7 files changed, 29 insertions, 26 deletions
diff --git a/engines/titanic/pet_control/pet_control.cpp b/engines/titanic/pet_control/pet_control.cpp
index 0388859cb2..402ed22719 100644
--- a/engines/titanic/pet_control/pet_control.cpp
+++ b/engines/titanic/pet_control/pet_control.cpp
@@ -706,8 +706,8 @@ PassengerClass CPetControl::getMailDestClass(const CRoomFlags &roomFlags) const
 	return roomFlags.getSuccUBusClass(roomFlags.getSuccUBusRoomName());
 }
 
-void CPetControl::starsSetButtons(int val1, int val2) {
-	_starfield.setButtons(val1, val2);
+void CPetControl::starsSetButtons(int matchIndex, bool isMarkerClose) {
+	_starfield.setButtons(matchIndex, isMarkerClose);
 	if (_currentArea == PET_STARFIELD)
 		_starfield.makePetDirty();
 }
diff --git a/engines/titanic/pet_control/pet_control.h b/engines/titanic/pet_control/pet_control.h
index 18a6d400f6..6e64d8d344 100644
--- a/engines/titanic/pet_control/pet_control.h
+++ b/engines/titanic/pet_control/pet_control.h
@@ -585,7 +585,7 @@ public:
 	/**
 	 * Sets the status buttons for the starfield control
 	 */
-	void starsSetButtons(int val1, int val2);
+	void starsSetButtons(int matchIndex, bool isMarkerClose);
 
 	/**
 	 * Sets that the user has the galactic reference material
diff --git a/engines/titanic/pet_control/pet_starfield.cpp b/engines/titanic/pet_control/pet_starfield.cpp
index dd953b592d..874fb5064f 100644
--- a/engines/titanic/pet_control/pet_starfield.cpp
+++ b/engines/titanic/pet_control/pet_starfield.cpp
@@ -187,24 +187,24 @@ void CPetStarfield::drawButton(int offset, int index, CScreenManager *screenMana
 	_leds[index + offset].draw(screenManager);
 }
 
-void CPetStarfield::setButtons(int val1, int val2) {
+void CPetStarfield::setButtons(int matchIndex, bool isMarkerClose) {
 	_btnOffsets[0] = 0;
 	_btnOffsets[1] = 0;
 	_btnOffsets[2] = 0;
 
-	if (val1 >= 0)
+	if (matchIndex >= 0)
 		_btnOffsets[0] = 2;
-	if (val1 >= 1)
+	if (matchIndex >= 1)
 		_btnOffsets[1] = 2;
-	if (val1 >= 2)
+	if (matchIndex >= 2)
 		_btnOffsets[2] = 2;
 
-	if (val2) {
-		if (val1 == -1)
+	if (isMarkerClose) {
+		if (matchIndex == -1)
 			_btnOffsets[0] = 1;
-		if (val1 == 0)
+		if (matchIndex == 0)
 			_btnOffsets[1] = 1;
-		if (val1 == 1)
+		if (matchIndex == 1)
 			_btnOffsets[2] = 1;
 	}
 
diff --git a/engines/titanic/pet_control/pet_starfield.h b/engines/titanic/pet_control/pet_starfield.h
index ec96fb93ef..01dddfd564 100644
--- a/engines/titanic/pet_control/pet_starfield.h
+++ b/engines/titanic/pet_control/pet_starfield.h
@@ -105,9 +105,9 @@ public:
 	virtual void save(SimpleFile *file, int indent);
 
 	/**
-	 * Sets the offsets for each of the buttons
+	 * Sets the display for the marker buttons
 	 */
-	void setButtons(int val1, int val2);
+	void setButtons(int matchIndex, bool isMarkerClose);
 
 	/**
 	 * Sets whether the player has the galactic reference material
diff --git a/engines/titanic/star_control/star_control.cpp b/engines/titanic/star_control/star_control.cpp
index 06ab3d363a..b58a5408c7 100644
--- a/engines/titanic/star_control/star_control.cpp
+++ b/engines/titanic/star_control/star_control.cpp
@@ -136,16 +136,16 @@ void CStarControl::newFrame() {
 		_petControl = getPetControl();
 
 	if (_petControl) {
-		int val1 = _starField.getMatchedIndex();
-		int val2 = 0;
+		int matchIndex = _starField.getMatchedIndex();
+		bool isClose = false;
 
 		if (_starField.getMode() == MODE_STARFIELD) {
-			val2 = _starField.get5();
-			if ((val1 + 2) == _starField.getMarkerCount())
-				val2 = 0;
+			isClose = _starField.isCloseToMarker();
+			if ((matchIndex + 2) != _starField.getMarkerCount())
+				isClose = false;
 		}
 
-		_petControl->starsSetButtons(val1, val2);
+		_petControl->starsSetButtons(matchIndex, isClose);
 	}
 }
 
diff --git a/engines/titanic/star_control/star_field.cpp b/engines/titanic/star_control/star_field.cpp
index 486cc50c60..1cfc57631b 100644
--- a/engines/titanic/star_control/star_field.cpp
+++ b/engines/titanic/star_control/star_field.cpp
@@ -28,7 +28,7 @@
 namespace Titanic {
 
 CStarField::CStarField() : _points1On(false), _points2On(false), _mode(MODE_STARFIELD),
-		_showBox(true), _val5(0), _isSolved(false) {
+		_showBox(true), _closeToMarker(false), _isSolved(false) {
 }
 
 void CStarField::load(SimpleFile *file) {
@@ -126,8 +126,8 @@ int CStarField::getMatchedIndex() const {
 	return _crosshairs._matchIndex;
 }
 
-int CStarField::get5() const {
-	return _val5;
+bool CStarField::isCloseToMarker() const {
+	return _closeToMarker;
 }
 
 void CStarField::setSolved() {
@@ -170,7 +170,7 @@ void CStarField::drawBox(CSurfaceArea *surfaceArea) {
 
 void CStarField::fn4(CSurfaceArea *surfaceArea, CStarCamera *camera) {
 	FVector v1, v2, v3;
-	_val5 = 0;
+	_closeToMarker = false;
 
 	if (_mode == MODE_STARFIELD) {
 		if (fn5(surfaceArea, camera, v1, v2, v3) > -1.0) {
@@ -206,7 +206,7 @@ double CStarField::fn5(CSurfaceArea *surfaceArea, CStarCamera *camera,
 	if ((v1._y - pt._y) * (v1._y - pt._y) + incr > 3600.0)
 		return -1.0;
 
-	_val5 = 1;
+	_closeToMarker = true;
 	return v1._y - pt._y;
 }
 
diff --git a/engines/titanic/star_control/star_field.h b/engines/titanic/star_control/star_field.h
index 1cca40567b..12af83a6a8 100644
--- a/engines/titanic/star_control/star_field.h
+++ b/engines/titanic/star_control/star_field.h
@@ -43,7 +43,7 @@ private:
 	bool _points2On;
 	StarMode _mode;
 	bool _showBox;
-	int _val5;
+	bool _closeToMarker;
 	bool _isSolved;
 private:
 	/**
@@ -104,7 +104,10 @@ public:
 	 */
 	int getMatchedIndex() const;
 
-	int get5() const;
+	/**
+	 * Returns true if the center of the starfield viewpoint is close to a marker
+	 */
+	bool isCloseToMarker() const;
 
 	/**
 	 * Sets the flag that the starfield has been solved