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PgMap_t

Alpha blend map type

Synopsis:

  typedef struct _Pg_map {
          PhDim_t        dim;
          short unsigned bpl;
          short unsigned bpp;
          char *map;
          } PgMap_t;

Description:

The PgMap_t structure defines an alpha blend map. Its members include:

dim

A PhDim_t structure that defines the size of area covered by the map, in pixels.

bpl

The number of bytes per line.

bpp

The number of bits per pixel.

map

A pointer to the map itself.

Classification:

Photon

See also:

PgAlphaOff(), PgAlphaOn(), PgColor_t, PgSetAlpha(), PgSetAlphaBlend(), PhDim_t

"Alpha Blending Support" in the Raw Drawing and Animation chapter of the Photon Programmer's Guide