Change input API to match the expected signature

Author: viciious

client/input/keys.as

@@ -141,7 +141,7 @@ void KeyDown( Kbutton @b ) {
 @c = CGame::Cmd::Argv( 2 );
 b.downtime = c.toInt();
 if( b.downtime == 0 ) {
-b.downtime = curTime - 100;
+b.downtime = inputTime - 100;
 }
 
 b.state |= 1 + 2; // down + impulse down
@@ -241,8 +241,8 @@ float KeyState( Kbutton @key ) {
 
 if( key.state != 0 ) {
 // still down
-msec += curTime - key.downtime;
-key.downtime = curTime;
+msec += inputTime - key.downtime;
+key.downtime = inputTime;
 }
 
 if( frameTime == 0 ) {

client/input/main.as

@@ -22,8 +22,8 @@ namespace CGame {
 
 namespace Input {
 
-int64 curTime;
-int frameTime;
+int64 inputTime, oldInputTime;
+int64 frameTime;
 float pixelRatio;
 
 void Init()
@@ -37,19 +37,18 @@ void Shutdown()
 {
 }
 
-void Frame( int64 curTime_, int frameTime_ )
+void Frame( int64 inputTime_ )
 {
-curTime = curTime_;
-frameTime = frameTime_;
+oldInputTime = inputTime;
+inputTime = inputTime_;
+frameTime = inputTime - oldInputTime;
 
 CGame::Input::Gamepad::Frame();
 CGame::Input::Touch::Frame();
 }
 
 void ClearState()
 {
-frameTime = 0;
-
 CGame::Input::Gamepad::ClearState();
 }