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Revision 250

Added by Telmo Baptista almost 5 years ago

in-game timer

View differences:

mouse.c
43 43 
    }
44 44 
}
45 45 

  		




  46
  
  
    
struct packet (mouse_parse_packet)(const uint8_t *packet_bytes){


  		




  47
  
  
    
    struct packet pp;


  		




  48
  
  
    
    pp.bytes[0] = packet_bytes[0];


  		




  49
  
  
    
    pp.bytes[1] = packet_bytes[1];


  		




  50
  
  
    
    pp.bytes[2] = packet_bytes[2];


  		




  51
  
  
    
    pp.rb       = pp.bytes[0] & RIGHT_BUTTON;


  		




  52
  
  
    
    pp.mb       = pp.bytes[0] & MIDDLE_BUTTON;


  		




  53
  
  
    
    pp.lb       = pp.bytes[0] & LEFT_BUTTON;


  		




  54
  
  
    
    pp.delta_x  = sign_extend_byte((packet_bytes[0] & MSB_X_DELTA) != 0, pp.bytes[1]);


  		




  55
  
  
    
    pp.delta_y  = sign_extend_byte((packet_bytes[0] & MSB_Y_DELTA) != 0, pp.bytes[2]);


  		




  56
  
  
    
    pp.x_ov     = pp.bytes[0] & X_OVERFLOW;


  		




  57
  
  
    
    pp.y_ov     = pp.bytes[0] & Y_OVERFLOW;


  		




  58
  
  
    
    return pp;


  		




  
  46
  
    
void (mouse_parse_packet)(const uint8_t *packet_bytes, struct packet *pp){


  		




  
  47
  
    
    pp->bytes[0] = packet_bytes[0];


  		




  
  48
  
    
    pp->bytes[1] = packet_bytes[1];


  		




  
  49
  
    
    pp->bytes[2] = packet_bytes[2];


  		




  
  50
  
    
    pp->rb       = pp->bytes[0] & RIGHT_BUTTON;


  		




  
  51
  
    
    pp->mb       = pp->bytes[0] & MIDDLE_BUTTON;


  		




  
  52
  
    
    pp->lb       = pp->bytes[0] & LEFT_BUTTON;


  		




  
  53
  
    
    pp->delta_x  = sign_extend_byte((packet_bytes[0] & MSB_X_DELTA) != 0, pp->bytes[1]);


  		




  
  54
  
    
    pp->delta_y  = sign_extend_byte((packet_bytes[0] & MSB_Y_DELTA) != 0, pp->bytes[2]);


  		




  
  55
  
    
    pp->x_ov     = pp->bytes[0] & X_OVERFLOW;


  		




  
  56
  
    
    pp->y_ov     = pp->bytes[0] & Y_OVERFLOW;


  		




  59
  57
  
    
}


  		




  60
  58
  
    

  		




  61
  59
  
    
int mouse_poll(struct packet *pp, uint16_t period){


  		




  ......




  68
  66
  
    
        if((ret = mouse_poll_byte(&byte, period))) return ret;


  		




  69
  67
  
    
        packet[i] = byte;


  		




  70
  68
  
    
    }


  		




  71
  
  
    
    *pp = mouse_parse_packet(packet);


  		




  
  69
  
    
    mouse_parse_packet(packet, pp);


  		




  72
  70
  
    
    return SUCCESS;


  		




  73
  71
  
    
}


  		




  74
  72
  
    

  		












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