Shamusworld >> Repos - virtualjaguar/blob - src/include/fbmpop24p.h

   1                 int count=0;\r
   2                 if (flags&FLAGS_HFLIP)\r
   3                 {\r
   4                         if (flags&FLAGS_TRANSPARENT)\r
   5                         {\r
   6                                 while (iwidth)\r
   7                                 {\r
   8                                         uint32 data=jaguar_byte_read(ptr++);\r
   9                                         data<<=8;\r
  10                                         data|=jaguar_byte_read(ptr++);\r
  11                                         data<<=8;\r
  12                                         data|=jaguar_byte_read(ptr++);\r
  13                                         data<<=8;\r
  14                                         data|=jaguar_byte_read(ptr++);\r
  15                                         if (data)\r
  16                                         {\r
  17                                                 *current_line_buffer--=(data>>24)&0xff;\r
  18                                                 *current_line_buffer--=(data>>16)&0xff;\r
  19                                                 *current_line_buffer--=(data>> 8)&0xff;\r
  20                                                 *current_line_buffer--=data      &0xff;\r
  21                                         }\r
  22                                         else\r
  23                                                 current_line_buffer-=4;\r
  24                                         count+=4;\r
  25                                         if (count==8) // 8 bytes = a phrase (64 bits)\r
  26                                         {\r
  27                                                 ptr-=8*(pitch-1);\r
  28                                                 count=0;\r
  29                                         }\r
  30                                         iwidth--;\r
  31                                 }\r
  32                         }\r
  33                         else\r
  34                         {\r
  35                                 while (iwidth)\r
  36                                 {\r
  37                                         *current_line_buffer++=jaguar_byte_read(ptr++);\r
  38                                         *current_line_buffer++=jaguar_byte_read(ptr++);\r
  39                                         *current_line_buffer++=jaguar_byte_read(ptr++);\r
  40                                         *current_line_buffer++=jaguar_byte_read(ptr++);\r
  41                                         iwidth--;\r
  42                                         count+=4;\r
  43                                         if (count==8) // 8 bytes = a phrase (64 bits)\r
  44                                         {\r
  45                                                 ptr+=8*(pitch-1);\r
  46                                                 count=0;\r
  47                                         }\r
  48                                 }\r
  49                         }\r
  50                 }\r
  51                 else\r
  52                 {\r
  53                         if (flags&FLAGS_TRANSPARENT)\r
  54                         {\r
  55                                 while (iwidth)\r
  56                                 {\r
  57                                         uint32 data=jaguar_byte_read(ptr++);\r
  58                                         data<<=8;\r
  59                                         data|=jaguar_byte_read(ptr++);\r
  60                                         data<<=8;\r
  61                                         data|=jaguar_byte_read(ptr++);\r
  62                                         data<<=8;\r
  63                                         data|=jaguar_byte_read(ptr++);\r
  64                                         if (data)\r
  65                                         {\r
  66                                                 *current_line_buffer++=(data>>24)&0xff;\r
  67                                                 *current_line_buffer++=(data>>16)&0xff;\r
  68                                                 *current_line_buffer++=(data>> 8)&0xff;\r
  69                                                 *current_line_buffer++=data      &0xff;\r
  70                                         }\r
  71                                         else\r
  72                                                 current_line_buffer+=4;\r
  73                                         count+=4;\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                         else\r
  83                         {\r
  84                                 while (iwidth)\r
  85                                 {\r
  86                                         *current_line_buffer++=jaguar_byte_read(ptr++);\r
  87                                         *current_line_buffer++=jaguar_byte_read(ptr++);\r
  88                                         *current_line_buffer++=jaguar_byte_read(ptr++);\r
  89                                         *current_line_buffer++=jaguar_byte_read(ptr++);\r
  90                                         count+=4;\r
  91                                         if (count==8) // 8 bytes = a phrase (64 bits)\r
  92                                         {\r
  93                                                 ptr+=8*(pitch-1);\r
  94                                                 count=0;\r
  95                                         }\r
  96                                         iwidth--;\r
  97                                 }\r
  98                         }\r
  99                 }\r