#include "trapdoor.h"

trapdoor::trapdoor(ofVec2f _boundTR,ofVec2f _boundBR,ofVec2f _doorSize)
{
    	surround=morphmesh("trapdoor-surround.xml");
	lid=morphmesh("trapdoor-lid.xml");
	if (!surround.isLoaded()||!lid.isLoaded()) printf("problem loading trap door mesh.\n");
	
	texture.loadImage("TextureTrapdoor.jpg");
	
	boundTR=_boundTR;
	boundBR=_boundBR;
	
	printf("trapdoor bounds: %f,%f - %f,%f\n",boundTR.x,boundTR.y,boundBR.x,boundBR.y);
	
	size=_doorSize;

	start();
}

trapdoor::~trapdoor() {}
	
void trapdoor::start(){
	//place trapdoor within bounds
	float u=ofRandom(-0.9,0.9); //(-1 to 1)
	float v=ofRandom(0.05,0.95);
	float mx=ofGetWidth()/2;
	
	float x=mx+((boundTR.x-mx)*u*(1-v))+((boundBR.x-mx)*u*v);
	float y=boundTR.y+((boundBR.y-boundTR.y)*v);
	printf("new trapdoor: %f,%f\n",x,y);
	
	position=ofVec2f(x,y);
	startTime=ofGetElapsedTimef();
	doorAngle=0;
	doorSpeed=0;
}

vector<ofVec2f> trapdoor::getCorners(){
	vector<ofVec2f> corners;
	corners.push_back(ofVec2f(-size.x/2,-size.y/2));
	corners.push_back(ofVec2f(size.x/2,-size.y/2));
	corners.push_back(ofVec2f(size.x/2,size.y/2));
	corners.push_back(ofVec2f(-size.x/2,size.y/2));
	return corners;
}

ofVec2f trapdoor::bounds2UV(ofVec2f point){
	//returns the 0-1 UV coords of a point on the ground plane relative to its bounds.
	float v=(point.y-boundTR.y)/(boundBR.y-boundTR.y);
	float mx=ofGetWidth()/2;
	float u=((point.x-mx)/(((boundTR.x-mx)*(1-v))+((boundBR.x-mx)*v)))+0.5;
	return ofVec2f(u,v);
}
	
void trapdoor::checkUpdate(const vector<ofVec3f>& players) {
	float segTime=(ofGetElapsedTimef()-startTime);
	if (segTime>5) start();
	if (segTime>3) {
		doorSpeed=(doorSpeed+((cos(doorAngle*0.0174532925)/ofGetFrameRate())*50))*0.95;
		doorAngle-=doorSpeed;
	}
}
	
void trapdoor::draw() {
	glEnable(GL_DEPTH_TEST);
	ofSetHexColor(0xffffff);
	bindTexture(texture);
	ofPushMatrix();
		ofRotate(90,-1,0,0);
		ofTranslate(ofVec3f(position.x,0,position.y));
		//ofRotate(180,-1,0,0);
		//for now size =40x40
		ofScale(.1,.1,.1);
		surround.draw();
		ofPushMatrix();
			ofTranslate(90,0,0);
			ofRotate(doorAngle,0,0,-1);
			lid.draw();
		ofPopMatrix();
		ofPushMatrix();
			ofTranslate(-90,0,0);
			ofRotate(180,0,1,0);
			ofRotate(doorAngle,0,0,-1);
			lid.draw();
		ofPopMatrix();
	ofPopMatrix();
	unbindTexture(texture);
	glDisable(GL_DEPTH_TEST);
}