Lights.h

#pragma once
#include <DirectXMath.h>

#define LIGHT_TYPE_DIRECTIONAL 0
#define LIGHT_TYPE_POINT 1
#define LIGHT_TYPE_SPOT 2


struct Light
{
	int Type; // Which kind of light? 0, 1 or 2 (see above)
	DirectX::XMFLOAT3 Direction; // Directional and Spot lights need a direction
	float Range; // Point and Spot lights have a max range for attenuation
	DirectX::XMFLOAT3 Position; // Point and Spot lights have a position in space
	float Intensity; // All lights need an intensity
	DirectX::XMFLOAT3 Color; // All lights need a color
	float SpotFalloff; // Spot lights need a value to define their “cone” size
	DirectX::XMFLOAT3 Padding; // Purposefully padding to hit the 16-byte boundary
};