Difference between revisions of "Vector"

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(Created page with "__NOTOC__ '''Available since:''' Gideros 2022.1.3<br/> '''Class:''' math<br/> === Description === Support to Luau vectors. <source lang="lua"> (table) = vector(c1,...) </...")
 
 
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__NOTOC__
 
__NOTOC__
 
'''Available since:''' Gideros 2022.1.3<br/>
 
'''Available since:''' Gideros 2022.1.3<br/>
'''Class:''' [[math]]<br/>
+
'''Class:''' [[(global)]]<br/>
  
 
=== Description ===
 
=== Description ===
 
Support to Luau vectors.
 
Support to Luau vectors.
<source lang="lua">
+
<syntaxhighlight lang="lua">
(table) = vector(c1,...)
+
(table) = vector(c1,c2[,c3])
</source>
+
</syntaxhighlight>
  
 
=== Parameters ===
 
=== Parameters ===
 
'''c1''': (number) first vector coordinate<br/>
 
'''c1''': (number) first vector coordinate<br/>
'''...''': (multiple) up to 3 more vector coordinates '''optional'''<br/>
+
'''c2''': (number) second vector coordinate<br/>
 +
'''c3''': (number) third vector coordinate '''optional'''<br/>
  
 
=== Return values ===
 
=== Return values ===
 
'''Returns''' (table) the vector coordinates, or '''nan''' if not a number<br/>
 
'''Returns''' (table) the vector coordinates, or '''nan''' if not a number<br/>
  
=== Example ===
+
=== Examples ===
<source lang="lua">
+
'''Adding two vectors'''
 +
<syntaxhighlight lang="lua">
 
local v1 = vector(1, 3, 5)
 
local v1 = vector(1, 3, 5)
 
local v2 = vector(2, 4, 6)
 
local v2 = vector(2, 4, 6)
 
print(v1 + v2) -- 3, 7, 11, nan
 
print(v1 + v2) -- 3, 7, 11, nan
</source>
+
</syntaxhighlight>
  
{{Math}}
+
'''Setting a sprite position'''
 +
<syntaxhighlight lang="lua">
 +
local pix = Pixel.new(0x0000ff, 1, 32, 32)
 +
local pixpos = vector(32, 64)
 +
pix:setPosition(pixpos.x, pixpos.y)
 +
</syntaxhighlight>
 +
 
 +
{{(global)}}

Latest revision as of 02:47, 8 November 2024

Available since: Gideros 2022.1.3
Class: (global)

Description

Support to Luau vectors.

(table) = vector(c1,c2[,c3])

Parameters

c1: (number) first vector coordinate
c2: (number) second vector coordinate
c3: (number) third vector coordinate optional

Return values

Returns (table) the vector coordinates, or nan if not a number

Examples

Adding two vectors

local v1 = vector(1, 3, 5)
local v2 = vector(2, 4, 6)
print(v1 + v2) -- 3, 7, 11, nan

Setting a sprite position

local pix = Pixel.new(0x0000ff, 1, 32, 32)
local pixpos = vector(32, 64)
pix:setPosition(pixpos.x, pixpos.y)