From 08b2138c7e59ce3350d333832ceca5c24799a34c Mon Sep 17 00:00:00 2001
From: Nikolay Korolev <nickvnuk@gmail.com>
Date: Sat, 16 May 2020 01:49:30 +0300
Subject: ped attractors done

---
 src/core/FileLoader.cpp |  8 +++----
 src/core/World.cpp      | 55 +++++++++++++++++++++++++++++++++++++++++++++++++
 src/core/World.h        |  2 ++
 3 files changed, 61 insertions(+), 4 deletions(-)

(limited to 'src/core')

diff --git a/src/core/FileLoader.cpp b/src/core/FileLoader.cpp
index 589ec23c..41c96401 100644
--- a/src/core/FileLoader.cpp
+++ b/src/core/FileLoader.cpp
@@ -1033,12 +1033,12 @@ CFileLoader::Load2dEffect(const char *line)
 		sscanf(line, "%d %f %f %f %d %d %d %d %d %d %f %f %f %f %f %f",
 			&id, &x, &y, &z, &r, &g, &b, &a, &type,
 			&ptype,
-			&effect->pedattr.useDir.x,
-			&effect->pedattr.useDir.y,
-			&effect->pedattr.useDir.z,
 			&effect->pedattr.queueDir.x,
 			&effect->pedattr.queueDir.y,
-			&effect->pedattr.queueDir.z);
+			&effect->pedattr.queueDir.z,
+			&effect->pedattr.useDir.x,
+			&effect->pedattr.useDir.y,
+			&effect->pedattr.useDir.z);
 		effect->pedattr.type = ptype;
 		break;
 	}
diff --git a/src/core/World.cpp b/src/core/World.cpp
index 493ce042..0392ba2f 100644
--- a/src/core/World.cpp
+++ b/src/core/World.cpp
@@ -2236,3 +2236,58 @@ CWorld::UseDetonator(CEntity *pEntity)
 		}
 	}
 }
+
+bool
+CWorld::IsWanderPathClear(CVector const& point1, CVector const& point2, float distance, int maxSteps)
+{
+	if (Abs(point1.z - point2.z) > distance)
+		return false;
+	if (!GetIsLineOfSightClear(point1, point2, true, false, false, false, false, false, false))
+		return false;
+	CVector vecBetween = point2 - point1;
+	uint32 nSteps = Max(vecBetween.Magnitude(), maxSteps);
+	if (nSteps == 0)
+		return true;
+	vecBetween.Normalise();
+	uint32 step = 1;
+	for (step = 1; step < nSteps; step++) {
+		CVector posThisStep = point1 + vecBetween * step;
+		float level;
+		if (!CWaterLevel::GetWaterLevel(posThisStep, &level, false))
+			continue;
+		posThisStep.z = level;
+		AdvanceCurrentScanCode();
+
+		CVector vecCheckedPos(posThisStep.x, posThisStep.y, Max(point1.z, point2.z));
+		CColPoint colpoint;
+		CEntity* entity;
+		if (!ProcessVerticalLineSector(*GetSector(GetSectorIndexX(posThisStep.x), GetSectorIndexY(posThisStep.y)),
+			CColLine(posThisStep, vecCheckedPos), colpoint, entity, true, false, false, false, false, false, nil))
+			return false;
+	}
+
+	CVector posThisStep = point1;
+	AdvanceCurrentScanCode();
+	CVector vecCheckedPos(posThisStep.x, posThisStep.y, point1.z - 5.0f);
+
+	CColPoint colpoint;
+	CEntity* entity;
+	if (!ProcessVerticalLineSector(*GetSector(GetSectorIndexX(posThisStep.x), GetSectorIndexY(posThisStep.y)),
+		CColLine(posThisStep, vecCheckedPos), colpoint, entity, true, false, false, false, false, false, nil))
+		return false;
+
+	float heightNextStep = colpoint.point.z + 0.5f;
+	for (step = 1; step < nSteps; step++) {
+		CVector posThisStep = point1 + vecBetween * step;
+		posThisStep.z = heightNextStep;
+		AdvanceCurrentScanCode();
+		CVector vecCheckedPos(posThisStep.x, posThisStep.y, heightNextStep - 2.0f);
+		if (!ProcessVerticalLineSector(*GetSector(GetSectorIndexX(posThisStep.x), GetSectorIndexY(posThisStep.y)),
+			CColLine(posThisStep, vecCheckedPos), colpoint, entity, true, false, false, false, false, false, nil))
+			return false;
+		if (Abs(colpoint.point.z - heightNextStep) > 1.0f)
+			return false;
+		heightNextStep = colpoint.point.z + 0.5f;
+	}
+	return true;
+}
diff --git a/src/core/World.h b/src/core/World.h
index bc905bf5..89f05cfd 100644
--- a/src/core/World.h
+++ b/src/core/World.h
@@ -125,6 +125,8 @@ public:
 	static void CallOffChaseForAreaSectorListVehicles(CPtrList& list, float x1, float y1, float x2, float y2, float fStartX, float fStartY, float fEndX, float fEndY);
 	static void CallOffChaseForAreaSectorListPeds(CPtrList& list, float x1, float y1, float x2, float y2);
 
+	static bool IsWanderPathClear(CVector const&, CVector const&, float, int);
+
 	static float GetSectorX(float f) { return ((f - WORLD_MIN_X)/SECTOR_SIZE_X); }
 	static float GetSectorY(float f) { return ((f - WORLD_MIN_Y)/SECTOR_SIZE_Y); }
 	static int GetSectorIndexX(float f) { return (int)GetSectorX(f); }
-- 
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