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/*
===========================================================================
Copyright (C) 2015 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
===========================================================================
*/
// player_combat.cpp: Player combat system and combat utility functions
//
#include "player.h"
#include "weaputils.h"
static Entity *FindClosestEntityInRadius(Vector origin, Vector forward, float fov, float maxdist)
{
float dist, dot;
float fovdot = cos(fov * 0.5 * M_PI / 180.0);
Entity *ent;
Entity *bestent = NULL;
int bestdist = 999999;
qboolean valid_entity;
// Find closest enemy in radius
ent = findradius(NULL, origin, maxdist);
while (ent) {
valid_entity = false;
if (ent->flags & FL_AUTOAIM) {
valid_entity = true;
}
if (valid_entity) {
// Check to see if the enemy is closest to us
Vector delta = (ent->centroid) - origin;
dist = delta.length();
if (dist < bestdist) {
delta.normalize();
// It's close, now check to see if it's in our FOV.
dot = DotProduct(forward, delta);
if (dot > fovdot) {
trace_t trace;
// Do a trace to see if we can get to it
trace = G_Trace(
origin, vec_zero, vec_zero, ent->centroid, NULL, MASK_OPAQUE, false, "FindClosestEntityInRadius"
);
if ((trace.ent && trace.entityNum == ent->entnum) || (trace.fraction == 1)) {
// dir = delta;
bestent = ent;
bestdist = dist;
}
}
}
}
ent = findradius(ent, origin, maxdist);
}
return bestent;
}
Vector Player::GunTarget(bool bNoCollision, const vec3_t position, const vec3_t forward)
{
Vector vForward;
Vector vOut;
Vector vDest;
trace_t trace;
solid_t prev_solid = SOLID_BBOX;
if (bNoCollision) {
AngleVectors(m_vViewAng, vForward, NULL, NULL);
vOut = m_vViewPos + vForward * 1024.0f;
return vOut;
} else if (m_pVehicle) {
AngleVectors(m_vViewAng, vForward, NULL, NULL);
vDest = m_vViewPos + vForward * 4096.0f;
prev_solid = m_pVehicle->edict->solid;
m_pVehicle->setSolidType(SOLID_NOT);
if (m_pVehicle->IsSubclassOfVehicle()) {
m_pVehicle->SetSlotsNonSolid();
}
trace = G_Trace(m_vViewPos, vec_zero, vec_zero, vDest, this, MASK_OPAQUE, qfalse, "Player::GunTarget");
vOut = trace.endpos;
} else {
AngleVectors(m_vViewAng, vForward, NULL, NULL);
vDest = m_vViewPos + vForward * 1024.0f;
trace = G_Trace(m_vViewPos, vec_zero, vec_zero, vDest, this, MASK_GUNTARGET, qfalse, "Player::GunTarget");
vOut = trace.endpos;
if (m_pTurret) {
if ((Vector(trace.endpos) - m_vViewPos).lengthSquared() < 16384) {
vOut = vDest;
}
}
}
if (m_pVehicle) {
m_pVehicle->setSolidType(prev_solid);
if (m_pVehicle->IsSubclassOfVehicle()) {
m_pVehicle->SetSlotsSolid();
}
}
return vOut;
}
void Player::PlayerReload(Event *ev)
{
Weapon *weapon;
if (deadflag) {
return;
}
weapon = GetActiveWeapon(WEAPON_MAIN);
if (!weapon) {
return;
}
if (weapon->CheckReload(FIRE_PRIMARY)) {
weapon->SetShouldReload(true);
}
}
void Player::EventCorrectWeaponAttachments(Event *ev)
{
int iChild;
int iNumChildren;
int iTagRight;
int iTagLeft;
qboolean iUseAngles;
Vector vOffset;
Entity *pChild;
iTagRight = gi.Tag_NumForName(edict->tiki, "tag_weapon_right");
iTagLeft = gi.Tag_NumForName(edict->tiki, "tag_weapon_left");
iNumChildren = numchildren;
for (int i = 0; i < MAX_MODEL_CHILDREN && iNumChildren; i++) {
iChild = children[i];
if (iChild == ENTITYNUM_NONE) {
continue;
}
pChild = G_GetEntity(iChild);
if (!pChild) {
continue;
}
if (pChild->edict->s.tag_num == iTagLeft || pChild->edict->s.tag_num == iTagRight) {
if (!pChild->IsSubclassOfWeapon()) {
// Remove entities like ammoclip
pChild->PostEvent(EV_Remove, 0);
iNumChildren--;
} else if (pChild->edict->s.tag_num == iTagLeft) {
iUseAngles = pChild->edict->s.attach_use_angles;
vOffset = pChild->edict->s.attach_offset;
// reattach to the right tag
pChild->detach();
pChild->attach(entnum, iTagRight, iUseAngles, vOffset);
}
}
}
}
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