Created
May 21, 2017 03:33
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Python number mapping
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| def mapping(value, leftMin, leftMax, rightMin, rightMax): | |
| # Figure out how 'wide' each range is | |
| leftSpan = leftMax - leftMin | |
| rightSpan = rightMax - rightMin | |
| # Convert the left range into a 0-1 range (float) | |
| valueScaled = float(value - leftMin) / float(leftSpan) | |
| # Convert the 0-1 range into a value in the right range. | |
| return rightMin + (valueScaled * rightSpan) |
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