Enum gl_helpers::Usage

pub enum Usage {
    StreamDraw,
    StreamRead,
    StreamCopy,
    StaticDraw,
    StaticRead,
    StaticCopy,
    DynamicDraw,
    DynamicRead,
    DynamicCopy,
}

Variants

StreamDrawStreamReadStreamCopyStaticDrawStaticReadStaticCopyDynamicDrawDynamicReadDynamicCopy

Trait Implementations

impl Debug for Usage

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

Formats the value using the given formatter.

impl Copy for Usage

impl Clone for Usage

fn clone(&self) -> Usage

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Eq for Usage

impl PartialEq for Usage

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

This method tests for self and other values to be equal, and is used by ==.

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

This method tests for !=.

impl Ord for Usage

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

This method returns an Ordering between self and other.

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

Compares and returns the maximum of two values.

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

Compares and returns the minimum of two values.

impl PartialOrd for Usage

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

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

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

This method tests less than (for self and other) and is used by the < operator.

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

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

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

This method tests greater than (for self and other) and is used by the > operator.

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

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

impl Hash for Usage

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,

Feeds a slice of this type into the given [Hasher].

impl From<GLenum> for Usage

fn from(gl_enum: GLenum) -> Self

Performs the conversion.

impl<'a> From<&'a Usage> for GLenum

fn from(usage: &'a Usage) -> Self

Performs the conversion.

impl From<Usage> for GLenum

fn from(usage: Usage) -> Self

Performs the conversion.