Initial Prey Game integration support.

2026-08-16 16:20:42 +02:00 · 2026-05-05 15:01:01 -07:00
parent a6c6f1ed26
commit 8d5f678b25
552 changed files with 265551 additions and 209 deletions
@@ -0,0 +1,135 @@
+#include "precompiled.h"
+#pragma hdrstop
+
+#ifndef ID_DEMO_BUILD //HUMANHEAD jsh PCF 5/26/06: code removed for demo build
+#include "prey_local.h"
+
+const idEventDef EV_Guide( "<guide>" );
+
+CLASS_DECLARATION( hhProjectileTracking, hhProjectileBug )
+	EVENT( EV_Collision_Flesh,			hhProjectileBug::Event_Collision_Explode )
+	EVENT( EV_Collision_Metal,			hhProjectileBug::Event_Collision_Bounce )
+	EVENT( EV_Collision_AltMetal,		hhProjectileBug::Event_Collision_Bounce )
+	EVENT( EV_Collision_Wood,			hhProjectileBug::Event_Collision_Bounce )
+	EVENT( EV_Collision_Stone,			hhProjectileBug::Event_Collision_Bounce )
+	EVENT( EV_Collision_Glass,			hhProjectileBug::Event_Collision_Bounce )
+	EVENT( EV_Collision_Liquid,			hhProjectileBug::Event_Collision_Bounce )
+	EVENT( EV_Collision_CardBoard,		hhProjectileBug::Event_Collision_Bounce )
+	EVENT( EV_Collision_Tile,			hhProjectileBug::Event_Collision_Bounce )
+	EVENT( EV_Collision_Forcefield,		hhProjectileBug::Event_Collision_Bounce )
+	EVENT( EV_Collision_Chaff,			hhProjectileBug::Event_Collision_Bounce )
+	EVENT( EV_Collision_Wallwalk,		hhProjectileBug::Event_Collision_Bounce )
+	EVENT( EV_Collision_Pipe,			hhProjectileBug::Event_Collision_Bounce )
+
+	EVENT( EV_Guide,					hhProjectileBug::Event_TrackTarget )
+END_CLASS
+
+void hhProjectileBug::Spawn() {
+	enemyRadius = spawnArgs.GetFloat( "enemy_radius", "200" );
+}
+
+idEntity* hhProjectileBug::DetermineEnemy() {
+	idEntity *	entityList[ MAX_GENTITIES ];
+	idEntity*	possibleEnemy = NULL;
+	float		currentEnemyDot = 0.0f;
+	float		currentEnemyDist = CM_MAX_TRACE_DIST;
+	idEntity*	localEnemy = NULL;
+
+	//find player if within certain radius
+	for( int i = 0; i < gameLocal.numClients; i++ ) {
+		if ( gameLocal.entities[ i ] ) {
+			possibleEnemy = gameLocal.entities[i];
+			if ( !possibleEnemy || (possibleEnemy->GetOrigin() - GetOrigin()).Length() > enemyRadius ) {
+				continue;
+			}
+			localEnemy = WhosClosest( possibleEnemy, localEnemy, currentEnemyDot, currentEnemyDist );
+		}
+	}
+	if ( localEnemy ) {
+		return localEnemy;
+	}
+
+	//otherwise look for bug triggers
+	float bestDist = 9999999;
+	int bestIndex = -1;
+	idBounds bounds = idBounds( GetOrigin() ).Expand( spawnArgs.GetFloat( "enemy_check_radius" ));
+	int numListedEntities = gameLocal.clip.EntitiesTouchingBounds( bounds, -1, entityList, MAX_GENTITIES );
+	for ( int i=0; i<numListedEntities;i++ ) {
+		possibleEnemy = entityList[ i ];
+		if ( !possibleEnemy || !possibleEnemy->spawnArgs.GetInt( "bug_trigger", "0" ) ) {
+			continue;
+		}
+		float dist = ( GetOrigin() - possibleEnemy->GetOrigin() ).Length();
+		if ( dist < bestDist ) {
+			bestIndex = i;
+			bestDist = dist;
+		}
+	}
+
+	if ( bestIndex >= 0 ) {
+		if ( entityList[bestIndex]->IsType( idActor::Type ) ) {
+			physicsObj.SetContents( 0 );
+		} else {
+			physicsObj.SetContents( CONTENTS_PROJECTILE );
+		}
+		return entityList[bestIndex];
+	}
+
+	return NULL;
+}
+
+idVec3 hhProjectileBug::DetermineEnemyPosition( const idEntity* ent ) const {
+	float randomOffset = spawnArgs.GetFloat( "offset_max", "70" ) * gameLocal.random.RandomFloat();
+	if ( ent && ent->IsType( idActor::Type ) ) {
+		const idActor *entActor = static_cast<const idActor*>(ent);
+		return entActor->GetEyePosition() + idVec3(0,0,randomOffset);
+	}
+
+	return ent->GetOrigin() + idVec3(0,0,randomOffset);
+}
+
+void hhProjectileBug::Event_TrackTarget() {
+	idEntity *newEnemy = DetermineEnemy();
+	if( !newEnemy ) {
+		physicsObj.SetLinearVelocity( GetAxis()[ 0 ] * velocity[ 0 ] + GetAxis()[ 1 ] * velocity[ 1 ] + GetAxis()[ 2 ] * velocity[ 2 ] );
+		physicsObj.SetAngularVelocity( angularVelocity.ToAngularVelocity() * GetAxis() );
+		return;
+	}
+	enemy = newEnemy;
+
+	idVec3 enemyDir = DetermineEnemyDir( enemy.GetEntity() );
+	idVec3 currentDir = GetAxis()[0];
+	idVec3 newDir = currentDir*(1-turnFactor) + enemyDir*turnFactor;
+	newDir.Normalize();
+	if ( driver.IsValid() ) {
+		driver->SetAxis(newDir.ToMat3());
+	} else {
+		SetAxis(newDir.ToMat3());
+	}
+
+	physicsObj.SetLinearVelocity( GetAxis()[ 0 ] * velocity[ 0 ] + GetAxis()[ 1 ] * velocity[ 1 ] + GetAxis()[ 2 ] * velocity[ 2 ] );
+	physicsObj.SetAngularVelocity( angularVelocity.ToAngularVelocity() * GetAxis() );
+
+	PostEventMS( &EV_Guide, updateRate );
+}
+
+void hhProjectileBug::Event_Collision_Bounce( const trace_t* collision, const idVec3 &velocity ) {
+	physicsObj.SetLinearVelocity( hhProjectile::GetBounceDirection( physicsObj.GetLinearVelocity(), collision->c.normal ) );
+	idThread::ReturnInt( 0 );
+}
+
+//================
+//hhProjectileBug::Save
+//================
+void hhProjectileBug::Save( idSaveGame *savefile ) const {
+	savefile->WriteFloat( enemyRadius );
+}
+
+//================
+//hhProjectileBug::Restore
+//================
+void hhProjectileBug::Restore( idRestoreGame *savefile ) {
+	savefile->ReadFloat( enemyRadius );
+}
+
+#endif //HUMANHEAD jsh PCF 5/26/06: code removed for demo build