70 lines
2.9 KiB
Swift
Executable File
70 lines
2.9 KiB
Swift
Executable File
/**
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* Copyright (c) 2019 Razeware LLC
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* Notwithstanding the foregoing, you may not use, copy, modify, merge, publish,
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* distribute, sublicense, create a derivative work, and/or sell copies of the
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* Software in any work that is designed, intended, or marketed for pedagogical or
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* instructional purposes related to programming, coding, application development,
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* or information technology. Permission for such use, copying, modification,
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* merger, publication, distribution, sublicensing, creation of derivative works,
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* or sale is expressly withheld.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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import MetalKit
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class Submesh {
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var submesh: MTKSubmesh
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var material = Material()
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init(submesh: MTKSubmesh, mdlSubmesh: MDLSubmesh) {
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self.submesh = submesh
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material = createMaterialFrom(submesh: mdlSubmesh)
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}
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func createMaterialFrom(submesh: MDLSubmesh) -> Material {
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var material = Material()
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if let baseColor = submesh.material?.propertyNamed("baseColor"),
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baseColor.type == .float3 {
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material.baseColor = [Float(baseColor.float3Value.x),
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Float(baseColor.float3Value.y),
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Float(baseColor.float3Value.z)]
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}
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if let specular = submesh.material?.propertyNamed("specular") {
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if specular.type == .float3 {
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material.specularColor = float3(Float(specular.float4Value.x),
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Float(specular.float4Value.y),
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Float(specular.float4Value.z))
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}
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}
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if let shininess = submesh.material?.propertyNamed("specularExponent") {
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if shininess.type == .float {
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material.shininess = shininess.floatValue
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}
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}
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if let emission = submesh.material?.propertyNamed("emission") {
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if emission.type == .float3 {
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material.emissionColor = emission.float3Value
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}
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}
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return material
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}
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}
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