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Load contents of previous pass before rendering geometry

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This commit is contained in:
Eryn Wells 2018-10-11 16:40:29 -07:00
parent 7a14ac461e
commit e212a338d7
1 changed files with 3 additions and 1 deletions
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4
MetaballsKit/Renderer.swift
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@ -181,8 +181,10 @@ public class Renderer: NSObject, MTKViewDelegate {
didEncode = true
}
let pass = renderPass.copy() as! MTLRenderPassDescriptor
pass.colorAttachments[0].loadAction = .load
if let pipeline = marchingSquaresPipeline,
let encoder = buffer.makeRenderCommandEncoder(descriptor: renderPass) {
let encoder = buffer.makeRenderCommandEncoder(descriptor: pass) {
encoder.label = "Marching Squares Render"
encoder.setRenderPipelineState(pipeline)
encoder.setVertexBytes(points, length: points.count * MemoryLayout<Vertex>.stride, index: 0)