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| examples [2019/06/30 22:42] – [Colour Scales - Lookups] expand description brucemutton | examples [2019/12/05 18:00] – Listing the default rainbow colour values tarquinwj | ||
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| endlookup | endlookup | ||
| This will produce a single colour for passage between 1500 and 1600 m and between 1800 and 1900 m, and leave all other passage, above, in between, and below, uncoloured. | This will produce a single colour for passage between 1500 and 1600 m and between 1800 and 1900 m, and leave all other passage, above, in between, and below, uncoloured. | ||
| + | |||
| + | The default altitude rainbow is not made with a continuous range of colour hues. Instead, it is made with 7 discrete colours, with altitudes between them fading between the discrete colours. This means that you can use a lookup table to exactly replicate this colour behaviour, using the following colour values which match the default ones used by Therion (shown here within the range of altitudes from 4 to 96 metres): | ||
| + | |||
| + | lookup altitude: | ||
| + | 96 [100 25 25] | ||
| + | 81 [100 87.25 25] | ||
| + | 65 [49.75 100 25] | ||
| + | 50 [25 100 61.75] | ||
| + | 35 [25 74.5 100] | ||
| + | 20 [37 25 100] | ||
| + | 4 [99.25 25 100] | ||
| + | endlookup | ||
| **lookup date examples** | **lookup date examples** | ||