1 files changed, 58 insertions, 0 deletions
diff --git a/src/mtouch.h b/src/mtouch.h
new file mode 100644
index 0000000..70ebd9f
--- /dev/null
+++ b/src/mtouch.h
@@ -0,0 +1,58 @@
+#ifndef SKHD_MTHOUCH_H
+#define SKHD_MTHOUCH_H
+
+struct mt_point;
+struct mt_readout;
+struct finger;
+
+#define MULTITOUCH_CALLBACK(name) int name(int device, struct finger *data, int num_fingers, double timestamp, int frame)
+typedef MULTITOUCH_CALLBACK(multitouch_callback);
+
+typedef void *MTDeviceRef;
+typedef int (*MTContactCallbackFunction)(int, struct finger *, int, double, int);
+
+extern MTDeviceRef MTDeviceCreateDefault();
+extern void MTRegisterContactFrameCallback(MTDeviceRef, MTContactCallbackFunction);
+extern void MTDeviceStart(MTDeviceRef, int);
+
+struct mt_point
+{
+    float x;
+    float y;
+};
+
+struct mt_readout
+{
+    struct mt_point pos;
+    struct mt_point vel;
+};
+
+struct finger {
+    int frame;
+    double timestamp;
+    int identifier, state, foo3, foo4;
+    struct mt_readout normalized;
+    float size;
+    int zero1;
+    float angle, major_axis, minor_axis;
+    struct mt_readout mm;
+    int zero2[2];
+    float unk2;
+};
+
+struct cached_finger_data
+{
+    int id;
+    struct mt_point pos;
+    float pressure;
+};
+
+struct multitouch
+{
+    MTDeviceRef dev;
+};
+
+void process_cached_finger_data(int identifier);
+void multitouch_begin(struct multitouch *multitouch, multitouch_callback *callback);
+
+#endif