From 185c77989e2692c13b65cea0ca8c58c4dcb51a2e Mon Sep 17 00:00:00 2001
From: Mike Erwin <significant.bit@gmail.com>
Date: Fri, 25 Jun 2010 00:09:50 +0000
Subject: [PATCH] hint for mouse/pen input fidelity

---
 intern/ghost/GHOST_ISystem.h         | 10 +++++++++-
 intern/ghost/intern/GHOST_System.cpp |  7 ++++++-
 intern/ghost/intern/GHOST_System.h   |  8 ++++++++
 3 files changed, 23 insertions(+), 2 deletions(-)

diff --git a/intern/ghost/GHOST_ISystem.h b/intern/ghost/GHOST_ISystem.h
index 8d80c74e140..1760fe30b7f 100644
--- a/intern/ghost/GHOST_ISystem.h
+++ b/intern/ghost/GHOST_ISystem.h
@@ -353,7 +353,15 @@ public:
 	 */
 	virtual GHOST_TSuccess getButtonState(GHOST_TButtonMask mask, bool& isDown) const = 0;
 
-	
+	/** Fidelity of mouse and pen input (this definition will probably live somewhere else)*/
+	typedef enum { LO_FI, NORMAL_FI, HI_FI } InputFidelity;
+
+	/**
+	 * Requests input at a certain fidelity. Certain tools want very smooth input, others don't care.
+	 * @param hint		Desired fidelity of mouse and pen events.
+	 */
+	virtual void setInputFidelity(InputFidelity hint) = 0;
+
 	/***************************************************************************************
 	 ** Access to clipboard.
 	 ***************************************************************************************/
diff --git a/intern/ghost/intern/GHOST_System.cpp b/intern/ghost/intern/GHOST_System.cpp
index c89534e01c5..3cd3528eeb6 100644
--- a/intern/ghost/intern/GHOST_System.cpp
+++ b/intern/ghost/intern/GHOST_System.cpp
@@ -48,7 +48,7 @@
 
 
 GHOST_System::GHOST_System()
-: m_displayManager(0), m_timerManager(0), m_windowManager(0), m_eventManager(0), m_ndofManager(0)
+: m_displayManager(0), m_timerManager(0), m_windowManager(0), m_eventManager(0), m_ndofManager(0), m_input_fidelity_hint(NORMAL_FI)
 {
 }
 
@@ -271,6 +271,11 @@ GHOST_TSuccess GHOST_System::getButtonState(GHOST_TButtonMask mask, bool& isDown
 	return success;
 }
 
+void GHOST_System::setInputFidelity(InputFidelity hint)
+{
+	m_input_fidelity_hint = hint;
+}
+
 GHOST_TSuccess GHOST_System::init()
 {
 	m_timerManager = new GHOST_TimerManager ();
diff --git a/intern/ghost/intern/GHOST_System.h b/intern/ghost/intern/GHOST_System.h
index d6c6a356323..6f570b33079 100644
--- a/intern/ghost/intern/GHOST_System.h
+++ b/intern/ghost/intern/GHOST_System.h
@@ -281,6 +281,12 @@ public:
 	 * @return			Indication of success.
 	 */
 	virtual GHOST_TSuccess getButtons(GHOST_Buttons& buttons) const = 0;
+	
+	/**
+	 * Requests input at a certain fidelity. Certain tools want very smooth input, others don't care.
+	 * @param hint		Desired fidelity of mouse and pen events.
+	 */
+	void setInputFidelity(InputFidelity hint);
 
 	/**
 	 * Returns the selection buffer
@@ -354,6 +360,8 @@ protected:
 
 	/** Settings of the display before the display went fullscreen. */
 	GHOST_DisplaySetting m_preFullScreenSetting;
+	
+	InputFidelity m_input_fidelity_hint;
 };
 
 inline GHOST_TimerManager* GHOST_System::getTimerManager() const