Add GF_LOOM feature flag for loom games to reduce checks.

Will make it easier to add loom fm towns target in future.

svn-id: r9547

6 files changed, 9 insertions, 8 deletions

diff --git a/scumm/actor.cpp b/scumm/actor.cpp
index 94dd4c0d1a..0e51a9d10d 100644
--- a/scumm/actor.cpp
+++ b/scumm/actor.cpp
@@ -225,7 +225,7 @@ int Actor::remapDirection(int dir, bool is_walking) {
 	// not necessary here because we never call the function unless the
 	// actor is in the current room anyway.
 	
-	if (!ignoreBoxes || _vm->_gameId == GID_LOOM || _vm->_gameId == GID_LOOM256) {
+	if (!ignoreBoxes || (_vm->_features & GF_LOOM)) {
 		specdir = _vm->_extraBoxFlags[walkbox];
 		if (specdir) {
 			if (specdir & 0x8000) {
diff --git a/scumm/debugger.cpp b/scumm/debugger.cpp
index 5e2176a53e..a6e11e86d6 100644
--- a/scumm/debugger.cpp
+++ b/scumm/debugger.cpp
@@ -99,7 +99,7 @@ void ScummDebugger::attach(Scumm *s, char *entry) {
 		DCmd_Register("scripts", &ScummDebugger::Cmd_PrintScript);
 		DCmd_Register("importres", &ScummDebugger::Cmd_ImportRes);
 
-		if ((_s->_gameId == GID_LOOM) || (_s->_gameId == GID_LOOM256))
+		if ((_s->_features & GF_LOOM))
 			DCmd_Register("drafts", &ScummDebugger::Cmd_PrintDraft);
 
 		DCmd_Register("loadgame", &ScummDebugger::Cmd_LoadGame);
@@ -934,7 +934,7 @@ bool ScummDebugger::Cmd_PrintDraft(int argc, const char **argv) {
 	const char *notes = "cdefgabC";
 	int i, base, draft;
 
-	if (_s->_gameId != GID_LOOM && _s->_gameId != GID_LOOM256) {
+	if (!(_s->_features & GF_LOOM)) {
 		Debug_Printf("Command only works with Loom/LoomCD\n");
 		return true;
 	}
diff --git a/scumm/gfx.cpp b/scumm/gfx.cpp
index 6f503a2677..6e83c342f6 100644
--- a/scumm/gfx.cpp
+++ b/scumm/gfx.cpp
@@ -664,7 +664,7 @@ void Scumm::drawFlashlight() {
 	_flashlight.x = x - _flashlight.w / 2 - _screenStartStrip * 8;
 	_flashlight.y = y - _flashlight.h / 2;
 
-	if (_gameId == GID_LOOM || _gameId == GID_LOOM256)
+	if (_features & GF_LOOM)
 		_flashlight.y -= 12;
 
 	// Clip the flashlight at the borders
@@ -3508,7 +3508,7 @@ void Scumm::decompressDefaultCursor(int idx) {
 
 	// FIXME: None of the stock cursors are right for Loom. Why is that?
 
-	if (_gameId == GID_LOOM || _gameId == GID_LOOM256) {
+	if (_features & GF_LOOM) {
 		int w = 0;
 
 		_cursor.width = 8;
diff --git a/scumm/script_v5.cpp b/scumm/script_v5.cpp
index 5449ea64c0..95b882ace3 100644
--- a/scumm/script_v5.cpp
+++ b/scumm/script_v5.cpp
@@ -647,7 +647,7 @@ void Scumm_v5::o5_cursorCommand() {
 		// omit for now.
 		// FIXME: Actually: is this opcode ever called by a non-Loom game?
 		// Which V3-V5 game besides Loom makes use of custom cursors, ever?
-		if ((_gameId != GID_LOOM256) && (_gameId != GID_LOOM)) {
+		if (!(_features & GF_LOOM)) {
 			warning("setCursorImg called - tell Fingolfin where you saw this!");
 			setCursorImg(i, j, 1);
 		}
diff --git a/scumm/scumm.h b/scumm/scumm.h
index f048a5339b..ad40e83caf 100644
--- a/scumm/scumm.h
+++ b/scumm/scumm.h
@@ -85,6 +85,7 @@ enum GameFeatures {
 	GF_AFTER_HEV7          = 1 << 15,
 	GF_FMTOWNS             = 1 << 16,
 	GF_INDY3               = 1 << 17,
+	GF_LOOM                = 1 << 18,
 
 	GF_EXTERNAL_CHARSET    = GF_SMALL_HEADER
 };
diff --git a/scumm/scummvm.cpp b/scumm/scummvm.cpp
index dacd9e5429..125c9b87c0 100644
--- a/scumm/scummvm.cpp
+++ b/scumm/scummvm.cpp
@@ -82,7 +82,7 @@ static const VersionSettings scumm_settings[] = {
 	{"zak256", "Zak McKracken and the Alien Mindbenders (256)", GID_ZAK256, 3, VersionSettings::ADLIB_ALWAYS,
 	 GF_SMALL_HEADER | GF_SMALL_NAMES | GF_NO_SCALING | GF_OLD256 | GF_FMTOWNS | GF_AUDIOTRACKS, "00.LFL"},
 	{"loom", "Loom", GID_LOOM, 3, VersionSettings::ADLIB_ALWAYS,
-	 GF_SMALL_HEADER | GF_SMALL_NAMES | GF_NO_SCALING | GF_USE_KEY | GF_16COLOR | GF_OLD_BUNDLE, "00.LFL"},
+	 GF_SMALL_HEADER | GF_SMALL_NAMES | GF_NO_SCALING | GF_USE_KEY | GF_16COLOR | GF_OLD_BUNDLE | GF_LOOM, "00.LFL"},
 
 	/* Scumm Version 4 */
 	{"monkeyEGA", "Monkey Island 1 (EGA)", GID_MONKEY_EGA, 4, VersionSettings::ADLIB_ALWAYS,
@@ -94,7 +94,7 @@ static const VersionSettings scumm_settings[] = {
 	{"monkeyVGA", "Monkey Island 1 (256 color Floppy version)", GID_MONKEY_VGA,  4, VersionSettings::ADLIB_ALWAYS,
 	 GF_SMALL_HEADER | GF_USE_KEY, "000.LFL"},
 	{"loomcd", "Loom (256 color CD version)", GID_LOOM256, 4, VersionSettings::ADLIB_ALWAYS,
-	 GF_SMALL_HEADER | GF_USE_KEY | GF_AUDIOTRACKS, "000.LFL"},
+	 GF_SMALL_HEADER | GF_USE_KEY | GF_LOOM | GF_AUDIOTRACKS, "000.LFL"},
 	{"monkey", "Monkey Island 1", GID_MONKEY, 5, VersionSettings::ADLIB_PREFERRED,
 	 GF_USE_KEY | GF_AUDIOTRACKS, 0},
 	{"monkey1", "Monkey Island 1 (alt)", GID_MONKEY, 5, VersionSettings::ADLIB_PREFERRED,