From afb5f5d5ab6906b786afabff42a84287f23dc305 Mon Sep 17 00:00:00 2001
From: Travis Howell
Date: Wed, 3 May 2006 04:07:37 +0000
Subject: Fix scrolling glitches in Oracle of FF

svn-id: r22290
---
 engines/simon/charset.cpp | 16 ++++++++++------
 engines/simon/oracle.cpp  | 23 +----------------------
 engines/simon/simon.h     |  1 -
 engines/simon/vga.cpp     |  6 ++----
 4 files changed, 13 insertions(+), 33 deletions(-)

(limited to 'engines')

diff --git a/engines/simon/charset.cpp b/engines/simon/charset.cpp
index 51545c56d4..ef6c4b4f6a 100644
--- a/engines/simon/charset.cpp
+++ b/engines/simon/charset.cpp
@@ -1534,17 +1534,14 @@ void SimonEngine::video_putchar_drawchar(WindowBlock *window, uint x, uint y, by
 
 	_lockWord |= 0x8000;
 
-	dst = getFrontBuf();
-	dst += y * _dxSurfacePitch + x + window->textColumnOffset;
+	dst = getFrontBuf() + y * _dxSurfacePitch + x + window->textColumnOffset;
 
 	if (getGameType() == GType_FF) {
-		dst = getFrontBuf() + y * _dxSurfacePitch + x + window->textColumnOffset;
 		h = 13;
 		w =  feebleFontSize[chr - 0x20];
 
 		src = feeble_video_font + (chr - 0x20) * 13;
 	} else {
-		dst = getFrontBuf() + y * _dxSurfacePitch + x + window->textColumnOffset;
 		h = 8;
 		w = 6;
 
@@ -1584,8 +1581,15 @@ void SimonEngine::video_putchar_drawchar(WindowBlock *window, uint x, uint y, by
 		int8 b = *src++;
 		i = 0;
 		do {
-			if (b < 0)
-				dst[i] = color;
+			if (b < 0) {
+				if (getGameType() == GType_FF) {
+					if (dst[i] == 0)
+						dst[i] = color;
+				} else {
+					dst[i] = color;
+				}
+			}
+
 			b <<= 1;
 		} while (++i != w);
 		dst += _dxSurfacePitch;
diff --git a/engines/simon/oracle.cpp b/engines/simon/oracle.cpp
index 4d3302e5b8..08ddb3ae0f 100644
--- a/engines/simon/oracle.cpp
+++ b/engines/simon/oracle.cpp
@@ -79,10 +79,8 @@ void SimonEngine::linksDown() {
 void SimonEngine::scrollOracle() {
 	int i;
 
-	for (i = 0; i < 5; i++) {
+	for (i = 0; i < 5; i++)
 		scrollOracleUp();
-		bltOracleText();
-	}
 }
 
 void SimonEngine::oracleTextUp() {
@@ -112,7 +110,6 @@ void SimonEngine::oracleTextUp() {
 			if(sub)
 				startSubroutineEx(sub);
 			setBitFlag(94, false);
-			bltOracleText();
 		}
 		if (_currentBoxNumber != 601 || !getBitFlag(89))
 			break;
@@ -147,7 +144,6 @@ void SimonEngine::oracleTextDown() {
 			if (sub)
 				startSubroutineEx(sub);
 			setBitFlag(93, false);
-			bltOracleText();
 		}
 		if (_currentBoxNumber != 600 || !getBitFlag(89))
 			break;
@@ -212,23 +208,6 @@ void SimonEngine::scrollOracleDown() {
 	}
 }
 
-void SimonEngine::bltOracleText() {
-	byte *src, *dst1, *dst2;
-	uint16 h;
-
-	src = getFrontBuf() + 103 * _screenWidth + 136;
-	dst1 = getFrontBuf() + 103 * _screenWidth + 136;
-	dst2 = getBackBuf() + 103 * _screenWidth + 136;
-
-	for (h = 0; h < 104; h++) {
-		memcpy(dst1, src, 360);
-		memcpy(dst2, src, 360);
-		dst1 += _screenWidth;
-		dst2 += _screenWidth;
-		src += _screenWidth;
-	}
-}
-
 void SimonEngine::oracleLogo() {
 	Common::Rect srcRect, dstRect;
 	byte *src, *dst;
diff --git a/engines/simon/simon.h b/engines/simon/simon.h
index 45016a848a..dc31681517 100644
--- a/engines/simon/simon.h
+++ b/engines/simon/simon.h
@@ -618,7 +618,6 @@ protected:
 	void saveUserGame(int slot);
 	void windowBackSpace(WindowBlock *window);
 
-	void bltOracleText();
 	void oracleLogo();
 	void scrollOracle();
 	void scrollOracleUp();
diff --git a/engines/simon/vga.cpp b/engines/simon/vga.cpp
index e6731a076e..b4f7490b45 100644
--- a/engines/simon/vga.cpp
+++ b/engines/simon/vga.cpp
@@ -1781,11 +1781,9 @@ void SimonEngine::vc36_setWindowImage() {
 	uint16 vga_res = vcReadNextWord();
 	uint16 windowNum = vcReadNextWord();
 
-	if (getGameType() == GType_FF) {
-		// TODO
-	} else if (getGameType() == GType_SIMON2) {
+	if (getGameType() == GType_SIMON2) {
 		set_video_mode_internal(windowNum, vga_res);
-	} else {
+	} else if (getGameType() == GType_SIMON1) {
 		if (windowNum == 16) {
 			_copyPartialMode = 2;
 		} else {
-- 
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