FAnimationCompression_PerTrackUtils::DecomposeHeader

Decomposes a header created with MakeHeader into three/four fields (two are still left packed into FormatFlags):

Windows
MacOS
Linux

References

Module

Engine

Header

/Engine/Source/Runtime/Engine/Public/AnimationCompression.h

Include

#include "AnimationCompression.h"

Syntax

static void DecomposeHeader
(
    int32 Header,
    int32 & KeyFormat,
    int32 & NumKeys,
    int32 & FormatFlags,
    int32 & BytesPerKey,
    int32 & FixedBytes
)

Remarks

Decomposes a header created with MakeHeader into three/four fields (two are still left packed into FormatFlags): And some derived values:

Parameters

Parameter

Description

Header

The header to decompose

KeyFormat

[OUT] The encoding format used for each key

NumKeys

[OUT] The number of keys in this track

FormatFlags

[OUT] Three bits of format-specific information and a single bit to indicate if a key->frame table follows the keys

BytesPerKey

[OUT] The number of bytes each key takes up

FixedBytes

[OUT] The number of fixed bytes at the head of the track stream
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