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
|
/*
* Copyright (c) 2021, Johnny Richard
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "controller.h"
#include <SDL.h>
void
controller_update(controller_t* self, SDL_Event* event)
{
if (event->type == SDL_KEYDOWN) {
switch (event->key.keysym.sym) {
case SDLK_UP:
self->pressed_buttons |= BTN_UP;
break;
case SDLK_DOWN:
self->pressed_buttons |= BTN_DOWN;
break;
case SDLK_LEFT:
self->pressed_buttons |= BTN_LEFT;
break;
case SDLK_RIGHT:
self->pressed_buttons |= BTN_RIGHT;
break;
}
}
if (event->type == SDL_KEYUP) {
switch (event->key.keysym.sym) {
case SDLK_UP:
self->pressed_buttons ^= BTN_UP;
break;
case SDLK_DOWN:
self->pressed_buttons ^= BTN_DOWN;
break;
case SDLK_LEFT:
self->pressed_buttons ^= BTN_LEFT;
break;
case SDLK_RIGHT:
self->pressed_buttons ^= BTN_RIGHT;
break;
}
}
}
bool
controller_is_up_pressed(controller_t* self)
{
return self->pressed_buttons & BTN_UP;
}
bool
controller_is_down_pressed(controller_t* self)
{
return self->pressed_buttons & BTN_DOWN;
}
bool
controller_is_right_pressed(controller_t* self)
{
return self->pressed_buttons & BTN_RIGHT;
}
bool
controller_is_left_pressed(controller_t* self)
{
return self->pressed_buttons & BTN_LEFT;
}
|
