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<span style="color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; line-height: 17px; background-color: rgb(255, 255, 255); ">Hi all, </span><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); "><br></div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); "><br></div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); ">I'm currently using VTK Visualisation Toolkit on a Microsoft VS 2010 platform, in order to load and edit some 3D models.</div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); "><span style="font-size: 10pt; "><br></span></div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); "><span style="font-size: 10pt; ">I'd like to create a realistic scene with lights, colors and material properties and I need to implement a<b> Ward Brdf Model </b>for the illumination.</span></div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); "><br></div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); ">When we create actors, we can set values for some properties like Specularity, Specularity Power, Diffuse, Ambient, etc... so I suppose <b>there is a default implemented BRDF like Phong's </b>one in VTK ?? </div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); "><br></div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); ">Where can I find this illumination funciton ? </div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); ">How can I change this model to use mine ? </div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); ">Do I need to write and attach a Shader, or can I do it in the CPU ? </div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); "><br></div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); "><br></div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); ">Thanks in advance for any piece of advice,</div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); "><br></div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); "><br></div><div style="line-height: 17px; color: rgb(42, 42, 42); font-family: Tahoma, Verdana, Arial, sans-serif; background-color: rgb(255, 255, 255); ">Dora </div> </div></body>
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