cellsds/input.cpp at master · clone45/cellsds · GitHub

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
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
class ds_pad_buttons
{
   public:

	bool A;
	bool B;
	bool X;
	bool Y;

	bool L; // Left shoulder button
	bool R; // Right shoulder button

	bool Right; // Right directional pad
	bool Left;
	bool Up;
	bool Down;

	bool Select;
	bool Start;

};


class UPad
{
   public:

	ds_pad_buttons Newpress;
	ds_pad_buttons Released;
	ds_pad_buttons Held;

	void update();

	UPad();
};

class UStylus
{
   public:

	bool Newpress;
	bool Released;
	bool Held;

	void update();

	UStylus();
};


void UPad::update()
{

	// Calculate new values for .Newpress

   Pad.Held.Start && !Held.Start ? Newpress.Start = 1 : Newpress.Start = 0;
   Pad.Held.Select && !Held.Select ? Newpress.Select = 1 : Newpress.Select = 0;

   Pad.Held.A && !Held.A ? Newpress.A = 1 : Newpress.A = 0;
   Pad.Held.B && !Held.B ? Newpress.B = 1 : Newpress.B = 0;
   Pad.Held.X && !Held.X ? Newpress.X = 1 : Newpress.X = 0;
   Pad.Held.Y && !Held.Y ? Newpress.Y = 1 : Newpress.Y = 0;

   Pad.Held.L && !Held.L ? Newpress.L = 1 : Newpress.L = 0;
   Pad.Held.R && !Held.R ? Newpress.R = 1 : Newpress.R = 0;

   Pad.Held.Up && !Held.Up ? Newpress.Up = 1 : Newpress.Up = 0;
   Pad.Held.Down && !Held.Down ? Newpress.Down = 1 : Newpress.Down = 0;
   Pad.Held.Left && !Held.Left ? Newpress.Left = 1 : Newpress.Left = 0;
   Pad.Held.Right && !Held.Right ? Newpress.Right = 1 : Newpress.Right = 0;

	// Calculate new values for .Held

	Held.Start = Pad.Held.Start;
	Held.Select = Pad.Held.Select;

   Held.A = Pad.Held.A;
   Held.B = Pad.Held.B;
   Held.X = Pad.Held.X;
   Held.Y = Pad.Held.Y;

   Held.L = Pad.Held.L;
   Held.R = Pad.Held.R;

   Held.Up = Pad.Held.Up;
   Held.Down = Pad.Held.Down;
   Held.Left = Pad.Held.Left;
   Held.Right = Pad.Held.Right;

	// TODO: same thing for released

   Released.A = Pad.Released.A;
   Released.B = Pad.Released.B;
   Released.X = Pad.Released.X;
   Released.Y = Pad.Released.Y;

   Released.L = Pad.Released.L;
   Released.R = Pad.Released.R;

   Released.Up = Pad.Released.Up;
   Released.Down = Pad.Released.Down;
   Released.Left = Pad.Released.Left;
   Released.Right = Pad.Released.Right;

}

void UStylus::update()
{
	uint16 specialKeysPressed = ~IPC->buttons;

	// pen down (see http://www.double.co.nz/nintendo_ds/nds_develop3.html)
	(specialKeysPressed & (1 << 6)) && !Held ? Newpress = 1 : Newpress = 0;


	Held = (specialKeysPressed & (1 << 6));
	Released = Stylus.Released;
}


UPad::UPad()
{
   Newpress.Select = 0;
   Newpress.Start = 0;

   Newpress.A = 0;
   Newpress.B = 0;
   Newpress.X = 0;
   Newpress.Y = 0;

   Newpress.L = 0;
   Newpress.R = 0;

   Newpress.Up = 0;
   Newpress.Down = 0;
   Newpress.Left = 0;
   Newpress.Right = 0;

   Released.Select = 0;
   Released.Start = 0;

   Released.A = 0;
   Released.B = 0;
   Released.X = 0;
   Released.Y = 0;

   Released.L = 0;
   Released.R = 0;

   Released.Up = 0;
   Released.Down = 0;
   Released.Left = 0;
   Released.Right = 0;

	Held.Select = 0;
	Held.Start = 0;

   Held.A = 0;
   Held.B = 0;
   Held.X = 0;
   Held.Y = 0;

   Held.L = 0;
   Held.R = 0;

   Held.Up = 0;
   Held.Down = 0;
   Held.Left = 0;
   Held.Right = 0;
}

UStylus::UStylus()
{
   Held = 0;
	Newpress = 0;
	Released = 0;
}