Difference between revisions of "Sprite:setShaderConstant"

From GiderosMobile
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=== Description ===
 
=== Description ===
 
Changes the value of a uniform from lua.
 
Changes the value of a uniform from lua.
<source lang="lua">
+
<syntaxhighlight lang="lua">
 
Sprite:setShaderConstant(uniformName,dataType,mult,data,programType,programVariant)
 
Sprite:setShaderConstant(uniformName,dataType,mult,data,programType,programVariant)
 
</source>
 
</source>

Revision as of 14:31, 13 July 2023

Available since: Gideros 2017.4
Class: Sprite

Description

Changes the value of a uniform from lua. <syntaxhighlight lang="lua"> Sprite:setShaderConstant(uniformName,dataType,mult,data,programType,programVariant) </source>

Parameters

uniform name: (string) the uniform name to change
data type: (int) the type of data to set (one of the Shader.Cxxx constants)
mult: (number) number of elements of the given type to set
data: (varies) and the actual data to set, either as a table or as multiple arguments
program type: (int) the type of program this constant applies to optional
program variant: (int) the variant of program this constant applies to optional