Vorstellung OBGE - Oblivion Graphics Extender

//Godrays(timely) v5.3 for Scanti's OGE(04.01.2010)
//by vtastek

/*TWEAKABLES START*/

//Number of passes for sunshafts
#define NUM_SAMPLES 100

//decrease to gain performance
//but keep in mind effect will start to break
//revealing the squarish nature of the lightshafts
//so increasing would be a better idea
//but at the exchange of performance

//Exposure(intensity) values for sunshafts
extern float globalmul = 1.0f;
extern float morningshaftex = 2.3f; //morning ray intensity
extern float eveningshaftex = 3.0f; //evening ray intensity
extern float goldendecay = 0.99; //ray length for golden hours ie. sunrises and sunsets
extern float noonshaftex = 1.0f; //afternoon ray intensity
extern float noondecay = 0.99; //afternoon ray length
extern float moonshaftex = 0.09f; //night ray intensity experimental
extern float moondecay = 0.88; //night ray length experimental

//for advancing tweaking shows the rays
extern float showraypass = 0;
extern float scale = 2;

//Mornings are more powerful already
//so I decreased it
//noon is for noon and moon is for nights
//you may get shafts for lightnings and moon maybe
//goldendecay is for sunrise and sunset rays lengths
//noondecay is noon rays length

//Morning start-end hours
extern float startsunrise = 4.0f;
extern float endsunrise = 10.0f;
//start early for sunrise

//Evening start-end hours
extern float startevening = 17.0f;
extern float endevening = 21.0f;
//end late for sunset

//ray density
extern float Density=2;
//actual ray visibility
extern float Weight=1;


//edit for light colorness, lower the value for desaturated colors...
extern float goldensaturate = 0.540f; //ray colors for golden hours
extern float noonsaturate = 0.010f; //ray colors for afternoon

//decreasing may fix blue lights


//Bright Pass values
extern float Luminance = 0.44;
extern float fMiddleGray = 0.99f;
extern float fWhiteCutoff = 0.40f;
//This shader is image based
//this step(pass) determines how much of the sky will produce godrays
//different skies may need different brightpass values



//shader codes begin here

//HLSL Color Grading
//By vtastek
//suggestion

extern float saturatex = 1;
extern float opacity = 1;

//HLSL Bleach Bypass from Nvidia Shader Library
//by vtastek
//This effect is very common in cinematography
//mixing a black-white version of an image with original
//creates a powerful chroma look which looks saturated with high contrast.
//can be mixed with color mood

//change below variable
//to adjust power
extern float Opacity = 0.5;
//end editing

//TWEAKABLE VARIABLES.

extern bool DoBlurHighlight = 0;
extern bool DoSepia = 0;
extern bool DoColorInvert = 0;
//Toggles for the on/off effects. 1 is enabled, and 0 is disabled.

extern float Saturation = 1.15;
//Saturation: Scales the saturation level.
//1 is vanilla, less than 1 decreases it, greater than 1 increases it.

extern float Brightness = 1;
//Brightness: Scales the brightness level.
//1 is vanilla, less than 1 decreases it, greater than 1 increases it.

extern float Contrast = 1.05;
//Contrast: Scales the contrast level.
//1 is vanilla, less than 1 decreases it, greater than 1 increases it.

extern float GContrast = 1;
//Gamma Contrast: Scales the contrast level.
//Default = 1.

extern float GBrightness = 1;
//Gamma Brightness: Scales the brightness level.
//Default = 1.

extern float FGIntensity = 0.1;
//Film Grain: Controls the intensity of the noise. 0 = no effect, 1 = full effect.
//Default = 0.3.

extern float BHMagnitude = 10;
//Blur Highlight: Controls the size of the blur.
//Default = 10.

extern float BHBrightness = 4;
//Blur Highlight: Corrects the darkening of the screen the effect causes.
//Default = 4.

//END OF TWEAKABLE VARIABLES.

// Shaped Bokeh Depth of Field
// CoC Calculations based off Knu's DoF shader for MGE
// Blurring Algorithm Created by Tomerk


// **
// ** ADJUSTABLE VARIABLES

#define SMOOTHBLUR // when on, smooths the blur, may have a performance hit

extern float fr = 60.0; // retina focus point, dpt
// set slightly lower than fp to simulate myopia or as an alternative to MGE's distant blur
// set slightly higher than fp+fpa to simulate hyperopia

extern float fp = 60.0; // eye relaxed focus power, dpt
extern float fpa = 10.0; // accomodation, dpt
// set lower to simulate presbyopia

extern float base_blur_radius = 0.5; // base blur radius;
// higher values mean more blur when out of DoF and shorter DoF.

extern float R = 7.0; // maximum blur radius in pixels;

extern bool EdgeWeighting = 0; //0 has constant weighting in highlights,
//1 gives edges more weight in highlights

extern bool NoWeaponBlur = true; //Set to true to keep weapons from blurring
extern float weaponblur_cutoff = 0.8; //Cutoff distance for what is considered a weapon

// ** END OF
// **