return false;

            }

            // test the left edge for dark pixels

            int i = 0;

            for (i = 0; result && (i < swatchHeight-pixelMultiplier); ++i)

            {

                int otherPixelStart = testPixelStart + (stride * i);

                result &= IsDarkPixel(pixBytes[otherPixelStart], pixBytes[otherPixelStart+1], pixBytes[otherPixelStart+2]);

            }

            if (!result)

            {

                // No dark border on the left side

                WriteLog("Failed to find left border for potential swatch of color {2}, {3}, {4} at {0}, {1}", x, y, swatch_r, swatch_g, swatch_b);

                return false;

            }

            // test the dark top border and for papyrus above and below the swatch

            bool borderError = false;

            int papyErrorCount = 0;

            for (i = 0; result && (i < swatchWidth); ++i)

            {

                int otherPixelStart = testPixelStart + (3 * i);

                bool isBorder = IsDarkPixel(pixBytes[otherPixelStart], pixBytes[otherPixelStart+1], pixBytes[otherPixelStart+2]);

                result &= isBorder;

                if (!isBorder)

                {

                    borderError = true;

                }

                if (otherPixelStart >= stride)

                {

                    otherPixelStart = otherPixelStart - stride;

                    papyErrorCount += (IsPapyTexture(pixBytes[otherPixelStart], pixBytes[otherPixelStart + 1], pixBytes[otherPixelStart + 2]) ? 0 : 1);

                }

                else

                {

                    papyErrorCount++;

                }

                // Checking along the bottom of the swatch - 

                otherPixelStart = testPixelStart + (stride * swatchHeight) + (3 * i);

                papyErrorCount += (IsPapyTexture(pixBytes[otherPixelStart], pixBytes[otherPixelStart+1], pixBytes[otherPixelStart+2]) ? 0 : 1);

            }

            result &= (papyErrorCount < (swatchWidth / 20)); // allow up to 5% error rate checking for papy texture, because this seems to be inconsistent

            if (!result && ((i > (swatchWidth*0.8)) || (papyErrorCount >= (swatchWidth/20))))

            {

                if (!borderError && (papyErrorCount < swatchWidth))

                {

                    WriteLog("Found a potential swatch candidate of width {0} at {1},{2} that had {3} failures matching papyrus texture", i, x, y, papyErrorCount);

                }

            }

            return result;

        }

        unsafe private bool TestPosition(int x, int y, byte* pixBytes, int screenshotWidth, int screenshotHeight, int stride, ref PaintColor reactedColor, ref int redPixelStart)

        {

            byte pixel_r, pixel_g, pixel_b;

            int pixelStart, otherPixelStart;

            bool colorMatch = true;

            // Look for the color swatch.

            pixelStart = (y * stride) + (x * 3);

            pixel_r = pixBytes[pixelStart];

            pixel_g = pixBytes[pixelStart + 1];

            pixel_b = pixBytes[pixelStart + 2];