/*
* Callback to enumerate joysticks
*/
static BOOL enumerateJoysticks (AIN_Device *device, void *UserData)
{
APTR context = ((struct enumPacket *)UserData)->context;
uint32 *count = ((struct enumPacket *)UserData)->count;
struct joystick *joy = &((struct enumPacket *)UserData)->joyList[*count];
BOOL result = FALSE;
if (*count < MAX_JOYSTICKS) {
if (device->Type == AINDT_JOYSTICK) {
unsigned int i;
joy->context = context;
joy->id = device->DeviceID;
joy->name = my_strdup (device->DeviceName);
joy->axisCount = device->NumAxes;
joy->buttonCount = device->NumButtons;
if (joy->axisCount > MAX_AXES) joy->axisCount = MAX_AXES;
if (joy->buttonCount > MAX_BUTTONS) joy->buttonCount = MAX_BUTTONS;
/* Query offsets in ReadDevice buffer for axes' data */
for (i = 0; i < joy->axisCount; i++)
result = AIN_Query (joy->context, joy->id, AINQ_AXIS_OFFSET, i,
&(joy->axisBufferOffset[i]), 4);
/* Query offsets in ReadDevice buffer for buttons' data */
for (i = 0; i < joy->buttonCount; i++)
result = result && AIN_Query (joy->context, joy->id, AINQ_BUTTON_OFFSET, i,
&(joy->buttonBufferOffset[i]), 4);
if (result) {
write_log ("Found joystick #%d (AI ID=%d) '%s' with %d axes, %d buttons\n",
*count, joy->id, joy->name, joy->axisCount, joy->buttonCount);
(*count)++;
}
}
}
return result;
}
static void update_inputs(ULONG ID)
{
char name[256];
unsigned int i;
int num, offset;
for (i = 0; i < inputs.count; i++) {
lib_free(inputs.names[i]);
}
memset(&inputs, 0, sizeof(inputs));
inputs.offsets[0] = 0;
inputs.names[0] = lib_stralloc("-");
inputs.types[0] = TYPE_NONE;
inputs.count++;
if (ID == -1) {
return;
}
/* BUTTON */
AIN_Query(CTX, ID, AINQ_NUMBUTTONS, 0, &num, sizeof(num));
AIN_Query(CTX, ID, AINQ_BUTTON_OFFSET, 0, &offset, sizeof(offset));
for (i = 0; i < num; i++) {
name[0] = '\0';
AIN_Query(CTX, ID, AINQ_BUTTONNAME, i, name, sizeof(name));
if (name[0] != '\0') {
inputs.offsets[inputs.count] = offset + i;
inputs.names[inputs.count] = lib_stralloc(name);
inputs.types[inputs.count] = TYPE_BUTTON;
inputs.count++;
}
}
/* AXES */
AIN_Query(CTX, ID, AINQ_NUMAXES, 0, &num, sizeof(num));
AIN_Query(CTX, ID, AINQ_AXIS_OFFSET, 0, &offset, sizeof(offset));
for (i = 0; i < num; i++) {
name[0] = '\0';
AIN_Query(CTX, ID, AINQ_AXISNAME, i, name, sizeof(name));
if (name[0] != '\0') {
inputs.offsets[inputs.count] = offset + i;
inputs.names[inputs.count] = lib_stralloc(name);
inputs.types[inputs.count] = TYPE_AXES;
inputs.count++;
}
}
/* HATS */
AIN_Query(CTX, ID, AINQ_NUMHATS, 0, &num, sizeof(num));
AIN_Query(CTX, ID, AINQ_HAT_OFFSET, 0, &offset, sizeof(offset));
for (i = 0; i < num; i++) {
name[0] = '\0';
AIN_Query(CTX, ID, AINQ_HATNAME, i, name, sizeof(name));
if (name[0] != '\0') {
inputs.offsets[inputs.count] = offset + i;
inputs.names[inputs.count] = lib_stralloc(name);
inputs.types[inputs.count] = TYPE_HAT;
inputs.count++;
}
}
}
