glBeginQuery

delimit the boundaries of a query object

function glBeginQuery(int $target, int $id) : void

arguments

1. int $target Specifies the target type of query object established between glBeginQuery and the subsequent glEndQuery. The symbolic constant must be one of GL_SAMPLES_PASSED, GL_ANY_SAMPLES_PASSED, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, GL_PRIMITIVES_GENERATED, GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN, or GL_TIME_ELAPSED.
2. int $id Specifies the name of a query object.

returns

void

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