59 lines
1.5 KiB
C#
59 lines
1.5 KiB
C#
using StgSharp.Geometries;
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using StgSharp.Math;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace StgSharp.Graphics
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{
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public class PlainGeometryMesh
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{
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private IGeometry _shape;
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private Image _texture;
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private vec2d[] textureCoord;
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public PlainGeometryMesh(
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IGeometry shape, Image texture, IEnumerable<vec2d> texCoord
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)
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{
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if (shape==null)
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{
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throw new ArgumentNullException(nameof(shape));
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}
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if (texCoord == null)
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{
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throw new ArgumentNullException(nameof(texCoord));
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}
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_shape = shape;
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textureCoord = new vec2d[shape.VertexCount];
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_texture = texture;
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if (texCoord is not vec2d[] source)
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{
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source = texCoord.ToArray();
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}
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if (textureCoord.Length > source.Length)
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{
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throw new ArgumentException(paramName: nameof(texCoord), message: "Amount of texture coordination is too less");
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}
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Array.Copy(sourceArray: source, textureCoord, textureCoord.Length);
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return;
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}
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public ReadOnlySpan<int> MeshIndices => _shape.VertexIndices;
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public vec4d[] VertexArray => _shape.VertexStream;
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public Image Texture
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{
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get => _texture;
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internal set => _texture = value;
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}
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public vec2d[] TextureCoord => textureCoord;
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}
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}
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