6 modules - PI-VR GmbH

7.1 Truelight Materialsthe HDR Light Studio manual for detailed information on the different paintingmodes. Choosing one of the three painting modes activates the paint tool inthe VRED render window. Hold SHIFT and left-click in the scene to place thelight source that is currently selected in the HDR Light Studio canvas. HoldSHIFT and right-click in the scene to select a light source. The active paintingmode will be used to determine the light node in the HDR map.» Color Correction» Exposure: Sets the HDR-Image’s exposure level. The higher the exposure level,the longer will be the series of shutter cycles which will be used to calculatethe image’s light intensity.» Whitepoint: Defines the exact value between displaying white color and lightemissiveimage data.» Whitebalance: Sets the whitepoint value in kelvin.» Gamma: Encodes the linear luminance values into digital image file values.Gamma encoding helps to map data (both analog and digital) into a moreperceptually uniform domain.» Hue-Shift: Shifts all colors in the HDR-Image uniformly through the hue colorrange.» Contrast: Separates the light and dark color values further from each other.» Brightness: Raises the color value of the whole HDR-Image.» Saturation: Sets the HDR-Image’s saturation.» Reflected Saturation: Sets the HDR-Image’s saturation when the HDR-Imagereflects in any surface.» Transformation With transformation parameters the source of spherical projectionof the Sphere Environment Material can be set.» Environment Size: Sets the radius of the Sphere Environment Material’s projectionsphere. The projection sphere must enclose all objects using a materialhaving this Sphere Environment Material as environment shader assigned. All291