From bd9ba6bd48cc081e12554ac8352318791a4e7d59 Mon Sep 17 00:00:00 2001
From: Chris Danford <chrisdanford@users.sourceforge.net>
Date: Mon, 17 Mar 2008 08:56:19 +0000
Subject: [PATCH] positionIndex -> offsetFromCenter, new StreamDisplay

---
 stepmania/Themes/default/metrics.ini | 47 ++++++++++++++++++++--------
 1 file changed, 34 insertions(+), 13 deletions(-)

diff --git a/stepmania/Themes/default/metrics.ini b/stepmania/Themes/default/metrics.ini
index 50bb55a531..1e26865800 100644
--- a/stepmania/Themes/default/metrics.ini
+++ b/stepmania/Themes/default/metrics.ini
@@ -1841,18 +1841,18 @@ LockedInitialVelocity=7
 ScrollBarHeight=300
 ScrollBarOnCommand=x,-128
 ; linear wheel example:
-;   ItemTransformFunction=function(self,positionIndex,itemIndex,numItems) self:y(positionIndex*38); end
+;   ItemTransformFunction=function(self,offsetFromCenter,itemIndex,numItems) self:y(offsetFromCenter*38); end
 ; 3D wheel example:
-;   ItemTransformFunction=function(self,positionIndex,itemIndex,numItems)
+;   ItemTransformFunction=function(self,offsetFromCenter,itemIndex,numItems)
 ; 		local curve = math.pi;
 ; 		local NUM_WHEEL_ITEMS = 11;
 ; 		local WHEEL_3D_RADIUS = 245;
-;		local rotationx_radians = scale(positionIndex,-NUM_WHEEL_ITEMS/2.0f,+NUM_WHEEL_ITEMS/2.0f,-curve/2.f,+curve/2.f) );
-;		self:x( 1 - math.cos(positionIndex/math.pi) );
+;		local rotationx_radians = scale(offsetFromCenter,-NUM_WHEEL_ITEMS/2.0f,+NUM_WHEEL_ITEMS/2.0f,-curve/2.f,+curve/2.f) );
+;		self:x( 1 - math.cos(offsetFromCenter/math.pi) );
 ;		self:y( WHEEL_3D_RADIUS * math.sin(rotationx_radians) );
 ;		self:z( -100 + WHEEL_3D_RADIUS * math.cos(rotationx_radians) );
 ;		self:rotationx( rotationx_radians * 180/math.pi );	-- to degrees end
-ItemTransformFunction=function(self,positionIndex,itemIndex,numItems) self:x( (1-math.cos(positionIndex/math.pi))*44 ); self:y( positionIndex*38 ); end
+ItemTransformFunction=function(self,offsetFromCenter,itemIndex,numItems) self:x( (1-math.cos(offsetFromCenter/math.pi))*44 ); self:y( offsetFromCenter*38 ); end
 NumWheelItems=11
 MusicWheelSortOnCommand=
 MusicWheelSortOffCommand=
@@ -1932,12 +1932,7 @@ DescWidth=400
 MeterWidth=232
 MeterHeight=24
 DangerThreshold=0.2
-NumChambers=20
-NumStrips=2
 InitialValue=0.5
-StreamNormalOnCommand=
-StreamHotOnCommand=
-StreamPassingOnCommand=
 MinStayAlive="TapNoteScore_W3"
 LifePercentChangeW1=0.008
 LifePercentChangeW2=0.008
@@ -2050,7 +2045,7 @@ NumRowsShown=10
 RowInitCommand=
 RowOnCommand=
 RowOffCommand=
-RowPositionTransformFunction=function(self,positionIndex,itemIndex,numItems) self:y(SCREEN_CENTER_Y-152+34*positionIndex) end
+RowPositionTransformFunction=function(self,offsetFromCenter,itemIndex,numItems) self:y(SCREEN_CENTER_Y-152+34*offsetFromCenter) end
 ExplanationP1X=SCREEN_CENTER_X-250
 ExplanationP1Y=SCREEN_CENTER_Y+172
 ExplanationP2X=SCREEN_CENTER_X+250
@@ -3895,7 +3890,7 @@ ShowExitRow=false
 FrameOnCommand=
 FrameOffCommand=
 NumRowsShown=30
-RowPositionTransformFunction=function(self,positionIndex,itemIndex,numItems) local indexOffset = itemIndex-(numItems-1)/2; self:y( SCREEN_CENTER_Y + indexOffset * 20 ); end
+RowPositionTransformFunction=function(self,offsetFromCenter,itemIndex,numItems) local indexOffset = itemIndex-(numItems-1)/2; self:y( SCREEN_CENTER_Y + indexOffset * 20 ); end
 StyleIcon=false
 HeaderX=SCREEN_CENTER_X
 HeaderY=SCREEN_TOP+40
@@ -4031,7 +4026,7 @@ CategoryRecordFeats=true
 [ScreenMiniMenuContext]
 Fallback="ScreenMiniMenu"
 NumRowsShown=10
-RowPositionTransformFunction=function(self,positionIndex,itemIndex,numItems) self:y(24*(positionIndex-(numItems-1)/2)) end
+RowPositionTransformFunction=function(self,offsetFromCenter,itemIndex,numItems) self:y(24*(offsetFromCenter-(numItems-1)/2)) end
 ItemsLongRowSharedX=0
 TitleX=0
 TitleX=-54
@@ -4405,3 +4400,29 @@ EditDescriptionY=0
 EditDescriptionOnCommand=horizalign,right;zoom,.5;shadowlength,2;maxwidth,150
 ZeroMeterString="?"
 MeterSetCommand=%function(self,param) self:diffuse(DifficultyAndStepsTypeToColor(param.Difficulty,param.StepsType)); end
+
+[StreamDisplay]
+; a simple bar life meter:
+; PillTransformFunction=function(self,offsetFromCenter,itemIndex,numItems) local native_width=32; local zoomed_width=12; self:zoomx(zoomed_width/native_width); self:x((itemIndex-(numItems/2))*zoomed_width); end
+PillTransformFunction=function(self,offsetFromCenter,itemIndex,numItems) \
+	local native_width=32; \
+	local native_height=32; \
+	local zoomed_height=10; \
+	local spacing_x=11.3; \
+	self:zoomy(zoomed_height/native_height); \
+	self:x((itemIndex-(numItems/2))*spacing_x); \
+	local zoomed_width=0; \
+	if (itemIndex % 2) == 0 then \
+		zoomed_width=24; \
+		self:rotationz(90); \
+	else \
+		zoomed_width=31; \
+		self:rotationz(-60); \
+	end; \
+	self:zoomx(zoomed_width/native_width); \
+end
+TextureCoordScaleX=10
+NumPills=20
+
+[StreamDisplayExtra]
+Fallback="StreamDisplay"