Shamusworld >> Repos - virtualjaguar/blob - src/include/zbmpop8p.h

   1                 uint8   *paletteRam=&tom_ram_8[0x400];\r
   2                 paletteRam+=(idx&0x1)*256*2;\r
   3                 if (flags&FLAGS_READMODIFY)\r
   4                 {\r
   5                         if (flags&FLAGS_HFLIP)\r
   6                         {\r
   7                                 while (scaled_width)\r
   8                                 {\r
   9                                         uint32 c=jaguar_byte_read(ptr+(((cnt>>16) & (~0x07))*pitch)+((cnt>>16)&0x07));\r
  10                                         c<<=1;\r
  11                                         if (flags&FLAGS_TRANSPARENT)\r
  12                                         {                                       \r
  13                                                 if (c)\r
  14                                                 {\r
  15                                                         *current_line_buffer--=BLEND_Y(*current_line_buffer,paletteRam[c+0]);\r
  16                                                         *current_line_buffer--=BLEND_CC(*current_line_buffer,paletteRam[c+1]);\r
  17                                                 }\r
  18                                                 else\r
  19                                                         current_line_buffer-=2;\r
  20                                         }\r
  21                                         else\r
  22                                         {\r
  23                                                 *current_line_buffer--=BLEND_Y(*current_line_buffer,paletteRam[c+0]);\r
  24                                                 *current_line_buffer--=BLEND_CC(*current_line_buffer,paletteRam[c+1]);\r
  25                                         }\r
  26 \r
  27                                         cnt+=hscale_fixed;\r
  28                                         scaled_width--;\r
  29                                 }\r
  30                         }\r
  31                         else\r
  32                         {\r
  33                                 while (scaled_width)\r
  34                                 {\r
  35                                         uint32 c=jaguar_byte_read(ptr+(((cnt>>16) & (~0x07))*pitch)+((cnt>>16)&0x07));\r
  36                                         c<<=1;\r
  37                                         if (flags&FLAGS_TRANSPARENT)\r
  38                                         {                                       \r
  39                                                 if (c)\r
  40                                                 {\r
  41                                                         *current_line_buffer++=BLEND_Y(*current_line_buffer,paletteRam[c+0]);\r
  42                                                         *current_line_buffer++=BLEND_CC(*current_line_buffer,paletteRam[c+1]);\r
  43                                                 }\r
  44                                                 else\r
  45                                                         current_line_buffer+=2;\r
  46                                         }\r
  47                                         else\r
  48                                         {\r
  49                                                 *current_line_buffer++=BLEND_Y(*current_line_buffer,paletteRam[c+0]);\r
  50                                                 *current_line_buffer++=BLEND_CC(*current_line_buffer,paletteRam[c+1]);\r
  51                                         }\r
  52 \r
  53                                         cnt+=hscale_fixed;\r
  54                                         scaled_width--;\r
  55                                 }\r
  56                         }\r
  57                 }\r
  58                 else\r
  59                 {\r
  60                         if (flags&FLAGS_HFLIP)\r
  61                         {\r
  62                                 while (scaled_width)\r
  63                                 {\r
  64                                         uint32 c=jaguar_byte_read(ptr+(((cnt>>16) & (~0x07))*pitch)+((cnt>>16)&0x07));\r
  65                                         c<<=1;\r
  66                                         if (flags&FLAGS_TRANSPARENT)\r
  67                                         {                                       \r
  68                                                 if (c)\r
  69                                                 {\r
  70                                                         *current_line_buffer--=paletteRam[c+0];\r
  71                                                         *current_line_buffer--=paletteRam[c+1];\r
  72                                                 }\r
  73                                                 else\r
  74                                                         current_line_buffer-=2;\r
  75                                         }\r
  76                                         else\r
  77                                         {\r
  78                                                 *current_line_buffer--=paletteRam[c+0];\r
  79                                                 *current_line_buffer--=paletteRam[c+1];\r
  80                                         }\r
  81 \r
  82                                         cnt+=hscale_fixed;\r
  83                                         scaled_width--;\r
  84                                 }\r
  85                         }\r
  86                         else\r
  87                         {\r
  88                                 while (scaled_width)\r
  89                                 {\r
  90                                         uint32 c=jaguar_byte_read(ptr+(((cnt>>16) & (~0x07))*pitch)+((cnt>>16)&0x07));\r
  91                                         c<<=1;\r
  92                                         if (flags&FLAGS_TRANSPARENT)\r
  93                                         {                                       \r
  94                                                 if (c)\r
  95                                                 {\r
  96                                                         *current_line_buffer++=paletteRam[c+0];\r
  97                                                         *current_line_buffer++=paletteRam[c+1];\r
  98                                                 }\r
  99                                                 else\r
 100                                                         current_line_buffer+=2;\r
 101                                         }\r
 102                                         else\r
 103                                         {\r
 104                                                 *current_line_buffer++=paletteRam[c+0];\r
 105                                                 *current_line_buffer++=paletteRam[c+1];\r
 106                                         }\r
 107 \r
 108                                         cnt+=hscale_fixed;\r
 109                                         scaled_width--;\r
 110                                 }\r
 111                         }\r
 112                 }\r