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SceneKitでふんわりした影を描画する/potatotips58
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noppefoxwolf
January 28, 2019
Programming
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SceneKitでふんわりした影を描画する/potatotips58
noppefoxwolf
January 28, 2019
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Transcript
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$POUBDU4IBEPXͬͯΈ͍ͨʂ
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// ΦϒδΣΫτ let scene = SCNScene(named: "stratocaster.scn")! // ϥΠτ let
light = SCNLight() light.type = .directional light.castsShadow = true let lightNode = SCNNode() lightNode.light = light // চ let floor = SCNFloor() ...
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TDSFFOTQBDFBNCJFOUPDDMVTJPO ମ͕ۙͯ͠ڱ͘ͳͬͨͱ͜Ζ෦ͷ۱ͳͲʹɺपғͷޫʢڥ ޫʣ͕ःΒΕΔ͜ͱʹΑͬͯӨ͕ݱΕΔݱΛΞϯϏΤϯτɾΦΫ ϧʔδϣϯʢڥःṭڥด࠹ɺӳBNCJFOUPDDMVTJPOʣͱݺ Ϳɻ44"0%ը໘ͷϨϯμϦϯά݁ՌʹޙॲཧΛ͔͚ΔϙετΤ ϑΣΫτͷҰछͰ͋ΓɺٖࣅతͳϨϯμϦϯά݁ՌʹՃ͢ΔͷͰ ͋Δɻ IUUQTKBXJLJQFEJBPSHXJLJ44"0
44"0 camera?.screenSpaceAmbientOcclusionIntensity = 5 camera?.screenSpaceAmbientOcclusionNormalThreshold = 0.1 camera?.screenSpaceAmbientOcclusionDepthThreshold = 0.08
camera?.screenSpaceAmbientOcclusionBias = 0.33 camera?.screenSpaceAmbientOcclusionRadius = 3.0
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ͬͯΈͨ ΧϝϥΛೋͭஔͯ͠ɺԼ͔ΒͷೖྗΛਂʹม͠ ͯϒϥʔΛ͔͚Δɻ
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Ө͚ͩ࡞ͬͯΈͨ w Α͘ΈΔͱϞΞϨʢࣶ༷ʣ ͕ʜ w ͦͦΧϝϥஔ͘ͷʜ w γΣʔμਅ໘ʹॻ͜͏ͱ͢Δ ͱαΫοͱग़དྷͳͦ͏
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݁Ռ
՝ w Өͷೱ୶ͳͲ·ͩ'JMFͷදݱʹୡ͍ͯ͠ͳ͍ w 4$/5FDIOJRVFͰશͯ݁ग़དྷΔ͔ w TIBEFS.PEJpFSTͰϥΠςΟϯάγΣʔμ͕࿔ΕΔ
͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ