Initial commit

engines/ags/shared/game/room_file_deprecated.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+//=============================================================================
+//
+// Deprecated room stuff. Removed from room class and load routine because this
+// data is no longer supported in the engine. Perhaps move to some legacy
+// knowledge base; or restore when it's possible to support ancient games.
+//
+//=============================================================================
+
+#if defined (OBSOLETE)
+
+#include "ags/shared/ac/common.h"
+#include "ags/shared/util/stream.h"
+
+using namespace AGS::Shared;
+
+#define AE_WAITFLAG   0x80000000
+#define MAXANIMSTAGES 10
+struct AnimationStruct {
+	int   x, y;
+	int   data;
+	int   object;
+	int   speed;
+	int8  action;
+	int8  wait;
+	AnimationStruct() {
+		action = 0;
+		object = 0;
+		wait = 1;
+		speed = 5;
+	}
+};
+
+struct FullAnimation {
+	AnimationStruct stage[MAXANIMSTAGES];
+	int             numstages;
+	FullAnimation() {
+		numstages = 0;
+	}
+};
+
+#define MAXPOINTS 30
+struct PolyPoints {
+	int x[MAXPOINTS];
+	int y[MAXPOINTS];
+	int numpoints;
+	void add_point(int x, int y);
+	PolyPoints() {
+		numpoints = 0;
+	}
+
+	void Read(AGS::Shared::Stream *in);
+};
+
+
+#define MAXANIMS 10
+// Just a list of cut out data
+struct DeprecatedRoomStruct {
+	// Full-room animations
+	int16_t       numanims;
+	FullAnimation anims[MAXANIMS];
+	// Polygonal walkable areas (unknown version)
+	int32_t       numwalkareas;
+	PolyPoints    wallpoints[MAX_WALK_AREAS];
+	// Unknown flags
+	int16_t       flagstates[MAX_LEGACY_ROOM_FLAGS];
+};
+
+
+
+void PolyPoints::add_point(int x, int y) {
+	x[numpoints] = x;
+	y[numpoints] = y;
+	numpoints++;
+
+	if (numpoints >= MAXPOINTS)
+		quit("too many poly points added");
+}
+
+void PolyPoints::Read(Stream *in) {
+	in->ReadArrayOfInt32(x, MAXPOINTS);
+	in->ReadArrayOfInt32(y, MAXPOINTS);
+	numpoints = in->ReadInt32();
+}
+
+
+//
+// Pre-2.5 scripts (we don't know how to convert them for the modern engine)
+//
+#define SCRIPT_CONFIG_VERSION 1
+HRoomFileError ReadAncientScriptConfig(Stream *in) {
+	int fmt = in->ReadInt32();
+	if (fmt != SCRIPT_CONFIG_VERSION)
+		return new RoomFileError(kRoomFileErr_FormatNotSupported, String::FromFormat("Invalid script configuration format (in room: %d, expected: %d).", fmt, SCRIPT_CONFIG_VERSION));
+
+	size_t var_count = in->ReadInt32();
+	for (size_t i = 0; i < var_count; ++i) {
+		size_t len = in->ReadInt8();
+		in->Seek(len);
+	}
+	return HRoomFileError::None();
+}
+
+HRoomFileError ReadAncientGraphicalScripts(Stream *in) {
+	do {
+		int ct = in->ReadInt32();
+		if (ct == -1 || in->EOS())
+			break;
+		size_t len = in->ReadInt32();
+		in->Seek(len);
+	} while (true);
+	return HRoomFileError::None();
+}
+
+HRoomFileError ReadPre250Scripts(Stream *in) {
+	HRoomFileError err = ReadAncientScriptConfig(in);
+	if (err)
+		err = ReadAncientGraphicalScripts(in);
+	return err;
+}
+
+#endif // OBSOLETE