//++++++++++++++++++++++++++++++++++++++++++++
// ENBSeries effect file
// visit http://enbdev.com for updates
// Copyright (c) 2007-2012 Boris Vorontsov
//++++++++++++++++++++++++++++++++++++++++++++

#ifndef POSTPROCESS
 #define POSTPROCESS	3
#endif

//+++++++++++++++++++++++++++++
//internal parameters, can be modified
//+++++++++++++++++++++++++++++
//float3	EColorFilter=float3(1.0, 0.9, 0.9);

//modify these values to tweak various color processing

//POSTPROCESS 3
float	EAdaptationMinV3=0.05;
float	EAdaptationMaxV3=0.05;
float	EToneMappingCurveV3=1.0;
float	EToneMappingOversaturationV3=10.0;

//begin NLA Adaptation
float	AdaptationMinInterior = 0.003;

float	AdaptationMaxInterior = 0.004;

float	AdaptationMinDay = 0.015;

float	AdaptationMaxDay = 0.015;

float	AdaptationMinNight = 0.0;

float	AdaptationMaxNight = 0.03;
//End

//begin NLA Palette
float	PaletteDay = 1.475;

float	PaletteNight = 1.05;

float	PaletteInterior = 1.0;

float	PaletteBrightnessDay = 1.0;

float	PaletteBrightnessNight = 3.0;

float	PaletteBrightnessInterior = 3.0;
//End

//begin NLA Color
float	GammaDay = 1.2;

float	GammaNight = 1.0;

float	GammaInterior = 1.0;

float	DesatRDay = 1.0;

float	DesatRNight = 1.0;

float	DesatRInterior = 1.0;

float	DesatGDay = 1.0;

float	DesatGNight = 1.0;

float	DesatGInterior = 1.0;

float	DesatBDay = 0.9;

float	DesatBNight = 1.0;

float	DesatBInterior = 1.0;
//End

//begin NLA Tonemapping

float	IntensityContrastDay = 1.5;

float	IntensityContrastNight = 1.3;

float	IntensityContrastInterior = 1.3;

float	SaturationDay = 1.0;

float	SaturationNight = 1.0;

float	SaturationInterior = 1.0;

float	ToneMappingCurveDay = 2.0;

float	ToneMappingCurveNight = 2.0;

float	ToneMappingCurveInterior = 1.8;

float	ToneMappingOversaturationDay = 40.0;

float	ToneMappingOversaturationNight = 12.0;

float	ToneMappingOversaturationInterior = 20.0;

//End

//begin NLA Brightness

float	BrightnessDay = 0.22;

float	BrightnessNight = 0.15;

float	BrightnessInterior = 0.22;

float	BrightnessCurveDay = 1.05;

float	BrightnessCurveNight = 1.28;

float	BrightnessCurveInterior = 0.98;

float	BrightnessMultiplierDay = 0.9;

float	BrightnessMultiplierNight = 0.9;

float	BrightnessMultiplierInterior = 0.15;

float	BrightnessToneMappingCurveDay = 0.7;

float	BrightnessToneMappingCurveNight = 0.5;

float	BrightnessToneMappingCurveInterior = 0.15;

//end NLA Brightness



//+++++++++++++++++++++++++++++
//external parameters, do not modify
//+++++++++++++++++++++++++++++
//keyboard controlled temporary variables (in some versions exists in the config file). Press and hold key 1,2,3...8 together with PageUp or PageDown to modify. By default all set to 1.0
float4	tempF1; //0,1,2,3
float4	tempF2; //5,6,7,8
float4	tempF3; //9,0
//x=generic timer in range 0..1, period of 16777216 ms (4.6 hours), w=frame time elapsed (in seconds)
float4	Timer;
//x=Width, y=1/Width, z=ScreenScaleY, w=1/ScreenScaleY
float4	ScreenSize;
//changes in range 0..1, 0 means that night time, 1 - day time
float	ENightDayFactor;
//changes 0 or 1. 0 means that exterior, 1 - interior
float	EInteriorFactor;
//enb version of bloom applied, ignored if original post processing used
float	EBloomAmount;



texture2D texs0;//color oblivion
texture2D texs1;//bloom oblivion
texture2D texs2;//adaptaion oblivion
texture2D texs3;//bloom enb
texture2D texs4;//adaptation enb
texture2D texs7;//palette enb

sampler2D _s0 = sampler_state
{
	Texture   = <texs0>;
	MinFilter = POINT;//
	MagFilter = POINT;//
	MipFilter = NONE;//LINEAR;
	AddressU  = Clamp;
	AddressV  = Clamp;
	SRGBTexture=FALSE;
	MaxMipLevel=0;
	MipMapLodBias=0;
};

sampler2D _s1 = sampler_state
{
	Texture   = <texs1>;
	MinFilter = LINEAR;//
	MagFilter = LINEAR;//
	MipFilter = NONE;//LINEAR;
	AddressU  = Clamp;
	AddressV  = Clamp;
	SRGBTexture=FALSE;
	MaxMipLevel=0;
	MipMapLodBias=0;
};

sampler2D _s2 = sampler_state
{
	Texture   = <texs2>;
	MinFilter = LINEAR;//
	MagFilter = LINEAR;//
	MipFilter = NONE;//LINEAR;
	AddressU  = Clamp;
	AddressV  = Clamp;
	SRGBTexture=FALSE;
	MaxMipLevel=0;
	MipMapLodBias=0;
};

sampler2D _s3 = sampler_state
{
	Texture   = <texs3>;
	MinFilter = LINEAR;//
	MagFilter = LINEAR;//
	MipFilter = NONE;//LINEAR;
	AddressU  = Clamp;
	AddressV  = Clamp;
	SRGBTexture=FALSE;
	MaxMipLevel=0;
	MipMapLodBias=0;
};

sampler2D _s4 = sampler_state
{
	Texture   = <texs4>;
	MinFilter = LINEAR;//
	MagFilter = LINEAR;//
	MipFilter = NONE;//LINEAR;
	AddressU  = Clamp;
	AddressV  = Clamp;
	SRGBTexture=FALSE;
	MaxMipLevel=0;
	MipMapLodBias=0;
};

sampler2D _s7 = sampler_state
{
	Texture   = <texs7>;
	MinFilter = LINEAR;
	MagFilter = LINEAR;
	MipFilter = NONE;
	AddressU  = Clamp;
	AddressV  = Clamp;
	SRGBTexture=FALSE;
	MaxMipLevel=0;
	MipMapLodBias=0;
};

struct VS_OUTPUT_POST
{
	float4 vpos  : POSITION;
	float2 txcoord0 : TEXCOORD0;
};
struct VS_INPUT_POST
{
	float3 pos  : POSITION;
	float2 txcoord0 : TEXCOORD0;
};



//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
VS_OUTPUT_POST VS_Quad(VS_INPUT_POST IN)
{
	VS_OUTPUT_POST OUT;

	OUT.vpos=float4(IN.pos.x,IN.pos.y,IN.pos.z,1.0);

	OUT.txcoord0.xy=IN.txcoord0.xy;

	return OUT;
}



//oblivion shader specific externals, do not modify
float4	_c1 : register(c1);

float4 PS_B8104A59(VS_OUTPUT_POST IN, float2 vPos : VPOS) : COLOR
{
	float4 _oC0=0.0; //output

	float4 r0;
	float4 r1;
	float4 r2;
	float4 r3;
	float4 r4;
	float4 r5;
	float4 r6;
	float4 r7;
	float4 r8;
	float4 r9;
	float4 r10;
	float4 r11;


	float4 _v0=0.0;

	_v0.xy=IN.txcoord0.xy;
	r1=tex2D(_s0, _v0.xy); //color

	//apply bloom
	float4	xcolorbloom=tex2D(_s3, _v0.xy);

	xcolorbloom.xyz=xcolorbloom-r1;
	xcolorbloom.xyz=max(xcolorbloom, 0.0);
	r1.xyz+=xcolorbloom*EBloomAmount;

	r11=r1; //my bypass
	_oC0.xyz=r1.xyz; //for future use without game color corrections


#ifdef APPLYGAMECOLORCORRECTION
	//apply original
//   HDRParam     c1       1
//   Src0         s0       1
//   DestBlend    s1       1
//   AvgLum       s2       1
//s1 - bloom
//s0 - color
	r2=tex2D(_s2, IN.txcoord0.xy);
	r1=tex2D(_s1, IN.txcoord0.xy);
	r0=tex2D(_s0, IN.txcoord0.xy);
	r2.x=dot(r2.xyz, 1.0);
	r0.w=max(r2.x, _c1.x);
	r0.w=1.0/r0.w;
	r1.w=r0.w * 0.5;
	r2.xyz=r1.xyz * r1.w;
	r0.w=r0.w * _c1.x;
	r1.xyz=max(r2.xyz, 0.0);
	r0.xyz=r0.w * r0.xyz + r1.xyz;
	r0.w=1.0;
	_oC0=r0;

#endif //APPLYGAMECOLORCORRECTION



	float4 color=_oC0;


	//adaptation in time
	float4	Adaptation=tex2D(_s4, 0.5);
	float	grayadaptation=max(max(Adaptation.x, Adaptation.y), Adaptation.z);

	GammaDay = tempF1.x;
	GammaNight = tempF1.y;
	AdaptionMinDay = tempF1.z;
	AdaptionMinNight = tempF1.w;
	SaturationDay = tempF2.x;
	SaturationNight = tempF2.y;
	ToneMappingCurveDay = tempF2.z;
	ToneMappingCurveNight = tempF2.w;
	ToneMappingOversaturationDay = tempF3.x;
	ToneMappingOversaturationNight = tempF3.y;

		//begin Paste01
	float fGamma = lerp(GammaNight, GammaDay, ENightDayFactor);
	fGamma = lerp(fGamma, GammaInterior, EInteriorFactor);

	float DesatR = lerp(DesatRNight, DesatRDay, ENightDayFactor);
	DesatR = lerp(DesatR, DesatRInterior, EInteriorFactor);

	float DesatG = lerp(DesatGNight, DesatGDay, ENightDayFactor);
	DesatG = lerp(DesatG, DesatGInterior, EInteriorFactor);

	float DesatB = lerp(DesatBNight, DesatBDay, ENightDayFactor);
	DesatB = lerp(DesatB, DesatBInterior, EInteriorFactor);


	float AdaptationMin = lerp(AdaptationMinNight, AdaptationMinDay, ENightDayFactor);
	AdaptationMin = lerp(AdaptationMin, AdaptationMinInterior, EInteriorFactor);

	float AdaptationMax = lerp(AdaptationMaxNight, AdaptationMaxDay, ENightDayFactor);
	AdaptationMax = lerp(AdaptationMax, AdaptationMaxInterior, EInteriorFactor);


	float Saturation = lerp(SaturationNight, SaturationDay, ENightDayFactor);
	Saturation = lerp(Saturation, SaturationInterior, EInteriorFactor);


	float ToneMappingCurve = lerp(ToneMappingCurveNight, ToneMappingCurveDay, ENightDayFactor);
	ToneMappingCurve = lerp(ToneMappingCurve, ToneMappingCurveInterior, EInteriorFactor);

	float ToneMappingOversaturation = lerp(ToneMappingOversaturationNight, ToneMappingOversaturationDay, ENightDayFactor);
	ToneMappingOversaturation = lerp(ToneMappingOversaturation, ToneMappingOversaturationInterior, EInteriorFactor);


	float IntensityContrast = lerp(IntensityContrastNight, IntensityContrastDay, ENightDayFactor);
	IntensityContrast = lerp(IntensityContrast, IntensityContrastInterior, EInteriorFactor);


	float Brightness = lerp(BrightnessNight, BrightnessDay, ENightDayFactor);
	Brightness = lerp(Brightness, BrightnessInterior, EInteriorFactor);

	float BrightnessCurve = lerp(BrightnessCurveNight, BrightnessCurveDay, ENightDayFactor);
	BrightnessCurve=lerp(BrightnessCurve, BrightnessCurveInterior, EInteriorFactor);

	float BrightnessMultiplier = lerp(BrightnessMultiplierNight, BrightnessMultiplierDay, ENightDayFactor);
	BrightnessMultiplier = lerp(BrightnessMultiplier, BrightnessMultiplierInterior, EInteriorFactor);

	float BrightnessToneMappingCurve = lerp(BrightnessToneMappingCurveNight, BrightnessToneMappingCurveDay, ENightDayFactor);
	BrightnessToneMappingCurve = lerp(BrightnessToneMappingCurve, BrightnessToneMappingCurveInterior, EInteriorFactor);


	float greyscale = dot(color.xyz, float3(0.3, 0.59, 0.11));
	color.r = lerp(greyscale, color.r, DesatR);
	color.g = lerp(greyscale, color.g, DesatG);
	color.b = lerp(greyscale, color.b, DesatB);


	color.xyz = pow(color, fGamma);


	//end Paste01



#if (POSTPROCESS==3)

	grayadaptation = max(grayadaptation, 0.0);
	grayadaptation = min(grayadaptation, 50.0);
	color.xyz = color.xyz / (grayadaptation * AdaptationMax + AdaptationMin);//*tempF1.x


	//begin Paste02

	color.xyz *= Brightness;
	color.xyz += 0.000001;
	float3 xncol = normalize(color.xyz);
	float3 scl = color.xyz / xncol.xyz;
	scl = pow(scl, IntensityContrast);
	xncol.xyz = pow(xncol.xyz, Saturation);
	color.xyz = scl * xncol.xyz;

	float lumamax = ToneMappingOversaturation;
	color.xyz = (color.xyz * (1.0 + color.xyz / lumamax)) / (color.xyz + ToneMappingCurve);

	float Y = dot(color.xyz, float3(0.299, 0.587, 0.114)); //0.299 * R + 0.587 * G + 0.114 * B;
	float U = dot(color.xyz, float3(-0.14713, -0.28886, 0.436)); //-0.14713 * R - 0.28886 * G + 0.436 * B;
	float V = dot(color.xyz, float3(0.615, -0.51499, -0.10001)); //0.615 * R - 0.51499 * G - 0.10001 * B;

	Y = pow(Y, BrightnessCurve);
	Y = Y * BrightnessMultiplier;
	Y = Y / (Y + BrightnessToneMappingCurve);
	float desaturatefact = saturate(Y * Y * Y *1.7);
	U = lerp(U, 0.0, desaturatefact);
	V = lerp(V, 0.0, desaturatefact);
	color.xyz = V * float3(1.13983, -0.58060, 0.0) + U * float3(0.0, -0.39465, 2.03211) + Y;
	//end Paste02


	lumamax = EToneMappingOversaturationV3;
	color.xyz = (color.xyz * (1.0 + color.xyz / lumamax)) / (color.xyz + EToneMappingCurveV3);

#endif

//color.xyz=tex2D(_s0, _v0.xy) + xcolorbloom.xyz*float3(0.7, 0.6, 1.0)*0.5;
//color.xyz=tex2D(_s0, _v0.xy) + xcolorbloom.xyz*float3(0.7, 0.6, 1.0)*0.5;
//color.xyz*=0.7;



	//pallete texture (0.082+ version feature)
#ifdef E_CC_PALETTE

	//begin Paste03

	float fPalette = lerp(PaletteNight, PaletteDay, ENightDayFactor);
	fPalette = lerp(fPalette, PaletteInterior, EInteriorFactor);

	float PaletteBrightness = lerp(PaletteBrightnessNight, PaletteBrightnessDay, ENightDayFactor);
	PaletteBrightness = lerp(PaletteBrightness, PaletteBrightnessInterior, EInteriorFactor);

	color.rgb = saturate(color.rgb);
	float3 brightness = Adaptation.xyz;//tex2D(_s4, 0.5);//adaptation luminance
	brightness = (brightness / (brightness + PaletteBrightness));//new version

	brightness = max(brightness.x, max(brightness.y, brightness.z));//new version
	float3	palette;
	float4	uvsrc=0.0;
	uvsrc.y = brightness.r;
	uvsrc.x = color.r;
	palette.r = tex2Dlod(_s7, uvsrc).r;
	uvsrc.x = color.g;
	uvsrc.y = brightness.g;
	palette.g = tex2Dlod(_s7, uvsrc).g;
	uvsrc.x = color.b;
	uvsrc.y = brightness.b;
	palette.b = tex2Dlod(_s7, uvsrc).b;

	color.rgb = palette.rgb * fPalette;
	//end Paste03
#endif //E_CC_PALETTE


	_oC0.w=1.0;
	_oC0.xyz=color.xyz;
	return _oC0;
}



//switch between vanilla and mine post processing
#ifndef ENB_FLIPTECHNIQUE
technique Shader_B8104A59
#else
technique Shader_ORIGINALPOSTPROCESS
#endif
{
	pass p0
	{
		VertexShader  = compile vs_3_0 VS_Quad();
		PixelShader  = compile ps_3_0 PS_B8104A59();

		ColorWriteEnable=ALPHA|RED|GREEN|BLUE;
		ZEnable=FALSE;
		ZWriteEnable=FALSE;
		CullMode=NONE;
		AlphaTestEnable=FALSE;
		AlphaBlendEnable=FALSE;
		SRGBWRITEENABLE=FALSE;
	}
}



//original shader of post processing
#ifndef ENB_FLIPTECHNIQUE
technique Shader_ORIGINALPOSTPROCESS
#else
technique Shader_B8104A59
#endif
{
	pass p0
	{
		//VertexShader  = compile vs_3_0 VS_Quad();
		VertexShader=
	asm
	{
//   float4 texRatio0;
//   float4 texRatio1;
//
//
// Registers:
//
//   Name         Reg   Size
//   ------------ ----- ----
//   texRatio0    c6       1
//   texRatio1    c7       1

    vs_1_1
    dcl_position v0
    dcl_texcoord v1
//    mad oT0.xy, v1, c6, c6.zwzw
//    mad oT1.xy, v1, c7, c7.zwzw
    mov oT0.xy, v1
    mov oT1.xy, v1
    mov oPos, v0
	};
		PixelShader=
	asm
	{
//   sampler2D AvgLum;
//   sampler2D DestBlend;
//   float4 HDRParam;
//   sampler2D Src0;
//
//
// Registers:
//
//   Name         Reg   Size
//   ------------ ----- ----
//   HDRParam     c1       1
//   Src0         s0       1
//   DestBlend    s1       1
//   AvgLum       s2       1
//s0 - bloom
//s1 - color
    ps_2_x
    def c0, 1, 0.5, 0, 0
    dcl t0.xy
    dcl t1.xy
    dcl_2d s0
    dcl_2d s1
    dcl_2d s2
    texld r2, t0, s2
    texld r1, t0, s0
    texld r0, t1, s1
    dp3 r2.x, r2, c0.x
    max r0.w, r2.x, c1.x
    rcp r0.w, r0.w
    mul r1.w, r0.w, c0.y
    mul r2.xyz, r1, r1.w
    mul r0.w, r0.w, c1.x
    max r1.xyz, r2, c0.z
    mad r0.xyz, r0.w, r0, r1
    mov r0.w, c0.x
    mov oC0, r0
	};
		ColorWriteEnable=ALPHA|RED|GREEN|BLUE;
		ZEnable=FALSE;
		ZWriteEnable=FALSE;
		CullMode=NONE;
		AlphaTestEnable=FALSE;
		AlphaBlendEnable=FALSE;
		SRGBWRITEENABLE=FALSE;
    }
}