Enum beryllium::GLattr

#[repr(i32)]
pub enum GLattr {
    RedSize,
    GreenSize,
    BlueSize,
    AlphaSize,
    BufferSize,
    DoubleBuffer,
    DepthSize,
    StencilSize,
    AccumRedSize,
    AccumGreenSize,
    AccumBlueSize,
    AccumAlphaSize,
    Stereo,
    MultisampleBuffers,
    MultisampleSamples,
    AcceleratedVisuals,
    ContextMajorVersion,
    ContextMinorVersion,
    ContextFlags,
    ContextProfileMask,
    ShareWithCurrentContext,
    FramebufferSRGBCapable,
    ContextReleaseBehavior,
}

Attributes that you can use to control OpenGL's loading and context creation process.

Variants

RedSize

the minimum number of bits for the red channel of the color buffer; defaults to 3

GreenSize

the minimum number of bits for the green channel of the color buffer; defaults to 3

BlueSize

the minimum number of bits for the blue channel of the color buffer; defaults to 2

AlphaSize

the minimum number of bits for the alpha channel of the color buffer; defaults to 0

BufferSize

the minimum number of bits for frame buffer size; defaults to 0

DoubleBuffer

whether the output is single or double buffered; defaults to double buffering on

DepthSize

the minimum number of bits in the depth buffer; defaults to 16

StencilSize

the minimum number of bits in the stencil buffer; defaults to 0

AccumRedSize

the minimum number of bits for the red channel of the accumulation buffer; defaults to 0

AccumGreenSize

the minimum number of bits for the green channel of the accumulation buffer; defaults to 0

AccumBlueSize

the minimum number of bits for the blue channel of the accumulation buffer; defaults to 0

AccumAlphaSize

the minimum number of bits for the alpha channel of the accumulation buffer; defaults to 0

Stereo

whether the output is stereo 3D; defaults to off

MultisampleBuffers

the number of buffers used for multisample anti-aliasing; defaults to 0; see Remarks for details

MultisampleSamples

the number of samples used around the current pixel used for multisample anti-aliasing; defaults to 0; see Remarks for details

AcceleratedVisuals

set to 1 to require hardware acceleration, set to 0 to force software rendering; defaults to allow either

ContextMajorVersion

OpenGL context major version

ContextMinorVersion

OpenGL context minor version

ContextFlags

some combination of 0 or more of elements of the SDL_GLContextFlag enumeration; defaults to 0

ContextProfileMask

type of GL context (Core, Compatibility, ES), default value depends on platform

ShareWithCurrentContext

OpenGL context sharing; defaults to 0

FramebufferSRGBCapable

requests sRGB capable visual; defaults to 0

ContextReleaseBehavior

sets context the release behavior; defaults to 1

Trait Implementations

impl PartialEq<GLattr> for GLattr

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

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

#[must_use] fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl Clone for GLattr

fn clone(&self) -> GLattr

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Eq for GLattr

impl Copy for GLattr

impl Debug for GLattr

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

Formats the value using the given formatter.