Texture Alpha Sources

Macros
#define	GW_TEX_ZERO   0
	Use no alpha value.
#define	GW_TEX_SOURCE   1
	Use the source alpha.
#define	GW_TEX_TEXTURE   2
	Use the texture alpha.
#define	GW_TEX_CONSTANT   3
	Use a constant BGRA color as an alpha.
#define	GW_TEX_PREVIOUS   4
	Use the previous texture stage alpha.

Detailed Description

Macro Definition Documentation

GW_TEX_ZERO

#define GW_TEX_ZERO   0

Use no alpha value.

GW_TEX_SOURCE

#define GW_TEX_SOURCE   1

Use the source alpha.

GW_TEX_TEXTURE

#define GW_TEX_TEXTURE   2

Use the texture alpha.

GW_TEX_CONSTANT

#define GW_TEX_CONSTANT   3

Use a constant BGRA color as an alpha.

GW_TEX_PREVIOUS

#define GW_TEX_PREVIOUS   4

Use the previous texture stage alpha.