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Rename an unnecessarily long variable

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Eryn Wells 2018-11-03 16:25:57 -04:00
parent dac8f24568
commit f1517a2166
1 changed files with 20 additions and 20 deletions
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40
Terrain2/Terrain.swift
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@ -13,33 +13,33 @@ class Terrain: NSObject {
/// Create a Metal vertex descriptor specifying how vertices will by laid out for input into our render pipeline and how we'll layout our Model IO vertices.
class func buildVertexDescriptor() -> MTLVertexDescriptor {
let mtlVertexDescriptor = MTLVertexDescriptor()
let desc = MTLVertexDescriptor()
mtlVertexDescriptor.attributes[VertexAttribute.position.rawValue].format = .float3
mtlVertexDescriptor.attributes[VertexAttribute.position.rawValue].offset = 0
mtlVertexDescriptor.attributes[VertexAttribute.position.rawValue].bufferIndex = BufferIndex.meshPositions.rawValue
desc.attributes[VertexAttribute.position.rawValue].format = .float3
desc.attributes[VertexAttribute.position.rawValue].offset = 0
desc.attributes[VertexAttribute.position.rawValue].bufferIndex = deschPositions.rawValue
mtlVertexDescriptor.attributes[VertexAttribute.texcoord.rawValue].format = .float2
mtlVertexDescriptor.attributes[VertexAttribute.texcoord.rawValue].offset = 0
mtlVertexDescriptor.attributes[VertexAttribute.texcoord.rawValue].bufferIndex = BufferIndex.meshGenerics.rawValue
desc.attributes[VertexAttribute.texcoord.rawValue].format = .float2
desc.attributes[VertexAttribute.texcoord.rawValue].offset = 0
desc.attributes[VertexAttribute.texcoord.rawValue].bufferIndex = deschGenerics.rawValue
mtlVertexDescriptor.attributes[VertexAttribute.gridCoord.rawValue].format = .uint2
mtlVertexDescriptor.attributes[VertexAttribute.gridCoord.rawValue].offset = 0
mtlVertexDescriptor.attributes[VertexAttribute.gridCoord.rawValue].bufferIndex = BufferIndex.meshGridCoords.rawValue
desc.attributes[VertexAttribute.gridCoord.rawValue].format = .uint2
desc.attributes[VertexAttribute.gridCoord.rawValue].offset = 0
desc.attributes[VertexAttribute.gridCoord.rawValue].bufferIndex = deschGridCoords.rawValue
mtlVertexDescriptor.layouts[BufferIndex.meshPositions.rawValue].stride = 12
mtlVertexDescriptor.layouts[BufferIndex.meshPositions.rawValue].stepRate = 1
mtlVertexDescriptor.layouts[BufferIndex.meshPositions.rawValue].stepFunction = .perVertex
desc.layouts[BufferIndex.meshPositions.rawValue].stride = 12
desc.layouts[BufferIndex.meshPositions.rawValue].stepRate = 1
desc.layouts[BufferIndex.meshPositions.rawValue].stepFunction = .perVertex
mtlVertexDescriptor.layouts[BufferIndex.meshGenerics.rawValue].stride = 8
mtlVertexDescriptor.layouts[BufferIndex.meshGenerics.rawValue].stepRate = 1
mtlVertexDescriptor.layouts[BufferIndex.meshGenerics.rawValue].stepFunction = .perVertex
desc.layouts[BufferIndex.meshGenerics.rawValue].stride = 8
desc.layouts[BufferIndex.meshGenerics.rawValue].stepRate = 1
desc.layouts[BufferIndex.meshGenerics.rawValue].stepFunction = .perVertex
mtlVertexDescriptor.layouts[BufferIndex.meshGridCoords.rawValue].stride = MemoryLayout<uint2>.stride
mtlVertexDescriptor.layouts[BufferIndex.meshGridCoords.rawValue].stepRate = 1
mtlVertexDescriptor.layouts[BufferIndex.meshGridCoords.rawValue].stepFunction = .perVertex
desc.layouts[BufferIndex.meshGridCoords.rawValue].stride = MemoryLayout<uint2>.stride
desc.layouts[BufferIndex.meshGridCoords.rawValue].stepRate = 1
desc.layouts[BufferIndex.meshGridCoords.rawValue].stepFunction = .perVertex
return mtlVertexDescriptor
return desc
}
/// Create and condition mesh data to feed into a pipeline using the given vertex descriptor.