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How to manipulate Canvas elements: Difference between revisions
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How to manipulate Canvas elements (view source)
Revision as of 18:25, 7 December 2017
, 7 December 2017→Fundamental Equations
| Line 294: | Line 294: | ||
arrow.setTranslation(150,80); | arrow.setTranslation(150,80); | ||
arrow.setScale(2,4); | arrow.setScale(2,4); | ||
</syntaxhighlight> | </syntaxhighlight>[[File:General.png|none|Translated and scaled arrow]]<br /> | ||
The Fundamental Equations: | The Fundamental Equations: | ||
<big>'''''u = T<sub>x</sub> + x * Sx'''''</big> | <big><big>'''''u = T<sub>x</sub> + x * Sx'''''</big></big> | ||
<big>'''''v = T<sub>y</sub> + y * Sy'''''</big> | <big><big>'''''v = T<sub>y</sub> + y * Sy'''''</big></big> | ||
and his reciprocals: | |||
<big>'''''T<sub>x</sub> = u - x * Sx'''''</big> | <big><big>'''''T<sub>x</sub> = u - x * Sx'''''</big></big> | ||
<big>'''''T<sub>y</sub> = v - y * Sy'''''</big> | <big><big>'''''T<sub>y</sub> = v - y * Sy'''''</big></big> | ||
'''Plot2D''' makes extensive use of these equations. | '''Plot2D''' makes extensive use of these equations. | ||