new ArrowManager(velocityField, distanceMap, num_seed_points, num_arrows)
Manages all arrows
Parameters:
| Name | Type | Description |
|---|---|---|
velocityField |
VelocityField | the related velocityField |
distanceMap |
DistanceMap | the related distanceMap |
num_seed_points |
number | the number of seed points |
num_arrows |
number | number of maximum arrows |
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Methods
getArrowheads()
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Returns:
[ArrowHead] all Arrowheads
getArrows()
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Returns:
[Arrow] all arrows
init()
inits the Seedpositions and Arrows
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updateArrows()
updates all arrows
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(inner) adjustOpacity()
function that regulates with a counter when a respawned arrow is set to full opacity again.
kinda hack-ish, but avoids visual artifacts
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(inner) advectArrows()
advects all arrows
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(inner) calcArrowheads()
calculates the correct position and rotation of the Arrowheads
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(inner) checkCollisionForLivingArrows(arrows)
checks collision of living arrows
Parameters:
| Name | Type | Description |
|---|---|---|
arrows |
Array.<Arrow> | array of arrows |
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(inner) initArrowsAtSeedPositions()
creates arrows at seed positions
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(inner) initSeedPositions()
inits the Seedpositions
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(inner) integrateArrows()
integrates all arrows
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(inner) respawnDeadArrows(arrows)
respawns dead arrows in array
Parameters:
| Name | Type | Description |
|---|---|---|
arrows |
Array.<Arrow> | array of arrows |
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(inner) sortArrowsByLengthAndLifetime(arrows)
sorts arrows by length first and then by lifetime
Parameters:
| Name | Type | Description |
|---|---|---|
arrows |
Array.<Arrow> | array of arrows |
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