File: mouse.cpp

package info (click to toggle)
higan 094-5
  • links: PTS, VCS
  • area: main
  • in suites: jessie, jessie-kfreebsd
  • size: 9,780 kB
  • ctags: 15,643
  • sloc: cpp: 103,963; ansic: 659; makefile: 531; sh: 25
file content (90 lines) | stat: -rwxr-xr-x 2,142 bytes parent folder | download | duplicates (5)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
#ifdef CONTROLLER_CPP

uint2 Mouse::data() {
  if(latched == 1) {
    speed = (speed + 1) % 3;
    return 0;
  }

  if(counter >= 32) return 1;

  switch(counter++) { default:
  case  0: return 0;
  case  1: return 0;
  case  2: return 0;
  case  3: return 0;
  case  4: return 0;
  case  5: return 0;
  case  6: return 0;
  case  7: return 0;

  case  8: return r;
  case  9: return l;
  case 10: return (speed >> 1) & 1;
  case 11: return (speed >> 0) & 1;

  case 12: return 0;  //signature
  case 13: return 0;  // ||
  case 14: return 0;  // ||
  case 15: return 1;  // ||

  case 16: return dy;
  case 17: return (y >> 6) & 1;
  case 18: return (y >> 5) & 1;
  case 19: return (y >> 4) & 1;
  case 20: return (y >> 3) & 1;
  case 21: return (y >> 2) & 1;
  case 22: return (y >> 1) & 1;
  case 23: return (y >> 0) & 1;

  case 24: return dx;
  case 25: return (x >> 6) & 1;
  case 26: return (x >> 5) & 1;
  case 27: return (x >> 4) & 1;
  case 28: return (x >> 3) & 1;
  case 29: return (x >> 2) & 1;
  case 30: return (x >> 1) & 1;
  case 31: return (x >> 0) & 1;
  }
}

void Mouse::latch(bool data) {
  if(latched == data) return;
  latched = data;
  counter = 0;

  x = interface->inputPoll(port, (unsigned)Input::Device::Mouse, (unsigned)Input::MouseID::X);  //-n = left, 0 = center, +n = right
  y = interface->inputPoll(port, (unsigned)Input::Device::Mouse, (unsigned)Input::MouseID::Y);  //-n = up,   0 = center, +n = down
  l = interface->inputPoll(port, (unsigned)Input::Device::Mouse, (unsigned)Input::MouseID::Left );
  r = interface->inputPoll(port, (unsigned)Input::Device::Mouse, (unsigned)Input::MouseID::Right);

  dx = x < 0;  //0 = right, 1 = left
  dy = y < 0;  //0 = down,  1 = up

  if(x < 0) x = -x;  //abs(position_x)
  if(y < 0) y = -y;  //abs(position_y)

  double multiplier = 1.0;
  if(speed == 1) multiplier = 1.5;
  if(speed == 2) multiplier = 2.0;
  x = (double)x * multiplier;
  y = (double)y * multiplier;

  x = min(127, x);
  y = min(127, y);
}

Mouse::Mouse(bool port) : Controller(port) {
  latched = 0;
  counter = 0;

  speed = 0;
  x = 0;
  y = 0;
  dx = 0;
  dy = 0;
  l = 0;
  r = 0;
}

#endif