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chateauferret / calenhad

Calenhad is GIS and terrain creation for imaginary worlds.
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Hypsography #58

Closed chateauferret closed 6 years ago

chateauferret commented 6 years ago

A histogram of altitude.

chateauferret commented 6 years ago

It is not a simple count of the number of texels in each altitude "bin" because texels at higher latitudes cover smaller areas than those near the equator. Area covered by a texel decreases with the cosine of the latitude.

chateauferret commented 6 years ago

And even that is only true if the projection is equirectangular!