252 lines
8 KiB
C++
252 lines
8 KiB
C++
/*************************************************************************/
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/* light_occluder_2d.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) 2007-2017 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 "light_occluder_2d.h"
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void OccluderPolygon2D::set_polygon(const PoolVector<Vector2>& p_polygon) {
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polygon=p_polygon;
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VS::get_singleton()->canvas_occluder_polygon_set_shape(occ_polygon,p_polygon,closed);
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emit_changed();
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}
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PoolVector<Vector2> OccluderPolygon2D::get_polygon() const{
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return polygon;
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}
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void OccluderPolygon2D::set_closed(bool p_closed) {
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if (closed==p_closed)
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return;
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closed=p_closed;
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if (polygon.size())
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VS::get_singleton()->canvas_occluder_polygon_set_shape(occ_polygon,polygon,closed);
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emit_changed();
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}
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bool OccluderPolygon2D::is_closed() const{
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return closed;
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}
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void OccluderPolygon2D::set_cull_mode(CullMode p_mode){
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cull=p_mode;
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VS::get_singleton()->canvas_occluder_polygon_set_cull_mode(occ_polygon,VS::CanvasOccluderPolygonCullMode(p_mode));
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}
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OccluderPolygon2D::CullMode OccluderPolygon2D::get_cull_mode() const{
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return cull;
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}
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RID OccluderPolygon2D::get_rid() const {
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return occ_polygon;
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}
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void OccluderPolygon2D::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_closed","closed"),&OccluderPolygon2D::set_closed);
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ClassDB::bind_method(D_METHOD("is_closed"),&OccluderPolygon2D::is_closed);
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ClassDB::bind_method(D_METHOD("set_cull_mode","cull_mode"),&OccluderPolygon2D::set_cull_mode);
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ClassDB::bind_method(D_METHOD("get_cull_mode"),&OccluderPolygon2D::get_cull_mode);
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ClassDB::bind_method(D_METHOD("set_polygon","polygon"),&OccluderPolygon2D::set_polygon);
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ClassDB::bind_method(D_METHOD("get_polygon"),&OccluderPolygon2D::get_polygon);
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ADD_PROPERTY( PropertyInfo(Variant::BOOL,"closed"),"set_closed","is_closed");
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ADD_PROPERTY( PropertyInfo(Variant::INT,"cull_mode",PROPERTY_HINT_ENUM,"Disabled,ClockWise,CounterClockWise"),"set_cull_mode","get_cull_mode");
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ADD_PROPERTY( PropertyInfo(Variant::POOL_VECTOR2_ARRAY,"polygon"),"set_polygon","get_polygon");
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BIND_CONSTANT(CULL_DISABLED);
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BIND_CONSTANT(CULL_CLOCKWISE);
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BIND_CONSTANT(CULL_COUNTER_CLOCKWISE);
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}
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OccluderPolygon2D::OccluderPolygon2D() {
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occ_polygon=VS::get_singleton()->canvas_occluder_polygon_create();
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closed=true;
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cull=CULL_DISABLED;
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}
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OccluderPolygon2D::~OccluderPolygon2D() {
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VS::get_singleton()->free(occ_polygon);
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}
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#ifdef DEBUG_ENABLED
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void LightOccluder2D::_poly_changed() {
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update();
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}
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#endif
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void LightOccluder2D::_notification(int p_what) {
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if (p_what==NOTIFICATION_ENTER_CANVAS) {
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VS::get_singleton()->canvas_light_occluder_attach_to_canvas(occluder,get_canvas());
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VS::get_singleton()->canvas_light_occluder_set_transform(occluder,get_global_transform());
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VS::get_singleton()->canvas_light_occluder_set_enabled(occluder,is_visible_in_tree());
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}
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if (p_what==NOTIFICATION_TRANSFORM_CHANGED) {
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VS::get_singleton()->canvas_light_occluder_set_transform(occluder,get_global_transform());
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}
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if (p_what==NOTIFICATION_VISIBILITY_CHANGED) {
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VS::get_singleton()->canvas_light_occluder_set_enabled(occluder,is_visible_in_tree());
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}
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if (p_what==NOTIFICATION_DRAW) {
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if (get_tree()->is_editor_hint()) {
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if (occluder_polygon.is_valid()) {
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PoolVector<Vector2> poly = occluder_polygon->get_polygon();
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if (poly.size()) {
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if (occluder_polygon->is_closed()) {
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Vector<Color> color;
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color.push_back(Color(0,0,0,0.6));
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draw_polygon(Variant(poly),color);
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} else {
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int ps=poly.size();
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PoolVector<Vector2>::Read r = poly.read();
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for(int i=0;i<ps-1;i++) {
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draw_line(r[i],r[i+1],Color(0,0,0,0.6),3);
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}
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}
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}
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}
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}
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}
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if (p_what==NOTIFICATION_EXIT_CANVAS) {
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VS::get_singleton()->canvas_light_occluder_attach_to_canvas(occluder,RID());
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}
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}
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void LightOccluder2D::set_occluder_polygon(const Ref<OccluderPolygon2D>& p_polygon) {
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#ifdef DEBUG_ENABLED
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if (occluder_polygon.is_valid())
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occluder_polygon->disconnect("changed",this,"_poly_changed");
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#endif
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occluder_polygon=p_polygon;
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if (occluder_polygon.is_valid())
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VS::get_singleton()->canvas_light_occluder_set_polygon(occluder,occluder_polygon->get_rid());
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else
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VS::get_singleton()->canvas_light_occluder_set_polygon(occluder,RID());
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#ifdef DEBUG_ENABLED
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if (occluder_polygon.is_valid())
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occluder_polygon->connect("changed",this,"_poly_changed");
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update();
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#endif
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}
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Ref<OccluderPolygon2D> LightOccluder2D::get_occluder_polygon() const {
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return occluder_polygon;
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}
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void LightOccluder2D::set_occluder_light_mask(int p_mask) {
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mask=p_mask;
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VS::get_singleton()->canvas_light_occluder_set_light_mask(occluder,mask);
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}
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int LightOccluder2D::get_occluder_light_mask() const{
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return mask;
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}
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String LightOccluder2D::get_configuration_warning() const {
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if (!occluder_polygon.is_valid()) {
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return TTR("An occluder polygon must be set (or drawn) for this occluder to take effect.");
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}
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if (occluder_polygon.is_valid() && occluder_polygon->get_polygon().size()==0) {
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return TTR("The occluder polygon for this occluder is empty. Please draw a polygon!");
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}
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return String();
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}
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void LightOccluder2D::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_occluder_polygon","polygon:OccluderPolygon2D"),&LightOccluder2D::set_occluder_polygon);
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ClassDB::bind_method(D_METHOD("get_occluder_polygon:OccluderPolygon2D"),&LightOccluder2D::get_occluder_polygon);
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ClassDB::bind_method(D_METHOD("set_occluder_light_mask","mask"),&LightOccluder2D::set_occluder_light_mask);
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ClassDB::bind_method(D_METHOD("get_occluder_light_mask"),&LightOccluder2D::get_occluder_light_mask);
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#ifdef DEBUG_ENABLED
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ClassDB::bind_method("_poly_changed",&LightOccluder2D::_poly_changed);
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#endif
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ADD_PROPERTY( PropertyInfo(Variant::OBJECT,"occluder",PROPERTY_HINT_RESOURCE_TYPE,"OccluderPolygon2D"),"set_occluder_polygon","get_occluder_polygon");
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ADD_PROPERTY( PropertyInfo(Variant::INT,"light_mask",PROPERTY_HINT_LAYERS_2D_RENDER),"set_occluder_light_mask","get_occluder_light_mask");
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}
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LightOccluder2D::LightOccluder2D() {
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occluder=VS::get_singleton()->canvas_light_occluder_create();
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mask=1;
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set_notify_transform(true);
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}
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LightOccluder2D::~LightOccluder2D() {
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VS::get_singleton()->free(occluder);
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}
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