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This commit is contained in:
Sam Lantinga
2011-09-27 23:14:16 -04:00
parent 69138c84bf
commit a4d5f80c4b
1 changed files with 38 additions and 40 deletions
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78
src/video/x11/SDL_x11touch.c
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@@ -38,7 +38,7 @@ X11_InitTouch(_THIS)
#ifdef SDL_INPUT_LINUXEV
FILE *fd;
fd = fopen("/proc/bus/input/devices","r");
char c;
int i = 0;
char line[256];
@@ -47,46 +47,44 @@ X11_InitTouch(_THIS)
while(!feof(fd)) {
if(fgets(line,256,fd) <=0) continue;
if(line[0] == '\n') {
if(vendor == 1386 || vendor==1){
if(vendor == 1386 || vendor==1) {
sprintf(tstr,"/dev/input/event%i",event);
sprintf(tstr,"/dev/input/event%i",event);
SDL_Touch touch;
touch.pressure_max = 0;
touch.pressure_min = 0;
touch.id = event;
SDL_Touch touch;
touch.pressure_max = 0;
touch.pressure_min = 0;
touch.id = event;
touch.driverdata = SDL_malloc(sizeof(EventTouchData));
EventTouchData* data = (EventTouchData*)(touch.driverdata);
touch.driverdata = SDL_malloc(sizeof(EventTouchData));
EventTouchData* data = (EventTouchData*)(touch.driverdata);
data->x = -1;
data->y = -1;
data->pressure = -1;
data->finger = 0;
data->up = SDL_FALSE;
data->down = SDL_FALSE;
data->x = -1;
data->y = -1;
data->pressure = -1;
data->finger = 0;
data->up = SDL_FALSE;
data->down = SDL_FALSE;
data->eventStream = open(tstr,
O_RDONLY | O_NONBLOCK);
ioctl (data->eventStream, EVIOCGNAME (sizeof (tstr)), tstr);
data->eventStream = open(tstr,
O_RDONLY | O_NONBLOCK);
ioctl (data->eventStream, EVIOCGNAME (sizeof (tstr)), tstr);
int abs[5];
ioctl(data->eventStream,EVIOCGABS(0),abs);
touch.x_min = abs[1];
touch.x_max = abs[2];
touch.native_xres = touch.x_max - touch.x_min;
ioctl(data->eventStream,EVIOCGABS(ABS_Y),abs);
touch.y_min = abs[1];
touch.y_max = abs[2];
touch.native_yres = touch.y_max - touch.y_min;
ioctl(data->eventStream,EVIOCGABS(ABS_PRESSURE),abs);
touch.pressure_min = abs[1];
touch.pressure_max = abs[2];
touch.native_pressureres = touch.pressure_max - touch.pressure_min;
int abs[5];
ioctl(data->eventStream,EVIOCGABS(0),abs);
touch.x_min = abs[1];
touch.x_max = abs[2];
touch.native_xres = touch.x_max - touch.x_min;
ioctl(data->eventStream,EVIOCGABS(ABS_Y),abs);
touch.y_min = abs[1];
touch.y_max = abs[2];
touch.native_yres = touch.y_max - touch.y_min;
ioctl(data->eventStream,EVIOCGABS(ABS_PRESSURE),abs);
touch.pressure_min = abs[1];
touch.pressure_max = abs[2];
touch.native_pressureres = touch.pressure_max - touch.pressure_min;
SDL_AddTouch(&touch, tstr);
SDL_AddTouch(&touch, tstr);
}
vendor = -1;
product = -1;
@@ -95,20 +93,20 @@ X11_InitTouch(_THIS)
else if(line[0] == 'I') {
i = 1;
while(line[i]) {
sscanf(&line[i],"Vendor=%x",&vendor);
sscanf(&line[i],"Product=%x",&product);
i++;
sscanf(&line[i],"Vendor=%x",&vendor);
sscanf(&line[i],"Product=%x",&product);
i++;
}
}
else if(line[0] == 'H') {
i = 1;
while(line[i]) {
sscanf(&line[i],"event%d",&event);
i++;
sscanf(&line[i],"event%d",&event);
i++;
}
}
}
close(fd);
#endif
}