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display24.h
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1995-11-08
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/*
* display24.h Michael Saunby M.Saunby@reading.ac.uk
*
* Release 1.0
*
* Display 24 bit RGB data using the Albert HAM8 screen.
*/
/* Pubscreen name */
#define HAM8_ALBERT_NAME "HAM-8 Albert"
/* Port name - used for palette queries */
#define HAM8_ALBERT_PORT HAM8_ALBERT_NAME
/* Maximum run of pixels dervied from previous
* 20 looks a bit messy, 40 is OK
* If MAX_HAMSLIP is not defined we dont do this
*/
/* #define MAX_HAMSLIP 40 */
int StandardPalette (struct ViewPort * vp, UWORD shared);
/* 0 == OK, n == NUMBER OF ERRORS */
VOID ReleasePens (struct ViewPort * vp);
/*
* WritePixelArray24() - See WritePixelArray8() for info on temprp etc.
*/
__regargs VOID
WritePixelArray24 (struct RastPort * rp, const UWORD xstart,
const UWORD ystart, const UWORD width, const UWORD height,
UBYTE r[], UBYTE g[], UBYTE b[],
UBYTE * pen_array, struct RastPort * temprp);
/*
* WritePixel24() - The important thing here is to fix the next pixel as
* many other pixels may depend on it being right.
*/
__regargs VOID
WritePixel24 (struct RastPort * rp, const UWORD xcoord,
const UWORD ycoord, const UBYTE r, const UBYTE g, const UBYTE b);