diff options
Diffstat (limited to 'scene/3d/interpolated_camera.cpp')
| -rw-r--r-- | scene/3d/interpolated_camera.cpp | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/scene/3d/interpolated_camera.cpp b/scene/3d/interpolated_camera.cpp new file mode 100644 index 0000000000..4d8c9cf7a5 --- /dev/null +++ b/scene/3d/interpolated_camera.cpp @@ -0,0 +1,157 @@ +/*************************************************************************/ +/* interpolated_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 "interpolated_camera.h" + + +void InterpolatedCamera::_notification(int p_what) { + + switch(p_what) { + case NOTIFICATION_ENTER_SCENE: { + + if (get_scene()->is_editor_hint() && enabled) + set_fixed_process(false); + + } break; + case NOTIFICATION_PROCESS: { + + if (!enabled) + break; + if (has_node(target)) { + + Spatial *node = get_node(target)->cast_to<Spatial>(); + if (!node) + break; + + float delta = speed*get_process_delta_time(); + Transform target_xform = node->get_global_transform(); + Transform local_transform = get_transform(); + local_transform = local_transform.interpolate_with(target_xform,delta); + set_global_transform(local_transform); + + if (node->cast_to<Camera>()) { + Camera *cam = node->cast_to<Camera>(); + if (cam->get_projection()==get_projection()) { + + float new_near = Math::lerp(get_znear(),cam->get_znear(),delta); + float new_far = Math::lerp(get_zfar(),cam->get_zfar(),delta); + + if (cam->get_projection()==PROJECTION_ORTHOGONAL) { + + float size = Math::lerp(get_size(),cam->get_size(),delta); + set_orthogonal(size,new_near,new_far); + } else { + + float fov = Math::lerp(get_fov(),cam->get_fov(),delta); + set_perspective(fov,new_near,new_far); + } + } + } + + + } + + } break; + } +} + +void InterpolatedCamera::_set_target(const Object *p_target) { + + ERR_FAIL_NULL(p_target); + set_target(p_target->cast_to<Spatial>()); +} + +void InterpolatedCamera::set_target(const Spatial *p_target) { + + ERR_FAIL_NULL(p_target); + target=get_path_to(p_target); +} + + +void InterpolatedCamera::set_target_path(const NodePath& p_path){ + + target=p_path; +} + +NodePath InterpolatedCamera::get_target_path() const{ + + return target; +} + +void InterpolatedCamera::set_interpolation_enabled(bool p_enable) { + + if (enabled==p_enable) + return; + enabled=p_enable; + if (p_enable) { + if (is_inside_scene() && get_scene()->is_editor_hint()) + return; + set_process(true); + } else + set_process(false); +} + +bool InterpolatedCamera::is_interpolation_enabled() const { + + return enabled; +} + +void InterpolatedCamera::set_speed(real_t p_speed) { + + speed=p_speed; +} + +real_t InterpolatedCamera::get_speed() const { + + return speed; +} + + +void InterpolatedCamera::_bind_methods() { + + ObjectTypeDB::bind_method(_MD("set_target_path","target_path"),&InterpolatedCamera::set_target_path); + ObjectTypeDB::bind_method(_MD("get_target_path"),&InterpolatedCamera::get_target_path); + ObjectTypeDB::bind_method(_MD("set_target","target"),&InterpolatedCamera::_set_target); + + ObjectTypeDB::bind_method(_MD("set_speed","speed"),&InterpolatedCamera::set_speed); + ObjectTypeDB::bind_method(_MD("get_speed"),&InterpolatedCamera::get_speed); + + ObjectTypeDB::bind_method(_MD("set_interpolation_enabled","target_path"),&InterpolatedCamera::set_interpolation_enabled); + ObjectTypeDB::bind_method(_MD("is_interpolation_enabled"),&InterpolatedCamera::is_interpolation_enabled); + + ADD_PROPERTY( PropertyInfo(Variant::NODE_PATH,"target"), _SCS("set_target_path"), _SCS("get_target_path") ); + ADD_PROPERTY( PropertyInfo(Variant::REAL,"speed"), _SCS("set_speed"), _SCS("get_speed") ); + ADD_PROPERTY( PropertyInfo(Variant::BOOL,"enabled"), _SCS("set_interpolation_enabled"), _SCS("is_interpolation_enabled") ); +} + +InterpolatedCamera::InterpolatedCamera() { + + enabled=false; + speed=1; + +} |