diff options
Diffstat (limited to 'scene/3d/car_body.cpp')
| -rw-r--r-- | scene/3d/car_body.cpp | 741 |
1 files changed, 0 insertions, 741 deletions
diff --git a/scene/3d/car_body.cpp b/scene/3d/car_body.cpp deleted file mode 100644 index a21598b07c..0000000000 --- a/scene/3d/car_body.cpp +++ /dev/null @@ -1,741 +0,0 @@ -/*************************************************************************/ -/* car_body.cpp */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* http://www.godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ -/* */ -/* Permission is hereby granted, free of charge, to any person obtaining */ -/* a copy of this software and associated documentation files (the */ -/* "Software"), to deal in the Software without restriction, including */ -/* without limitation the rights to use, copy, modify, merge, publish, */ -/* distribute, sublicense, and/or sell copies of the Software, and to */ -/* permit persons to whom the Software is furnished to do so, subject to */ -/* the following conditions: */ -/* */ -/* The above copyright notice and this permission notice shall be */ -/* included in all copies or substantial portions of the Software. */ -/* */ -/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ -/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ -/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ -/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ -/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ -/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ -/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -/*************************************************************************/ -#include "car_body.h" - -#define DEG2RADMUL (Math_PI/180.0) -#define RAD2DEGMUL (180.0/Math_PI) - -void CarWheel::_notification(int p_what) { - - - if (p_what==NOTIFICATION_ENTER_SCENE) { - - if (!get_parent()) - return; - CarBody *cb = get_parent()->cast_to<CarBody>(); - if (!cb) - return; - body=cb; - local_xform=get_transform(); - cb->wheels.push_back(this); - } - if (p_what==NOTIFICATION_EXIT_SCENE) { - - if (!get_parent()) - return; - CarBody *cb = get_parent()->cast_to<CarBody>(); - if (!cb) - return; - cb->wheels.erase(this); - body=NULL; - } -} - -void CarWheel::set_side_friction(real_t p_friction) { - - side_friction=p_friction; -} -void CarWheel::set_forward_friction(real_t p_friction) { - - forward_friction=p_friction; -} -void CarWheel::set_travel(real_t p_travel) { - - travel=p_travel; - update_gizmo(); - -} -void CarWheel::set_radius(real_t p_radius) { - - radius=p_radius; - update_gizmo(); - -} -void CarWheel::set_resting_frac(real_t p_frac) { - - resting_frac=p_frac; -} -void CarWheel::set_damping_frac(real_t p_frac) { - - damping_frac=p_frac; -} -void CarWheel::set_num_rays(real_t p_rays) { - - num_rays=p_rays; -} - -real_t CarWheel::get_side_friction() const{ - - return side_friction; -} -real_t CarWheel::get_forward_friction() const{ - - return forward_friction; -} -real_t CarWheel::get_travel() const{ - - return travel; -} -real_t CarWheel::get_radius() const{ - - return radius; -} -real_t CarWheel::get_resting_frac() const{ - - return resting_frac; -} -real_t CarWheel::get_damping_frac() const{ - - return damping_frac; -} - -int CarWheel::get_num_rays() const{ - - return num_rays; -} - - -void CarWheel::update(real_t dt) { - - - if (dt <= 0.0f) - return; - - float origAngVel = angVel; - - if (locked) - { - angVel = 0; - torque = 0; - } - else - { - - float wheelMass = 0.03f * body->mass; - float inertia = 0.5f * (radius * radius) * wheelMass; - - angVel += torque * dt / inertia; - torque = 0; - - // prevent friction from reversing dir - todo do this better - // by limiting the torque - if (((origAngVel > angVelForGrip) && (angVel < angVelForGrip)) || - ((origAngVel < angVelForGrip) && (angVel > angVelForGrip))) - angVel = angVelForGrip; - - angVel += driveTorque * dt / inertia; - driveTorque = 0; - - float maxAngVel = 200; - print_line("angvel: "+rtos(angVel)); - angVel = CLAMP(angVel, -maxAngVel, maxAngVel); - - axisAngle += Math::rad2deg(dt * angVel); - } -} - -bool CarWheel::add_forces(PhysicsDirectBodyState *s) { - - - Vector3 force; - - PhysicsDirectSpaceState *space = s->get_space_state(); - - Transform world = s->get_transform() * local_xform; - - // OpenGl has differnet row/column order for matrixes than XNA has .. - //Vector3 wheelFwd = world.get_basis().get_axis(Vector3::AXIS_Z); - //Vector3 wheelFwd = RotationMatrix(mSteerAngle, worldAxis) * carBody.GetOrientation().GetCol(0); - Vector3 wheelUp = world.get_basis().get_axis(Vector3::AXIS_Y); - Vector3 wheelFwd = Matrix3(wheelUp,Math::deg2rad(steerAngle)).xform( world.get_basis().get_axis(Vector3::AXIS_Z) ); - Vector3 wheelLeft = -wheelUp.cross(wheelFwd).normalized(); - Vector3 worldPos = world.origin; - Vector3 worldAxis = wheelUp; - - // start of ray - float rayLen = 2.0f * radius + travel; - Vector3 wheelRayEnd = worldPos - radius * worldAxis; - Vector3 wheelRayBegin = wheelRayEnd + rayLen * worldAxis; - //wheelRayEnd = -rayLen * worldAxis; - - //Assert(PhysicsSystem.CurrentPhysicsSystem); - - - ///Assert(collSystem); - /// - const int maxNumRays = 32; - - int numRaysUse = MIN(num_rays, maxNumRays); - - // adjust the start position of the ray - divide the wheel into numRays+2 - // rays, but don't use the first/last. - float deltaFwd = (2.0f * radius) / (numRaysUse + 1); - float deltaFwdStart = deltaFwd; - - float fracs[maxNumRays]; - Vector3 segmentEnds[maxNumRays]; - Vector3 groundPositions[maxNumRays]; - Vector3 groundNormals[maxNumRays]; - - - lastOnFloor = false; - int bestIRay = 0; - int iRay; - - - for (iRay = 0; iRay < numRaysUse; ++iRay) - { - fracs[iRay] = 1e20; - // work out the offset relative to the middle ray - float distFwd = (deltaFwdStart + iRay * deltaFwd) - radius; - float zOffset = radius * (1.0f - (float)Math::cos( Math::deg2rad( 90.0f * (distFwd / radius)))); - - segmentEnds[iRay] = wheelRayEnd + distFwd * wheelFwd + zOffset * wheelUp; - - - PhysicsDirectSpaceState::RayResult rr; - - bool collided = space->intersect_ray(wheelRayBegin,segmentEnds[iRay],rr,body->exclude); - - - if (collided){ - lastOnFloor = true; - groundPositions[iRay]=rr.position; - groundNormals[iRay]=rr.normal; - fracs[iRay] = ((wheelRayBegin-rr.position).length() / (wheelRayBegin-wheelRayEnd).length()); - if (fracs[iRay] < fracs[bestIRay]) - bestIRay = iRay; - } - } - - - if (!lastOnFloor) - return false; - - //Assert(bestIRay < numRays); - - // use the best one - Vector3 groundPos = groundPositions[bestIRay]; - float frac = fracs[bestIRay]; - - // const Vector3 groundNormal = (worldPos - segments[bestIRay].GetEnd()).NormaliseSafe(); - // const Vector3 groundNormal = groundNormals[bestIRay]; - - - Vector3 groundNormal = worldAxis; - - if (numRaysUse > 1) - { - for (iRay = 0; iRay < numRaysUse; ++iRay) - { - if (fracs[iRay] <= 1.0f) - { - groundNormal += (1.0f - fracs[iRay]) * (worldPos - segmentEnds[iRay]); - } - } - - groundNormal.normalize(); - - } - else - { - groundNormal = groundNormals[bestIRay]; - } - - - - float spring = (body->mass/body->wheels.size()) * s->get_total_gravity().length() / (resting_frac * travel); - - float displacement = rayLen * (1.0f - frac); - displacement = CLAMP(displacement, 0, travel); - - - - float displacementForceMag = displacement * spring; - - // reduce force when suspension is par to ground - displacementForceMag *= groundNormals[bestIRay].dot(worldAxis); - - // apply damping - float damping = 2.0f * (float)Math::sqrt(spring * body->mass); - damping /= body->wheels.size(); // assume wheels act together - damping *= damping_frac; // a bit bouncy - - float upSpeed = (displacement - lastDisplacement) / s->get_step(); - - float dampingForceMag = upSpeed * damping; - - float totalForceMag = displacementForceMag + dampingForceMag; - - if (totalForceMag < 0.0f) totalForceMag = 0.0f; - - Vector3 extraForce = totalForceMag * worldAxis; - - - force += extraForce; - // side-slip friction and drive force. Work out wheel- and floor-relative coordinate frame - Vector3 groundUp = groundNormal; - Vector3 groundLeft = groundNormal.cross(wheelFwd).normalized(); - - Vector3 groundFwd = groundLeft.cross(groundUp); - - Vector3 wheelPointVel = s->get_linear_velocity() + - (s->get_angular_velocity()).cross(s->get_transform().basis.xform(local_xform.origin));// * mPos); - - Vector3 rimVel = -angVel * wheelLeft.cross(groundPos - worldPos); - wheelPointVel += rimVel; - - // if sitting on another body then adjust for its velocity. - /*if (worldBody != null) - { - Vector3 worldVel = worldBody.Velocity + - Vector3.Cross(worldBody.AngularVelocity, groundPos - worldBody.Position); - - wheelPointVel -= worldVel; - }*/ - - // sideways forces - float noslipVel = 0.2f; - float slipVel = 0.4f; - float slipFactor = 0.7f; - - float smallVel = 3; - float friction = side_friction; - - float sideVel = wheelPointVel.dot(groundLeft); - - if ((sideVel > slipVel) || (sideVel < -slipVel)) - friction *= slipFactor; - else - if ((sideVel > noslipVel) || (sideVel < -noslipVel)) - friction *= 1.0f - (1.0f - slipFactor) * (Math::absf(sideVel) - noslipVel) / (slipVel - noslipVel); - - if (sideVel < 0.0f) - friction *= -1.0f; - - if (Math::absf(sideVel) < smallVel) - friction *= Math::absf(sideVel) / smallVel; - - float sideForce = -friction * totalForceMag; - - extraForce = sideForce * groundLeft; - force += extraForce; - // fwd/back forces - friction = forward_friction; - float fwdVel = wheelPointVel.dot(groundFwd); - - if ((fwdVel > slipVel) || (fwdVel < -slipVel)) - friction *= slipFactor; - else - if ((fwdVel > noslipVel) || (fwdVel < -noslipVel)) - friction *= 1.0f - (1.0f - slipFactor) * (Math::absf(fwdVel) - noslipVel) / (slipVel - noslipVel); - - if (fwdVel < 0.0f) - friction *= -1.0f; - - if (Math::absf(fwdVel) < smallVel) - friction *= Math::absf(fwdVel) / smallVel; - - float fwdForce = -friction * totalForceMag; - - extraForce = fwdForce * groundFwd; - force += extraForce; - - - //if (!force.IsSensible()) - //{ - // TRACE_FILE_IF(ONCE_1) - // TRACE("Bad force in car wheel\n"); - // return true; - //} - - // fwd force also spins the wheel - Vector3 wheelCentreVel = s->get_linear_velocity() + - (s->get_angular_velocity()).cross(s->get_transform().basis.xform(local_xform.origin)); - - angVelForGrip = wheelCentreVel.dot(groundFwd) / radius; - torque += -fwdForce * radius; - - // add force to car -// carBody.AddWorldForce(force, groundPos); - - s->add_force(force,(groundPos-s->get_transform().origin)); - - // add force to the world - /* - if (worldBody != null && !worldBody.Immovable) - { - // todo get the position in the right place... - // also limit the velocity that this force can produce by looking at the - // mass/inertia of the other object - float maxOtherBodyAcc = 500.0f; - float maxOtherBodyForce = maxOtherBodyAcc * worldBody.Mass; - - if (force.LengthSquared() > (maxOtherBodyForce * maxOtherBodyForce)) - force *= maxOtherBodyForce / force.Length(); - - worldBody.AddWorldForce(-force, groundPos); - }*/ - - Transform wheel_xf = local_xform; - wheel_xf.origin += wheelUp * displacement; - wheel_xf.basis = wheel_xf.basis * Matrix3(Vector3(0,1,0),Math::deg2rad(steerAngle)); - //wheel_xf.basis = wheel_xf.basis * Matrix3(wheel_xf.basis[0],-Math::deg2rad(axisAngle)); - - set_transform(wheel_xf); - lastDisplacement=displacement; - return true; - -} - -void CarWheel::set_type_drive(bool p_enable) { - - type_drive=p_enable; -} - -bool CarWheel::is_type_drive() const { - - return type_drive; -} - -void CarWheel::set_type_steer(bool p_enable) { - - type_steer=p_enable; -} - -bool CarWheel::is_type_steer() const { - - return type_steer; -} - - -void CarWheel::_bind_methods() { - - ObjectTypeDB::bind_method(_MD("set_side_friction","friction"),&CarWheel::set_side_friction); - ObjectTypeDB::bind_method(_MD("set_forward_friction","friction"),&CarWheel::set_forward_friction); - ObjectTypeDB::bind_method(_MD("set_travel","distance"),&CarWheel::set_travel); - ObjectTypeDB::bind_method(_MD("set_radius","radius"),&CarWheel::set_radius); - ObjectTypeDB::bind_method(_MD("set_resting_frac","frac"),&CarWheel::set_resting_frac); - ObjectTypeDB::bind_method(_MD("set_damping_frac","frac"),&CarWheel::set_damping_frac); - ObjectTypeDB::bind_method(_MD("set_num_rays","amount"),&CarWheel::set_num_rays); - - ObjectTypeDB::bind_method(_MD("get_side_friction"),&CarWheel::get_side_friction); - ObjectTypeDB::bind_method(_MD("get_forward_friction"),&CarWheel::get_forward_friction); - ObjectTypeDB::bind_method(_MD("get_travel"),&CarWheel::get_travel); - ObjectTypeDB::bind_method(_MD("get_radius"),&CarWheel::get_radius); - ObjectTypeDB::bind_method(_MD("get_resting_frac"),&CarWheel::get_resting_frac); - ObjectTypeDB::bind_method(_MD("get_damping_frac"),&CarWheel::get_damping_frac); - ObjectTypeDB::bind_method(_MD("get_num_rays"),&CarWheel::get_num_rays); - - ObjectTypeDB::bind_method(_MD("set_type_drive","enable"),&CarWheel::set_type_drive); - ObjectTypeDB::bind_method(_MD("is_type_drive"),&CarWheel::is_type_drive); - - ObjectTypeDB::bind_method(_MD("set_type_steer","enable"),&CarWheel::set_type_steer); - ObjectTypeDB::bind_method(_MD("is_type_steer"),&CarWheel::is_type_steer); - - ADD_PROPERTY( PropertyInfo(Variant::BOOL,"type/drive"),_SCS("set_type_drive"),_SCS("is_type_drive")); - ADD_PROPERTY( PropertyInfo(Variant::BOOL,"type/steer"),_SCS("set_type_steer"),_SCS("is_type_steer")); - ADD_PROPERTY( PropertyInfo(Variant::REAL,"config/side_friction",PROPERTY_HINT_RANGE,"0.01,64,0.01"),_SCS("set_side_friction"),_SCS("get_side_friction")); - ADD_PROPERTY( PropertyInfo(Variant::REAL,"config/forward_friction",PROPERTY_HINT_RANGE,"0.01,64,0.01"),_SCS("set_forward_friction"),_SCS("get_forward_friction")); - ADD_PROPERTY( PropertyInfo(Variant::REAL,"config/travel",PROPERTY_HINT_RANGE,"0.01,1024,0.01"),_SCS("set_travel"),_SCS("get_travel")); - ADD_PROPERTY( PropertyInfo(Variant::REAL,"config/radius",PROPERTY_HINT_RANGE,"0.01,1024,0.01"),_SCS("set_radius"),_SCS("get_radius")); - ADD_PROPERTY( PropertyInfo(Variant::REAL,"config/resting_frac",PROPERTY_HINT_RANGE,"0.01,64,0.01"),_SCS("set_resting_frac"),_SCS("get_resting_frac")); - ADD_PROPERTY( PropertyInfo(Variant::REAL,"config/damping_frac",PROPERTY_HINT_RANGE,"0.01,64,0.01"),_SCS("set_damping_frac"),_SCS("get_damping_frac")); - ADD_PROPERTY( PropertyInfo(Variant::REAL,"config/num_rays",PROPERTY_HINT_RANGE,"1,32,1"),_SCS("set_num_rays"),_SCS("get_num_rays")); - -} - -CarWheel::CarWheel() { - - side_friction=4.7; - forward_friction=5.0; - travel=0.2; - radius=0.4; - resting_frac=0.45; - damping_frac=0.3; - num_rays=1; - - angVel = 0.0f; - steerAngle = 0.0f; - torque = 0.0f; - driveTorque = 0.0f; - axisAngle = 0.0f; - upSpeed = 0.0f; - locked = false; - lastDisplacement = 0.0f; - lastOnFloor = false; - angVelForGrip = 0.0f; - angVelForGrip=0; - - type_drive=false; - type_steer=false; - -} - -/// - - -void CarBody::set_max_steer_angle(real_t p_angle) { - - max_steer_angle=p_angle; -} -void CarBody::set_steer_rate(real_t p_rate) { - - steer_rate=p_rate; -} -void CarBody::set_drive_torque(real_t p_torque) { - - drive_torque=p_torque; -} - -real_t CarBody::get_max_steer_angle() const{ - - return max_steer_angle; -} -real_t CarBody::get_steer_rate() const{ - - return steer_rate; -} -real_t CarBody::get_drive_torque() const{ - - return drive_torque; -} - - -void CarBody::set_target_steering(float p_steering) { - - target_steering=p_steering; -} - -void CarBody::set_target_accelerate(float p_accelerate) { - target_accelerate=p_accelerate; -} - -void CarBody::set_hand_brake(float p_amont) { - - hand_brake=p_amont; -} - -real_t CarBody::get_target_steering() const { - - return target_steering; -} -real_t CarBody::get_target_accelerate() const { - - return target_accelerate; -} -real_t CarBody::get_hand_brake() const { - - return hand_brake; -} - - -void CarBody::_direct_state_changed(Object *p_state) { - - PhysicsDirectBodyState *state=p_state->cast_to<PhysicsDirectBodyState>(); - - float dt = state->get_step(); - AABB aabb; - int drive_total=0; - for(int i=0;i<wheels.size();i++) { - CarWheel *w=wheels[i]; - if (i==0) { - aabb.pos=w->local_xform.origin; - } else { - aabb.expand_to(w->local_xform.origin); - } - if (w->type_drive) - drive_total++; - - } - // control inputs - float deltaAccelerate = dt * 4.0f; - - float dAccelerate = target_accelerate - accelerate; - dAccelerate = CLAMP(dAccelerate, -deltaAccelerate, deltaAccelerate); - accelerate += dAccelerate; - - float deltaSteering = dt * steer_rate; - float dSteering = target_steering - steering; - dSteering = CLAMP(dSteering, -deltaSteering, deltaSteering); - steering += dSteering; - - // apply these inputs - float maxTorque = drive_torque; - - float torque_div = drive_total/2; - if (torque_div>0) - maxTorque/=torque_div; - - - float alpha = ABS(max_steer_angle * steering); - float angleSgn = steering > 0.0f ? 1.0f : -1.0f; - - int wheels_on_floor=0; - - for(int i=0;i<wheels.size();i++) { - - CarWheel *w=wheels[i]; - if (w->type_drive) - w->driveTorque+=maxTorque * accelerate; - w->locked = !w->type_steer && (hand_brake > 0.5f); - - if (w->type_steer) { - //steering - - bool inner = (steering > 0 && w->local_xform.origin.x > 0) || (steering < 0 && w->local_xform.origin.x < 0); - - if (inner || alpha==0.0) { - - w->steerAngle = (angleSgn * alpha); - } else { - float dx = aabb.size.z; - float dy = aabb.size.x; - - float beta = Math::atan2(dy, dx + (dy / (float)Math::tan(Math::deg2rad(alpha)))); - beta = Math::rad2deg(beta); - w->steerAngle = (angleSgn * beta); - - } - } - - if (w->add_forces(state)) - wheels_on_floor++; - w->update(dt); - - - } - - print_line("onfloor: "+itos(wheels_on_floor)); - - - set_ignore_transform_notification(true); - set_global_transform(state->get_transform()); - linear_velocity=state->get_linear_velocity(); - angular_velocity=state->get_angular_velocity(); - //active=!state->is_sleeping(); - //if (get_script_instance()) - // get_script_instance()->call("_integrate_forces",state); - set_ignore_transform_notification(false); - - -} - -void CarBody::set_mass(real_t p_mass) { - - mass=p_mass; - PhysicsServer::get_singleton()->body_set_param(get_rid(),PhysicsServer::BODY_PARAM_MASS,mass); -} - -real_t CarBody::get_mass() const{ - - return mass; -} - - -void CarBody::set_friction(real_t p_friction) { - - friction=p_friction; - PhysicsServer::get_singleton()->body_set_param(get_rid(),PhysicsServer::BODY_PARAM_FRICTION,friction); -} - -real_t CarBody::get_friction() const{ - - return friction; -} - - -void CarBody::_bind_methods() { - - ObjectTypeDB::bind_method(_MD("set_max_steer_angle","value"),&CarBody::set_max_steer_angle); - ObjectTypeDB::bind_method(_MD("set_steer_rate","rate"),&CarBody::set_steer_rate); - ObjectTypeDB::bind_method(_MD("set_drive_torque","value"),&CarBody::set_drive_torque); - - ObjectTypeDB::bind_method(_MD("get_max_steer_angle"),&CarBody::get_max_steer_angle); - ObjectTypeDB::bind_method(_MD("get_steer_rate"),&CarBody::get_steer_rate); - ObjectTypeDB::bind_method(_MD("get_drive_torque"),&CarBody::get_drive_torque); - - ObjectTypeDB::bind_method(_MD("set_target_steering","amount"),&CarBody::set_target_steering); - ObjectTypeDB::bind_method(_MD("set_target_accelerate","amount"),&CarBody::set_target_accelerate); - ObjectTypeDB::bind_method(_MD("set_hand_brake","amount"),&CarBody::set_hand_brake); - - ObjectTypeDB::bind_method(_MD("get_target_steering"),&CarBody::get_target_steering); - ObjectTypeDB::bind_method(_MD("get_target_accelerate"),&CarBody::get_target_accelerate); - ObjectTypeDB::bind_method(_MD("get_hand_brake"),&CarBody::get_hand_brake); - - ObjectTypeDB::bind_method(_MD("set_mass","mass"),&CarBody::set_mass); - ObjectTypeDB::bind_method(_MD("get_mass"),&CarBody::get_mass); - - ObjectTypeDB::bind_method(_MD("set_friction","friction"),&CarBody::set_friction); - ObjectTypeDB::bind_method(_MD("get_friction"),&CarBody::get_friction); - - ObjectTypeDB::bind_method(_MD("_direct_state_changed"),&CarBody::_direct_state_changed); - - ADD_PROPERTY( PropertyInfo(Variant::REAL,"body/mass",PROPERTY_HINT_RANGE,"0.01,65536,0.01"),_SCS("set_mass"),_SCS("get_mass")); - ADD_PROPERTY( PropertyInfo(Variant::REAL,"body/friction",PROPERTY_HINT_RANGE,"0.01,1,0.01"),_SCS("set_friction"),_SCS("get_friction")); - - ADD_PROPERTY( PropertyInfo(Variant::REAL,"config/max_steer_angle",PROPERTY_HINT_RANGE,"1,90,1"),_SCS("set_max_steer_angle"),_SCS("get_max_steer_angle")); - ADD_PROPERTY( PropertyInfo(Variant::REAL,"config/drive_torque",PROPERTY_HINT_RANGE,"0.01,64,0.01"),_SCS("set_drive_torque"),_SCS("get_drive_torque")); - ADD_PROPERTY( PropertyInfo(Variant::REAL,"config/steer_rate",PROPERTY_HINT_RANGE,"0.01,64,0.01"),_SCS("set_steer_rate"),_SCS("get_steer_rate")); - - ADD_PROPERTY( PropertyInfo(Variant::REAL,"drive/target_steering",PROPERTY_HINT_RANGE,"-1,1,0.01"),_SCS("set_target_steering"),_SCS("get_target_steering")); - ADD_PROPERTY( PropertyInfo(Variant::REAL,"drive/target_accelerate",PROPERTY_HINT_RANGE,"-1,1,0.01"),_SCS("set_target_accelerate"),_SCS("get_target_accelerate")); - ADD_PROPERTY( PropertyInfo(Variant::REAL,"drive/hand_brake",PROPERTY_HINT_RANGE,"0,1,0.01"),_SCS("set_hand_brake"),_SCS("get_hand_brake")); - -} - -CarBody::CarBody() : PhysicsBody(PhysicsServer::BODY_MODE_RIGID) { - - forward_drive=true; - backward_drive=true; - max_steer_angle=30; - steer_rate=1; - drive_torque=520; - - target_steering=0; - target_accelerate=0; - hand_brake=0; - - steering=0; - accelerate=0; - - mass=1; - friction=1; - - ccd=false; -// can_sleep=true; - - - - - exclude.insert(get_rid()); - PhysicsServer::get_singleton()->body_set_force_integration_callback(get_rid(),this,"_direct_state_changed"); - - -} |