From f1517a216671e4ebb34f1298003253b1d17de1c8 Mon Sep 17 00:00:00 2001
From: Eryn Wells <eryn@erynwells.me>
Date: Sat, 3 Nov 2018 16:25:57 -0400
Subject: [PATCH] Rename an unnecessarily long variable

---
 Terrain2/Terrain.swift | 40 ++++++++++++++++++++--------------------
 1 file changed, 20 insertions(+), 20 deletions(-)

diff --git a/Terrain2/Terrain.swift b/Terrain2/Terrain.swift
index d11cf3a..e5c4731 100644
--- a/Terrain2/Terrain.swift
+++ b/Terrain2/Terrain.swift
@@ -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.