Make scrolling utilize mouse_kinetic_state_t, just like mouse movements. Fix scrolling issue by making distance float. Add new debug functions for ints and float.

shared/buffer.c

@@ -45,6 +45,21 @@ void SetBufferUint32(uint8_t *buffer, uint32_t offset, uint32_t value)
     *(uint32_t*)(buffer + offset) = value;
 }
 
+void SetBufferInt8(uint8_t *buffer, uint32_t offset, int8_t value)
+{
+    *(int8_t*)(buffer + offset) = value;
+}
+
+void SetBufferInt16(uint8_t *buffer, uint32_t offset, int16_t value)
+{
+    *(int16_t*)(buffer + offset) = value;
+}
+
+void SetBufferInt32(uint8_t *buffer, uint32_t offset, int32_t value)
+{
+    *(int32_t*)(buffer + offset) = value;
+}
+
 void SetBufferUint8Be(uint8_t *buffer, uint32_t offset, uint8_t value)
 {
     buffer[offset] = value;
@@ -63,3 +78,8 @@ void SetBufferUint32Be(uint8_t *buffer, uint32_t offset, uint32_t value)
     buffer[offset+2] = (value >>  8) & 0xff;
     buffer[offset+3] = (value >>  0) & 0xff;
 }
+
+void SetBufferFloat(uint8_t *buffer, uint32_t offset, float value)
+{
+    *(float*)(buffer + offset) = value;
+}