简而言之,Color Checker 2005的18号色块(Cyan)不在sRGB域内(如下图所示,在蓝色虚线外的红色圆点就是Cyan色块),因此该色块在XYZ域转RGB域之后,R值会小于0,需要Clip至0。 当然也可以通过使用判断叉积是否大于0的方式确定指定xy坐标是否处于RGB space的内部。其代码如下: double m_pPrimarieList[4][2] = { {...
RGB cyan colors. Cyan RGB color code Cyan Hex/RGB color code = #00FFFF = 0*65536+255*256+255 = (0,255,255) RED=0, GREEN=255, BLUE=255 Cyan color codes chart ColorHTML / CSSColor NameHex Code#RRGGBBDecimal Code(R,G,B) lightcyan #E0FFFF rgb(224,255,255) cyan #00FFFF rgb(0,...
, 56. Special values include xlColorIndexAutomatic (-4105) and xlColorIndexNone (-4142).Examples of the ColorIndex property:xlRange.Value = "excel" xlRange.Interior.ColorIndex = 48 xlRange.Font.ColorIndex = 20 xlRange.Borders.ColorIndex = 3 xlRange.Characters(1, 2).Font.ColorIndex...
Get the complete list of basic and extended color keywords as well as their hex and RGB color values. You can further fine tune the color using shades option.
In subtractive color theory, all colors mix to yield black. Link to "How the Eye Sees Color" for more information about why this color system is subtractive. The CMYK Color System Cyan - Magenta - Yellow - Black In the print industry, cyan, magenta, yellow and black are used as the pr...
XlRgbColor 枚举 参考 反馈 定义 命名空间: Microsoft.Office.Interop.Excel 程序集: Microsoft.Office.Interop.Excel.dll 指定RGB 颜色。 C# 复制 public enum XlRgbColor 继承 Enum XlRgbColor 字段 展开表 名称值说明 rgbBlack 0 黑色 rgbMaroon 128 褐紫红 rgbDarkRed 139 深红色 ...
N RGB color values and corresponding CMYK color values are used as the input and desired output of a learning sample, so as to obtain the learning sample; and in the step of model learning, aiming at the learning sample, the mapping model is trained by using a back propagation (BP) algo...
Here is an interesting piece of code for poping color selection window. */ static void Jimmy_colorsChoose(Args _args) { #DEFINE.COLORVALUE (64) int r, g, b; container chosenColor; Binary customColors = new Binary(#COLORVALUE); CCColor colorValue; ; chosenColor = WinAPI::chooseColor(inf...
Cyan 0 255 255 Red 255 0 0 Magenta 255 0 255 Yellow 255 255 0 White 255 255 255 The RGB color values returned by this function are incompatible with those used by the Macintosh operating system. They may be used within the context of Microsoft applications for the Macintosh, but should ...
// calculate values for the three axes of the color. double p = bri * (1.0 - sat); double q = bri * (1.0 - (sat * fractionalSector)); double t = bri * (1.0 - (sat * (1 - fractionalSector))); // assign the fractional colors to r, g, and b based on the sector the ...