#define MAX_LIGHT 2
#define MAX_CAU_CASTER 2
#define SPOT_ANGLE 2.093
#define SPOT_FALLOFF 1
#define SHADOW_COLOR float4(0.3,0.3,0.3,1.0)
#define SHADOW_BIAS_POINT 0.0001
#define SHADOW_EPSILON_POINT 0.0001

uniform sampler2D colorTexture : register(s0);
uniform sampler2D bumpMap : register(s1);

uniform float4 lightRange1;
uniform float lightPower1;
uniform float4 lightColor1;

uniform float4 lightRange2;
uniform float lightPower2;
uniform float4 lightColor2;

uniform float specularity;
uniform float4 specularColor;
uniform float albedo;

#include "illum.hlsl"

struct PS_IN
{
	float2 texCoord:TEXCOORD0;
	float3 tangent:TEXCOORD1;
	float3 binormal:TEXCOORD2;
	float3 normal:TEXCOORD3;
	float3 V: TEXCOORD4;
	float3 L1: TEXCOORD5;
	float3 L2: TEXCOORD6;
};

float4 FPSArm_PS(PS_IN IN):COLOR
{
	float4 Color = 0;
	float3 N = normalize(IN.normal);//NormalMap(IN.tangent, IN.binormal, IN.normal, IN.texCoord, bumpMap);
	float dist = length(IN.V);
	float3 V = IN.V /dist;
	float3 L1 = IN.L1;
	float3 L2 = IN.L2;
	
	float4 diffuseColor = albedo * tex2D(colorTexture, IN.texCoord);
	
	if(lightPower1 !=0)
	Color = Illumination(N, L1, V, lightColor1 * lightPower1, lightRange1, diffuseColor, specularity, specularColor);
	
	if(lightPower2 !=0)
	Color = Illumination(N, L2, V, lightColor2 * lightPower2, lightRange2, diffuseColor, specularity, specularColor);
	
	float4 ret = Color;
	return float4(ret.xyz, dist);
}