ScissorTest.cpp
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ScissorTest.cpp
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	#include <echo/Application.h>
	#include <echo/Graphics/Scene.h>
	#include <echo/Resource/MaterialManager.h>
	#include <echo/Graphics/MultiRenderer.h>
	#include <echo/Graphics/Viewport.h>
	#include <echo/Graphics/Camera.h>
	#include <echo/Graphics/Renderer.h>
	#include "SpinningCube.h"

	// This include determines the appropriate entry point based on the platform.
	// For most platforms it will include a file that defines main(). Make sure this file
	// is only included once in your project. We recommend keeping this include in main.cpp.
	#include <echo/PlatformStub.h>

	using namespace Echo;

	namespace ScissorTest
	{
	class ScissorTestApplication : public Application
	{
	public:
	ScissorTestApplication(){}

	~ScissorTestApplication(){}

	bool Initialise()
	{
	//Initialise the application from a config file.
	if (!Application::Initialise("ScissorTest", "data/ScissorTest.config"))
	{
	return false;
	}

	// Each camera will be rendered through a viewport. A viewport defines the
	// area of a render target that will be rendered to. These two viewports
	// define the left half and right half of the render target.
	shared_ptr<Viewport> leftViewport(new Viewport(0,0,0.5,1));
	shared_ptr<Viewport> rightViewport(new Viewport(0.5,0,1,1));

	// We'll create two cameras, each looking from different positions at 0,0,0.

	// Camera 1
	shared_ptr<Camera> camera1 = mScene.CreateCamera();

	// Adjust the aspect ratio for the viewport so things don't appear stretched.
	// This method is called by Renderers when rendering but we need to call it now because
	// we need the aspect ratio adjusted for the next method.
	camera1->UpdateAspectForViewport(leftViewport, GetRenderTarget());

	// Horizontal view takes up 10 units looking at 0,0,0 from 0,0,1
	camera1->CalculateAndSetDistanceForXFOV(10,Vector3(0,0,0),Vector3(0,0,1));

	// Camera 2
	shared_ptr<Camera> camera2 = mScene.CreateCamera();
	camera2->UpdateAspectForViewport(rightViewport, GetRenderTarget());

	// Vertical view takes up 50 units at looking at 0,0,0 from 0,0,-1
	camera2->CalculateAndSetDistanceForYFOV(50,Vector3(0,0,0),Vector3(0,0,-1));

	GetRenderer()->CreateRenderer(leftViewport, camera1);
	shared_ptr<Renderer> rightRenderer = GetRenderer()->CreateRenderer(rightViewport, camera2);

	shared_ptr<Tests::SpinningCube> spinningCube(new Tests::SpinningCube(0.1f));
	spinningCube->GetMesh()->SetMaterial(GetMaterialManager()->GetResource("MultiStageEcho"));

	mScene.AddRenderable(spinningCube);
	mScene.AddTask(*spinningCube);
	AddTask(mScene);

	GetRenderer()->SetScissorBox(Viewport::Rectangle(0.25f,0.25f,0.75f,0.75f));
	GetRenderer()->SetScissor(true);

	AddTask(GetRenderer().get());
	return true;
	}

	Scene mScene;
	};
	}

	using namespace ScissorTest;

	shared_ptr<Kernel> EchoInitialise()
	{
	// Create an instance of ResourceReloadTest, initialise it and return.
	shared_ptr<ScissorTestApplication> application(new ScissorTestApplication());
	if (application->Initialise())
	{
	return application;
	}
	// Failure to initialise an Application object will occur if the target platform has an incomplete configuration.
	return shared_ptr<Kernel>();
	}

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