Shamusworld >> Repos - virtualjaguar/blob - src/include/fbmpop16.h

   1                 if (flags&FLAGS_READMODIFY)\r
   2                 {\r
   3                         if (flags&FLAGS_HFLIP)\r
   4                         {\r
   5                                 while (iwidth)\r
   6                                 {\r
   7                                         if (flags&FLAGS_TRANSPARENT)\r
   8                                         {                                       \r
   9                                                 uint16 data=jaguar_byte_read(ptr++);\r
  10                                                 data<<=8;\r
  11                                                 data|=jaguar_byte_read(ptr++);\r
  12                                                 if (data)\r
  13                                                 {\r
  14                                                         *current_line_buffer--=BLEND_Y(*current_line_buffer,(data>>8));\r
  15                                                         *current_line_buffer--=BLEND_CC(*current_line_buffer,(data&0xff));\r
  16                                                 }\r
  17                                                 else\r
  18                                                         current_line_buffer-=2;\r
  19                                         }\r
  20                                         else\r
  21                                         {\r
  22                                                 *current_line_buffer--=BLEND_Y(*current_line_buffer,jaguar_byte_read(ptr++));\r
  23                                                 *current_line_buffer--=BLEND_CC(*current_line_buffer,jaguar_byte_read(ptr++));\r
  24                                         }\r
  25                                         iwidth--;\r
  26                                 }\r
  27                         }\r
  28                         else\r
  29                         {\r
  30                                 while (iwidth)\r
  31                                 {\r
  32                                         if (flags&FLAGS_TRANSPARENT)\r
  33                                         {                                       \r
  34                                                 uint16 data=jaguar_byte_read(ptr++);\r
  35                                                 data<<=8;\r
  36                                                 data|=jaguar_byte_read(ptr++);\r
  37                                                 if (data)\r
  38                                                 {\r
  39                                                         *current_line_buffer++=BLEND_Y(*current_line_buffer,(data>>8));\r
  40                                                         *current_line_buffer++=BLEND_CC(*current_line_buffer,(data&0xff));\r
  41                                                 }\r
  42                                                 else\r
  43                                                         current_line_buffer+=2;\r
  44                                         }\r
  45                                         else\r
  46                                         {\r
  47                                                 *current_line_buffer++=BLEND_Y(*current_line_buffer,jaguar_byte_read(ptr++));\r
  48                                                 *current_line_buffer++=BLEND_CC(*current_line_buffer,jaguar_byte_read(ptr++));\r
  49                                         }\r
  50                                         iwidth--;\r
  51                                 }\r
  52                         }\r
  53                 }\r
  54                 else\r
  55                 {\r
  56                         if (flags&FLAGS_HFLIP)\r
  57                         {\r
  58                                 while (iwidth)\r
  59                                 {\r
  60                                         if (flags&FLAGS_TRANSPARENT)\r
  61                                         {                                       \r
  62                                                 uint16 data=jaguar_byte_read(ptr++);\r
  63                                                 data<<=8;\r
  64                                                 data|=jaguar_byte_read(ptr++);\r
  65                                                 if (data)\r
  66                                                 {\r
  67                                                         *current_line_buffer--=(data>>8);\r
  68                                                         *current_line_buffer--=(data&0xff);\r
  69                                                 }\r
  70                                                 else\r
  71                                                         current_line_buffer-=2;\r
  72                                         }\r
  73                                         else\r
  74                                         {\r
  75                                                 *current_line_buffer--=jaguar_byte_read(ptr++);\r
  76                                                 *current_line_buffer--=jaguar_byte_read(ptr++);\r
  77                                         }\r
  78                                         iwidth--;\r
  79                                 }\r
  80                         }\r
  81                         else\r
  82                         {\r
  83                                 int count=0;\r
  84 \r
  85                                 while (iwidth)\r
  86                                 {\r
  87                                         if (flags&FLAGS_TRANSPARENT)\r
  88                                         {                                       \r
  89                                                 uint16 data=jaguar_byte_read(ptr++);\r
  90                                                 data<<=8;\r
  91                                                 data|=jaguar_byte_read(ptr++);\r
  92                                                 if (data)\r
  93                                                 {\r
  94                                                         *current_line_buffer++=(data>>8);\r
  95                                                         *current_line_buffer++=(data&0xff);\r
  96                                                 }\r
  97                                                 else\r
  98                                                         current_line_buffer+=2;\r
  99                                         }\r
 100                                         else\r
 101                                         {\r
 102                                                 *current_line_buffer++=jaguar_byte_read(ptr++);\r
 103                                                 *current_line_buffer++=jaguar_byte_read(ptr++);\r
 104                                         }                               \r
 105                                         count+=2;\r
 106                                         if (count==8) // 8 bytes = a phrase (64 bits)\r
 107                                         {\r
 108                                                 ptr+=8*(pitch-1);\r
 109                                                 count=0;\r
 110                                         }\r
 111                                         iwidth--;\r
 112                                 }\r
 113                         }\r
 114                 }\r