drc/gte: fix dep list
[pcsx_rearmed.git] / frontend / in_tsbutton.c
CommitLineData
faf2b2aa 1/*
2 * (C) GraÅžvydas "notaz" Ignotas, 2011
3 *
4 * This work is licensed under the terms of any of these licenses
5 * (at your option):
6 * - GNU GPL, version 2 or later.
7 * - GNU LGPL, version 2.1 or later.
8 * See the COPYING file in the top-level directory.
9 */
10
11#include <stdio.h>
12#include <tslib.h>
13
14#include "common/input.h"
50306d8d 15#include "pl_gun_ts.h"
faf2b2aa 16#include "in_tsbutton.h"
17
18#define IN_TSBUTTON_PREFIX "tsbutton:"
19#define IN_TSBUTTON_COUNT 4
20static int tsbutton_down_id;
21static int last_tsbutton_id;
22
23#define TS_WIDTH 320
24#define TS_HEIGHT 240
25
26// HACK: stealing this from plugin_lib
27extern void *tsdev;
faf2b2aa 28
29static const char * const in_tsbutton_keys[IN_TSBUTTON_COUNT] = {
30 "TS1", "TS2", "TS3", "TS4",
31};
32
33static void in_tsbutton_probe(void)
34{
35 struct tsdev *dev = tsdev;
36 if (dev == NULL) {
37 fprintf(stderr, "in_tsbutton_probe: missing tsdev\n");
38 return;
39 }
40
41 in_register(IN_TSBUTTON_PREFIX "touchscreen as buttons",
50306d8d 42 pl_gun_ts_get_fd(dev), NULL, IN_TSBUTTON_COUNT, in_tsbutton_keys, 0);
faf2b2aa 43}
44
45static const char * const *
46in_tsbutton_get_key_names(int *count)
47{
48 *count = IN_TSBUTTON_COUNT;
49 return in_tsbutton_keys;
50}
51
52static int update_button(void)
53{
54 struct tsdev *dev = tsdev;
50306d8d 55 int sx = 0, sy = 0, sp = 0;
faf2b2aa 56
57 if (dev == NULL)
58 return -1;
59
50306d8d 60 if (pl_gun_ts_update_raw(dev, &sx, &sy, &sp)) {
faf2b2aa 61 if (sp == 0)
62 tsbutton_down_id = -1;
63 else {
64 // 0 1
65 // 2 3
66 tsbutton_down_id = 0;
67 if (sx > TS_WIDTH / 2)
68 tsbutton_down_id++;
69 if (sy > TS_HEIGHT / 2)
70 tsbutton_down_id += 2;
71 }
72 }
73
74 return 0;
75}
76
77static int in_tsbutton_update(void *drv_data, const int *binds, int *result)
78{
79 int ret, t;
80
81 ret = update_button();
82 if (ret != 0)
83 return ret;
84
85 if (tsbutton_down_id >= 0)
86 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
87 result[t] |= binds[IN_BIND_OFFS(tsbutton_down_id, t)];
88
89 return 0;
90}
91
92static int in_tsbutton_update_keycode(void *data, int *is_down)
93{
94 int ret, ret_kc = -1, ret_down = 0;
95
96 ret = update_button();
97 if (ret != 0)
98 return ret;
99
100 if (tsbutton_down_id == last_tsbutton_id)
101 return -1;
102
103 if (tsbutton_down_id >= 0) {
104 if (last_tsbutton_id >= 0) {
105 ret_kc = last_tsbutton_id;
106 last_tsbutton_id = -1;
107 }
108 else {
109 ret_down = 1;
110 ret_kc = tsbutton_down_id;
111 last_tsbutton_id = tsbutton_down_id;
112 }
113 }
114 else {
115 ret_kc = last_tsbutton_id;
116 last_tsbutton_id = -1;
117 }
118
119 if (is_down != NULL)
120 *is_down = ret_down;
121
122 return ret_kc;
123}
124
125static const in_drv_t in_tsbutton_drv = {
126 .prefix = IN_TSBUTTON_PREFIX,
127 .probe = in_tsbutton_probe,
128 .get_key_names = in_tsbutton_get_key_names,
129 .update = in_tsbutton_update,
130 .update_keycode = in_tsbutton_update_keycode,
131};
132
133void in_tsbutton_init(void)
134{
135 tsbutton_down_id = last_tsbutton_id = -1;
136 in_register_driver(&in_tsbutton_drv);
137}
138