apple.metal.protocol

Interface MTLDrawable

All Known Subinterfaces:

CAMetalDrawable

public interface MTLDrawable

[@protocol] MTLDrawable

All "drawable" objects (such as those coming from CAMetalLayer) are expected to conform to this protocol

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	MTLDrawable.Block_addPresentedHandler

Method Summary

Modifier and Type	Method and Description
void	addPresentedHandler(MTLDrawable.Block_addPresentedHandler block) addPresentedHandler
long	drawableID() [@property] drawableID
void	present() Present this drawable as soon as possible
void	presentAfterMinimumDuration(double duration) presentAfterMinimumDuration
void	presentAtTime(double presentationTime) Present this drawable at the given host time
double	presentedTime() [@property] presentedTime

Method Detail

present

void present()

Present this drawable as soon as possible

presentAtTime

void presentAtTime(double presentationTime)

Present this drawable at the given host time

addPresentedHandler

void addPresentedHandler(MTLDrawable.Block_addPresentedHandler block)

addPresentedHandler

Add a block to be called when this drawable is presented on screen.

drawableID

long drawableID()

[@property] drawableID

The monotonically incremented ID for all MTLDrawable objects created from the same CAMetalLayer object.

The value starts from 0.

presentAfterMinimumDuration

void presentAfterMinimumDuration(double duration)

presentAfterMinimumDuration

Present this drawable while setting a minimum duration in seconds before allowing this drawable to appear on the display.

Parameters:

duration - Duration in seconds before this drawable is allowed to appear on the display

presentedTime

double presentedTime()

[@property] presentedTime

The host time that this drawable was presented on screen.

Returns 0 if a frame has not been presented or has been skipped.