/*
	menbprepassinternals.fx : MariENB prepass internal variables.
	(C)2013-2014 Marisa Kirisame, UnSX Team.
	Part of MariENB, the personal ENB of Marisa.
	Released under the WTFPL.
*/
/* mathematical constants */
static const float pi = 3.1415926535898;
/* edge detect factors */
static const float3x3 GX =
{
	-1, 0, 1,
	-2, 0, 2,
	-1, 0, 1
};
static const float3x3 GY =
{
	 1, 2, 1,
	 0, 0, 0,
	-1,-2,-1
};
/* gaussian blur matrices */
static const float2x2 gauss3 =
{
	0.16,0.12,
	0.12,0.09
};
static const float3x3 gauss5 =
{
	0.0865051903114,0.0692041522491,0.0346020761246,
	0.0692041522491,0.0553633217993,0.0276816609,
	0.0346020761246,0.0276816609,0.01384083045
};
/* standard stuff */
float4 ScreenSize;
float ENightDayFactor;
float EInteriorFactor;
float FadeFactor;
float4 Timer;
/* samplers and textures */
texture2D texColor;
texture2D texDepth;
texture2D texFocus;
texture2D texCurr;
texture2D texPrev;
sampler2D SamplerColor = sampler_state
{
	Texture = <texColor>;
	MinFilter = LINEAR;
	MagFilter = LINEAR;
	MipFilter = NONE;
	AddressU = Mirror;
	AddressV = Mirror;
	SRGBTexture = FALSE;
	MaxMipLevel = 0;
	MipMapLodBias = 0;
};
sampler2D SamplerDepth = sampler_state
{
	Texture = <texDepth>;
	MinFilter = LINEAR;
	MagFilter = LINEAR;
	MipFilter = NONE;
	AddressU = Clamp;
	AddressV = Clamp;
	SRGBTexture = FALSE;
	MaxMipLevel = 0;
	MipMapLodBias = 0;
};
sampler2D SamplerFocus = sampler_state
{
	Texture = <texFocus>;
	MinFilter = LINEAR;
	MagFilter = LINEAR;
	MipFilter = NONE;
	AddressU = Clamp;
	AddressV = Clamp;
	SRGBTexture = FALSE;
	MaxMipLevel = 0;
	MipMapLodBias = 0;
};
sampler2D SamplerCurr = sampler_state
{
	Texture = <texCurr>;
	MinFilter = LINEAR;
	MagFilter = LINEAR;
	MipFilter = LINEAR;
	AddressU = Clamp;
	AddressV = Clamp;
	SRGBTexture = FALSE;
	MaxMipLevel = 0;
	MipMapLodBias = 0;
};
sampler2D SamplerPrev = sampler_state
{
	Texture = <texPrev>;
	MinFilter = LINEAR;
	MagFilter = LINEAR;
	MipFilter = NONE;
	AddressU = Clamp;
	AddressV = Clamp;
	SRGBTexture = FALSE;
	MaxMipLevel = 0;
	MipMapLodBias = 0;
};
/* whatever */
struct VS_OUTPUT_POST
{
	float4 vpos : POSITION;
	float2 txcoord : TEXCOORD0;
};
struct VS_INPUT_POST
{
	float3 pos : POSITION;
	float2 txcoord : TEXCOORD0;
};