red green blue alpha

Argb-alpha,red,green,blueA color mode, which is the RGB color mode, attaches an alpha (transparency) channel, which is common in 32-bit bitmap storage structures.Alpha, image channel, full strength ff, means no transparency, i.e. opaque, no strength

Alpha blending is often useful. Wait for me to study hard.I. INTRODUCTIONFirst look at the alpha channel, the alpha channel is the computer to store the image transparency information channel, it is a 8-bit grayscale channel, with 256 levels of gray

  Reproduced in: http://blog.csdn.net/Crazyjumper/archive/2007/12/26/1968567.aspx Reproduced in: http://blog.csdn.net/Crazyjumper/archive/2007/12/26/1968567.aspx Reproduced in: http://blog.csdn.net/Crazyjumper/archive/2007/12/26/1968567.aspx Hello

Since cloud wind started using the Pentium 200mmx CPU in March this year, it has been considering how to use the MMX technology to accelerate the Alpha hybrid operation, especially for the currently commonly used high-color mode. previously, a

reprinted from the Wind Yu Chong Unity3d Tutorial CollegeIntroduction: This and the next talk mainly about alpha is transparent channel related content. RGBA, where the final display on the screen is only RGB, which is a red-green-blue color, and

If the original article needs to be reproduced, please note: Reprinted from Fengyu Chong unity3d tutorial Institute  Lecture on shader 12thAlpha Testing Introduction: this and the next sections focus on Alpha, that is, the content related to

The three attributes in the UIView are much more, especially when the alpha and opaque are not very well separated, and are slightly sorted out:Alpha (opacity)Alpha is the opacity, the property is a floating-point type of value, the value range from

The colors supported by the Android system are made up of 4 values, the first 3 RGB, which is what we often call the three primary colors (red, green, blue), and the last value is a, which is alpha. These 4 values are between 0~255. A smaller color

The Android system supports colors that are made up of 4 values, the first 3 RGB, the three primary colors we often say (red, green, and blue), and the last value is a, which is alpha. These 4 values are 0~255 between the two. The smaller the color

One, about "add" mode Formula for Add mode: [(source 1+ Source 2)/Zoom]+ compensation = Result From the formula, the result can be adjusted by scaling values and compensation values, if the scaling is 1 and the compensation value is 0, then the