From ecd1a9f9435c5fc5d502d75dd256394b5f3283f3 Mon Sep 17 00:00:00 2001
From: athrxx
Date: Thu, 23 Feb 2012 21:36:14 +0100
Subject: KYRA: (EOB) - cleanup CGA/EGA code a bit

---
 engines/kyra/screen_eob.cpp | 22 ++++++++++------------
 1 file changed, 10 insertions(+), 12 deletions(-)

(limited to 'engines/kyra/screen_eob.cpp')

diff --git a/engines/kyra/screen_eob.cpp b/engines/kyra/screen_eob.cpp
index 38521d757c..dc53e8aca5 100644
--- a/engines/kyra/screen_eob.cpp
+++ b/engines/kyra/screen_eob.cpp
@@ -55,7 +55,7 @@ Screen_EoB::Screen_EoB(EoBCoreEngine *vm, OSystem *system) : Screen(vm, system,
 	_egaPixelValueTable = 0;
 	_cgaMappingDefault = 0;
 	_cgaDitheringTables[0] = _cgaDitheringTables[1] = 0;
-	_useHiResEGADithering = false;
+	_useLoResEGA = _useHiResEGADithering = false;
 }
 
 Screen_EoB::~Screen_EoB() {
@@ -69,12 +69,8 @@ Screen_EoB::~Screen_EoB() {
 }
 
 bool Screen_EoB::init() {
-	return init(false);
-}
-
-bool Screen_EoB::init(bool useHiResEGADithering) {
 	// Define hi-res pages for EGA mode in EOB II
-	if (useHiResEGADithering) {
+	if (_vm->gameFlags().useHiRes) {
 		for (int i = 0; i < 8; i++)
 			_pageScaleFactor[i] = 2;
 	}
@@ -99,15 +95,16 @@ bool Screen_EoB::init(bool useHiResEGADithering) {
 
 		_dsTempPage = new uint8[12000];
 
-		if (_renderMode == Common::kRenderEGA) {
-			_useHiResEGADithering = useHiResEGADithering;
+		if (_vm->gameFlags().useHiRes && _renderMode == Common::kRenderEGA) {
+			_useHiResEGADithering = true;
 			_egaDitheringTable = new uint8[256];
 			_egaPixelValueTable = new uint8[256];
 			for (int i = 0; i < 256; i++) {
 				_egaDitheringTable[i] = i & 0x0f;
 				_egaPixelValueTable[i] = i & 0x0f;
 			}
-
+		} else if (_renderMode == Common::kRenderEGA) {
+			_useLoResEGA = true;
 		} else if (_renderMode == Common::kRenderCGA) {
 			_cgaMappingDefault = _vm->staticres()->loadRawData(kEoB1CgaMappingDefault, temp);
 			_cgaDitheringTables[0] = new uint16[256];
@@ -432,7 +429,7 @@ uint8 *Screen_EoB::encodeShape(uint16 x, uint16 y, uint16 w, uint16 h, bool enco
 	uint8 *srcLineStart = getPagePtr(_curPage | 1) + y * 320 + (x << 3);
 	uint8 *src = srcLineStart;
 
-	if (_renderMode == Common::kRenderEGA && !_useHiResEGADithering)
+	if (_useLoResEGA)
 		encode8bit = false;
 
 	if (_renderMode == Common::kRenderCGA) {
@@ -556,7 +553,7 @@ uint8 *Screen_EoB::encodeShape(uint16 x, uint16 y, uint16 w, uint16 h, bool enco
 		*dst++ = (w & 0xff);
 		*dst++ = (h & 0xff);
 
-		if (_renderMode == Common::kRenderEGA && !_useHiResEGADithering) {
+		if (_useLoResEGA) {
 			for (int i = 0; i < 16; i++)
 				dst[i] = i;
 		} else {
@@ -1538,6 +1535,7 @@ OldDOSFont::OldDOSFont(Common::RenderMode mode, bool useHiResEGADithering) : _re
 	_data = 0;
 	_width = _height = _numGlyphs = 0;
 	_bitmapOffsets = 0;
+	_useLoResEGA = (_renderMode == Common::kRenderEGA && !_useHiResEGADithering);
 
 	_numRef++;
 	if (!_cgaDitheringTable && _numRef == 1) {
@@ -1664,7 +1662,7 @@ void OldDOSFont::drawChar(uint16 c, byte *dst, int pitch) const {
 	uint16 cgaMask1 = cgaColorMask[color1 & 3];
 	uint16 cgaMask2 = cgaColorMask[color2 & 3];
 
-	if (_renderMode == Common::kRenderCGA || (_renderMode == Common::kRenderEGA && !_useHiResEGADithering)) {
+	if (_renderMode == Common::kRenderCGA || _useLoResEGA) {
 		color1 &= 0x0f;
 		color2 &= 0x0f;
 	}
-- 
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