Shamusworld >> Repos - virtualjaguar/blob - src/include/zbmpop16p.h

   1                 if (flags&FLAGS_READMODIFY)\r
   2                 {\r
   3                         if (flags&FLAGS_HFLIP)\r
   4                         {\r
   5                                 if (flags&FLAGS_TRANSPARENT)\r
   6                                 {                                       \r
   7                                         while (scaled_width)\r
   8                                         {\r
   9                                                 uint16 c=jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+0);;\r
  10                                                 c<<=8;\r
  11                                                 c|=jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+1);\r
  12                                                 if (c)\r
  13                                                 {\r
  14                                                         *current_line_buffer--=BLEND_Y(*current_line_buffer,(c>>8));\r
  15                                                         *current_line_buffer--=BLEND_CC(*current_line_buffer,(c&0xff));\r
  16                                                 }\r
  17                                                 else\r
  18                                                         current_line_buffer-=2;\r
  19                                                 cnt+=hscale_fixed;\r
  20                                                 scaled_width--;\r
  21                                         }\r
  22                                 }\r
  23                                 else\r
  24                                 {\r
  25                                         while (scaled_width)\r
  26                                         {\r
  27                                                 *current_line_buffer--=BLEND_Y(*current_line_buffer,jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+0));\r
  28                                                 *current_line_buffer--=BLEND_CC(*current_line_buffer,jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+1));\r
  29                                                 cnt+=hscale_fixed;\r
  30                                                 scaled_width--;\r
  31                                         }\r
  32                                 }\r
  33                         }\r
  34                         else\r
  35                         {\r
  36                                 if (flags&FLAGS_TRANSPARENT)\r
  37                                 {                                       \r
  38                                         while (scaled_width)\r
  39                                         {\r
  40                                                 uint16 c=jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+0);;\r
  41                                                 c<<=8;\r
  42                                                 c|=jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+1);\r
  43                                                 if (c)\r
  44                                                 {\r
  45                                                         *current_line_buffer++=BLEND_Y(*current_line_buffer,(c>>8));\r
  46                                                         *current_line_buffer++=BLEND_CC(*current_line_buffer,(c&0xff));\r
  47                                                 }\r
  48                                                 else\r
  49                                                         current_line_buffer+=2;\r
  50                                                 cnt+=hscale_fixed;\r
  51                                                 scaled_width--;\r
  52                                         }\r
  53                                 }\r
  54                                 else\r
  55                                 {\r
  56                                         while (scaled_width)\r
  57                                         {\r
  58                                                 *current_line_buffer++=BLEND_Y(*current_line_buffer,jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+0));\r
  59                                                 *current_line_buffer++=BLEND_CC(*current_line_buffer,jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+1));\r
  60                                                 cnt+=hscale_fixed;\r
  61                                                 scaled_width--;\r
  62                                         }\r
  63                                 }\r
  64                         }\r
  65                 }\r
  66                 else\r
  67                 {\r
  68                         if (flags&FLAGS_HFLIP)\r
  69                         {\r
  70                                 if (flags&FLAGS_TRANSPARENT)\r
  71                                 {                                       \r
  72                                         while (scaled_width)\r
  73                                         {\r
  74                                                 uint16 c=jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+0);;\r
  75                                                 c<<=8;\r
  76                                                 c|=jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+1);\r
  77                                                 if (c)\r
  78                                                 {\r
  79                                                         *current_line_buffer--=(c>>8);\r
  80                                                         *current_line_buffer--=(c&0xff);\r
  81                                                 }\r
  82                                                 else\r
  83                                                         current_line_buffer-=2;\r
  84                                                 cnt+=hscale_fixed;\r
  85                                                 scaled_width--;\r
  86                                         }\r
  87                                 }\r
  88                                 else\r
  89                                 {\r
  90                                         while (scaled_width)\r
  91                                         {\r
  92                                                 *current_line_buffer--=jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+0);\r
  93                                                 *current_line_buffer--=jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+1);\r
  94                                                 cnt+=hscale_fixed;\r
  95                                                 scaled_width--;\r
  96                                         }\r
  97                                 }\r
  98                         }\r
  99                         else\r
 100                         {\r
 101                                 if (flags&FLAGS_TRANSPARENT)\r
 102                                 {                                       \r
 103                                         while (scaled_width)\r
 104                                         {\r
 105                                                 uint16 c=jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+0);;\r
 106                                                 c<<=8;\r
 107                                                 c|=jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+1);\r
 108                                                 if (c)\r
 109                                                 {\r
 110                                                         *current_line_buffer++=(c>>8);\r
 111                                                         *current_line_buffer++=(c&0xff);\r
 112                                                 }\r
 113                                                 else\r
 114                                                         current_line_buffer+=2;\r
 115                                                 cnt+=hscale_fixed;\r
 116                                                 scaled_width--;\r
 117                                         }\r
 118                                 }\r
 119                                 else\r
 120                                 {\r
 121                                         while (scaled_width)\r
 122                                         {\r
 123                                                 *current_line_buffer++=jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+0);\r
 124                                                 *current_line_buffer++=jaguar_byte_read(ptr+((((cnt>>16) & (~0x3))*pitch)+((cnt>>16)&0x3)<<1)+1);\r
 125                                                 cnt+=hscale_fixed;\r
 126                                                 scaled_width--;\r
 127                                         }\r
 128                                 }\r
 129                         }\r
 130                 }\r