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Both sides previous revision Previous revision Next revision | Previous revision | ||
en:math_guide_orientation [2021/05/01 00:07] JSCAD Project |
en:math_guide_orientation [2021/05/01 01:46] (current) JSCAD Project |
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All the internal calculations of JSCAD (and other included libraries) are based on the ' | All the internal calculations of JSCAD (and other included libraries) are based on the ' | ||
- | {{ :wiki:mathisfun-cuboid.svg?nolink | Right-hand Rule}} | + | {{ :wiki:right_hand_rule_cross_product.svg?nolink& |
This results in the following orientation of the three-dimensional coordinate system, i.e. orientation of X, Y, and Z axis. | This results in the following orientation of the three-dimensional coordinate system, i.e. orientation of X, Y, and Z axis. | ||
Line 9: | Line 9: | ||
* Positive Y points to the back | * Positive Y points to the back | ||
* Positive Z points to the top | * Positive Z points to the top | ||
+ | |||
+ | {{ : | ||
This also means that positive rotations are | This also means that positive rotations are | ||
Line 15: | Line 17: | ||
* From positive Z to positive X about the Y axis | * From positive Z to positive X about the Y axis | ||
- | It may take some time to understand well, and can be visualized by rotating | + | It may take some time to understand well, and can be visualized by rotating |