GODOT IS OPEN SOURCE

1 files changed, 778 insertions, 0 deletions

diff --git a/scene/3d/follow_camera.cpp b/scene/3d/follow_camera.cpp
new file mode 100644
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+++ b/scene/3d/follow_camera.cpp
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+/*************************************************************************/
+/*  follow_camera.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 "follow_camera.h"
+
+ 
+#include "physics_body.h"
+#include "scene/resources/surface_tool.h"
+
+void FollowCamera::_set_initial_orbit(const Vector2& p_orbit) {
+
+	initial_orbit=p_orbit;
+	set_orbit(p_orbit);
+}
+
+
+
+void FollowCamera::_clear_queries() {
+
+	if (!queries_active)
+		return;
+#if 0
+	for(int i=0;i<3;i++)
+		PhysicsServer::get_singleton()->query_clear(clip_ray[i].query);
+#endif
+	queries_active=false;
+
+}
+
+void FollowCamera::_compute_camera() {
+
+	// update the transform with the next proposed transform (camera is 1 logic frame delayed)
+
+	/*
+	float time = get_root_node()->get_frame_time();
+	Vector3 oldp = accepted.get_origin();
+	Vector3 newp = proposed.get_origin();
+
+	float frame_dist = time *
+	if (oldp.distance_to(newp) >
+	*/
+
+	float time = get_process_delta_time();
+	bool noblend=false;
+
+	if (clip) {
+
+		if ((clip_ray[0].clipped==clip_ray[2].clipped || fullclip) && clip_ray[1].clipped) {
+			//all have been clipped
+			proposed_pos=clip_ray[1].clip_pos-extraclip*(proposed_pos-target_pos).normalized();
+			if (clip_ray[0].clipped)
+				fullclip=true;
+			noblend=true;
+
+
+		} else {
+
+
+			//Vector3 rel=follow_pos-target_pos;
+
+			if (clip_ray[0].clipped && !clip_ray[2].clipped) {
+
+				float distance = target_pos.distance_to(clip_ray[0].clip_pos);
+				real_t amount = 1.0-(distance/clip_len);
+				amount = CLAMP(amount,0,1)*autoturn_speed*time;
+				if (clip_ray[1].clipped)
+					amount*=2.0;
+				//rotate_rel=Matrix3(Vector3(0,1,0),amount).xform(rel);
+				rotate_orbit(Vector2(0,amount));
+
+			}  else if (clip_ray[2].clipped && !clip_ray[0].clipped) {
+
+				float distance = target_pos.distance_to(clip_ray[2].clip_pos);
+				real_t amount = 1.0-(distance/clip_len);
+				amount = CLAMP(amount,0,1)*autoturn_speed*time;
+				if (clip_ray[1].clipped)
+					amount*=2.0;
+				rotate_orbit(Vector2(0,-amount));
+			}
+
+			fullclip=false;
+
+		}
+	}
+
+
+	Vector3 base_pos = get_global_transform().origin;
+	Vector3 pull_from = base_pos;
+	pull_from.y+=height; // height compensate
+
+
+
+	Vector3 camera_target;
+	if (use_lookat_target) {
+
+		camera_target = lookat_target;
+	} else {
+		camera_target = base_pos;
+	};
+
+	Transform proposed;
+	proposed.set_look_at(proposed_pos,camera_target,up_vector);
+	proposed = proposed * Transform(Matrix3(Vector3(1,0,0),Math::deg2rad(inclination)),Vector3()); //inclination
+
+
+	accepted=proposed;
+	if (smooth && !noblend) {
+
+
+		Vector3 vec1 = accepted.origin;
+		Vector3 vec2 = final.origin;
+		final.origin = vec2.linear_interpolate(vec1, MIN(1,smooth_pos_ratio * time));;
+
+		Quat q1 = accepted.basis;
+		Quat q2 = final.basis;
+		final.basis = q2.slerp(q1, MIN(1,smooth_rot_ratio * time));
+
+	} else {
+		final=accepted;
+	}
+
+	_update_camera();
+
+	// calculate the next proposed transform
+
+
+	Vector3 new_pos;
+
+	{ /*follow code*/
+
+
+
+		/* calculate some variables */
+
+		Vector3 rel = follow_pos - pull_from;
+
+		float l = rel.length();
+		Vector3 rel_n = (l > 0) ? (rel/l) : Vector3();
+		float ang = Math::acos(rel_n.dot( Vector3(0,1,0) ));
+
+		Vector3 tangent = rel_n;
+		tangent.y=0; // get rid of y
+		if (tangent.length_squared() < CMP_EPSILON2)
+			tangent=Vector3(0,0,1); // use Z as tangent if rel is parallel to y
+		else
+			tangent.normalize();
+
+		/* now start applying the rules */
+
+		//clip distance
+		if (l > max_distance)
+			l=max_distance;
+		if (l < min_distance)
+			l=min_distance;
+
+		//fix angle
+
+		float ang_min = Math_PI * 0.5 + Math::deg2rad(min_orbit_x);
+		float ang_max = Math_PI * 0.5 + Math::deg2rad(max_orbit_x);
+
+		if (ang<ang_min)
+			ang=ang_min;
+		if (ang>ang_max)
+			ang=ang_max;
+
+		/* finally, rebuild the validated camera position */
+
+		new_pos=Vector3(0,Math::cos(ang),0);
+		new_pos+=tangent*Math::sin(ang);
+		new_pos*=l;
+		new_pos+=pull_from;
+		follow_pos=new_pos;
+
+	}
+
+	proposed_pos=new_pos;
+
+	Vector3 rel = new_pos-camera_target;
+
+
+	if (clip) {
+
+		Vector<RID> exclude;
+		exclude.push_back(target_body);
+
+		for(int i=0;i<3;i++) {
+
+			clip_ray[i].clipped=false;
+			clip_ray[i].clip_pos=Vector3();
+			clip_ray[i].cast_pos=camera_target;
+
+			Vector3 cast_to = camera_target+Matrix3(Vector3(0,1,0),Math::deg2rad(autoturn_tolerance*(i-1.0))).xform(rel);
+
+
+			if (i!=1) {
+
+				Vector3 side = rel.cross(Vector3(0,1,0)).normalized()*(i-1.0);
+				clip_ray[i].cast_pos+side*target_width+rel.normalized()*target_width;
+
+				Vector3 d = -rel;
+				d.rotate(Vector3(0,1,0),Math::deg2rad(get_fov())*(i-1.0));
+				Plane p(new_pos,new_pos+d,new_pos+Vector3(0,1,0)); //fov clipping plane, build a face and use it as plane, facing doesn't matter
+				Vector3 intersect;
+				if (p.intersects_segment(clip_ray[i].cast_pos,cast_to,&intersect))
+					cast_to=intersect;
+
+			} else {
+
+				cast_to+=rel.normalized()*extraclip;
+			}
+
+	//		PhysicsServer::get_singleton()->query_intersection(clip_ray[i].query,get_world()->get_space(),exclude);
+	//		PhysicsServer::get_singleton()->query_intersection_segment(clip_ray[i].query,clip_ray[i].cast_pos,cast_to);
+
+
+
+
+		}
+
+		queries_active=true;
+	} else {
+
+		_clear_queries();
+	}
+	target_pos=camera_target;
+	clip_len=rel.length();
+
+}
+
+void FollowCamera::set_use_lookat_target(bool p_use, const Vector3 &p_lookat) {
+
+	use_lookat_target = p_use;
+	lookat_target = p_lookat;
+};
+
+
+void FollowCamera::_notification(int p_what) {
+
+	switch(p_what) {
+
+		case NOTIFICATION_PROCESS: {
+
+
+			_compute_camera();
+		} break;
+
+		case NOTIFICATION_ENTER_WORLD: {
+
+			set_orbit(orbit);
+			set_distance(distance);
+
+			accepted=final=get_global_transform();
+			proposed_pos=accepted.origin;
+
+			target_body = RID();
+/*
+			Node* parent = get_parent();
+			while (parent) {
+				PhysicsBody* p = parent->cast_to<PhysicsBody>();
+				if (p) {
+					target_body = p->get_body();
+					break;
+				};
+				parent = parent->get_parent();
+			};
+*/
+			set_process(true);
+
+		} break;
+		case NOTIFICATION_TRANSFORM_CHANGED: {
+
+		} break;
+		case NOTIFICATION_EXIT_WORLD: {
+
+			distance=get_distance();
+			orbit=get_orbit();
+			_clear_queries();
+
+		} break;
+		case NOTIFICATION_BECAME_CURRENT: {
+
+			set_process(true);
+		} break;
+		case NOTIFICATION_LOST_CURRENT: {
+
+			set_process(false);
+			_clear_queries();
+
+		} break;
+	}
+
+}
+
+
+
+void FollowCamera::set_orbit(const Vector2& p_orbit) {
+
+	orbit=p_orbit;
+
+	if(is_inside_scene()) {
+
+		Vector3 char_pos = get_global_transform().origin;
+		char_pos.y+=height;
+		float d = char_pos.distance_to(follow_pos);
+
+		Matrix3 m;
+		m.rotate(Vector3(0,1,0),orbit.y);
+		m.rotate(Vector3(1,0,0),orbit.x);
+
+		follow_pos=char_pos + m.get_axis(2) * d;
+
+	}
+
+	update_gizmo();
+
+}
+void FollowCamera::set_orbit_x(float p_x) {
+
+	orbit.x=p_x;
+	if(is_inside_scene())
+		set_orbit(Vector2( p_x, get_orbit().y ));
+}
+void FollowCamera::set_orbit_y(float p_y) {
+
+
+	orbit.y=p_y;
+	if(is_inside_scene())
+		set_orbit(Vector2( get_orbit().x, p_y ));
+
+}
+Vector2 FollowCamera::get_orbit() const {
+
+
+	if (is_inside_scene()) {
+
+		Vector3 char_pos = get_global_transform().origin;
+		char_pos.y+=height;
+		Vector3 rel = (follow_pos - char_pos).normalized();
+		Vector2 ret_orbit;
+		ret_orbit.x = Math::acos( Vector3(0,1,0).dot( rel ) ) - Math_PI * 0.5;
+		ret_orbit.y = Math::atan2(rel.x,rel.z);
+		return ret_orbit;
+	}
+	return orbit;
+}
+
+void FollowCamera::rotate_orbit(const Vector2& p_relative) {
+
+	if (is_inside_scene()) {
+
+		Matrix3 m;
+		m.rotate(Vector3(0,1,0),Math::deg2rad(p_relative.y));
+		m.rotate(Vector3(1,0,0),Math::deg2rad(p_relative.x));
+
+		Vector3 char_pos = get_global_transform().origin;
+		char_pos.y+=height;
+		Vector3 rel = (follow_pos - char_pos);
+		rel = m.xform(rel);
+		follow_pos=char_pos+rel;
+
+	}
+
+	orbit+=p_relative;
+	update_gizmo();
+}
+
+void FollowCamera::set_height(float p_height) {
+
+
+	height=p_height;
+	update_gizmo();
+}
+
+float FollowCamera::get_height() const {
+
+	return height;
+
+}
+
+void FollowCamera::set_max_orbit_x(float p_max) {
+
+	max_orbit_x=p_max;
+	update_gizmo();
+}
+
+float FollowCamera::get_max_orbit_x() const {
+
+	return max_orbit_x;
+}
+
+void FollowCamera::set_min_orbit_x(float p_min) {
+
+	min_orbit_x=p_min;
+	update_gizmo();
+}
+
+float FollowCamera::get_min_orbit_x() const {
+
+	return min_orbit_x;
+}
+
+float FollowCamera::get_min_distance() const {
+
+	return min_distance;
+}
+float FollowCamera::get_max_distance() const {
+
+	return max_distance;
+}
+
+void FollowCamera::set_min_distance(float p_min) {
+
+	min_distance=p_min;
+	update_gizmo();
+}
+
+void FollowCamera::set_max_distance(float p_max) {
+
+	max_distance = p_max;
+	update_gizmo();
+}
+
+
+void FollowCamera::set_distance(float p_distance) {
+
+	if (is_inside_scene()) {
+
+		Vector3 char_pos = get_global_transform().origin;
+		char_pos.y+=height;
+		Vector3 rel = (follow_pos - char_pos).normalized();
+		rel*=p_distance;
+		follow_pos=char_pos+rel;
+
+	}
+
+	distance=p_distance;
+}
+
+float FollowCamera::get_distance() const {
+
+	if (is_inside_scene()) {
+
+		Vector3 char_pos = get_global_transform().origin;
+		char_pos.y+=height;
+		return (follow_pos - char_pos).length();
+
+	}
+
+	return distance;
+}
+
+void FollowCamera::set_clip(bool p_enabled) {
+
+
+	clip=p_enabled;
+
+	if (!p_enabled)
+		_clear_queries();
+}
+
+bool FollowCamera::has_clip() const {
+
+	return clip;
+
+}
+
+
+void FollowCamera::set_autoturn(bool p_enabled) {
+
+
+	autoturn=p_enabled;
+}
+
+bool FollowCamera::has_autoturn() const {
+
+	return autoturn;
+
+}
+
+void FollowCamera::set_autoturn_tolerance(float p_degrees) {
+
+
+	autoturn_tolerance=p_degrees;
+}
+float FollowCamera::get_autoturn_tolerance() const {
+
+
+	return autoturn_tolerance;
+}
+
+void FollowCamera::set_inclination(float p_degrees) {
+
+
+	inclination=p_degrees;
+}
+float FollowCamera::get_inclination() const {
+
+
+	return inclination;
+}
+
+
+void FollowCamera::set_autoturn_speed(float p_speed) {
+
+
+	autoturn_speed=p_speed;
+}
+
+float FollowCamera::get_autoturn_speed() const {
+
+	return autoturn_speed;
+
+}
+
+
+RES FollowCamera::_get_gizmo_geometry() const {
+
+	Ref<SurfaceTool> surface_tool( memnew( SurfaceTool ));
+
+	Ref<FixedMaterial> mat( memnew( FixedMaterial ));
+
+	mat->set_parameter( FixedMaterial::PARAM_DIFFUSE,Color(1.0,0.5,1.0,0.3) );
+	mat->set_line_width(4);
+	mat->set_flag(Material::FLAG_DOUBLE_SIDED,true);
+	mat->set_flag(Material::FLAG_UNSHADED,true);
+	mat->set_hint(Material::HINT_NO_DEPTH_DRAW,true);
+
+	surface_tool->begin(Mesh::PRIMITIVE_LINES);
+	surface_tool->set_material(mat);
+
+
+	int steps=16;
+
+	Vector3 base_up = Matrix3(Vector3(1,0,0),Math::deg2rad(max_orbit_x)).get_axis(2);
+	Vector3 base_down = Matrix3(Vector3(1,0,0),Math::deg2rad(min_orbit_x)).get_axis(2);
+
+	Vector3 ofs(0,height,0);
+
+	for(int i=0;i<steps;i++) {
+
+
+		Matrix3 rot(Vector3(0,1,0),Math_PI*2*float(i)/steps);
+		Matrix3 rot2(Vector3(0,1,0),Math_PI*2*float(i+1)/steps);
+
+		Vector3 up = rot.xform(base_up);
+		Vector3 up2 = rot2.xform(base_up);
+
+		Vector3 down = rot.xform(base_down);
+		Vector3 down2 = rot2.xform(base_down);
+
+		surface_tool->add_vertex(ofs+up*min_distance);
+		surface_tool->add_vertex(ofs+up*max_distance);
+		surface_tool->add_vertex(ofs+up*min_distance);
+		surface_tool->add_vertex(ofs+up2*min_distance);
+		surface_tool->add_vertex(ofs+up*max_distance);
+		surface_tool->add_vertex(ofs+up2*max_distance);
+
+		surface_tool->add_vertex(ofs+down*min_distance);
+		surface_tool->add_vertex(ofs+down*max_distance);
+		surface_tool->add_vertex(ofs+down*min_distance);
+		surface_tool->add_vertex(ofs+down2*min_distance);
+		surface_tool->add_vertex(ofs+down*max_distance);
+		surface_tool->add_vertex(ofs+down2*max_distance);
+
+		int substeps = 8;
+
+		for(int j=0;j<substeps;j++) {
+
+			Vector3 a = up.linear_interpolate(down,float(j)/substeps).normalized()*max_distance;
+			Vector3 b = up.linear_interpolate(down,float(j+1)/substeps).normalized()*max_distance;
+			Vector3 am = up.linear_interpolate(down,float(j)/substeps).normalized()*min_distance;
+			Vector3 bm = up.linear_interpolate(down,float(j+1)/substeps).normalized()*min_distance;
+
+			surface_tool->add_vertex(ofs+a);
+			surface_tool->add_vertex(ofs+b);
+			surface_tool->add_vertex(ofs+am);
+			surface_tool->add_vertex(ofs+bm);
+
+		}
+	}
+
+
+	return surface_tool->commit();
+
+
+}
+
+
+void FollowCamera::_bind_methods() {
+
+	ObjectTypeDB::bind_method(_MD("_set_initial_orbit","orbit"),&FollowCamera::_set_initial_orbit);
+	ObjectTypeDB::bind_method(_MD("set_orbit","orbit"),&FollowCamera::set_orbit);
+	ObjectTypeDB::bind_method(_MD("get_orbit"),&FollowCamera::get_orbit);
+	ObjectTypeDB::bind_method(_MD("set_orbit_x","x"),&FollowCamera::set_orbit_x);
+	ObjectTypeDB::bind_method(_MD("set_orbit_y","y"),&FollowCamera::set_orbit_y);
+	ObjectTypeDB::bind_method(_MD("set_min_orbit_x","x"),&FollowCamera::set_min_orbit_x);
+	ObjectTypeDB::bind_method(_MD("get_min_orbit_x"),&FollowCamera::get_min_orbit_x);
+	ObjectTypeDB::bind_method(_MD("set_max_orbit_x","x"),&FollowCamera::set_max_orbit_x);
+	ObjectTypeDB::bind_method(_MD("get_max_orbit_x"),&FollowCamera::get_max_orbit_x);
+	ObjectTypeDB::bind_method(_MD("set_height","height"),&FollowCamera::set_height);
+	ObjectTypeDB::bind_method(_MD("get_height"),&FollowCamera::get_height);
+	ObjectTypeDB::bind_method(_MD("set_inclination","inclination"),&FollowCamera::set_inclination);
+	ObjectTypeDB::bind_method(_MD("get_inclination"),&FollowCamera::get_inclination);
+
+	ObjectTypeDB::bind_method(_MD("rotate_orbit"),&FollowCamera::rotate_orbit);
+	ObjectTypeDB::bind_method(_MD("set_distance","distance"),&FollowCamera::set_distance);
+	ObjectTypeDB::bind_method(_MD("get_distance"),&FollowCamera::get_distance);
+	ObjectTypeDB::bind_method(_MD("set_max_distance","max_distance"),&FollowCamera::set_max_distance);
+	ObjectTypeDB::bind_method(_MD("get_max_distance"),&FollowCamera::get_max_distance);
+	ObjectTypeDB::bind_method(_MD("set_min_distance","min_distance"),&FollowCamera::set_min_distance);
+	ObjectTypeDB::bind_method(_MD("get_min_distance"),&FollowCamera::get_min_distance);
+	ObjectTypeDB::bind_method(_MD("set_clip","enable"),&FollowCamera::set_clip);
+	ObjectTypeDB::bind_method(_MD("has_clip"),&FollowCamera::has_clip);
+	ObjectTypeDB::bind_method(_MD("set_autoturn","enable"),&FollowCamera::set_autoturn);
+	ObjectTypeDB::bind_method(_MD("has_autoturn"),&FollowCamera::has_autoturn);
+	ObjectTypeDB::bind_method(_MD("set_autoturn_tolerance","degrees"),&FollowCamera::set_autoturn_tolerance);
+	ObjectTypeDB::bind_method(_MD("get_autoturn_tolerance"),&FollowCamera::get_autoturn_tolerance);
+	ObjectTypeDB::bind_method(_MD("set_autoturn_speed","speed"),&FollowCamera::set_autoturn_speed);
+	ObjectTypeDB::bind_method(_MD("get_autoturn_speed"),&FollowCamera::get_autoturn_speed);
+	ObjectTypeDB::bind_method(_MD("set_smoothing","enable"),&FollowCamera::set_smoothing);
+	ObjectTypeDB::bind_method(_MD("has_smoothing"),&FollowCamera::has_smoothing);
+	ObjectTypeDB::bind_method(_MD("set_rotation_smoothing","amount"),&FollowCamera::set_rotation_smoothing);
+	ObjectTypeDB::bind_method(_MD("get_rotation_smoothing"),&FollowCamera::get_rotation_smoothing);
+	ObjectTypeDB::bind_method(_MD("set_translation_smoothing","amount"),&FollowCamera::set_translation_smoothing);
+	ObjectTypeDB::bind_method(_MD("get_translation_smoothing"),&FollowCamera::get_translation_smoothing);
+	ObjectTypeDB::bind_method(_MD("set_use_lookat_target","use","lookat"),&FollowCamera::set_use_lookat_target, DEFVAL(Vector3()));
+	ObjectTypeDB::bind_method(_MD("set_up_vector","vector"),&FollowCamera::set_up_vector);
+	ObjectTypeDB::bind_method(_MD("get_up_vector"),&FollowCamera::get_up_vector);
+
+	ObjectTypeDB::bind_method(_MD("_ray_collision"),&FollowCamera::_ray_collision);
+
+	ADD_PROPERTY( PropertyInfo( Variant::VECTOR2, "orbit" ), _SCS("_set_initial_orbit"),_SCS("get_orbit") );
+	ADD_PROPERTY( PropertyInfo( Variant::REAL, "height", PROPERTY_HINT_RANGE,"-1024,1024,0.01" ), _SCS("set_height"), _SCS("get_height") );
+	ADD_PROPERTY( PropertyInfo( Variant::REAL, "inclination", PROPERTY_HINT_RANGE,"-90,90,0.01" ), _SCS("set_inclination"), _SCS("get_inclination")  );
+	ADD_PROPERTY( PropertyInfo( Variant::REAL, "max_orbit_x", PROPERTY_HINT_RANGE,"-90,90,0.01" ), _SCS("set_max_orbit_x"), _SCS("get_max_orbit_x")  );
+	ADD_PROPERTY( PropertyInfo( Variant::REAL, "min_orbit_x", PROPERTY_HINT_RANGE,"-90,90,0.01" ), _SCS("set_min_orbit_x"), _SCS("get_min_orbit_x") );
+	ADD_PROPERTY( PropertyInfo( Variant::REAL, "min_distance", PROPERTY_HINT_RANGE,"0,100,0.01" ), _SCS("set_min_distance"), _SCS("get_min_distance") );
+	ADD_PROPERTY( PropertyInfo( Variant::REAL, "max_distance", PROPERTY_HINT_RANGE,"0,100,0.01" ), _SCS("set_max_distance"), _SCS("get_max_distance") );
+	ADD_PROPERTY( PropertyInfo( Variant::REAL, "distance", PROPERTY_HINT_RANGE,"0.01,1024,0,01"), _SCS("set_distance"), _SCS("get_distance")  );
+	ADD_PROPERTY( PropertyInfo( Variant::BOOL, "clip"), _SCS("set_clip"), _SCS("has_clip")  );
+	ADD_PROPERTY( PropertyInfo( Variant::BOOL, "autoturn"), _SCS("set_autoturn"), _SCS("has_autoturn")  );
+	ADD_PROPERTY( PropertyInfo( Variant::REAL, "autoturn_tolerance", PROPERTY_HINT_RANGE,"1,90,0.01") , _SCS("set_autoturn_tolerance"), _SCS("get_autoturn_tolerance") );
+	ADD_PROPERTY( PropertyInfo( Variant::REAL, "autoturn_speed", PROPERTY_HINT_RANGE,"1,90,0.01"), _SCS("set_autoturn_speed"), _SCS("get_autoturn_speed")  );
+	ADD_PROPERTY( PropertyInfo( Variant::BOOL, "smoothing"), _SCS("set_smoothing"), _SCS("has_smoothing")  );
+	ADD_PROPERTY( PropertyInfo( Variant::REAL, "translation_smooth", PROPERTY_HINT_RANGE,"0.01,128,0.01"), _SCS("set_translation_smoothing"), _SCS("get_translation_smoothing")  );
+	ADD_PROPERTY( PropertyInfo( Variant::REAL, "rotation_smooth", PROPERTY_HINT_RANGE,"0.01,128,0.01"), _SCS("set_rotation_smoothing"), _SCS("get_rotation_smoothing")  );
+
+
+}
+
+void FollowCamera::_ray_collision(Vector3 p_point, Vector3 p_normal, int p_subindex, ObjectID p_against,int p_idx) {
+
+	clip_ray[p_idx].clip_pos=p_point;
+	clip_ray[p_idx].clipped=true;
+
+};
+
+Transform FollowCamera::get_camera_transform() const {
+
+	return final;
+}
+
+void FollowCamera::set_smoothing(bool p_enable) {
+
+	smooth=p_enable;
+}
+
+bool FollowCamera::has_smoothing() const {
+
+	return smooth;
+}
+
+void FollowCamera::set_translation_smoothing(float p_amount) {
+
+	smooth_pos_ratio=p_amount;
+}
+float FollowCamera::get_translation_smoothing() const {
+
+	return smooth_pos_ratio;
+}
+
+void FollowCamera::set_rotation_smoothing(float p_amount) {
+
+	smooth_rot_ratio=p_amount;
+
+}
+
+void FollowCamera::set_up_vector(const Vector3& p_up) {
+
+	up_vector=p_up;
+}
+
+Vector3 FollowCamera::get_up_vector() const{
+
+	return up_vector;
+}
+
+float FollowCamera::get_rotation_smoothing() const {
+
+	return smooth_pos_ratio;
+
+}
+
+
+FollowCamera::FollowCamera() {
+
+
+	height=1;
+
+	orbit=Vector2(0,0);
+	up_vector=Vector3(0,1,0);
+
+	distance=3;
+	min_distance=2;
+	max_distance=5;
+
+	autoturn=true;
+	autoturn_tolerance=10;
+	autoturn_speed=80;
+
+	min_orbit_x=-50;
+	max_orbit_x=70;
+	inclination=0;
+	target_width=0.3;
+
+	clip=true;
+	use_lookat_target = false;
+	extraclip=0.3;
+	fullclip=false;
+
+	smooth=true;
+	smooth_rot_ratio=10;
+	smooth_pos_ratio=10;
+
+
+	for(int i=0;i<3;i++) {
+//		clip_ray[i].query=PhysicsServer::get_singleton()->query_create(this, "_ray_collision", i, true);
+		clip_ray[i].clipped=false;
+	}
+
+	queries_active=false;
+
+
+}
+
+FollowCamera::~FollowCamera() {
+
+	for(int i=0;i<3;i++) {
+		PhysicsServer::get_singleton()->free(clip_ray[i].query);
+	}
+
+
+}