Although an incandescence map can be used to make a surface appear as if it is glowing, it does not function as a source of light. By default, all shaders will render the surface as totally opaque. Transparency is used to affect the transparency of a surface. To edit the color of the Transparency, click the arrow to the right of the heading to display the Color Editor. Moving the slider adjusts the level of transparency.
Transparency is derived through a gray scale or color that dictates the level of transparency.
Black is totally opaque and white is totally transparent. Any hue or saturation will be used to give the transparency a color range. You can change this by opening the Color Editor, holding down the shift key and clicking the right mouse button directly on the checker pattern color that you want to change. Render Quick render and Display Tgl shade do not recognize transparency and will render all transparent surfaces black. Special Effects Parameters Bump Bump applies to a texture map and can make a surface appear rough or bumpy.