summaryrefslogtreecommitdiff
path: root/test-mvmt.c
blob: 27f0aa3811bd089afd6964b463e974cd886291fd (plain)
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
178
179
180
181
#include <errno.h>
#include <regex.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/wait.h>
#include <termios.h>
#include <unistd.h>

int match(const char *string, char *pattern) {
	int status;
	regex_t re;
	if (regcomp(&re, pattern, REG_EXTENDED|REG_NOSUB) != 0) {
		return(0);
	}
	status = regexec(&re, string, (size_t) 0, NULL, 0);
	regfree(&re);
	if (status != 0) {
		return(0);
    	}
	return(1);
}

void clstdin() {
	int stdincp = dup(STDIN_FILENO);
	tcdrain(stdincp);
	tcflush(stdincp, TCIFLUSH);
	close(stdincp);
}

int startpipe(char *path, char *input , char *output, ssize_t *size) {
	int fd0[2];
        int fd1[2];
        pid_t pid;
	if (pipe(fd0) < 0 || pipe(fd1) < 0) {
		fprintf(stderr, "Error occured when piping.\n");
		return -2;
	}
	if ((pid = fork()) < 0) {
		fprintf(stderr, "Error occured when forking.\n");
		return -3;
	} else if (pid == 0) {
		close(fd0[1]);
		close(fd1[0]);
		if (fd0[0] != STDIN_FILENO) {
			if (dup2(fd0[0], STDIN_FILENO) != STDIN_FILENO)
				fprintf(stderr, "Error occured while duplicating stdin.\n");
			close(fd0[0]);
		}
		if (fd1[1] != STDOUT_FILENO) {
			if (dup2(fd1[1], STDOUT_FILENO) != STDOUT_FILENO)
				fprintf(stderr, "Error occured while duplicating stdout.\n");
			close(fd1[1]);
		}
		if (path == NULL)
			fprintf(stderr, "oof, yet even more errors, this time with getcwd.\n");
		if (execl(path, "clld", (char *)0) < 0) {
			fprintf(stderr, "System error has occured.\n");
			return -4;
		}
		return 0;
	} else {
		int status;
		close(fd0[0]);
		close(fd1[1]);
		write(fd0[1], input, strlen(input));
		while (pid = waitpid(pid, &status, WUNTRACED) > 0) {
			if (pid == -1) {
				perror("waitpid");
				exit(EXIT_FAILURE);
			}
			if (WIFEXITED(status)) {
				printf("\033[10;1H\033[2Kchild exited, status=%d", WEXITSTATUS(status));
			} else if (WIFSIGNALED(status)) {
				printf("\033[10;1H\033[2Kchild killed (signal %d)", WTERMSIG(status));
			} else if (WIFSTOPPED(status)) {
				printf("\033[10;1H\033[2Kchild stopped (signal %d)", WSTOPSIG(status));
			} else {
				printf("\033[10;1H\033[2KUnexpected status (0x%x)", status);
			}
		}
		close(fd0[1]);
		*size = read(fd1[0], output, 129);
		close(fd1[0]);
		return 0;
	}
	return 0;
}

void split(char *str, char **splitstr) {
	char *p;
	int i=0;
	p = strtok(str,"\n");
	while(p!= NULL) {
		splitstr[i] = malloc(strlen(p) + 1);
		if (splitstr[i])
			strcpy(splitstr[i], p);
		i++;
		p = strtok (NULL, "\n");
	}
}

int main (int argc, char **argv) {
	uint8_t u = 0, d = 0, l = 0;
	uint8_t r = 0;
	int frame = 0;
        double x1 = 224, y1 = 128;
        int w1 = 16, h1 = 16;
	double xvel = 0, yvel = 0;
        int x2 = 256, y2 = 256;
        int w2 = 64, h2 = 64;
	int stat;
	char *keys;
	char *buf = malloc(8193);
	FILE *fp;
	fp = popen("actkbd -Ps", "r");
	printf("\033[2J");
	if (fp == NULL) {
		fprintf(stderr, "Error occured when trying to run actkbd.\n");
		free(buf);
		return 1;
	}
	while (fgets(buf, 8193, fp) != NULL) {
		ssize_t size = 0;
		char *tmp = malloc(4096);
		char *input = malloc(2049);
		char *path = malloc(4102);
		char ln[129];
		frame = atoi(strtok(buf, " "));
		keys = strtok(NULL, " ");

		for(int ch = 0; ch<sizeof(ln); ch++)
			ln[ch] = '\0';
		sprintf(path, "%s/clld", getcwd(tmp, 4096));
		sprintf(input, "1\n%i,%i\n%i,%i\n%07.06f,%07.06f\n%i,%i\n%i,%i\n", w1, h1, (int)x1, (int)y1, xvel, yvel, w2, h2, x2, y2);
		startpipe(path, input, &ln, &size);
		char *line[65] = {NULL};
		split(ln, line);
		x1 = atof(strtok(line[2], ","));
		y1 = atof(strtok(NULL, "\0"));
		xvel = atof(strtok(line[3], ","));
		yvel = atof(strtok(NULL, "\0"));

		u = match(keys, "KEY_W");
		d = (match(keys, "KEY_S") && !match(keys, "KEY_(SHIFT|SLASH|SPACE|SEMICOLON)"));
		l = match(keys, "KEY_A") && !match(keys,"KEY_APOSTROPHE");
		r = (match(keys, "KEY_D") && !match(keys, "KEY_(DOWN|DELETE|DOT)"));

		(u) ? (yvel-=0.25) : ((yvel < 0) ? (d ? (yvel+=0.5) : (yvel+=0.25)) : (yvel=yvel));
		(d) ? (yvel+=0.25) : ((yvel > 0) ? (u ? (yvel-=0.5) : (yvel-=0.25)) : (yvel=yvel));
		(l) ? (xvel-=0.25) : ((xvel < 0) ? (r ? (xvel+=0.5) : (xvel+=0.25)) : (xvel=xvel));
		(r) ? (xvel+=0.25) : ((xvel > 0) ? (l ? (xvel-=0.5) : (xvel-=0.25)) : (xvel=xvel));
		yvel = (yvel > 5) ? 5 : (yvel < -5 ? -5 : yvel);
		xvel = (xvel > 5) ? 5 : (xvel < -5 ? -5 : xvel);
		x1+=xvel;
		y1+=yvel;

		printf("\033[1;1H\033[2K%s", keys);
		printf(
			"\033[E\033[2Kframe: %i, u: %u, d: %u, l: %u, r: %u"
			"\033[E\033[2Kx1: %i, y1: %i"
			"\033[E\033[2Kxvel: %07.06f, yvel: %07.06f"
			"\n\033[2K", frame, u, d, l, r, (int)x1, (int)y1, xvel, yvel);

		if (match(keys, "KEY_Q")) {
			printf("\033[2J\033[1;1H");
			free(buf);
			free(tmp);
			free(path);
			free(input);
			clstdin();
			clstdin();
			return 0;
		}
		free(tmp);
		free(path);
		free(input);
	}
	free(buf);
}