polycode-engine/Examples/C++/Contents/2DPhysics_CollisionOnly/HelloPolycodeApp.cpp

#include "HelloPolycodeApp.h"

HelloPolycodeApp::HelloPolycodeApp(PolycodeView *view) {

	core = new POLYCODE_CORE(view, 640,480,false,true,0,0,90, 0, true);

	CoreServices::getInstance()->getResourceManager()->addArchive("Resources/default.pak");
	CoreServices::getInstance()->getResourceManager()->addDirResource("default", false);	

	scene = new PhysicsScene2D(0.1, 50);
	
	checkShape = new ScenePrimitive(ScenePrimitive::TYPE_VPLANE, 0.2,0.03);
	scene->addCollisionChild(checkShape, PhysicsScene2DEntity::ENTITY_RECT);

	
	for(int i=0; i < 50; i++) {
		ScenePrimitive *shape = new ScenePrimitive(ScenePrimitive::TYPE_VPLANE, 0.1,0.02);
		shape->setRoll(rand() % 360);
		shape->setPosition(-0.5 + RANDOM_NUMBER, -0.5 + RANDOM_NUMBER);
		scene->addCollisionChild(shape, PhysicsScene2DEntity::ENTITY_RECT);
	}
	
	scene->addEventListener(this, PhysicsScene2DEvent::EVENT_NEW_SHAPE_COLLISION);	
	scene->addEventListener(this, PhysicsScene2DEvent::EVENT_END_SHAPE_COLLISION);	
}

void HelloPolycodeApp::handleEvent(Event *e) {
	if(e->getDispatcher() == scene) {
		PhysicsScene2DEvent *pe = (PhysicsScene2DEvent*)e;	
		switch(e->getEventCode()) {
			case PhysicsScene2DEvent::EVENT_NEW_SHAPE_COLLISION:
				if(pe->entity1 == checkShape || pe->entity2 == checkShape) {
					pe->entity1->setColor(1.0f, 0.0f, 0.0f, 1.0f);
					pe->entity2->setColor(1.0f, 0.0f, 0.0f, 1.0f);
				}
			break;
			case PhysicsScene2DEvent::EVENT_END_SHAPE_COLLISION:
				pe->entity1->setColor(1.0f, 1.0f, 1.0f, 1.0f);
				pe->entity2->setColor(1.0f, 1.0f, 1.0f, 1.0f);				
			break;
			
		}
	}
}

HelloPolycodeApp::~HelloPolycodeApp() {
    
}

bool HelloPolycodeApp::Update() {
	Vector2 mouse = core->getInput()->getMousePosition();
    Ray ray = scene->projectRayFromCameraAndViewportCoordinate(scene->getActiveCamera(), mouse);
    checkShape->setPosition(ray.origin.x, ray.origin.y);
	checkShape->setRoll(checkShape->getRoll() + (core->getElapsed() * 100));
    return core->updateAndRender();
}