Shamusworld >> Repos - virtualjaguar/blob - src/include/fbmpop2p.h

   1                 int count=0;\r
   2                 uint32 c;\r
   3                 paletteRam+=idx*2;\r
   4                 if (flags&FLAGS_READMODIFY)\r
   5                 {\r
   6                         if (flags&FLAGS_HFLIP)\r
   7                         {\r
   8                                 if (flags&FLAGS_TRANSPARENT)\r
   9                                 {\r
  10                                         while (iwidth)\r
  11                                         {\r
  12                                                 c=jaguar_byte_read(ptr++);\r
  13                                                 uint32 c0=(c>>6)&0x03;\r
  14                                                 uint32 c1=(c>>4)&0x03;\r
  15                                                 uint32 c2=(c>>2)&0x03;\r
  16                                                 uint32 c3=(c>>0)&0x03;\r
  17 \r
  18                                                 if (c0)\r
  19                                                 {\r
  20                                                         *current_line_buffer--=BLEND_Y(*current_line_buffer,paletteRam[(c0<<1)+0]);\r
  21                                                         *current_line_buffer--=BLEND_CC(*current_line_buffer,paletteRam[(c0<<1)+1]);\r
  22                                                 }\r
  23                                                 else\r
  24                                                         current_line_buffer-=2;\r
  25                                                 if (c1)\r
  26                                                 {\r
  27                                                         *current_line_buffer--=BLEND_Y(*current_line_buffer,paletteRam[(c1<<1)+0]);\r
  28                                                         *current_line_buffer--=BLEND_CC(*current_line_buffer,paletteRam[(c1<<1)+1]);\r
  29                                                 }\r
  30                                                 else\r
  31                                                         current_line_buffer-=2;\r
  32                                                 if (c2)\r
  33                                                 {\r
  34                                                         *current_line_buffer--=BLEND_Y(*current_line_buffer,paletteRam[(c2<<1)+0]);\r
  35                                                         *current_line_buffer--=BLEND_CC(*current_line_buffer,paletteRam[(c2<<1)+1]);\r
  36                                                 }\r
  37                                                 else\r
  38                                                         current_line_buffer-=2;\r
  39                                                 if (c3)\r
  40                                                 {\r
  41                                                         *current_line_buffer--=BLEND_Y(*current_line_buffer,paletteRam[(c3<<1)+0]);\r
  42                                                         *current_line_buffer--=BLEND_CC(*current_line_buffer,paletteRam[(c3<<1)+1]);\r
  43                                                 }\r
  44                                                 else\r
  45                                                         current_line_buffer-=2;\r
  46                                                 count+=1;\r
  47                                                 if (count==8) // 8 bytes = a phrase (64 bits)\r
  48                                                 {\r
  49                                                         ptr-=8*(pitch-1);\r
  50                                                         count=0;\r
  51                                                 }\r
  52                                                 iwidth--;\r
  53                                         }\r
  54                                 }\r
  55                                 else\r
  56                                 {\r
  57                                         while (iwidth)\r
  58                                         {\r
  59                                                 c=jaguar_byte_read(ptr++);\r
  60                                                 uint32 c0=(c>>6)&0x03;\r
  61                                                 uint32 c1=(c>>4)&0x03;\r
  62                                                 uint32 c2=(c>>2)&0x03;\r
  63                                                 uint32 c3=(c>>0)&0x03;\r
  64 \r
  65                                                 *current_line_buffer--=BLEND_Y(*current_line_buffer,paletteRam[(c0<<1)+0]);\r
  66                                                 *current_line_buffer--=BLEND_CC(*current_line_buffer,paletteRam[(c0<<1)+1]);\r
  67                                                 *current_line_buffer--=BLEND_Y(*current_line_buffer,paletteRam[(c1<<1)+0]);\r
  68                                                 *current_line_buffer--=BLEND_CC(*current_line_buffer,paletteRam[(c1<<1)+1]);\r
  69                                                 *current_line_buffer--=BLEND_Y(*current_line_buffer,paletteRam[(c2<<1)+0]);\r
  70                                                 *current_line_buffer--=BLEND_CC(*current_line_buffer,paletteRam[(c2<<1)+1]);\r
  71                                                 *current_line_buffer--=BLEND_Y(*current_line_buffer,paletteRam[(c3<<1)+0]);\r
  72                                                 *current_line_buffer--=BLEND_CC(*current_line_buffer,paletteRam[(c3<<1)+1]);\r
  73                                                 count+=1;\r
  74                                                 if (count==8) // 8 bytes = a phrase (64 bits)\r
  75                                                 {\r
  76                                                         ptr-=8*(pitch-1);\r
  77                                                         count=0;\r
  78                                                 }\r
  79                                                 iwidth--;\r
  80                                         }\r
  81                                 }\r
  82                         }\r
  83                         else\r
  84                         {\r
  85                                 if (flags&FLAGS_TRANSPARENT)\r
  86                                 {\r
  87                                         while (iwidth)\r
  88                                         {\r
  89                                                 c=jaguar_byte_read(ptr++);\r
  90                                                 uint32 c0=(c>>6)&0x03;\r
  91                                                 uint32 c1=(c>>4)&0x03;\r
  92                                                 uint32 c2=(c>>2)&0x03;\r
  93                                                 uint32 c3=(c>>0)&0x03;\r
  94 \r
  95                                                 if (c0)\r
  96                                                 {\r
  97                                                         *current_line_buffer++=BLEND_Y(*current_line_buffer,paletteRam[(c0<<1)+0]);\r
  98                                                         *current_line_buffer++=BLEND_CC(*current_line_buffer,paletteRam[(c0<<1)+1]);\r
  99                                                 }\r
 100                                                 else\r
 101                                                         current_line_buffer+=2;\r
 102                                                 if (c1)\r
 103                                                 {\r
 104                                                         *current_line_buffer++=BLEND_Y(*current_line_buffer,paletteRam[(c1<<1)+0]);\r
 105                                                         *current_line_buffer++=BLEND_CC(*current_line_buffer,paletteRam[(c1<<1)+1]);\r
 106                                                 }\r
 107                                                 else\r
 108                                                         current_line_buffer+=2;\r
 109                                                 if (c2)\r
 110                                                 {\r
 111                                                         *current_line_buffer++=BLEND_Y(*current_line_buffer,paletteRam[(c2<<1)+0]);\r
 112                                                         *current_line_buffer++=BLEND_CC(*current_line_buffer,paletteRam[(c2<<1)+1]);\r
 113                                                 }\r
 114                                                 else\r
 115                                                         current_line_buffer+=2;\r
 116                                                 if (c3)\r
 117                                                 {\r
 118                                                         *current_line_buffer++=BLEND_Y(*current_line_buffer,paletteRam[(c3<<1)+0]);\r
 119                                                         *current_line_buffer++=BLEND_CC(*current_line_buffer,paletteRam[(c3<<1)+1]);\r
 120                                                 }\r
 121                                                 else\r
 122                                                         current_line_buffer+=2;\r
 123                                                 count+=1;\r
 124                                                 if (count==8) // 8 bytes = a phrase (64 bits)\r
 125                                                 {\r
 126                                                         ptr+=8*(pitch-1);\r
 127                                                         count=0;\r
 128                                                 }\r
 129                                                 iwidth--;\r
 130                                         }\r
 131                                 }\r
 132                                 else\r
 133                                 {\r
 134                                         while (iwidth)\r
 135                                         {\r
 136                                                 c=jaguar_byte_read(ptr++);\r
 137                                                 uint32 c0=(c>>6)&0x03;\r
 138                                                 uint32 c1=(c>>4)&0x03;\r
 139                                                 uint32 c2=(c>>2)&0x03;\r
 140                                                 uint32 c3=(c>>0)&0x03;\r
 141 \r
 142                                                 *current_line_buffer++=BLEND_Y(*current_line_buffer,paletteRam[(c0<<1)+0]);\r
 143                                                 *current_line_buffer++=BLEND_CC(*current_line_buffer,paletteRam[(c0<<1)+1]);\r
 144                                                 *current_line_buffer++=BLEND_Y(*current_line_buffer,paletteRam[(c1<<1)+0]);\r
 145                                                 *current_line_buffer++=BLEND_CC(*current_line_buffer,paletteRam[(c1<<1)+1]);\r
 146                                                 *current_line_buffer++=BLEND_Y(*current_line_buffer,paletteRam[(c2<<1)+0]);\r
 147                                                 *current_line_buffer++=BLEND_CC(*current_line_buffer,paletteRam[(c2<<1)+1]);\r
 148                                                 *current_line_buffer++=BLEND_Y(*current_line_buffer,paletteRam[(c3<<1)+0]);\r
 149                                                 *current_line_buffer++=BLEND_CC(*current_line_buffer,paletteRam[(c3<<1)+1]);\r
 150                                                 count+=1;\r
 151                                                 if (count==8) // 8 bytes = a phrase (64 bits)\r
 152                                                 {\r
 153                                                         ptr+=8*(pitch-1);\r
 154                                                         count=0;\r
 155                                                 }\r
 156                                                 iwidth--;\r
 157                                         }\r
 158                                 }\r
 159                         }\r
 160                 }\r
 161                 else\r
 162                 {\r
 163                         if (flags&FLAGS_HFLIP)\r
 164                         {\r
 165                                 if (flags&FLAGS_TRANSPARENT)\r
 166                                 {\r
 167                                         while (iwidth)\r
 168                                         {\r
 169                                                 c=jaguar_byte_read(ptr++);\r
 170                                                 uint32 c0=(c>>6)&0x03;\r
 171                                                 uint32 c1=(c>>4)&0x03;\r
 172                                                 uint32 c2=(c>>2)&0x03;\r
 173                                                 uint32 c3=(c>>0)&0x03;\r
 174 \r
 175                                                 if (c0)\r
 176                                                 {\r
 177                                                         *current_line_buffer--=paletteRam[(c0<<1)+0];\r
 178                                                         *current_line_buffer--=paletteRam[(c0<<1)+1];\r
 179                                                 }\r
 180                                                 else\r
 181                                                         current_line_buffer-=2;\r
 182                                                 if (c1)\r
 183                                                 {\r
 184                                                         *current_line_buffer--=paletteRam[(c1<<1)+0];\r
 185                                                         *current_line_buffer--=paletteRam[(c1<<1)+1];\r
 186                                                 }\r
 187                                                 else\r
 188                                                         current_line_buffer-=2;\r
 189                                                 if (c2)\r
 190                                                 {\r
 191                                                         *current_line_buffer--=paletteRam[(c2<<1)+0];\r
 192                                                         *current_line_buffer--=paletteRam[(c2<<1)+1];\r
 193                                                 }\r
 194                                                 else\r
 195                                                         current_line_buffer-=2;\r
 196                                                 if (c3)\r
 197                                                 {\r
 198                                                         *current_line_buffer--=paletteRam[(c3<<1)+0];\r
 199                                                         *current_line_buffer--=paletteRam[(c3<<1)+1];\r
 200                                                 }\r
 201                                                 else\r
 202                                                         current_line_buffer-=2;\r
 203                                                 count+=1;\r
 204                                                 if (count==8) // 8 bytes = a phrase (64 bits)\r
 205                                                 {\r
 206                                                         ptr-=8*(pitch-1);\r
 207                                                         count=0;\r
 208                                                 }\r
 209                                                 iwidth--;\r
 210                                         }\r
 211                                 }\r
 212                                 else\r
 213                                 {\r
 214                                         while (iwidth)\r
 215                                         {\r
 216                                                 c=jaguar_byte_read(ptr++);\r
 217                                                 uint32 c0=(c>>6)&0x03;\r
 218                                                 uint32 c1=(c>>4)&0x03;\r
 219                                                 uint32 c2=(c>>2)&0x03;\r
 220                                                 uint32 c3=(c>>0)&0x03;\r
 221 \r
 222                                                 *current_line_buffer--=paletteRam[(c0<<1)+0];\r
 223                                                 *current_line_buffer--=paletteRam[(c0<<1)+1];\r
 224                                                 *current_line_buffer--=paletteRam[(c1<<1)+0];\r
 225                                                 *current_line_buffer--=paletteRam[(c1<<1)+1];\r
 226                                                 *current_line_buffer--=paletteRam[(c2<<1)+0];\r
 227                                                 *current_line_buffer--=paletteRam[(c2<<1)+1];\r
 228                                                 *current_line_buffer--=paletteRam[(c3<<1)+0];\r
 229                                                 *current_line_buffer--=paletteRam[(c3<<1)+1];\r
 230                                                 count+=1;\r
 231                                                 if (count==8) // 8 bytes = a phrase (64 bits)\r
 232                                                 {\r
 233                                                         ptr-=8*(pitch-1);\r
 234                                                         count=0;\r
 235                                                 }\r
 236                                                 iwidth--;\r
 237                                         }\r
 238                                 }\r
 239                         }\r
 240                         else\r
 241                         {\r
 242                                 if (flags&FLAGS_TRANSPARENT)\r
 243                                 {\r
 244                                         while (iwidth)\r
 245                                         {\r
 246                                                 c=jaguar_byte_read(ptr++);\r
 247                                                 uint32 c0=(c>>6)&0x03;\r
 248                                                 uint32 c1=(c>>4)&0x03;\r
 249                                                 uint32 c2=(c>>2)&0x03;\r
 250                                                 uint32 c3=(c>>0)&0x03;\r
 251 \r
 252                                                 if (c0)\r
 253                                                 {\r
 254                                                         *current_line_buffer++=paletteRam[(c0<<1)+0];\r
 255                                                         *current_line_buffer++=paletteRam[(c0<<1)+1];\r
 256                                                 }\r
 257                                                 else\r
 258                                                         current_line_buffer+=2;\r
 259                                                 if (c1)\r
 260                                                 {\r
 261                                                         *current_line_buffer++=paletteRam[(c1<<1)+0];\r
 262                                                         *current_line_buffer++=paletteRam[(c1<<1)+1];\r
 263                                                 }\r
 264                                                 else\r
 265                                                         current_line_buffer+=2;\r
 266                                                 if (c2)\r
 267                                                 {\r
 268                                                         *current_line_buffer++=paletteRam[(c2<<1)+0];\r
 269                                                         *current_line_buffer++=paletteRam[(c2<<1)+1];\r
 270                                                 }\r
 271                                                 else\r
 272                                                         current_line_buffer+=2;\r
 273                                                 if (c3)\r
 274                                                 {\r
 275                                                         *current_line_buffer++=paletteRam[(c3<<1)+0];\r
 276                                                         *current_line_buffer++=paletteRam[(c3<<1)+1];\r
 277                                                 }\r
 278                                                 else\r
 279                                                         current_line_buffer+=2;\r
 280                                                 count+=1;\r
 281                                                 if (count==8) // 8 bytes = a phrase (64 bits)\r
 282                                                 {\r
 283                                                         ptr+=8*(pitch-1);\r
 284                                                         count=0;\r
 285                                                 }\r
 286                                                 iwidth--;\r
 287                                         }\r
 288                                 }\r
 289                                 else\r
 290                                 {\r
 291                                         while (iwidth)\r
 292                                         {\r
 293                                                 c=jaguar_byte_read(ptr++);\r
 294                                                 uint32 c0=(c>>6)&0x03;\r
 295                                                 uint32 c1=(c>>4)&0x03;\r
 296                                                 uint32 c2=(c>>2)&0x03;\r
 297                                                 uint32 c3=(c>>0)&0x03;\r
 298 \r
 299                                                 *current_line_buffer++=paletteRam[(c0<<1)+0];\r
 300                                                 *current_line_buffer++=paletteRam[(c0<<1)+1];\r
 301                                                 *current_line_buffer++=paletteRam[(c1<<1)+0];\r
 302                                                 *current_line_buffer++=paletteRam[(c1<<1)+1];\r
 303                                                 *current_line_buffer++=paletteRam[(c2<<1)+0];\r
 304                                                 *current_line_buffer++=paletteRam[(c2<<1)+1];\r
 305                                                 *current_line_buffer++=paletteRam[(c3<<1)+0];\r
 306                                                 *current_line_buffer++=paletteRam[(c3<<1)+1];\r
 307                                                 count+=1;\r
 308                                                 if (count==8) // 8 bytes = a phrase (64 bits)\r
 309                                                 {\r
 310                                                         ptr+=8*(pitch-1);\r
 311                                                         count=0;\r
 312                                                 }\r
 313                                                 iwidth--;\r
 314                                         }\r
 315                                 }\r
 316                         }\r
 317                 }\r