TerrainTest.cpp
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TerrainTest.cpp
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	/*
	* File: RenderTest.cpp
	* Author: sean
	*
	* Created on 17-Aug-2014, 10:55:49
	*/

	#include <stdlib.h>
	#include <iostream>
	#include <echo/Graphics/Renderer.h>
	#include <echo/Graphics/Scene.h>
	#include <echo/Graphics/Light.h>
	#include <echo/Graphics/SceneRenderable.h>
	#include <echo/Graphics/Camera.h>
	#include <echo/Graphics/Viewport.h>
	#include <echo/Graphics/Mesh.h>
	#include <echo/Graphics/MultiRenderer.h>
	#include <echo/Resource/MaterialManager.h>
	#include <echo/Kernel/Kernel.h>
	#include <echo/Application.h>
	#include <echo/FileSystem/FileSystem.h>
	#include <echo/PlatformStub.h>
	#include <echo/Chrono/CountDownTimer.h>
	#include <echo/Graphics/Terrain.h>
	#include <boost/bind.hpp>

	using namespace Echo;

	class Spinner : public Task
	{
	public:
	typedef boost::function<void(f32,f32)> SetFunction;

	Spinner(SetFunction setFunction, f32 magnitudeMultiplier, f32 speedMultiplier, f32 startAngle) :
	mSetFunction(setFunction),
	mAngle(startAngle),
	mSpeedMultiplier(speedMultiplier),
	mMagnitudeMultiplier(magnitudeMultiplier)
	{

	}

	void Update(Seconds lastFrameTime)
	{
	mAngle += static_cast<f32>(lastFrameTime.count()) * mSpeedMultiplier;
	mSetFunction(Maths::Sin(mAngle,false) * mMagnitudeMultiplier,Maths::Cos(mAngle,false) * mMagnitudeMultiplier);
	}
	SetFunction mSetFunction;
	f32 mAngle;
	f32 mSpeedMultiplier;
	f32 mMagnitudeMultiplier;
	};

	class TerrainTest : public Application
	{
	public:
	TerrainTest() : mTimeout(Seconds(30.0),boost::bind(&TaskManager::RemoveAllTasks,this),"RemoveAllTasks")
	{
	GetConfiguration().Set<u32>("resolution.x",800);
	GetConfiguration().Set<u32>("resolution.y",600);
	Initialise("RenderTest");

	GetMaterialManager()->LoadList(GetFileSystem()->Open("data/materials.list"));

	//The first camera will be stationary and tracking a node at the same position as the first entity.
	shared_ptr<Camera> camera = mScene.CreateCamera();
	camera->SetPosition(0,0.5,2);
	camera->SetAutoTracking(true,make_shared<Node>(),Vector3(0,0,0));

	//This spinner moves the camera.
	mSpinner = shared_ptr<Spinner>(new Spinner(boost::bind(&Camera::SetPosition,camera,_1,64,_2),256.f,0.5f,0.f));
	AddTask(*mSpinner);


	shared_ptr<Light> light = mScene.CreateLight();
	light->SetPosition(Vector3(0,25,0));
	light->SetAttenuation(150,1.0,0.1,0);

	mSpinner2 = shared_ptr<Spinner>(new Spinner(boost::bind(&Light::SetPosition,light,_1,32,_2),100.f,-0.5f,0.f));
	AddTask(*mSpinner2);

	GetRenderer()->CreateRenderer(make_shared<Viewport>(0,0,1,1),camera);

	//Add the renderer to the kernel otherwise it won't update which means it wouldn't render.
	AddTask(GetRenderer().get());

	//The demo can be closed using the window or it will timeout automatically.
	AddTask(mTimeout);

	mTerrain = shared_ptr< Terrain >(new Terrain("ATerrain",GetMeshManager(),GetTextureManager()));
	mTerrain->SetTexture("data/Terrain.png");
	mTerrain->SetResolution(Vector3(10,10,0.2));
	mTerrain->UpdateMesh();
	mTerrain->GetMesh()->SetMaterial(GetMaterialManager()->GetResource("LitEcho"));
	mScene.AddRenderable(mTerrain);
	}
	private:
	Scene mScene;
	shared_ptr< Terrain > mTerrain;
	shared_ptr<Spinner> mSpinner;
	shared_ptr<Spinner> mSpinner2;
	CountDownTimer mTimeout;
	};

	shared_ptr<Kernel> EchoInitialise()
	{
	shared_ptr<Application> application = shared_ptr<Application>(new TerrainTest());
	return application;
	}

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