id
glIsSampler returns GL_TRUE if id is currently the name of a sampler object. If id is zero, or is a non-zero value that is not currently the name of a sampler object, or if an error occurs, glIsSampler returns GL_FALSE.
A name returned by glGenSamplers(), is the name of a sampler object.
glIsSampler is available only if the GL version is 3.3 or higher.
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OpenGL Version
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| Function / Feature Name | 2.0 | 2.1 | 3.0 | 3.1 | 3.2 | 3.3 | 4.0 | 4.1 | 4.2 | 4.3 | 4.4 |
4.5
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| glIsSampler | - | - | - | - | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
✔
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glGenSamplers(), glBindSampler(), glDeleteSamplers()
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