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TracePro?TutorialLuminance Map ExampleLambdaResearchwww.cadfamily.comEMail:cadserv21@hotmail.comThe document is for study only,if tort to your rights,please inform us,we will deleteLuminance Map TutorialThe following example is based on a simple model constructed for the purpose of demonstrating the Luminance Map feature.The geometrical modelconsists of a glass ball resting on the surface of a back-and-white checkerboard.Two sides of the checkerboard (those furthest from the eye point)arebacked by gray walls.A Silhouette view of the geometry of the model is shown in Figure 1,and a rendered view in Figure 2.Figure 1.Silhouette view of the model"glass sphere on checkerboard.oml."Page 2 of 14www.cadfamily.comThe document is for study only,if tort to your rights,please inform us,we will deleteLuminance Map TutorialFigure 2.Rendered view of the model"glass sphere on checkerboard.oml."The model consists of a sphere made of glass (Schott BK7)with no surface property,resting ona checkerboard consisting of allemating blackand white squares.The black squares have the Default Black Paint property (refledance of 10%),and the white squares haveLambertian:Diffuse White property.These properties are spectrally flat The back walls have the property Default:19%gray,which isTo begin,open the model "glass sphere on checkerboard.oml"and import the properties by selecting Tools/Database/Properties(altemative-F11 key)and importing the file '"glass sphere on checkerboard properties.txt."Page 3 of 14www.cadfamily.comThe document is for study only,if tort to your rights,please inform us,we will delete