Difference between revisions of "Shader:hasUniform"
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Gets whether a uniform / extern variable exists in the Shader. | Gets whether a uniform / extern variable exists in the Shader. | ||
Latest revision as of 18:18, 7 May 2019
Available since LÖVE 11.0 |
It has replaced Shader:getExternVariable. |
Gets whether a uniform / extern variable exists in the Shader.
If a graphics driver's shader compiler determines that a uniform / extern variable doesn't affect the final output of the shader, it may optimize the variable out. This function will return false in that case.
Function
Synopsis
hasuniform = Shader:hasUniform( name )
Arguments
string name
- The name of the uniform variable.
Returns
boolean hasuniform
- Whether the uniform exists in the shader and affects its final output.
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