firebrick#b22222178, 34, 340, 68%, 42% darkred#8b0000139, 0, 00, 100%, 27% orange 颜色名预览HEXRGBHSL lightsalmon#ffa07a255, 160, 12217, 100%, 74% coral#ff7f50255, 127, 8016, 100%, 66% tomato#ff6347255, 99, 719, 100%, 64% ...
一、openGL相关库1、openGL核心库,gl2、openGL实用程序库, glu3、openGL编程辅助库,aux4、openGL实用程序工具包 , glut5、Windows专用库,wgl其函数命名规则为 <库前缀><根命令><可选参数个数><可选参数类型>二、绘制一个矩形1、未使用裁剪#include <gl/glut.h gles 绘制矩形 取值范围 #include 可选参数 An...
178 34 34 #B22222 印度红 176 23 31 #B0171F 蓝色 0 0 255 #0000FF 栗色 176 48 96 #B03060 钴色 61 89 171 #3D59AB 粉红 255 192 203 #FFC0CB dodger blue 30 144 255 #1E90FF 草莓色 135 38 87 #872657 jackie blue 11 ...
firebrick#b22222178, 34, 340, 68%, 42% darkred#8b0000139, 0, 00, 100%, 27% orange 颜色名预览HEXRGBHSL lightsalmon#ffa07a255, 160, 12217, 100%, 74% coral#ff7f50255, 127, 8016, 100%, 66% tomato#ff6347255, 99, 719, 100%, 64% ...
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RGBA设置颜⾊ #define UIColorFromRGB(rgbValue) [UIColor colorWithRed:((float)((rgbValue & 0xFF0000) >> 16))/255.0 green:((float)((rgbValue & 0xFF00) >> 8))/255.0 blue:((float)(rgbValue & 0xFF))/255.0 alpha:1.0]#define UIColorFromRGBA(rgbValue) [UIColor colorWithRed:((...
2.5.178 LongRGBA Article 15/02/2019 TheLongRGBAstructure specifies a color as a combination of red, green, blue and alpha values. 0 1 2 3 4 5 6 7 8 9 1 0 1 2 3 4 5 6 7 8 9 2 0 1 2 3 4 5 6 7 8 9 3 0 1
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在调试ie8兼容性的问题时,发现ie8不支持rgba。 关于rgba(),即为颜色设置的方法函数,rgb代表颜色,a代表透明度。 如rgba(0,0,0,0.1)表示透明值为0.1的黑色。 如上,是一个红色透明的正方形的方块,但在ie8中不能正常显示,只能显示成一个透明的模块,也就是看不见了。 这时就需要使用ie的filter来解决rgba的...