From 687e47d332e24e4579c8ff4bab4858a66cbf8ab6 Mon Sep 17 00:00:00 2001
From: Filippos Karapetis
Date: Fri, 12 Apr 2013 07:18:53 +0300
Subject: TINSEL: Remove the unused ghost palette

---
 engines/tinsel/palette.cpp | 31 -------------------------------
 engines/tinsel/palette.h   |  2 --
 engines/tinsel/savescn.cpp |  1 -
 engines/tinsel/tinlib.cpp  |  1 -
 4 files changed, 35 deletions(-)

diff --git a/engines/tinsel/palette.cpp b/engines/tinsel/palette.cpp
index c2ba40b26d..505cb21adb 100644
--- a/engines/tinsel/palette.cpp
+++ b/engines/tinsel/palette.cpp
@@ -72,8 +72,6 @@ static VIDEO_DAC_Q *g_pDAChead;
 /** the translucent palette lookup table */
 uint8 g_transPalette[MAX_COLORS];	// used in graphics.cpp
 
-uint8 g_ghostPalette[MAX_COLORS];
-
 static int g_translucentIndex	= 228;
 
 static int g_talkIndex		= 233;
@@ -575,35 +573,6 @@ void CreateTranslucentPalette(SCNHANDLE hPalette) {
 	}
 }
 
-/**
- * Creates the ghost palette
- */
-void CreateGhostPalette(SCNHANDLE hPalette) {
-	// get a pointer to the palette
-	PALETTE *pPal = (PALETTE *)LockMem(hPalette);
-
-	// leave background color alone
-	g_ghostPalette[0] = 0;
-
-	int32 numColors = FROM_32(pPal->numColors);
-	for (int32 i = 0; i < numColors; i++) {
-		// get the RGB color model values
-		uint8 red   = TINSEL_GetRValue(pPal->palRGB[i]);
-		uint8 green = TINSEL_GetGValue(pPal->palRGB[i]);
-		uint8 blue  = TINSEL_GetBValue(pPal->palRGB[i]);
-
-		// calculate the Value field of the HSV color model
-		unsigned val = (red > green) ? red : green;
-		val = (val > blue) ? val : blue;
-
-		// map the Value field to one of the 4 colors reserved for the translucent palette
-		val /= 64;
-		assert(/*val >= 0 &&*/ val <= 3);
-		g_ghostPalette[i + 1] = (uint8)(val + SysVar(ISV_GHOST_BASE));
-	}
-}
-
-
 /**
  * Returns an adjusted color RGB
  * @param color		Color to scale
diff --git a/engines/tinsel/palette.h b/engines/tinsel/palette.h
index 9bcbfd242d..c57b8df2ba 100644
--- a/engines/tinsel/palette.h
+++ b/engines/tinsel/palette.h
@@ -146,8 +146,6 @@ void FadingPalette(PALQ *pPalQ, bool bFading);
 
 void CreateTranslucentPalette(SCNHANDLE BackPal);
 
-void CreateGhostPalette(SCNHANDLE hPalette);
-
 void NoFadingPalettes();	// All fading processes have just been killed
 
 void DimPartPalette(
diff --git a/engines/tinsel/savescn.cpp b/engines/tinsel/savescn.cpp
index 10f98df6d7..d2537169f7 100644
--- a/engines/tinsel/savescn.cpp
+++ b/engines/tinsel/savescn.cpp
@@ -360,7 +360,6 @@ static int DoRestoreSceneFrame(SAVED_DATA *sd, int n) {
 			RestoreActorZ(sd->savedActorZ);
 			RestoreZpositions(sd->zPositions);
 			RestoreSysVars(sd->SavedSystemVars);
-			CreateGhostPalette(BgPal());
 			RestoreActors(sd->NumSavedActors, sd->SavedActorInfo);
 			RestoreSoundReels(sd->SavedSoundReels);
 			return 1;
diff --git a/engines/tinsel/tinlib.cpp b/engines/tinsel/tinlib.cpp
index d15ac2fbba..34aa64a609 100644
--- a/engines/tinsel/tinlib.cpp
+++ b/engines/tinsel/tinlib.cpp
@@ -1198,7 +1198,6 @@ static void Ghost(int actor, int tColor, int tPalOffset) {
 	SetSysVar(ISV_GHOST_ACTOR, actor);
 	SetSysVar(ISV_GHOST_COLOR,  tColor);
 	SetSysVar(ISV_GHOST_BASE, tPalOffset);
-	CreateGhostPalette(BgPal());
 }
 
 /**
-- 
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