workbench/hidds/vmwaresvga/vmwaresvga_bitmap.h

   1 /*
   2     Copyright © 1995-2019, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #ifndef _VMWARESVGA_BITMAP_H
   7 #define _VMWARESVGA_BITMAP_H
   8
   9 #include <hidd/gfx.h>
  10
  11 #include "vmwaresvga_mouse.h"
  12
  13 /* This attribute interface is common for both vga onscreen and offscreen bitmap
  14    classes, although they don't have a common superclass */
  15
  16 #define IID_Hidd_VMWareSVGABitMap "hidd.bitmap.vmwaresvga"
  17
  18 #define HiddVMWareSVGABitMapAttrBase __abHidd_VMWareGfxBitMap
  19 /* extern OOP_AttrBase HiddVMWareSVGABitMapAttrBase; */
  20
  21 enum {
  22         aoHidd_VMWareSVGABitMap_Drawable,
  23         num_Hidd_VMWareSVGABitMap_Attrs
  24 };
  25
  26 #define aHidd_VMWareSVGABitMap_Drawable (HiddVMWareSVGABitMapAttrBase + aoHidd_VMWareSVGABitMap_Drawable)
  27
  28 /* This structure is used for both onscreen and offscreen VGA bitmaps !! */
  29
  30 #define IS_BM_ATTR(attr, idx) ( ( (idx) = (attr) - HiddBitMapAttrBase) < num_Hidd_BitMap_Attrs)
  31 #define IS_VMWareSVGABM_ATTR(attr, idx) ( ( (idx) = (attr) - HiddVMWareSVGABitMapAttrBase) < num_Hidd_VMWareSVGABitMap_Attrs)
  32
  33 /* This structure is used as instance data for both the
  34    onbitmap and offbitmap classes. */
  35
  36 struct Box
  37 {
  38     int x1, y1;
  39     int x2, y2;
  40 };
  41
  42 struct HWRegs {
  43     UBYTE clt[768];
  44 };
  45
  46 struct BitmapData {
  47     struct HWRegs       regs;
  48     struct HWData       *data;
  49     struct SignalSemaphore bmsem;
  50
  51     UBYTE               *VideoData;             /* Pointing to video data */
  52     ULONG               width;                  /* Width of bitmap */
  53     ULONG               height;                 /* Height of bitmap */
  54     UBYTE               bytesperpix;
  55     ULONG               cmap[16];               /* ColorMap */
  56     BYTE                bpp;                    /* 8 -> chunky; planar otherwise */
  57     BYTE                disp;                   /* !=0 - displayable */
  58     struct MouseData    *mouse;
  59 };
  60
  61 #define LOCK_BITMAP                 { ObtainSemaphore(&data->bmsem); }
  62 #define UNLOCK_BITMAP               { ReleaseSemaphore(&data->bmsem); }
  63
  64 /* Only include vmwaresvgahardware.h now so that struct Box is known */
  65
  66 #include "vmwaresvga_hardware.h"
  67
  68 #endif /* _VMWARESVGA_BITMAP_H */