#ifndef FLOORPLANRENDERER_H
#define FLOORPLANRENDERER_H

#include <unordered_set>
#include <Indoor/navMesh/NavMesh.h>
#include <Indoor/navMesh/NavMeshTriangle.h>
#include <Indoor/navMesh/NavMeshType.h>

#include <QPainter>
#include <QOpenGLWidget>
#include <QOpenGLFunctions>

#include "../misc/Renderable3D.h"
#include "../misc/Shader.h"
#include "../misc/TriangleData.h"

#include <Indoor/wifi/estimate/ray3/ModelFactory.h>

#include "RenderTriangle.h"

class FloorplanRenderer {

public:

	/** ctor */
	FloorplanRenderer()  {
		;
	}

	/** render the given grid using GL commands */
	void renderSolid(const RenderSettings& rs, const RenderTriangle& rt, bool wireframe) {

		rs.shader->bind();
		rs.shader->setModelMatrix(QMatrix4x4());

		rs.shader->setVertices(rt.getVertices());
		rs.shader->setNormals(rt.getNormals());
		rs.shader->setVertexColor(rt.getRGBA());
        rs.funcs->glDrawArrays(GL_TRIANGLES, 0, rt.count());
		rs.shader->unsetVertices();
		rs.shader->unsetNormals();
		rs.shader->unsetVertexColor();

		if (wireframe) {
			RenderTriangle rt2 = rt.toWireframe(false);
			rs.shader->setColor(0,0,0,128);
			rs.shader->setVertices(rt2.getVertices());
			//rs.shader->setVertexColor(rt2.getRGBA());
            rs.funcs->glDrawArrays(GL_LINES, 0, rt2.count());
			rs.shader->unsetVertices();
			//rs.shader->unsetVertexColor();
		}
		rs.shader->release();

	}

	/** render the given grid using GL commands */
	void renderTransp(const RenderSettings& rs, const RenderTriangle& rt, bool wireframe) {

        rs.funcs->glEnable(GL_BLEND);
        rs.funcs->glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);

		rs.shader->bind();
		rs.shader->setModelMatrix(QMatrix4x4());

		rs.shader->setVertices(rt.getVertices());
		rs.shader->setNormals(rt.getNormals());
		rs.shader->setVertexColor(rt.getRGBA());
        rs.funcs->glDrawArrays(GL_TRIANGLES, 0, rt.count());
		rs.shader->unsetVertices();
		rs.shader->unsetNormals();
		rs.shader->unsetVertexColor();

		if (wireframe) {
			RenderTriangle rt2 = rt.toWireframe(false);
			rs.shader->setColor(0,0,0,128);
			rs.shader->setVertices(rt2.getVertices());
			//rs.shader->setVertexColor(rt2.getRGBA());
            rs.funcs->glDrawArrays(GL_LINES, 0, rt2.count());
			rs.shader->unsetVertices();
			//rs.shader->unsetVertexColor();
		}

		rs.shader->release();

        rs.funcs->glDisable(GL_BLEND);

	}

};

#endif // FLOORPLANRENDERER_H