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/*
===========================================================================
Copyright (C) 2025 the OpenMoHAA team
This file is part of OpenMoHAA source code.
OpenMoHAA source code 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 2 of the License,
or (at your option) any later version.
OpenMoHAA source code 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 OpenMoHAA source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
// actorpath.h: Actor path
#pragma once
#include "navigate.h"
#include "archive.h"
#define MIN_FALLHEIGHT 18
#define MAX_FALLHEIGHT 1024
class ActorPath
{
// path list
PathInfo *m_path;
int m_pathlen;
// path position
PathInfo *m_pathpos;
// starting path position
PathInfo *m_startpathpos;
vec2_t m_delta;
bool m_Side;
int m_Time;
float m_TotalDist;
short int m_FallHeight;
bool m_HasCompleteLookahead;
float m_fLookAhead;
bool m_bChangeLookAhead;
private:
float PathLookAhead(float total_area, Vector& end, float *origin);
public:
ActorPath();
~ActorPath();
void Clear(void);
bool DoesTheoreticPathExist(
float *start, float *end, class SimpleActor *ent, float maxPath, float *vLeashHome, float fLeashDistSquared
);
void FindPath(float *start, float *end, Entity *ent, float maxPath, float *vLeashHome, float fLeashDistSquared);
void FindPathAway(
float *start,
float *avoid,
float *vPreferredDir,
Entity *ent,
float fMinSafeDist,
float *vLeashHome,
float fLeashDistSquared
);
void FindPathNear(
float *start,
float *nearby,
Entity *ent,
float maxPath,
float fRadiusSquared,
float *vLeashHome,
float fLeashDistSquared
);
void ReFindPath(float *start, Entity *ent);
void UpdatePos(float *origin, float fNodeRadius = 0.0f);
bool Complete(const float *origin) const;
PathInfo *StartNode(void) const;
PathInfo *CurrentNode(void) const;
int CurrentNodeIndex(void) const;
PathInfo *NextNode(void) const;
PathInfo *LastNode(void) const;
const float *CurrentPathDir(void) const;
const float *CurrentPathGoal(void) const;
int Time(void) const;
const float *CurrentDelta(void) const;
bool IsAccurate(void) const;
float TotalDist(void) const;
void SetFallHeight(float fHeight);
float GetFallHeight(void) const;
void TrimPathFromEnd(int nNodesPop);
void Shorten(float fDistRemove);
bool HasCompleteLookahead(void) const;
void ForceShortLookahead(void);
virtual void Archive(Archiver& arc);
bool IsSide(void) const;
};
inline void ActorPath::Archive(Archiver& arc)
{
int index;
int i;
arc.ArchiveInteger(&m_pathlen);
if (m_pathlen) {
if (arc.Loading()) {
m_path = new PathInfo[m_pathlen];
}
for (i = 0; i < m_pathlen; i++) {
m_path[i].Archive(arc);
}
if (!arc.Saving()) {
arc.ArchiveInteger(&index);
if (index == -1) {
m_pathpos = NULL;
} else {
m_pathpos = &m_path[index];
}
arc.ArchiveInteger(&index);
if (index == -1) {
m_startpathpos = NULL;
} else {
m_startpathpos = &m_path[index];
}
} else {
if (m_pathpos) {
index = m_pathpos - m_path;
} else {
index = -1;
}
arc.ArchiveInteger(&index);
if (m_startpathpos) {
index = m_startpathpos - m_path;
} else {
index = -1;
}
arc.ArchiveInteger(&index);
}
} else if (arc.Loading()) {
m_pathpos = 0;
}
arc.ArchiveVec2(m_delta);
arc.ArchiveBool(&m_Side);
arc.ArchiveInteger(&m_Time);
arc.ArchiveFloat(&m_TotalDist);
arc.ArchiveShort(&m_FallHeight);
arc.ArchiveShort(&m_FallHeight);
arc.ArchiveBool(&m_HasCompleteLookahead);
arc.ArchiveFloat(&m_fLookAhead);
arc.ArchiveBool(&m_bChangeLookAhead);
}
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