Struct SDL_GPUCompareOp 

#[repr(transparent)]
pub struct SDL_GPUCompareOp(pub c_int);

Specifies a comparison operator for depth, stencil and sampler operations.

Availability

This enum is available since SDL 3.2.0.

See also

• SDL_CreateGPUGraphicsPipeline

Known values (sdl3-sys)

Associated constant	Global constant	Description
INVALID	SDL_GPU_COMPAREOP_INVALID
NEVER	SDL_GPU_COMPAREOP_NEVER	The comparison always evaluates false.
LESS	SDL_GPU_COMPAREOP_LESS	The comparison evaluates reference < test.
EQUAL	SDL_GPU_COMPAREOP_EQUAL	The comparison evaluates reference == test.
LESS_OR_EQUAL	SDL_GPU_COMPAREOP_LESS_OR_EQUAL	The comparison evaluates reference <= test.
GREATER	SDL_GPU_COMPAREOP_GREATER	The comparison evaluates reference > test.
NOT_EQUAL	SDL_GPU_COMPAREOP_NOT_EQUAL	The comparison evaluates reference != test.
GREATER_OR_EQUAL	SDL_GPU_COMPAREOP_GREATER_OR_EQUAL	The comparison evaluates reference >= test.
ALWAYS	SDL_GPU_COMPAREOP_ALWAYS	The comparison always evaluates true.

Tuple Fields

0: c_int

Implementations

impl SDL_GPUCompareOp

pub const INVALID: Self

pub const NEVER: Self

The comparison always evaluates false.

pub const LESS: Self

The comparison evaluates reference < test.

pub const EQUAL: Self

The comparison evaluates reference == test.

pub const LESS_OR_EQUAL: Self

The comparison evaluates reference <= test.

pub const GREATER: Self

The comparison evaluates reference > test.

pub const NOT_EQUAL: Self

The comparison evaluates reference != test.

pub const GREATER_OR_EQUAL: Self

The comparison evaluates reference >= test.

pub const ALWAYS: Self

The comparison always evaluates true.

Trait Implementations

impl Clone for SDL_GPUCompareOp

fn clone(&self) -> SDL_GPUCompareOp

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SDL_GPUCompareOp

Available on crate feature debug-impls only.

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

Formats the value using the given formatter.

impl Default for SDL_GPUCompareOp

fn default() -> SDL_GPUCompareOp

Returns the “default value” for a type.

impl From<SDL_GPUCompareOp> for c_int

fn from(value: SDL_GPUCompareOp) -> Self

Converts to this type from the input type.

impl GroupMetadata for SDL_GPUCompareOp

Available on crate feature metadata only.

const GROUP_METADATA: &'static Group

Metadata for this group

impl Hash for SDL_GPUCompareOp

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl Ord for SDL_GPUCompareOp

fn cmp(&self, other: &SDL_GPUCompareOp) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl PartialEq<SDL_GPUCompareOp> for c_int

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

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialEq<i32> for SDL_GPUCompareOp

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

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialEq for SDL_GPUCompareOp

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

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for SDL_GPUCompareOp

fn partial_cmp(&self, other: &SDL_GPUCompareOp) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl Copy for SDL_GPUCompareOp

impl Eq for SDL_GPUCompareOp

impl StructuralPartialEq for SDL_GPUCompareOp