pub struct ComparisonFunction(/* private fields */);
Expand description

This enum specifies which comparison operator is used when texture comparison is enabled on this texture.

C++ enum: QOpenGLTexture::ComparisonFunction.

C++ documentation:

This enum specifies which comparison operator is used when texture comparison is enabled on this texture.

This enum was introduced or modified in Qt 5.5.

Implementations§

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impl ComparisonFunction

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pub fn to_int(&self) -> c_int

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impl ComparisonFunction

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pub const CompareLessEqual: ComparisonFunction = _

Equivalent to GL_LEQUAL. (C++ enum variant: CompareLessEqual = 515)

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pub const CompareGreaterEqual: ComparisonFunction = _

Equivalent to GL_GEQUAL. (C++ enum variant: CompareGreaterEqual = 518)

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pub const CompareLess: ComparisonFunction = _

Equivalent to GL_LESS. (C++ enum variant: CompareLess = 513)

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pub const CompareGreater: ComparisonFunction = _

Equivalent to GL_GREATER. (C++ enum variant: CompareGreater = 516)

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pub const CompareEqual: ComparisonFunction = _

Equivalent to GL_EQUAL. (C++ enum variant: CompareEqual = 514)

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pub const CommpareNotEqual: ComparisonFunction = _

Equivalent to GL_NOTEQUAL. (C++ enum variant: CommpareNotEqual = 517)

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pub const CompareAlways: ComparisonFunction = _

Equivalent to GL_ALWAYS. (C++ enum variant: CompareAlways = 519)

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pub const CompareNever: ComparisonFunction = _

Equivalent to GL_NEVER. (C++ enum variant: CompareNever = 512)

Trait Implementations§

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impl Clone for ComparisonFunction

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fn clone(&self) -> ComparisonFunction

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for ComparisonFunction

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl From<ComparisonFunction> for c_int

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fn from(value: ComparisonFunction) -> Self

Converts to this type from the input type.
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impl From<i32> for ComparisonFunction

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fn from(value: c_int) -> Self

Converts to this type from the input type.
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impl PartialEq for ComparisonFunction

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fn eq(&self, other: &ComparisonFunction) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for ComparisonFunction

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impl Eq for ComparisonFunction

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impl StructuralEq for ComparisonFunction

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impl StructuralPartialEq for ComparisonFunction

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T, U> CastInto<U> for T
where U: CastFrom<T>,

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unsafe fn cast_into(self) -> U

Performs the conversion. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> StaticUpcast<T> for T

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unsafe fn static_upcast(ptr: Ptr<T>) -> Ptr<T>

Convert type of a const pointer. Read more
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.