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Color Properties: Colorbar/Histogram

The Colorbar/Histogram page is used to modify the colors of the ribbons drawn on your Basemap. There is a histogram of all of the displayed ribbon values on the Basemap. If more than one ribbon is displayed on the map, they will share the colorbar and histogram. To quickly access this window, you can right mouse click on the Colorbar Dialog and select Properties, or use the icon on the Ribbon Toolbar.



Colorbar Parameters

Automatically save color and scale information for each horizon/grid: If this is enabled, the map will store the color range, colorbar, and automatic scale setting for a specific horizon or grid. You can then move to different horizons or grids and come back to the same settings. Note: If this feature is enabled, and you switch to a horizon or grid that has not yet been used, the existing settings will be used.

Automatic range: Turning this on will cause the scaling to automatically be determined based on values present in the ribbons displayed (as defined by the settings).

Scale to data in window: If selected, the scaling will ignore data outside the current Basemap view. As you scroll from one area to another, the scaling will update. Note: Turning on this option causes the map to perform a little slower but the colors will typically have a higher contrast.

Lock scale: This will keep the current scaling and is to be used in conjunction with "Scale To Data In Window". If you see a scaling that you like, and you intend to work within that area, lock the scale to prevent changes in the scaling. Unlocking it will rescale to the new data within the window.

Logarithmic: Use logarithmic scaling for the colorbar. Useful for data with an exponential trend.

Clip data outside range (instead of setting to minimum or maximum): With this option on, any data outside of the current range will not be drawn. If not selected, data outside the current range will be drawn with the colors at the extremes of the colorbar. To permanently delete data outside of the range, see the Clipping tool.

Minimum, Maximum: When using manual scaling (i.e. Automatic Range is off), these specify the extents of the range to use for scaling. You may also use the histogram to drag a range for scaling as described above.

Percentage: When specifying a minimum and maximum, use percentage values instead of  actual values. Useful when changing between different horizons, but looking at just a small sub-range of values.

Decimals to Display


Display Format: Determines the number of decimals to be used when mapping horizons. This will include the color legend, and horizon posting.

Colorbar Buttons

File: Use this to find a specific colormap file that you have on your system that may not have been included with the default palettes.

Edit: Launches the Color Palette Editor, used to make changes to the current color palette or to create new ones.

Flip: This will flip the actual color palette. The colorbar will not flip (i.e. if small values are at the top/left they will remain there).

Also See

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