Merge pull request #11227 from willt/@GDScript
In @GDScript added previous changes that went missing. added more des… [ci skip]
This commit is contained in:
Rémi Verschelde
GitHub
commit
5d8d899385
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@ -82,7 +82,7 @@
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Returns the arc sine of 's' in radians. Use to get the angle of sine 's'.
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[codeblock]
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# s is 0.523599 or 30 degrees if converted with rad2deg(s)
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s = asin(0.5)
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s = asin(0.5)
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[/codeblock]
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</description>
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</method>
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@ -92,6 +92,14 @@
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<argument index="0" name="condition" type="bool">
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</argument>
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<description>
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Assert that the condition is true. If the condition is false a fatal error is generated and the program is halted. Useful for debugging to make sure a value is always true.
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[codeblock]
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# Speed should always be between 0 and 20
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speed = -10
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assert(speed < 20) # Is true and program continues
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assert(speed >= 0) # Is false and program stops
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assert(speed >= 0 && speed < 20) # Or combined
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[/codeblock]
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</description>
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</method>
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<method name="atan">
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@ -100,6 +108,11 @@
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<argument index="0" name="s" type="float">
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</argument>
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<description>
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Returns the arc tangent of 's' in radians. Use it to get the angle from an angle's tangent in trigonometry: [code]atan(tan(angle)) == angle[/code].
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The method cannot know in which quadrant the angle should fall. See [method atan2] if you always want an exact angle.
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[codeblock]
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a = atan(0.5) # a is 0.463648
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[/codeblock]
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</description>
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</method>
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<method name="atan2">
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@ -110,10 +123,9 @@
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<argument index="1" name="y" type="float">
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</argument>
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<description>
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Returns the arc tangent of y/x in radians. Use to get the angle of tangent y/x. To compute the value, the function takes into account the sign of both arguments in order to determine the quadrant.
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Returns the arc tangent of y/x in radians. Use to get the angle of tangent y/x. To compute the value, the method takes into account the sign of both arguments in order to determine the quadrant.
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[codeblock]
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# a is 3.141593
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a = atan(0,-1)
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a = atan(0,-1) # a is 3.141593
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[/codeblock]
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</description>
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</method>
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@ -134,10 +146,8 @@
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<description>
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Rounds 's' upward, returning the smallest integral value that is not less than 's'.
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[codeblock]
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# i is 2
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i = ceil(1.45)
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# i is 2
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i = ceil(1.001)
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i = ceil(1.45) # i is 2
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i = ceil(1.001) # i is 2
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[/codeblock]
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</description>
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</method>
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@ -303,7 +313,10 @@
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<argument index="0" name="s" type="float">
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</argument>
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<description>
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Returns [b]e[/b] raised to the power of 's'. [b]e[/b] sometimes called "Euler's number" is a mathematical constant whose value is approximately 2.71828.
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Raises the Euler's constant [b]e[/b] to the power of 's' and returns it. [b] has an approximate value of 2.71828.
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[codeblock]
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a = exp(2) # approximately 7.39
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[/codeblock]
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</description>
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</method>
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<method name="floor">
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@ -312,7 +325,13 @@
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<argument index="0" name="s" type="float">
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</argument>
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<description>
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Returns the largest integer value (rounded down) that is less than or equal to 's'.
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Rounds 's' to the closest smaller integer and returns it.
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[codeblock]
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# a is 2
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a = floor(2.99)
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# a is -3
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a = floor(-2.99)
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[/codeblock]
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</description>
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</method>
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<method name="fmod">
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@ -338,6 +357,26 @@
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<argument index="1" name="y" type="float">
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</argument>
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<description>
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Returns the floating-point remainder of x/y that wraps equally in positive and negative.
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[codeblock]
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var i = -10;
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while i < 0:
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prints(i, fposmod(i, 10))
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i += 1
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[/codeblock]
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Produces:
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[codeblock]
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-10 10
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-9 1
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-8 2
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-7 3
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-6 4
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-5 5
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-4 6
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-3 7
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-2 8
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-1 9
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[/codeblock]
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</description>
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</method>
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<method name="funcref">
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@ -348,6 +387,14 @@
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<argument index="1" name="funcname" type="String">
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</argument>
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<description>
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Returns a reference to the specified function 'funcname' in the 'instance' node. As functions aren't first-class objects in GDscript, use 'funcref' to store a function in a variable and call it later.
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[codeblock]
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func foo():
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return("bar")
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a = funcref(self, "foo")
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print(a.call_func()) # prints bar
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[/codeblock]
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</description>
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</method>
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<method name="hash">
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@ -358,8 +405,7 @@
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<description>
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Returns the integer hash of the variable passed.
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[codeblock]
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# print 177670
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print(hash("a"))
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print(hash("a")) # prints 177670
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[/codeblock]
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</description>
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</method>
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@ -396,9 +442,8 @@
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func _ready():
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var id = get_instance_id()
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var inst = instance_from_id(id)
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print(inst.foo)
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print(inst.foo) # prints bar
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[/codeblock]
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Prints "bar"
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</description>
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</method>
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<method name="inverse_lerp">
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@ -413,7 +458,7 @@
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<description>
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Returns a normalized value considering the given range.
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[codeblock]
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inverse_lerp(3, 5, 4) # return 0.5
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inverse_lerp(3, 5, 4) # returns 0.5
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[/codeblock]
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</description>
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</method>
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@ -444,9 +489,8 @@
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Returns length of Variant 'var'. Length is the character count of String, element count of Array, size of Dictionary, etc. Note: Generates a fatal error if Variant can not provide a length.
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[codeblock]
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a = [1, 2, 3, 4]
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print(len(a))
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len(a) # returns 4
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[/codeblock]
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Prints 4
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</description>
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</method>
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<method name="lerp">
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@ -460,6 +504,9 @@
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</argument>
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<description>
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Linear interpolates between two values by a normalized value.
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[codeblock]
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lerp(1, 3, 0.5) # returns 2
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[/codeblock]
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</description>
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</method>
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<method name="linear2db">
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@ -492,8 +539,7 @@
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<description>
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Natural logarithm. The amount of time needed to reach a certain level of continuous growth. Note: This is not the same as the log funcation on your calculator which is a base 10 logarithm.
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[codeblock]
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# a is 2.302585
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a = log(10)
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log(10) # returns 2.302585
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[/codeblock]
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</description>
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</method>
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@ -507,10 +553,8 @@
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<description>
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Returns the maximum of two values.
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[codeblock]
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# a is 2
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a = max(1,2)
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# a is -3.99
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a = max(-3.99, -4)
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max(1,2) # returns 2
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max(-3.99, -4) # returns -3.99
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[/codeblock]
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</description>
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</method>
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@ -524,10 +568,8 @@
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<description>
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Returns the minimum of two values.
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[codeblock]
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# a is 1
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a = min(1,2)
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# a is -4
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a = min(-3.99, -4)
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min(1,2) # returns 1
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min(-3.99, -4) # returns -4
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[/codeblock]
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</description>
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</method>
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@ -537,14 +579,11 @@
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<argument index="0" name="val" type="int">
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</argument>
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<description>
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Returns the nearest larger power of 2 for an integer.
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Returns the nearest larger power of 2 for integer 'val'.
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[codeblock]
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# a is 4
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a = nearest_po2(3)
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# a is 4
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a = nearest_po2(4)
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# a is 8
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a = nearest_po2(5)
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nearest_po2(3) # returns 4
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nearest_po2(4) # returns 4
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nearest_po2(5) # returns 8
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[/codeblock]
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</description>
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</method>
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@ -559,7 +598,7 @@
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[codeblock]
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p = parse_json('["a", "b", "c"]')
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if typeof(p) == TYPE_ARRAY:
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print(p[0])
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print(p[0]) # prints a
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else:
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print("unexpected results")
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[/codeblock]
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@ -575,8 +614,7 @@
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<description>
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Returns the result of 'x' raised to the power of 'y'.
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[codeblock]
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# a is 32
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a = pow(2,5)
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pow(2,5) # returns 32
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[/codeblock]
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</description>
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</method>
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@ -590,6 +628,7 @@
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[codeblock]
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# load a scene called main located in the root of the project directory
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var main = preload("res://main.tscn")
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[/codeblock]
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</description>
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</method>
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<method name="print" qualifiers="vararg">
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@ -599,9 +638,8 @@
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Converts one or more arguments to strings in the best way possible and prints them to the console.
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[codeblock]
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a = [1,2,3]
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print("a","b",a)
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print("a","b",a) # prints ab[1, 2, 3]
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[/codeblock]
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Prints ab[1, 2, 3]
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</description>
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</method>
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<method name="print_stack">
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@ -609,6 +647,10 @@
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</return>
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<description>
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Print a stack track at code location, only works when running with debugger turned on.
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Output in the console would look something like this:
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[codeblock]
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Frame 0 - res://test.gd:16 in function '_process'
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[/codeblock]
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</description>
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</method>
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<method name="printerr" qualifiers="vararg">
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@ -616,6 +658,9 @@
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</return>
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<description>
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Print one or more arguments to strings in the best way possible to standard error line.
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[codeblock]
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printerr("prints to stderr")
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[/codeblock]
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</description>
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</method>
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<method name="printraw" qualifiers="vararg">
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@ -623,6 +668,11 @@
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</return>
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<description>
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Print one or more arguments to strings in the best way possible to console. No newline is added at the end.
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[codeblock]
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printraw("A")
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printraw("B")
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# prints AB
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[/codeblock]
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</description>
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</method>
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<method name="prints" qualifiers="vararg">
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@ -630,6 +680,9 @@
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</return>
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<description>
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Print one or more arguments to the console with a space between each argument.
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[codeblock]
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prints("A", "B", "C") # prints A B C
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[/codeblock]
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</description>
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</method>
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<method name="printt" qualifiers="vararg">
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@ -637,6 +690,9 @@
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</return>
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<description>
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Print one or more arguments to the console with a tab between each argument.
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[codeblock]
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printt("A", "B", "C") # prints A B C
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[/codeblock]
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</description>
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</method>
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<method name="rad2deg">
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@ -646,6 +702,9 @@
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</argument>
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<description>
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Convert from radians to degrees.
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[codeblock]
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rad2deg(0.523599) # returns 30
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[/codeblock]
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</description>
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</method>
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<method name="rand_range">
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@ -657,6 +716,9 @@
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</argument>
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<description>
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Random range, any floating point value between 'from' and 'to'.
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[codeblock]
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prints(rand_range(0, 1), rand_range(0, 1)) # prints 0.135591 0.405263
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[/codeblock]
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</description>
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</method>
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<method name="rand_seed">
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@ -673,13 +735,21 @@
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</return>
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<description>
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Return a random floating point value between 0 and 1.
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[codeblock]
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randf() # returns 0.375671
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[/codeblock]
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</description>
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</method>
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<method name="randi">
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<return type="int">
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</return>
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<description>
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Return a random 32 bits integer value. To obtain a random value between 0 to N (where N is smaller than 2^32 - 1), you can use remainder. For example, to get a random integer between 0 and 19 inclusive, you can use randi() % 20.
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Return a random 32 bit integer. Use remainder to obtain a random value between 0 and N (where N is smaller than 2^32 -1).
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[codeblock]
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randi() % 20 # returns random number between 0 and 19
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randi() % 100 # returns random number between 0 and 99
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randi() % 100 + 1 # returns random number between 1 and 100
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[/codeblock]
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</description>
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</method>
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<method name="randomize">
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@ -687,6 +757,10 @@
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</return>
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<description>
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Randomize the seed (or the internal state) of the random number generator. Current implementation reseeds using a number based on time.
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[codeblock]
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func _ready():
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randomize()
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[/codeblock]
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</description>
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</method>
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<method name="range" qualifiers="vararg">
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@ -694,6 +768,29 @@
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</return>
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<description>
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Return an array with the given range. Range can be 1 argument N (0 to N-1), two arguments (initial, final-1) or three arguments (initial, final-1, increment).
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[codeblock]
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for i in range(4):
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print(i)
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for i in range(2, 5):
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print(i)
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for i in range(0, 6, 2):
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print(i)
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[/codeblock]
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Output:
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[codeblock]
|
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0
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1
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2
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3
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||||
|
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2
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3
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4
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||||
|
||||
0
|
||||
2
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||||
4
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||||
[/codeblock]
|
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</description>
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</method>
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<method name="range_lerp">
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|
|
@ -723,6 +820,9 @@
|
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</argument>
|
||||
<description>
|
||||
Returns the integral value that is nearest to s, with halfway cases rounded away from zero.
|
||||
[codeblock]
|
||||
round(2.6) # returns 3
|
||||
[/codeblock]
|
||||
</description>
|
||||
</method>
|
||||
<method name="seed">
|
||||
|
|
@ -732,6 +832,10 @@
|
|||
</argument>
|
||||
<description>
|
||||
Set seed for the random number generator.
|
||||
[codeblock]
|
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my_seed = "Godot Rocks"
|
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seed(my_seed.hash())
|
||||
[/codeblock]
|
||||
</description>
|
||||
</method>
|
||||
<method name="sign">
|
||||
|
|
@ -740,7 +844,11 @@
|
|||
<argument index="0" name="s" type="float">
|
||||
</argument>
|
||||
<description>
|
||||
Return sign (-1 or +1).
|
||||
Return sign of 's' -1 or 1.
|
||||
[codeblock]
|
||||
sign(-6) # returns -1
|
||||
sign(6) # returns 1
|
||||
[/codeblock]
|
||||
</description>
|
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</method>
|
||||
<method name="sin">
|
||||
|
|
@ -749,7 +857,10 @@
|
|||
<argument index="0" name="s" type="float">
|
||||
</argument>
|
||||
<description>
|
||||
Returns the sine of an angle of s radians.
|
||||
Return the sine of angle 's' in radians.
|
||||
[codeblock]
|
||||
sin(0.523599) # returns 0.5
|
||||
[/codeblock]
|
||||
</description>
|
||||
</method>
|
||||
<method name="sinh">
|
||||
|
|
@ -758,7 +869,11 @@
|
|||
<argument index="0" name="s" type="float">
|
||||
</argument>
|
||||
<description>
|
||||
Returns the hyperbolic sine of s.
|
||||
Return the hyperbolic sine of 's'.
|
||||
[codeblock]
|
||||
a = log(2.0) # returns 0.693147
|
||||
sinh(a) # returns 0.75
|
||||
[/codeblock]
|
||||
</description>
|
||||
</method>
|
||||
<method name="sqrt">
|
||||
|
|
@ -767,7 +882,10 @@
|
|||
<argument index="0" name="s" type="float">
|
||||
</argument>
|
||||
<description>
|
||||
Returns the square root of s.
|
||||
Return the square root of 's'.
|
||||
[codeblock]
|
||||
sqrt(9) # returns 3
|
||||
[/codeblock]
|
||||
</description>
|
||||
</method>
|
||||
<method name="stepify">
|
||||
|
|
@ -786,6 +904,12 @@
|
|||
</return>
|
||||
<description>
|
||||
Convert one or more arguments to string in the best way possible.
|
||||
[codeblock]
|
||||
var a = [10, 20, 30]
|
||||
var b = str(a);
|
||||
len(a) # returns 3
|
||||
len(b) # returns 12
|
||||
[/codeblock]
|
||||
</description>
|
||||
</method>
|
||||
<method name="str2var">
|
||||
|
|
@ -795,6 +919,11 @@
|
|||
</argument>
|
||||
<description>
|
||||
Convert a formatted string that was returned by [method var2str] to the original value.
|
||||
[codeblock]
|
||||
a = '{ "a": 1, "b": 2 }'
|
||||
b = str2var(a)
|
||||
print(b['a']) # prints 1
|
||||
[/codeblock]
|
||||
</description>
|
||||
</method>
|
||||
<method name="tan">
|
||||
|
|
@ -803,7 +932,10 @@
|
|||
<argument index="0" name="s" type="float">
|
||||
</argument>
|
||||
<description>
|
||||
Returns the tangent of an angle of s radians.
|
||||
Return the tangent of angle 's' in radians.
|
||||
[codeblock]
|
||||
tan( deg2rad(45) ) # returns 1
|
||||
[/codeblock]
|
||||
</description>
|
||||
</method>
|
||||
<method name="tanh">
|
||||
|
|
@ -812,7 +944,11 @@
|
|||
<argument index="0" name="s" type="float">
|
||||
</argument>
|
||||
<description>
|
||||
Returns the hyperbolic tangent of s.
|
||||
Returns the hyperbolic tangent of 's'.
|
||||
[codeblock]
|
||||
a = log(2.0) # returns 0.693147
|
||||
tanh(a) # returns 0.6
|
||||
[/codeblock]
|
||||
</description>
|
||||
</method>
|
||||
<method name="to_json">
|
||||
|
|
@ -821,7 +957,12 @@
|
|||
<argument index="0" name="var" type="Variant">
|
||||
</argument>
|
||||
<description>
|
||||
Convert a Variant to json text.
|
||||
Convert a Variant 'var' to json text and return the result. Useful for serializing data to store or send over the network
|
||||
[codeblock]
|
||||
a = { 'a': 1, 'b': 2 }
|
||||
b = to_json(a)
|
||||
print(b) # {"a":1, "b":2}
|
||||
[/codeblock]
|
||||
</description>
|
||||
</method>
|
||||
<method name="type_exists">
|
||||
|
|
@ -844,6 +985,13 @@
|
|||
</argument>
|
||||
<description>
|
||||
Return the internal type of the given Variant object, using the TYPE_* enum in [@Global Scope].
|
||||
[codeblock]
|
||||
p = parse_json('["a", "b", "c"]')
|
||||
if typeof(p) == TYPE_ARRAY:
|
||||
print(p[0]) # prints a
|
||||
else:
|
||||
print("unexpected results")
|
||||
[/codeblock]
|
||||
</description>
|
||||
</method>
|
||||
<method name="validate_json">
|
||||
|
|
@ -852,7 +1000,15 @@
|
|||
<argument index="0" name="json" type="String">
|
||||
</argument>
|
||||
<description>
|
||||
This method is used to validate the structure and data types of a piece of JSON, similar to XML Schema for XML.
|
||||
Check that 'json' is valid json data. Return empty string if valid. Return error message if not valid.
|
||||
[codeblock]
|
||||
j = to_json([1, 2, 3])
|
||||
v = validate_json(j)
|
||||
if not v:
|
||||
print("valid")
|
||||
else:
|
||||
prints("invalid", v)
|
||||
[/codeblock]
|
||||
</description>
|
||||
</method>
|
||||
<method name="var2bytes">
|
||||
|
|
@ -871,6 +1027,17 @@
|
|||
</argument>
|
||||
<description>
|
||||
Convert a value to a formatted string that can later be parsed using [method str2var].
|
||||
[codeblock]
|
||||
a = { 'a': 1, 'b': 2 }
|
||||
print(var2str(a))
|
||||
[/codeblock]
|
||||
prints
|
||||
[codeblock]
|
||||
{
|
||||
"a": 1,
|
||||
"b": 2
|
||||
}
|
||||
[/codeblock]
|
||||
</description>
|
||||
</method>
|
||||
<method name="weakref">
|
||||
|
|
|
|||
Loading…
Reference in New Issue