2 files changed, 95 insertions, 6 deletions

diff --git a/engines/bladerunner/actor_clues.cpp b/engines/bladerunner/actor_clues.cpp
index 16b9002765..028832b6d1 100644
--- a/engines/bladerunner/actor_clues.cpp
+++ b/engines/bladerunner/actor_clues.cpp
@@ -97,8 +97,92 @@ int ActorClues::getWeight(int clueId) const {
 	return _clues[clueIndex].weight;
 }
 
+int ActorClues::getModifier(int actorId, int otherActorId, int clueId) {
+	warning("STUB: getModifier(%d, %d, %d)", actorId, otherActorId, clueId);
+
+	return 0;
+}
+
+static int cluesCompare(const void *p1, const void *p2) {
+	const ActorClues::CluesUS *clue1 = (const ActorClues::CluesUS *)p1;
+	const ActorClues::CluesUS *clue2 = (const ActorClues::CluesUS *)p2;
+
+	if (clue1->modifier > clue2->modifier)
+		return -1;
+
+	return (clue1->modifier < clue2->modifier);
+}
+
 void ActorClues::acquireCluesByRelations(int actorId, int otherActorId) {
-	warning("TODO: acquireCluesByRelations");
+	CluesUS clues1[kClueCount], clues2[kClueCount];
+
+	int count1 = findAcquirableCluesFromActor(actorId, otherActorId, clues1, kClueCount);
+	int count2 = findAcquirableCluesFromActor(otherActorId, actorId, clues2, kClueCount);
+
+	if (count1 || count2) {
+		for (int i = 0; i < count1; i++) {
+			clues1[i].modifier = getModifier(actorId, otherActorId, clues1[i].clueId);
+		}
+		qsort(clues1, count1, sizeof(CluesUS), cluesCompare);
+
+		for (int i = 0; i < count2; i++) {
+			clues2[i].modifier = getModifier(otherActorId, actorId, clues2[i].clueId);
+		}
+		qsort(clues2, count2, sizeof(CluesUS), cluesCompare);
+
+		Actor *actor = _vm->_actors[actorId];
+		Actor *otherActor = _vm->_actors[otherActorId];
+
+		int avgParameters = (otherActor->getHonesty() + otherActor->getIntelligence() + actor->getFriendlinessToOther(otherActorId)) / 3;
+		int clue1count = avgParameters * count1 / 100;
+
+		if (avgParameters >= 50 && !clue1count && count1 == 1) {
+			clue1count = 1;
+		}
+
+		avgParameters = (actor->getHonesty() + actor->getIntelligence() + otherActor->getFriendlinessToOther(actorId)) / 3;
+		int clue2count = avgParameters * count2 / 100;
+
+		if (avgParameters >= 50 && !clue2count && count2 == 1) {
+			clue2count = 1;
+		}
+
+		for (int i = 0; i < clue2count; i++) {
+			bool flag = false;
+			if (otherActor->_clues->isFlag2(clues2[i].clueId)) {
+				avgParameters = (2 * otherActor->getFriendlinessToOther(actorId) + otherActor->getHonesty()) / 3;
+
+				if (avgParameters > 70) {
+					avgParameters = 100;
+				} else if (avgParameters < 30) {
+					avgParameters = 0;
+				}
+				if (_vm->_rnd.getRandomNumberRng(1, 100) <= avgParameters) {
+					flag = true;
+				}
+			}
+
+			actor->_clues->acquire(clues2[i].clueId, flag, otherActorId);
+		}
+
+		for (int i = 0; i < clue1count; i++) {
+			bool flag = false;
+			if (actor->_clues->isFlag2(clues1[i].clueId)) {
+				avgParameters = (2 * actor->getFriendlinessToOther(otherActorId) + actor->getHonesty()) / 3;
+
+				if (avgParameters > 70) {
+					avgParameters = 100;
+				} else if (avgParameters < 30) {
+					avgParameters = 0;
+				}
+				if (_vm->_rnd.getRandomNumberRng(1, 100) <= avgParameters) {
+					flag = true;
+				}
+			}
+
+			otherActor->_clues->acquire(clues1[i].clueId, flag, actorId);
+		}
+	}
 }
 
 int ActorClues::findAcquirableCluesFromActor(int actorId, int targetActorId, CluesUS *list, int size) {
diff --git a/engines/bladerunner/actor_clues.h b/engines/bladerunner/actor_clues.h
index aa8693f71b..76690329d3 100644
--- a/engines/bladerunner/actor_clues.h
+++ b/engines/bladerunner/actor_clues.h
@@ -32,6 +32,8 @@ class SaveFileReadStream;
 class SaveFileWriteStream;
 
 class ActorClues {
+	static const int kClueCount = 288;
+
 	struct Clue {
 		int clueId;
 		int weight;
@@ -45,11 +47,6 @@ class ActorClues {
 		byte flags;
 	};
 
-	struct CluesUS {
-		int clueId;
-		int modifier;
-	};
-
 	BladeRunnerEngine *_vm;
 
 	int                 _count;
@@ -57,6 +54,12 @@ class ActorClues {
 	Common::Array<Clue> _clues;
 
 public:
+	struct CluesUS {
+		int clueId;
+		int modifier;
+	};
+
+public:
 	ActorClues(BladeRunnerEngine *_vm, int cluesType);
 
 	void add(int actorId, int clueId, int unknown, bool acquired, bool unknownFlag, int fromActorId);
@@ -66,6 +69,8 @@ public:
 	bool isAcquired(int clueId) const;
 	int getWeight(int clueId) const;
 
+	int getModifier(int actorId, int otherActorId, int clueId);
+
 	void acquireCluesByRelations(int actorId, int otherActorId);
 	int findAcquirableCluesFromActor(int actorId, int targetActorId, CluesUS *list, int size);