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CalcMipMapExtent3D

Calculates the extent of a mip.

Windows

MacOS

Linux

References

Module	RenderCore
Header	/Engine/Source/Runtime/RenderCore/Public/RenderUtils.h
Include	#include "RenderUtils.h"
Source	/Engine/Source/Runtime/RenderCore/Private/RenderUtils.cpp

Syntax

void CalcMipMapExtent3D
(
    uint32 TextureSizeX,
    uint32 TextureSizeY,
    uint32 TextureSizeZ,
    EPixelFormat Format,
    uint32 MipIndex,
    uint32 & OutXExtent,
    uint32 & OutYExtent,
    uint32 & OutZExtent
)

Remarks

Calculates the extent of a mip.

Parameters

Parameter	Description
TextureSizeX	Number of horizontal texels (for the base mip-level)
TextureSizeY	Number of vertical texels (for the base mip-level)
TextureSizeZ	Number of depth texels (for the base mip-level)
Format	Texture format
MipIndex	The index of the mip-map to compute the size of.
OutXExtent	The extent X of the mip
OutYExtent	The extent Y of the mip
OutZExtent	The extent Z of the mip

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