Pre-defined values

Used with globalflags userdef or globalflags DEF command

Value	Label	Description
1	GLOBAL_NO_GL_TILESHADES	Disable tile shades (aka palette emulation) in OpenGL
2	GLOBAL_NO_GL_FULLBRIGHT	Disable fullbright colors in OpenGL
4	GLOBAL_NO_GL_FOGSHADE	Make visibility the same for all shades in OpenGL. WIth this, positive shades won't appear darker with visibility, and negative shades won't appear brighter (and negative shades will have virtually no difference from shade zero). As a result, positive shades won't look even darker with distance, while negative shades will look the

define GLOBAL_NO_GL_TILESHADES          0x00000001
define GLOBAL_NO_GL_FULLBRIGHT          0x00000002
define GLOBAL_NO_GL_FOGSHADE            0x00000004