0dbedd18fc
-=-=-=-=-=-=-=-=-=-=-=-=-=- *YOUR SOURCE MIGHT NOT WORK* For mor information on fix: https://github.com/okamstudio/godot/wiki/devel_scene_tree Other stuff: -Shower of bullets demo -Fixes all around
201 lines
6.1 KiB
C++
201 lines
6.1 KiB
C++
/*************************************************************************/
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/* parallax_background.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "parallax_background.h"
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#include "parallax_layer.h"
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void ParallaxBackground::_notification(int p_what) {
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switch(p_what) {
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case NOTIFICATION_ENTER_TREE: {
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group_name = "__cameras_"+itos(get_viewport().get_id());
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add_to_group(group_name);
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} break;
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case NOTIFICATION_EXIT_TREE: {
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remove_from_group(group_name);
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} break;
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}
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}
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void ParallaxBackground::_camera_moved(const Matrix32& p_transform) {
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set_scroll_offset(p_transform.get_origin());
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set_scroll_scale(p_transform.get_scale().dot(Vector2(0.5,0.5)));
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}
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void ParallaxBackground::set_scroll_scale(float p_scale) {
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scale=p_scale;
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}
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float ParallaxBackground::get_scroll_scale() const{
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return scale;
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}
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void ParallaxBackground::set_scroll_offset(const Point2& p_ofs) {
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offset=p_ofs;
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_update_scroll();
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}
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void ParallaxBackground::_update_scroll() {
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if (!is_inside_tree())
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return;
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Vector2 ofs = base_offset+offset*base_scale;
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Size2 vps = get_viewport_size();
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ofs = -ofs;
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if (limit_begin.x < limit_end.x) {
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if (ofs.x < limit_begin.x)
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ofs.x=limit_begin.x;
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else if (ofs.x+vps.x > limit_end.x)
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ofs.x=limit_end.x-vps.x;
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}
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if (limit_begin.y < limit_end.y) {
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if (ofs.y < limit_begin.y)
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ofs.y=limit_begin.y;
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else if (ofs.y+vps.y > limit_end.y)
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ofs.y=limit_end.y-vps.y;
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}
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ofs = -ofs;
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for(int i=0;i<get_child_count();i++) {
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ParallaxLayer *l=get_child(i)->cast_to<ParallaxLayer>();
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if (!l)
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continue;
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l->set_base_offset_and_scale(ofs,scale);
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}
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}
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Point2 ParallaxBackground::get_scroll_offset() const {
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return offset;
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}
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void ParallaxBackground::set_scroll_base_offset(const Point2& p_ofs) {
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base_offset=p_ofs;
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_update_scroll();
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}
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Point2 ParallaxBackground::get_scroll_base_offset() const{
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return base_offset;
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}
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void ParallaxBackground::set_scroll_base_scale(const Point2& p_ofs) {
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base_scale=p_ofs;
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_update_scroll();
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}
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Point2 ParallaxBackground::get_scroll_base_scale() const{
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return base_scale;
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}
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void ParallaxBackground::set_limit_begin(const Point2& p_ofs) {
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limit_begin=p_ofs;
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_update_scroll();
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}
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Point2 ParallaxBackground::get_limit_begin() const {
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return limit_begin;
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}
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void ParallaxBackground::set_limit_end(const Point2& p_ofs) {
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limit_end=p_ofs;
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_update_scroll();
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}
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Point2 ParallaxBackground::get_limit_end() const {
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return limit_end;
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}
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void ParallaxBackground::_bind_methods() {
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ObjectTypeDB::bind_method(_MD("_camera_moved"),&ParallaxBackground::_camera_moved);
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ObjectTypeDB::bind_method(_MD("set_scroll_offset","ofs"),&ParallaxBackground::set_scroll_offset);
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ObjectTypeDB::bind_method(_MD("get_scroll_offset"),&ParallaxBackground::get_scroll_offset);
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ObjectTypeDB::bind_method(_MD("set_scroll_base_offset","ofs"),&ParallaxBackground::set_scroll_base_offset);
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ObjectTypeDB::bind_method(_MD("get_scroll_base_offset"),&ParallaxBackground::get_scroll_base_offset);
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ObjectTypeDB::bind_method(_MD("set_scroll_base_scale","scale"),&ParallaxBackground::set_scroll_base_scale);
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ObjectTypeDB::bind_method(_MD("get_scroll_base_scale"),&ParallaxBackground::get_scroll_base_scale);
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ObjectTypeDB::bind_method(_MD("set_limit_begin","ofs"),&ParallaxBackground::set_limit_begin);
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ObjectTypeDB::bind_method(_MD("get_limit_begin"),&ParallaxBackground::get_limit_begin);
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ObjectTypeDB::bind_method(_MD("set_limit_end","ofs"),&ParallaxBackground::set_limit_end);
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ObjectTypeDB::bind_method(_MD("get_limit_end"),&ParallaxBackground::get_limit_end);
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ADD_PROPERTY( PropertyInfo(Variant::VECTOR2,"scroll/offset"),_SCS("set_scroll_offset"),_SCS("get_scroll_offset"));
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ADD_PROPERTY( PropertyInfo(Variant::VECTOR2,"scroll/base_offset"),_SCS("set_scroll_base_offset"),_SCS("get_scroll_base_offset"));
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ADD_PROPERTY( PropertyInfo(Variant::VECTOR2,"scroll/base_scale"),_SCS("set_scroll_base_scale"),_SCS("get_scroll_base_scale"));
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ADD_PROPERTY( PropertyInfo(Variant::VECTOR2,"scroll/limit_begin"),_SCS("set_limit_begin"),_SCS("get_limit_begin"));
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ADD_PROPERTY( PropertyInfo(Variant::VECTOR2,"scroll/limit_end"),_SCS("set_limit_end"),_SCS("get_limit_end"));
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}
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ParallaxBackground::ParallaxBackground() {
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base_scale=Vector2(1,1);
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scale=1.0;
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set_layer(-1); //behind all by default
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}
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