arch/m68k-amiga/hidd/p96gfx/p96gfx_bitmap.h

   1 /*
   2     Copyright  1995-2019, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #ifndef _P96GFXBITMAP_H
   7 #define _P96GFXBITMAP_H
   8
   9 #define IID_Hidd_BitMap_P96 "hidd.bitmap.p96"
  10
  11 #include "p96gfx_rtg.h"
  12
  13 /* This structure is used as instance data for the bitmap class. */
  14
  15 struct bm_data
  16 {
  17     struct MinNode node;
  18     struct SignalSemaphore bmLock;
  19     OOP_Object          *pixfmtobj;     /* Cached pixelformat object */
  20     OOP_Object          *gfxhidd;       /* Cached driver object */
  21     ULONG rgbformat;
  22     UBYTE *VideoData;
  23     ULONG memsize;
  24     BOOL invram;
  25     WORD width, height, align;
  26     WORD bytesperpixel;
  27     WORD bytesperline;
  28     UBYTE *palette;
  29     WORD topedge, leftedge;
  30     WORD locked;
  31 };
  32
  33 #define LOCK_BITMAP(data)    {ObtainSemaphore(&(data)->bmLock);}
  34 #define TRYLOCK_BITMAP(data) (AttemptSemaphore(&(data)->bmLock))
  35 #define UNLOCK_BITMAP(data)  {ReleaseSemaphore(&(data)->bmLock);}
  36
  37 #endif