/*
	enbeffectpostpass.fx : MariENB3 extra shader.
	(C)2016-2020 Marisa Kirisame, UnSX Team.
	Part of MariENB3, the personal ENB of Marisa for Fallout 4.
	Released under the GNU GPLv3 (or later).
*/
#include "menbglobaldefs.fx"

#ifdef WITH_SMAA
/* new SMAA filter */
string str_smaa = "SMAA";
bool smaaenable
<
	string UIName = "Enable SMAA";
	string UIWidget = "Checkbox";
> = {false};
int smaadebug
<
	string UIName = "SMAA Debugging";
	string UIWidget = "Spinner";
	int UIMin = 0;
	int UIMax = 2;
> = {0};
#endif
/* Depth-cutting chroma key */
string str_mask = "Depth Chroma Key";
bool maskenable
<
	string UIName = "Enable Chroma Key";
	string UIWidget = "Checkbox";
> = {false};
float3 mask
<
	string UIName = "Chroma Key Red";
	string UIWidget = "Color";
> = {0.0,1.0,0.0};
float maskd
<
	string UIName = "Chroma Key Depth";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
	float UIMax = 1.0;
> = {0.5};
/* tilting */
float masktiltxcenter
<
	string UIName = "Chroma Key Depth Horizontal Tilt Center";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
	float UIMax = 1.0;
> = {0.5};
float masktiltycenter
<
	string UIName = "Chroma Key Depth Vertical Tilt Center";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
	float UIMax = 1.0;
> = {0.5};
float masktiltx
<
	string UIName = "Chroma Key Depth Horizontal Tilt";
	string UIWidget = "Spinner";
> = {0.0};
float masktilty
<
	string UIName = "Chroma Key Depth Vertical Tilt";
	string UIWidget = "Spinner";
> = {0.0};
/* luma sharpen because of reasons */
string str_lsharp = "Luma Sharpen";
bool lsharpenable
<
	string UIName = "Luma Sharpen Enable";
	string UIWidget = "Checkbox";
> = {false};
float lsharpradius
<
	string UIName = "Luma Sharpen Radius";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {0.8};
float lsharpclamp
<
	string UIName = "Luma Sharpen Clamp";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {0.02};
float lsharpblend
<
	string UIName = "Luma Sharpen Blending";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {1.2};
/* very cinematic black bars */
string str_box = "Black Bars";
bool boxenable
<
	string UIName = "Enable Black Bars";
	string UIWidget = "Checkbox";
> = {false};
float boxh
<
	string UIName = "Box Horizontal Ratio";
	string UIWidget = "Spinner";
	float UIMin = 1.0;
> = {2.39};
float boxv
<
	string UIName = "Box Vertical Ratio";
	string UIWidget = "Spinner";
	float UIMin = 1.0;
> = {1.0};
/* vignette */
string str_vignette = "Vignette with border blur";
bool vigenable
<
	string UIName = "Enable Vignette";
	string UIWidget = "Checkbox";
> = {false};
bool bblurenable
<
	string UIName = "Enable Border Blur";
	string UIWidget = "Checkbox";
> = {false};
/* 0 = circle, 1 = box, 2 = texture */
int vigshape
<
	string UIName = "Vignette Shape";
	string UIWidget = "Spinner";
	int UIMin = 0;
	int UIMax = 2;
> = {0};
/* 0 = overwrite, 1 = add, 2 = multiply */
int vigmode
<
	string UIName = "Vignette Blending Mode";
	string UIWidget = "Spinner";
	int UIMin = 0;
	int UIMax = 2;
> = {0};
float vigpow
<
	string UIName = "Vignette Contrast";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {1.0};
float vigmul
<
	string UIName = "Vignette Intensity";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {1.0};
float vigbump
<
	string UIName = "Vignette Shift";
	string UIWidget = "Spinner";
> = {0.0};
float3 vigcolor
<
	string UIName = "Vignette Color";
	string UIWidget = "Vector";
> = {0.0,0.0,0.0};
float bblurpow
<
	string UIName = "Border Blur Contrast";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {1.0};
float bblurmul
<
	string UIName = "Border Blur Intensity";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {1.0};
float bblurbump
<
	string UIName = "Border Blur Shift";
	string UIWidget = "Spinner";
> = {0.0};
float bblurradius
<
	string UIName = "Border Blur Radius";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {1.0};
/* colour matrix */
string str_cmat = "Color Matrix";
bool cmatenable
<
	string UIName = "Enable Color Matrix";
	string UIWidget = "Checkbox";
> = {false};
float cmat_rr
<
	string UIName = "Color Matrix Red Red";
	string UIWidget = "Spinner";
> = {1.0};
float cmat_rg
<
	string UIName = "Color Matrix Red Green";
	string UIWidget = "Spinner";
> = {0.0};
float cmat_rb
<
	string UIName = "Color Matrix Red Blue";
	string UIWidget = "Spinner";
> = {0.0};
float cmat_gr
<
	string UIName = "Color Matrix Green Red";
	string UIWidget = "Spinner";
> = {0.0};
float cmat_gg
<
	string UIName = "Color Matrix Green Green";
	string UIWidget = "Spinner";
> = {1.0};
float cmat_gb
<
	string UIName = "Color Matrix Green Blue";
	string UIWidget = "Spinner";
> = {0.0};
float cmat_br
<
	string UIName = "Color Matrix Blue Red";
	string UIWidget = "Spinner";
> = {0.0};
float cmat_bg
<
	string UIName = "Color Matrix Blue Green";
	string UIWidget = "Spinner";
> = {0.0};
float cmat_bb
<
	string UIName = "Color Matrix Blue Blue";
	string UIWidget = "Spinner";
> = {1.0};
bool cmatnormalize
<
	string UIName = "Normalize Matrix";
	string UIWidget = "Checkbox";
> = {false};
/* hue-saturation */
string str_hs = "Hue-Saturation";
bool hsenable
<
	string UIName = "Enable Hue-Saturation";
	string UIWidget = "Checkbox";
> = {false};
float hsover
<
	string UIName = "Overlap";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
	float UIMax = 0.5;
> = {0.0};
float hshue_a
<
	string UIName = "Global Hue";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hssat_a
<
	string UIName = "Global Saturation";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hsval_a
<
	string UIName = "Global Value";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hshue_r
<
	string UIName = "Red Hue";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hssat_r
<
	string UIName = "Red Saturation";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hsval_r
<
	string UIName = "Red Value";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hshue_y
<
	string UIName = "Yellow Hue";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hssat_y
<
	string UIName = "Yellow Saturation";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hsval_y
<
	string UIName = "Yellow Value";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hshue_g
<
	string UIName = "Green Hue";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hssat_g
<
	string UIName = "Green Saturation";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hsval_g
<
	string UIName = "Green Value";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hshue_c
<
	string UIName = "Cyan Hue";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hssat_c
<
	string UIName = "Cyan Saturation";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hsval_c
<
	string UIName = "Cyan Value";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hshue_b
<
	string UIName = "Blue Hue";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hssat_b
<
	string UIName = "Blue Saturation";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hsval_b
<
	string UIName = "Blue Value";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hshue_m
<
	string UIName = "Magenta Hue";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hssat_m
<
	string UIName = "Magenta Saturation";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
float hsval_m
<
	string UIName = "Magenta Value";
	string UIWidget = "Spinner";
	float UIMin = -1.0;
	float UIMax = 1.0;
> = {0.0};
/* retrofx */
string str_b = "RetroFX";
bool benable
<
	string UIName = "Enable RetroFX";
	string UIWidget = "Checkbox";
> = {false};
float bresx
<
	string UIName = "RetroFX Emulted Width";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {0.0};
float bresy
<
	string UIName = "RetroFX Emulted Height";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {0.0};
float bsaturation
<
	string UIName = "RetroFX Saturation Modifier";
	string UIWidget = "Spinner";
> = {1.0};
float bgamma
<
	string UIName = "RetroFX Contrast Modifier";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {1.0};
float bdbump_r
<
	string UIName = "RetroFX Dither Offset Red";
	string UIWidget = "Spinner";
> = {0.0};
float bdbump_g
<
	string UIName = "RetroFX Dither Offset Green";
	string UIWidget = "Spinner";
> = {0.0};
float bdbump_b
<
	string UIName = "RetroFX Dither Offset Blue";
	string UIWidget = "Spinner";
> = {0.0};
float bdmult_r
<
	string UIName = "RetroFX Dither Range Red";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {0.0};
float bdmult_g
<
	string UIName = "RetroFX Dither Range Green";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {0.0};
float bdmult_b
<
	string UIName = "RetroFX Dither Range Blue";
	string UIWidget = "Spinner";
	float UIMin = 0.0;
> = {0.0};
int bpal
<
	string UIName = "RetroFX Palette";
	string UIWidget = "Spinner";
	int UIMin = 0;
	int UIMax = 63;
> = {0};
/* needed so people know which palette is which because this stupid thing has no combo widget like Reshade */
bool bpaldebug
<
	string UIName = "RetroFX Display Palette Label";
	string UIWidget = "Checkbox";
> = {false};
bool mwatermark
<
	string UIName = "Show MariENB Watermark";
	string UIWidget = "Checkbox";
> = {false};

/* gaussian blur matrices */
/* radius: 4, std dev: 1.5 */
static const float gauss4[4] =
{
	0.270682, 0.216745, 0.111281, 0.036633
};

float4 ScreenSize;
Texture2D TextureOriginal;
Texture2D TextureColor;
Texture2D TextureDepth;
Texture2D TextureVignette
<
#ifdef VIGNETTE_DDS
	string ResourceName = "menbvignette.dds";
#else
	string ResourceName = "menbvignette.png";
#endif
>;
Texture2D TextureLogo
<
	string ResourceName = "menblogo.png";
>;
Texture2D TexturePAL
<
	string ResourceName = "menbpal.png";
>;
Texture2D TexturePALNames
<
	string ResourceName = "menbpaltext.png";
>;
Texture2D TextureDither
<
	string ResourceName = "menbdither.png";
>;
SamplerState Sampler
{
	Filter = MIN_MAG_MIP_LINEAR;
	AddressU = Clamp;
	AddressV = Clamp;
	MaxLOD = 0;
};
SamplerState SamplerB
{
	Filter = MIN_MAG_MIP_LINEAR;
	AddressU = Border;
	AddressV = Border;
	MaxLOD = 0;
};
SamplerState SamplerN
{
	Filter = MIN_MAG_MIP_POINT;
	AddressU = Wrap;
	AddressV = Wrap;
	MaxLOD = 0;
};

struct VS_INPUT_POST
{
	float3 pos : POSITION;
	float2 txcoord : TEXCOORD0;
};
struct VS_OUTPUT_POST
{
	float4 pos : SV_POSITION;
	float2 txcoord : TEXCOORD0;
};

VS_OUTPUT_POST VS_PostProcess(VS_INPUT_POST IN)
{
	VS_OUTPUT_POST OUT;
	OUT.pos = float4(IN.pos.x,IN.pos.y,IN.pos.z,1.0);
	OUT.txcoord.xy = IN.txcoord.xy;
	return OUT;
}

/* helpers */
/* photometric */
#define luminance(x) dot(x,float3(0.2126,0.7152,0.0722))
/* CCIR601 */
//#define luminance(x) dot(x,float3(0.299,0.587,0.114))
float3 rgb2hsv( float3 c )
{
	float4 K = float4(0.0,-1.0/3.0,2.0/3.0,-1.0);
	float4 p = (c.g<c.b)?float4(c.bg,K.wz):float4(c.gb,K.xy);
	float4 q = (c.r<p.x)?float4(p.xyw,c.r):float4(c.r,p.yzx);
	float d = q.x-min(q.w,q.y);
	float e = 1.0e-10;
	return float3(abs(q.z+(q.w-q.y)/(6.0*d+e)),d/(q.x+e),q.x);
}
float3 hsv2rgb( float3 c )
{
	float4 K = float4(1.0,2.0/3.0,1.0/3.0,3.0);
	float3 p = abs(frac(c.x+K.xyz)*6.0-K.w);
	return c.z*lerp(K.x,saturate(p-K.x),c.y);
}

float4 PS_ChromaKey( VS_OUTPUT_POST IN, float4 v0 : SV_Position0 ) : SV_Target
{
	float2 coord = IN.txcoord.xy;
	float4 res = TextureColor.Sample(Sampler,coord);
	if ( !maskenable ) return res;
	float msd = maskd;
	msd = maskd+0.01*masktiltx*(masktiltxcenter-coord.x)
		+0.01*masktilty*(masktiltycenter-coord.y);
	if ( TextureDepth.Sample(Sampler,coord).x > msd )
		return float4(mask.r,mask.g,mask.b,1.0);
	return res;
}

/* That "luma sharpen" thingy, added just because someone might want it */
float4 PS_LumaSharp( VS_OUTPUT_POST IN, float4 v0 : SV_Position0 ) : SV_Target
{
	float2 coord = IN.txcoord.xy;
	float4 res = TextureColor.Sample(Sampler,coord);
	if ( !lsharpenable ) return res;
	float2 bresl = float2(ScreenSize.x,ScreenSize.x*ScreenSize.w);
	float2 bof = float2(1.0/bresl.x,1.0/bresl.y)*lsharpradius;
	float4 crawling = TextureColor.Sample(Sampler,coord+float2(0,-1)*bof);
	crawling += TextureColor.Sample(Sampler,coord+float2(-1,0)*bof);
	crawling += TextureColor.Sample(Sampler,coord+float2(1,0)*bof);
	crawling += TextureColor.Sample(Sampler,coord+float2(0,1)*bof);
	crawling *= 0.25;
	float4 inmyskin = res-crawling;
	float thesewounds = luminance(inmyskin.rgb);
	thesewounds = clamp(thesewounds,-lsharpclamp*0.01,lsharpclamp*0.01);
	float4 theywillnotheal = res+thesewounds*lsharpblend;
	return theywillnotheal;
}

/* vignette filtering */
float4 PS_Vignette( VS_OUTPUT_POST IN, float4 v0 : SV_Position0 ) : SV_Target
{
	float2 coord = IN.txcoord.xy;
	float4 res = TextureColor.Sample(Sampler,coord);
	float4 vigdata = float4(0,0,0,0);
	if ( vigshape == 0 )
	{
		/* circular vignette */
		float2 uv = ((coord-0.5)*float2(1.0,ScreenSize.w))*2.0;
		vigdata.a = dot(uv,uv);
		vigdata.a = clamp(pow(vigdata.a,vigpow)*vigmul+vigbump,
			0.0,1.0);
		vigdata.rgb = vigcolor;
	}
	else if ( vigshape == 1 )
	{
		/* box vignette */
		float2 uv = coord.xy*(1.0-coord.yx)*4.0;
		vigdata.a = 1.0-(uv.x*uv.y);
		vigdata.a = clamp(pow(max(vigdata.a,0.0),vigpow)*vigmul+vigbump,
			0.0,1.0);
		vigdata.rgb = vigcolor;
	}
	else
	{
		/* textured vignette (rgb = color, alpha = blend) */
		vigdata = TextureVignette.Sample(Sampler,coord);
	}
	/* apply blur */
	if ( bblurenable )
	{
		float2 bresl = float2(ScreenSize.x,ScreenSize.x*ScreenSize.w);
		float bfact = clamp(pow(max(vigdata.a,0.0),bblurpow)*bblurmul
			+bblurbump,0.0,1.0);
		float2 bof = (1.0/bresl)*bblurradius*bfact;
		res.rgb *= 0;
		int i,j;
		[unroll] for ( i=-3; i<4; i++ ) [unroll] for ( j=-3; j<4; j++ )
			res.rgb += gauss4[abs(i)]*gauss4[abs(j)]
				*TextureColor.Sample(Sampler,coord
				+float2(i,j)*bof).rgb;
	}
	/* apply color */
	if ( vigenable )
	{
		float3 outcol;
		if ( vigmode == 0 )
			outcol = vigdata.rgb;
		else if ( vigmode == 1 )
			outcol = res.rgb+vigdata.rgb;
		else if ( vigmode == 2 )
			outcol = res.rgb*vigdata.rgb;
		res.rgb = lerp(res.rgb,outcol,vigdata.a);
	}
	return clamp(res,0.0,1.0);
}

/* Colour matrix */
float3 ColorMatrix( float3 res )
{
	float3x3 cmat = float3x3(cmat_rr,cmat_rg,cmat_rb,
		cmat_gr,cmat_gg,cmat_gb,
		cmat_br,cmat_bg,cmat_bb);
	res = mul(res,cmat);
	if ( cmatnormalize )
	{
		float cmscale = (cmat._11+cmat._12+cmat._13+cmat._21
			+cmat._22+cmat._23+cmat._31+cmat._32+cmat._33)/3.0;
		res /= cmscale;
	}
	return res;
}

/* Hue-Saturation filter from GIMP */
float hs_hue_overlap( float hue_p, float hue_s, float res )
{
	float v = hue_p+hue_s;
	res += (hshue_a+v)/2.0;
	return res%1.0;
}
float hs_hue( float hue, float res )
{
	res += (hshue_a+hue)/2.0;
	return res%1.0;
}
float hs_sat( float sat, float res )
{
	float v = hssat_a+sat;
	res *= v+1.0;
	return clamp(res,0.0,1.0);
}
float hs_val( float val, float res )
{
	float v = (hsval_a+val)/2.0;
	if ( v < 0.0 ) return res*(v+1.0);
	return res+(v*(1.0-res));
}
float3 HueSaturation( float3 res )
{
	float3 hsv = rgb2hsv(res);
	float ch = hsv.x*6.0;
	int ph = 0, sh = 0;
	float pv = 0.0, sv = 0.0;
	bool usesh = false;
	float hues[6] = {hshue_r,hshue_y,hshue_g,hshue_c,hshue_b,hshue_m};
	float sats[6] = {hssat_r,hssat_y,hssat_g,hssat_c,hssat_b,hssat_m};
	float vals[6] = {hsval_r,hsval_y,hsval_g,hsval_c,hsval_b,hsval_m};
	float v;
	[loop] for ( float h=0.0; h<7.0; h+=1.0 )
	{
		float ht = h+0.5;
		if ( ch < ht+hsover )
		{
			ph = floor(h);
			if ( (hsover > 0.0) && (ch > ht-hsover) )
			{
				usesh = true;
				sh = ph+1;
				sv = (ch-ht+hsover)/(2.0*hsover);
				pv = 1.0-sv;
			}
			else usesh = false;
			break;
		}
	}
	if ( ph >= 6 )
	{
		ph = 0;
		usesh = false;
	}
	if ( sh >= 6 ) sh = 0;
	if ( usesh )
	{
		hsv.x = hs_hue_overlap(hues[ph]*pv,hues[sh]*sv,hsv.x);
		hsv.y = hs_sat(sats[ph],hsv.y)*pv+hs_sat(sats[sh],hsv.y)*sv;
		hsv.z = hs_val(vals[ph],hsv.z)*pv+hs_val(vals[sh],hsv.z)*sv;
	}
	else
	{
		hsv.x = hs_hue(hues[ph],hsv.x);
		hsv.y = hs_sat(sats[ph],hsv.y);
		hsv.z = hs_val(vals[ph],hsv.z);
	}
	return hsv2rgb(hsv);
}

/* Colour Balance filter from GIMP */

/* Additional filters that don't fit in enbeffect */
float4 PS_Append( VS_OUTPUT_POST IN, float4 v0 : SV_Position0 ) : SV_Target
{
	float2 coord = IN.txcoord.xy;
	float4 res = TextureColor.Sample(Sampler,coord);
	if ( cmatenable ) res.rgb = ColorMatrix(res.rgb);
	if ( hsenable ) res.rgb = HueSaturation(res.rgb);
	res.rgb = max(res.rgb,0.0);
	res.a = 1.0;
	return res;
}

/* ultimate super-cinematic immersive black bars */
float4 PS_Cinematic( VS_OUTPUT_POST IN, float4 v0 : SV_Position0 ) : SV_Target
{
	float2 coord = IN.txcoord.xy;
	float4 res = TextureColor.Sample(Sampler,coord);
	if ( !boxenable ) return res;
	float2 bresl = float2(ScreenSize.x,ScreenSize.x*ScreenSize.w);
	float sar = bresl.x/bresl.y;
	float tar = boxh/boxv;
	float2 box = (sar<tar)?float2(0.0,(bresl.y-(bresl.x/tar))*0.5)
		:float2((bresl.x-(bresl.y*tar))*0.5,0.0);
	box /= bresl;
	/* this is some kind of advanced black magic I can't understand */
	float2 test = saturate((coord*coord-coord)-(box*box-box));
	if ( -test.x != test.y ) res *= 0.0;
	return res;
}

/* RetroFX */
float4 ReducePrepass( in float4 col, in float2 coord )
{
	float3 hsv = rgb2hsv(col.rgb);
	hsv.y = clamp(hsv.y*bsaturation,0.0,1.0);
	hsv.z = pow(max(hsv.z,0.0),bgamma);
	col.rgb = hsv2rgb(saturate(hsv));
	col.rgb += float3(bdbump_r,bdbump_g,bdbump_b)
		+TextureDither.Sample(SamplerN,coord/8.0).x
		*float3(bdmult_r,bdmult_g,bdmult_b);
	col.rgb = saturate(col.rgb);
	return col;
}

float4 ReducePAL( in float4 color, in float2 coord )
{
	float4 dac = clamp(ReducePrepass(color,coord),0.0,63.0/64.0);
	float2 lc = float2((dac.r+bpal)/64.0,dac.g/64.0+floor(dac.b*64.0)/64.0);
	return TexturePAL.Sample(SamplerN,lc);
}

float4 PS_RetroRockets( VS_OUTPUT_POST IN, float4 v0 : SV_Position0 )
	: SV_Target
{
	float2 coord = IN.txcoord.xy;
	float4 res = TextureColor.Sample(Sampler,coord);
	if ( !benable ) return res;
	float2 rresl = float2(ScreenSize.x,ScreenSize.x*ScreenSize.w);
	float2 bresl = rresl;
	if ( (bresx <= 0.0) || (bresy <= 0.0) ) bresl = rresl;
	else
	{
		if ( bresx <= 1.0 ) bresl.x = rresl.x*bresx;
		else bresl.x = bresx;
		if ( bresy <= 1.0 ) bresl.y = rresl.y*bresy;
		else bresl.y = bresy;
	}
	float2 sresl = rresl/bresl;
	float2 ncoord = coord;
	ncoord = floor(ncoord*bresl)/bresl;
	if ( (bresx <= 0.0) || (bresy <= 0.0) ) ncoord = coord;
	res = TextureColor.Sample(Sampler,ncoord);
	res = ReducePAL(res,(coord*rresl)/sresl);
	res.a = 1.0;
	if ( !bpaldebug ) return res;
	float2 scl = rresl/float2(256,1024);
	float2 ocrd = (coord*scl)*.25;
	if ( (ocrd.x < 1.0) && (ocrd.y < 1.0/64.0) )
	{
		float4 label = TexturePALNames.Sample(SamplerN,ocrd+float2(0.0,bpal/64.0));
		res.rgb = lerp(res.rgb,label.rgb,label.a);
	}
	return res;
}

/* Logo */
float4 PS_Watermark( VS_OUTPUT_POST IN, float4 v0 : SV_Position0 ) : SV_Target
{
	float2 coord = IN.txcoord.xy;
	float4 res = TextureColor.Sample(Sampler,coord);
	if ( !mwatermark ) return res;
	float2 wscale;
	wscale.x = 2.0;
	wscale.y = 4.0*ScreenSize.w;
	float4 logo = TextureLogo.Sample(Sampler,coord*wscale-float2(0.49,0.51)*wscale);
	res.rgb = lerp(res.rgb,logo.rgb,logo.a);
	return res;
}

#ifdef WITH_SMAA
/* begin SMAA integration code */

Texture2D RenderTargetRGBA32;	// for edges
Texture2D RenderTargetRGBA64;	// for blend
Texture2D TextureArea
<
	string ResourceName = "SMAA/AreaTex.dds";
>;
Texture2D TextureSearch
<
	string ResourceName = "SMAA/SearchTex.dds";
>;

#define SMAA_RT_METRICS float4(1.0/ScreenSize.x,1.0/(ScreenSize.x*ScreenSize.w),ScreenSize.x,ScreenSize.x*ScreenSize.w)
#define SMAA_HLSL_4_1

#include "SMAA/SMAA.fxh"

DepthStencilState DisableDepthReplaceStencil
{
	DepthEnable = FALSE;
	StencilEnable = TRUE;
	FrontFaceStencilPass = REPLACE;
};
DepthStencilState DisableDepthUseStencil
{
	DepthEnable = FALSE;
	StencilEnable = TRUE;
	FrontFaceStencilFunc = EQUAL;
};
BlendState NoBlending
{
	AlphaToCoverageEnable = FALSE;
	BlendEnable[0] = FALSE;
};

VS_OUTPUT_POST SMAAEdgeDetectionWrapVS( VS_INPUT_POST IN,
	out float4 offset[3] : TEXCOORD1 )
{
	VS_OUTPUT_POST OUT = VS_PostProcess(IN);
	if ( smaaenable ) SMAAEdgeDetectionVS(IN.txcoord.xy,offset);
	return OUT;
}
VS_OUTPUT_POST SMAABlendingWeightCalculationWrapVS( VS_INPUT_POST IN,
	out float2 pixcoord : TEXCOORD1, out float4 offset[3] : TEXCOORD2 )
{
	VS_OUTPUT_POST OUT = VS_PostProcess(IN);
	if ( smaaenable )
		SMAABlendingWeightCalculationVS(IN.txcoord.xy,pixcoord,offset);
	return OUT;
}
VS_OUTPUT_POST SMAANeighborhoodBlendingWrapVS( VS_INPUT_POST IN,
	out float4 offset : TEXCOORD1 )
{
	VS_OUTPUT_POST OUT = VS_PostProcess(IN);
	if ( smaaenable ) SMAANeighborhoodBlendingVS(IN.txcoord.xy,offset);
	return OUT;
}

float4 SMAAEdgeDetectionWrapPS( VS_OUTPUT_POST IN,
	float4 offset[3] : TEXCOORD1 ) : SV_Target
{
	if ( !smaaenable ) return float4(0.0,0.0,0.0,1.0);
	float2 coord = IN.txcoord.xy;
	float2 edges;
	//edges = SMAADepthEdgeDetectionPS(coord,offset,TextureDepth);
	//edges = SMAALumaEdgeDetectionPS(coord,offset,TextureColor);
	edges = SMAAColorEdgeDetectionPS(coord,offset,TextureColor);
	return float4(edges,0.0,1.0);
}
float4 SMAABlendingWeightCalculationWrapPS( VS_OUTPUT_POST IN,
	float2 pixcoord : TEXCOORD1, float4 offset[3] : TEXCOORD2 ) : SV_Target
{
	if ( !smaaenable ) return float4(0.0,0.0,0.0,1.0);
	return SMAABlendingWeightCalculationPS(IN.txcoord.xy,pixcoord,offset,
		RenderTargetRGBA32,TextureArea,TextureSearch,0.0);
}
float4 SMAANeighborhoodBlendingWrapPS( VS_OUTPUT_POST IN,
	float4 offset : TEXCOORD1 ) : SV_Target
{
	float2 coord = IN.txcoord.xy;
	float4 res;
	if ( !smaaenable ) res = TextureColor.Sample(Sampler,coord);
	else res = SMAANeighborhoodBlendingPS(coord,offset,TextureColor,
		RenderTargetRGBA64);
	float3 RGB = res.rgb*(res.rgb*(res.rgb*0.305306011+0.682171111)
		+0.012522878);
	res.rgb = RGB;
	res.a = 1.0;
	if ( smaadebug == 1 ) return RenderTargetRGBA32.Sample(Sampler,coord);
	if ( smaadebug == 2 ) return RenderTargetRGBA64.Sample(Sampler,coord);
	return res;
}
float4 PS_ToSRGB( VS_OUTPUT_POST IN ) : SV_Target
{
	float4 res = TextureColor.Sample(Sampler,IN.txcoord.xy);
	float3 S1 = sqrt(res.rgb);
	float3 S2 = sqrt(S1);
	float3 S3 = sqrt(S2);
	float3 sRGB = 0.662002687*S1+0.684122060*S2-0.323583601*S3
		-0.0225411470*res.rgb;
	res.rgb = sRGB;
	return res;
}

/* end SMAA integration code */

technique11 ExtraFilters <string UIName="MariENB";>
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_Append()));
	}
}
technique11 ExtraFilters1 <string RenderTarget="RenderTargetRGBA32";>
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,SMAAEdgeDetectionWrapVS()));
		SetPixelShader(CompileShader(ps_5_0,SMAAEdgeDetectionWrapPS()));
		SetDepthStencilState(DisableDepthReplaceStencil,1);
		SetBlendState(NoBlending,float4(0.0,0.0,0.0,0.0),0xFFFFFFFF);
	}
}
technique11 ExtraFilters2 <string RenderTarget="RenderTargetRGBA64";>
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,SMAABlendingWeightCalculationWrapVS()));
		SetPixelShader(CompileShader(ps_5_0,SMAABlendingWeightCalculationWrapPS()));
		SetDepthStencilState(DisableDepthUseStencil,1);
		SetBlendState(NoBlending, float4(0.0,0.0,0.0,0.0),0xFFFFFFFF);
	}
}
technique11 ExtraFilters3
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_ToSRGB()));
	}
}
technique11 ExtraFilters4
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,SMAANeighborhoodBlendingWrapVS()));
		SetPixelShader(CompileShader(ps_5_0,SMAANeighborhoodBlendingWrapPS()));
	}
}
technique11 ExtraFilters5
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_LumaSharp()));
	}
}
technique11 ExtraFilters6
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_ChromaKey()));
	}
}
technique11 ExtraFilters7
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_Vignette()));
	}
}
technique11 ExtraFilters8
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_Cinematic()));
	}
}
technique11 ExtraFilters9
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_RetroRockets()));
	}
}
technique11 ExtraFilters10
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_Watermark()));
	}
}
#else
technique11 ExtraFilters <string UIName="MariENB";>
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_Append()));
	}
}
technique11 ExtraFilters1
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_LumaSharp()));
	}
}
technique11 ExtraFilters2
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_ChromaKey()));
	}
}
technique11 ExtraFilters3
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_Vignette()));
	}
}
technique11 ExtraFilters4
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_Cinematic()));
	}
}
technique11 ExtraFilters5
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_RetroRockets()));
	}
}
technique11 ExtraFilters6
{
	pass p0
	{
		SetVertexShader(CompileShader(vs_5_0,VS_PostProcess()));
		SetPixelShader(CompileShader(ps_5_0,PS_Watermark()));
	}
}
#endif