Module rgb::alt [−][src]
Expand description
BGR/BGRA alernative layouts & grayscale
BGR might be useful for some Windows or OpenGL APIs.
Structs
A+BGR
A+RGB
RGB in reverse byte order
BGR+A
Grayscale. Use .0 or * (deref) to access the value.
Grayscale with alpha. Use .0/.1 to access.
Type Definitions
8-bit ABGR, alpha is first. 0 = transparent, 255 = opaque.
16-bit ABGR in machine’s native endian. 0 = transparent, 65535 = opaque.
8-bit ARGB, alpha is first. 0 = transparent, 255 = opaque.
16-bit ARGB in machine’s native endian. 0 = transparent, 65535 = opaque.
8-bit BGR
16-bit BGR in machine’s native endian
8-bit BGRA
16-bit BGR in machine’s native endian
8-bit gray
16-bit gray in machine’s native endian
8-bit gray with alpha in machine’s native endian
16-bit gray with alpha in machine’s native endian