glDrawTransformFeedback

render primitives using a count derived from a transform feedback object

function glDrawTransformFeedback(int $mode, int $id) : void

arguments

1. int $mode Specifies what kind of primitives to render. Symbolic constants GL_POINTS, GL_LINE_STRIP, GL_LINE_LOOP, GL_LINES, GL_LINE_STRIP_ADJACENCY, GL_LINES_ADJACENCY, GL_TRIANGLE_STRIP, GL_TRIANGLE_FAN, GL_TRIANGLES, GL_TRIANGLE_STRIP_ADJACENCY, GL_TRIANGLES_ADJACENCY, and GL_PATCHES are accepted.
2. int $id Specifies the name of a transform feedback object from which to retrieve a primitive count.

returns

void

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