rom/hidds/graphics/pixfmt.c

   1 /*
   2     Copyright © 1995-2013, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Pixelformat class
   6     Lang: English.
   7 */
   8
   9 /****************************************************************************************/
  10
  11 #include <proto/oop.h>
  12 #include <proto/utility.h>
  13
  14 #include <oop/oop.h>
  15 #include <utility/tagitem.h>
  16 #include <hidd/graphics.h>
  17 #include <libraries/cybergraphics.h>
  18
  19 #define DEBUG 0
  20 #include <aros/debug.h>
  21
  22 #include "graphics_intern.h"
  23
  24 /*****************************************************************************************
  25
  26     NAME
  27         aoHidd_PixFmt_CgxPixFmt
  28
  29     SYNOPSIS
  30         [..G], ULONG
  31
  32     LOCATION
  33         hidd.gfx.pixfmt
  34
  35     FUNCTION
  36         Returns pixelformat number according to CyberGraphX standard or -1
  37         if the pixelformat has no correct representation in CGX (for example,
  38         planar pixelformats).
  39
  40     NOTES
  41
  42     EXAMPLE
  43
  44     BUGS
  45
  46     SEE ALSO
  47         aoHidd_PixFmt_StdPixFmt
  48
  49     INTERNALS
  50
  51 *****************************************************************************************/
  52
  53 /****************************************************************************************/
  54
  55 OOP_Object *PF__Root__New(OOP_Class *cl, OOP_Object *o, struct pRoot_New *msg)
  56 {
  57     struct Library *OOPBase = CSD(cl)->cs_OOPBase;
  58     DECLARE_ATTRCHECK(pixfmt);
  59
  60     HIDDT_PixelFormat   pf;
  61     BOOL                ok = FALSE;
  62
  63     /* If no attrs are supplied, just create an empty pixfmt object */
  64
  65     EnterFunc(bug("PixFmt::New()\n"));
  66
  67     o = (OOP_Object *)OOP_DoSuperMethod(cl, o, (OOP_Msg)msg);
  68     if (NULL == o)
  69         ReturnPtr("PixFmt::New(Failed from superclass", OOP_Object *, NULL);
  70
  71     if (NULL == msg->attrList)
  72         ReturnPtr("PixFmt::New(empty)", OOP_Object *, o);
  73
  74     if (!parse_pixfmt_tags(msg->attrList, &pf, ATTRCHECK(pixfmt), CSD(cl) ))
  75     {
  76         D(bug("!!! ERROR PARSINF ATTRS IN PixFmt::New() !!!\n"));
  77     }
  78     else
  79     {
  80         ok = TRUE;
  81     }
  82
  83     if (!ok)
  84     {
  85         OOP_MethodID dispose_mid;
  86
  87         dispose_mid = OOP_GetMethodID(IID_Root, moRoot_Dispose);
  88         OOP_CoerceMethod(cl, o, (OOP_Msg)&dispose_mid);
  89
  90         o = NULL;
  91     }
  92
  93     ReturnPtr("PixFmt::New(Success)", OOP_Object *, o);
  94
  95 }
  96
  97 /****************************************************************************************/
  98
  99 static const BYTE hidd2cgx_pixfmt[] =
 100 {
 101     -1,
 102     -1,
 103     -1,
 104     PIXFMT_RGB24,
 105     PIXFMT_BGR24,
 106     PIXFMT_RGB16,
 107     PIXFMT_RGB16PC,
 108     PIXFMT_BGR16,
 109     PIXFMT_BGR16PC,
 110     PIXFMT_RGB15,
 111     PIXFMT_RGB15PC,
 112     PIXFMT_BGR15,
 113     PIXFMT_BGR15PC,
 114     PIXFMT_ARGB32,
 115     PIXFMT_BGRA32,
 116     PIXFMT_RGBA32,
 117     -1,
 118     PIXFMT_ARGB32,
 119     PIXFMT_BGRA32,
 120     PIXFMT_RGBA32,
 121     -1,
 122     PIXFMT_LUT8,
 123     -1
 124 };
 125
 126 VOID PF__Root__Get(OOP_Class *cl, OOP_Object *o, struct pRoot_Get *msg)
 127 {
 128     HIDDT_PixelFormat   *pf;
 129     struct pixfmt_data  *data;
 130     ULONG               idx;
 131
 132     data = OOP_INST_DATA(cl, o);
 133     pf = &data->pf;
 134
 135     if (IS_PIXFMT_ATTR(msg->attrID, idx))
 136     {
 137         switch (idx)
 138         {
 139             case aoHidd_PixFmt_RedShift:
 140                 *msg->storage = pf->red_shift;
 141                 break;
 142
 143             case aoHidd_PixFmt_GreenShift:
 144                 *msg->storage = pf->green_shift;
 145                 break;
 146
 147             case aoHidd_PixFmt_BlueShift:
 148                 *msg->storage = pf->blue_shift;
 149                 break;
 150
 151             case aoHidd_PixFmt_AlphaShift:
 152                 *msg->storage = pf->alpha_shift;
 153                 break;
 154
 155             case aoHidd_PixFmt_RedMask:
 156                 *msg->storage = pf->red_mask;
 157                 break;
 158
 159             case aoHidd_PixFmt_GreenMask:
 160                 *msg->storage = pf->green_mask;
 161                 break;
 162
 163             case aoHidd_PixFmt_BlueMask:
 164                 *msg->storage = pf->blue_mask;
 165                 break;
 166
 167             case aoHidd_PixFmt_AlphaMask:
 168                 *msg->storage = pf->alpha_mask;
 169                 break;
 170
 171             case aoHidd_PixFmt_CLUTShift:
 172                 *msg->storage = pf->clut_shift;
 173                 break;
 174
 175             case aoHidd_PixFmt_CLUTMask:
 176                 *msg->storage = pf->clut_mask;
 177                 break;
 178
 179             case aoHidd_PixFmt_Depth:
 180                 *msg->storage = pf->depth;
 181                 break;
 182
 183             case aoHidd_PixFmt_BitsPerPixel:
 184                 *msg->storage = pf->size;
 185                 break;
 186
 187             case aoHidd_PixFmt_BytesPerPixel:
 188                 *msg->storage = pf->bytes_per_pixel;
 189                 break;
 190
 191             case aoHidd_PixFmt_StdPixFmt:
 192                 *msg->storage = pf->stdpixfmt;
 193                 break;
 194
 195             case aoHidd_PixFmt_ColorModel:
 196                 *msg->storage = HIDD_PF_COLMODEL(pf);
 197                 break;
 198
 199             case aoHidd_PixFmt_BitMapType:
 200                 *msg->storage = HIDD_PF_BITMAPTYPE(pf);
 201                 break;
 202
 203             case aoHidd_PixFmt_SwapPixelBytes:
 204                 *msg->storage = HIDD_PF_SWAPPIXELBYTES(pf);
 205                 break;
 206
 207             case aoHidd_PixFmt_CgxPixFmt:
 208                 *msg->storage = hidd2cgx_pixfmt[pf->stdpixfmt];
 209                 break;
 210
 211             default:
 212                 D(bug("TRYING TO GET UNKNOWN PIXFMT ATTR\n"));
 213                 OOP_DoSuperMethod(cl, o, (OOP_Msg)msg);
 214                 break;
 215         }
 216
 217     }
 218     else
 219     {
 220         OOP_DoSuperMethod(cl, o, (OOP_Msg)msg);
 221     }
 222
 223     return;
 224 }
 225
 226 /****************************************************************************************/