Rendering & implementation · 5 / 10
Frustum / Occlusion Culling
画面外や遮蔽物の奥を描画対象から外す。
Compare in motion
Interactive model
視野外へ出る粒子
AReference
視野外も描画の候補にする
BFrustum / Occlusion Culling100%
見えない物体の描画を省ける
Scrub to pause and inspect. At 0%, B matches A; at 100%, B shows the effect. The scene repeats every 8 seconds.
Look for: 見えない対象を除く → 見える粒子だけ描く。
This model simplifies the technique to show its use case and effect. Operation counts describe the model; they are not performance measurements.
Read the storyboard
例: 視野外へ出る粒子
1. Start
画面に粒子がいる
2. Change
見えない対象を除く
3. Result
見える粒子だけ描く
How it works
1. Input
視錐台と遮蔽物
2. Process
見えない対象を除く
3. Result
必要な物だけ描画
Further reading
Unity ComputeShader ↗A general reference for this subcategory.