From 084c8a9b85b853fa630d5a102cd102b45d543abf Mon Sep 17 00:00:00 2001
From: Tim Redfern <tim@eclectronics.org>
Date: Tue, 20 Dec 2011 18:31:56 +0000
Subject: building multiple views

---
 src/keyVar.cpp | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 src/keyVar.cpp

(limited to 'src/keyVar.cpp')

diff --git a/src/keyVar.cpp b/src/keyVar.cpp
new file mode 100644
index 0000000..ea8b9ff
--- /dev/null
+++ b/src/keyVar.cpp
@@ -0,0 +1,53 @@
+/*
+ *  keyvar.cpp
+
+ generalised cushioned keyboard controller
+ */
+
+#include "keyVar.h"
+#define DEBUG 0
+
+void keyVar::set(char _keyInc,char _keyDec,float _val,float _speed,float _accel,float _accelTime){
+	keyInc=_keyInc;
+	keyDec=_keyDec;
+	val=_val; //initial value
+	speed=_speed;
+	accel=_accel;
+	accelTime=_accelTime;
+	state=0;
+	timePressed=timeCalc=0;
+
+}
+void keyVar::keyPressed(char _key){
+	//need to deal with key repeat: OSX anyway
+	if (_key==keyInc&&state!=1) {
+		state=1;
+		timePressed=timeCalc=ofGetElapsedTimef();
+		if (DEBUG) printf("pressed %i\n",_key);
+	}
+	if (_key==keyDec&&state!=-1) {
+		state=-1;
+		timePressed=timeCalc=ofGetElapsedTimef();
+		if (DEBUG) printf("pressed %i\n",_key);
+	}
+}
+void keyVar::keyReleased(char _key){
+	if (_key==keyInc&&state==1) {
+		state=0;
+		if (DEBUG) printf("released %i\n",_key);
+	}
+	if (_key==keyDec&&state==-1) {
+		state=0;
+		if (DEBUG) printf("released %i\n",_key);
+	}
+}
+float keyVar::getVal(){
+    float segment = min(1.0f,(ofGetElapsedTimef()-timePressed)/accelTime);
+	if (state) val+=pow(segment,accel)*speed*state; //(ofGetElapsedTimef()-timeCalc)*
+	timeCalc=ofGetElapsedTimef();
+	return val;
+}
+float keyVar::getInc(){
+    float segment = min(1.0f,(ofGetElapsedTimef()-timePressed)/accelTime);
+	return pow(segment,accel)*speed*state;
+}
-- 
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