#import "JSActionAnalog.h"
-@implementation JSActionAnalog
+@implementation JSActionAnalog {
+ float magnitude;
+}
@synthesize offset, scale;
- (id)initWithIndex:(int)newIndex offset:(float)offset_ scale:(float)scale_ {
if ((self = [super init])) {
- self.children = @[[[SubAction alloc] initWithIndex:0 name:@"Low" base:self],
- [[SubAction alloc] initWithIndex:1 name:@"High" base:self]];
+ self.children = @[[[JSAction alloc] initWithName:@"Low" base:self],
+ [[JSAction alloc] initWithName:@"High" base:self]];
self.index = newIndex;
self.offset = offset_;
self.scale = scale_;
- self.name = [[NSString alloc] initWithFormat: @"Axis %d", self.index + 1];
+ self.name = [[NSString alloc] initWithFormat: @"Axis %d", self.index];
}
return self;
}
- (id)findSubActionForValue:(IOHIDValueRef)value {
int raw = IOHIDValueGetIntegerValue(value);
- float parsed = [self getRealValue:raw];
-
- if (parsed < -DEAD_ZONE)
+ float mag = offset + scale * raw;
+ if (mag < -DEAD_ZONE)
return self.children[0];
- else if (parsed > DEAD_ZONE)
+ else if (mag > DEAD_ZONE)
return self.children[1];
else
return nil;
- (void)notifyEvent:(IOHIDValueRef)value {
int raw = IOHIDValueGetIntegerValue(value);
- float parsed = [self getRealValue:raw];
- [self.children[0] setActive:parsed < -DEAD_ZONE];
- [self.children[1] setActive:parsed > DEAD_ZONE];
+ magnitude = offset + scale * raw;
+ [self.children[0] setActive:magnitude < -DEAD_ZONE];
+ [self.children[1] setActive:magnitude > DEAD_ZONE];
}
-- (float)getRealValue:(int)value {
- return offset + scale * value;
+- (float)magnitude {
+ return magnitude;
}
-
@end