Choosing OpenGL VBO Usage Hints: Static, Dynamic, and Buffer Orphaning
Misusing OpenGL buffer usage hints can cause per-frame stalls. Learn how GL_STREAM_DRAW, GL_DYNAMIC_DRAW, and buffer orphaning keep the CPU and GPU in sync.
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Misusing OpenGL buffer usage hints can cause per-frame stalls. Learn how GL_STREAM_DRAW, GL_DYNAMIC_DRAW, and buffer orphaning keep the CPU and GPU in sync.
Per-frame vertex uploads can stall your render loop through hidden driver synchronization. Compare glBufferSubData, buffer orphaning, and persistent coherent mapping, with a fenced ring-buffer implementation and a validation plan.