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Hit an assertion that kernel threadgroup size must be <= 256. Need to figure out how to make this work.

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This commit is contained in:
Eryn Wells 2018-10-27 08:53:54 -07:00
parent 9c0e3dccbd
commit af3031ece6
1 changed files with 2 additions and 1 deletions
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3
MetaballsKit/MarchingSquares.swift
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@ -174,13 +174,14 @@ class MarchingSquares {
return
}
encoder.label = "Sample Field"
encoder.label = "Sampling"
encoder.setComputePipelineState(samplingPipeline)
encoder.setBuffer(parametersBuffer, offset: 0, index: 0)
encoder.setBuffer(field.ballBuffer, offset: 0, index: 1)
encoder.setBuffer(samplesBuffer, offset: 0, index: 2)
// Dispatch!
// TODO: Kernel threadgroup size limit is 256. Figure out how to make this work.
let gridSize = MTLSize(width: xSamples, height: ySamples, depth: 1)
let threadgroupSize = MTLSize(width: xSamples, height: 1, depth: 1)
encoder.dispatchThreads(gridSize, threadsPerThreadgroup: threadgroupSize)