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Only send rumble messages when status changed

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This commit is contained in:
Ingo Ruhnke 2009-01-25 12:17:23 +01:00
parent 49ebf93e50
commit 161495713f
2 changed files with 15 additions and 3 deletions
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15
src/firestorm_dual_controller.cpp
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@ -50,8 +50,10 @@ struct FirestormMsg
int x2 :8;
unsigned int y2 :8;
} __attribute__((__packed__));
FirestormDualController::FirestormDualController(struct usb_device* dev)
: left_rumble(0),
right_rumble(0)
{
handle = usb_open(dev);
if (!handle)
@ -83,8 +85,15 @@ FirestormDualController::~FirestormDualController()
void
FirestormDualController::set_rumble(uint8_t left, uint8_t right)
{
char cmd[] = { left, right, 0x00, 0x00 };
usb_control_msg(handle, 0x21, 0x09, 0x02, 0x00, cmd, sizeof(cmd), 0);
if (left_rumble != left ||
right_rumble != right)
{
left_rumble = left;
right_rumble = right;
char cmd[] = { left, right, 0x00, 0x00 };
usb_control_msg(handle, 0x21, 0x09, 0x02, 0x00, cmd, sizeof(cmd), 0);
}
}
void

3
src/firestorm_dual_controller.hpp
View file

@ -28,6 +28,9 @@ class FirestormDualController : public XboxGenericController
private:
struct usb_device* dev;
struct usb_dev_handle* handle;
int left_rumble;
int right_rumble;
public:
FirestormDualController(struct usb_device* dev);