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PolarDB:ST_SetTexture

Last Updated:Jun 08, 2023

This topic describes the ST_SetTexture function. This function configures the Nth texture in an sfmesh object.

Syntax

sfmesh ST_SetTexture(sfmesh sfmeshObject, int4 index, texture textureObject);

Parameters

Parameter

Description

sfmeshObject

The sfmesh object.

index

The index number of the texture. The value starts from 0.

textureObject

The texture object.

Examples

SELECT ST_SetTexture(
	'{"meshgeoms":["MESHGEOM(PATCH(TRIANGLESTRIP(0 0,0 10,10 10,10 0)))"],"materials":[{"type":"db","attributes":{"schema":"public","table":"t_material","column":"the_material","key":"num=1"}} ],"textures":[{"compressionType":"None","format":"JPEG","wrap":"Wrap","type":"DB","depth":3,"width":256,"height":256,"name":"texture_name3","size":72,"data":{"schema":"public","table":"test","column":"the_texture","key":"num=1"}}],"primitives":[{"meshgeom":0,"material":0}],"nodes":[{"primitive":0}]}'::sfmesh, 
  0, 
  '{"compressionType":"None","format":"JPEG","wrap":"Wrap","type":"DB","depth":3,"width":256,"height":256,"name":"texture_name3","size":72,"data":{"schema":"public","table":"test","column":"the_texture","key":"num=1"}}'::texture
);