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AI: Check angle between actor and door

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This commit is contained in:
Andrei Kortunov 2017-07-31 19:28:02 +04:00
parent 37952c9a79
commit 10eb6ec75f
4 changed files with 32 additions and 30 deletions
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4
apps/openmw/mwbase/world.hpp
View file

@ -10,7 +10,6 @@
#include "../mwworld/ptr.hpp"
#include "../mwrender/rendermode.hpp"
#include "../mwphysics/physicssystem.hpp"
namespace osg
{
@ -300,9 +299,6 @@ namespace MWBase
virtual bool castRay (float x1, float y1, float z1, float x2, float y2, float z2) = 0;
///< cast a Ray and return true if there is an object in the ray path.
virtual MWPhysics::PhysicsSystem::RayResult castRayTest (float x1, float y1, float z1, float x2, float y2, float z2) = 0;
///< cast a rendering ray and return ray result.
virtual bool toggleCollisionMode() = 0;
///< Toggle collision mode for player. If disabled player object should ignore
/// collisions and gravity.

45
apps/openmw/mwmechanics/obstacle.cpp
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@ -1,11 +1,9 @@
#include "obstacle.hpp"
#include <osg/Group>
#include <components/esm/loadcell.hpp>
#include <components/sceneutil/positionattitudetransform.hpp>
#include "../mwbase/world.hpp"
#include "../mwbase/environment.hpp"
#include "../mwworld/class.hpp"
#include "../mwworld/cellstore.hpp"
@ -36,24 +34,39 @@ namespace MWMechanics
MWWorld::Ptr getNearbyDoor(const MWWorld::Ptr& actor, float minDist)
{
osg::Vec3f origin = MWBase::Environment::get().getWorld()->getActorHeadTransform(actor).getTrans();
osg::Quat orient = osg::Quat(actor.getRefData().getPosition().rot[0], osg::Vec3f(-1,0,0))
* osg::Quat(actor.getRefData().getPosition().rot[2], osg::Vec3f(0,0,-1));
osg::Vec3f direction = orient * osg::Vec3f(0,1,0);
osg::Vec3f dest = origin + direction * minDist;
MWWorld::CellStore *cell = actor.getCell();
// Check all the doors in this cell
const MWWorld::CellRefList<ESM::Door>& doors = cell->getReadOnlyDoors();
const MWWorld::CellRefList<ESM::Door>::List& refList = doors.mList;
MWWorld::CellRefList<ESM::Door>::List::const_iterator it = refList.begin();
osg::Vec3f pos(actor.getRefData().getPosition().asVec3());
MWPhysics::PhysicsSystem::RayResult result = MWBase::Environment::get().getWorld()->castRayTest(pos.x(), pos.y(), pos.z(), dest.x(), dest.y(), dest.z());
pos.z() = 0;
if (!result.mHit || result.mHitObject.isEmpty())
return MWWorld::Ptr(); // none found
osg::Vec3f actorDir = (actor.getRefData().getBaseNode()->getAttitude() * osg::Vec3f(0,1,0));
if (result.mHitObject.getClass().getTypeName() == typeid(ESM::Door).name() && !result.mHitObject.getCellRef().getTeleport())
return result.mHitObject;
for (; it != refList.end(); ++it)
{
const MWWorld::LiveCellRef<ESM::Door>& ref = *it;
return MWWorld::Ptr();
osg::Vec3f doorPos(ref.mData.getPosition().asVec3());
doorPos.z() = 0;
float angle = std::acos(actorDir * (doorPos - pos) / (actorDir.length() * (doorPos - pos).length()));
// Allow 60 degrees angle between actor and door
if (angle < -osg::PI / 3 || angle > osg::PI / 3)
continue;
// Door is not close enough
if ((pos - doorPos).length2() > minDist*minDist)
continue;
// FIXME cast
return MWWorld::Ptr(&const_cast<MWWorld::LiveCellRef<ESM::Door> &>(ref), actor.getCell()); // found, stop searching
}
return MWWorld::Ptr(); // none found
}
ObstacleCheck::ObstacleCheck():

10
apps/openmw/mwworld/worldimp.cpp
View file

@ -1451,16 +1451,12 @@ namespace MWWorld
}
bool World::castRay (float x1, float y1, float z1, float x2, float y2, float z2)
{
MWPhysics::PhysicsSystem::RayResult result = castRayTest(x1, y1, z1, x2, y2, z2);
return result.mHit;
}
MWPhysics::PhysicsSystem::RayResult World::castRayTest (float x1, float y1, float z1, float x2, float y2, float z2)
{
osg::Vec3f a(x1,y1,z1);
osg::Vec3f b(x2,y2,z2);
return mPhysics->castRay(a, b, MWWorld::Ptr(), std::vector<MWWorld::Ptr>(), MWPhysics::CollisionType_World|MWPhysics::CollisionType_Door);
MWPhysics::PhysicsSystem::RayResult result = mPhysics->castRay(a, b, MWWorld::Ptr(), std::vector<MWWorld::Ptr>(), MWPhysics::CollisionType_World|MWPhysics::CollisionType_Door);
return result.mHit;
}
void World::processDoors(float duration)

3
apps/openmw/mwworld/worldimp.hpp
View file

@ -407,9 +407,6 @@ namespace MWWorld
virtual bool castRay (float x1, float y1, float z1, float x2, float y2, float z2);
///< cast a Ray and return true if there is an object in the ray path.
virtual MWPhysics::PhysicsSystem::RayResult castRayTest (float x1, float y1, float z1, float x2, float y2, float z2);
///< cast a rendering ray and return ray result.
virtual bool toggleCollisionMode();
///< Toggle collision mode for player. If disabled player object should ignore
/// collisions and gravity.