Created
June 3, 2018 09:10
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/// | |
/// Говорим делегату рендеренга, что на новом шаге изменяем позции узловых точек RGB-куба в сцене | |
/// Одновременно с этим на GPU шейдер деформирует координаты вершин нашего монолитного RGB-куба | |
/// | |
func renderer(_ renderer: SCNSceneRenderer, willRenderScene scene: SCNScene, atTime time: TimeInterval) { | |
guard isChanged else { return } | |
for (i,rgb) in colors.enumerated() /*meshGrid.enumerated()*/ { | |
let p = meshGrid[i] | |
let rgba = float4(rgb.r,rgb.g,rgb.b,1) | |
p.color = NSColor(color: rgba) | |
} | |
self.isChanged = false | |
} |
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