53 lines
1.6 KiB
C#
53 lines
1.6 KiB
C#
#region --- License ---
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/* Copyright (c) 2006, 2007 Stefanos Apostolopoulos
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* See license.txt for license info
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*/
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Text;
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using OpenTK.Math;
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namespace Examples.Shapes
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{
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public class Plane : Shape
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{
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public Plane(int x_res, int y_res, float x_scale, float y_scale)
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{
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Vertices = new Vector3[x_res * y_res];
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Normals = new Vector3[x_res * y_res];
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Indices = new int[6 * x_res * y_res];
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Texcoords = new Vector2[x_res * y_res];
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int i = 0;
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for (int y = -y_res / 2; y < y_res / 2; y++)
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{
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for (int x = -x_res / 2; x < x_res / 2; x++)
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{
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Vertices[i].X = x_scale * (float)x / (float)x_res;
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Vertices[i].Y = y_scale * (float)y / (float)y_res;
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Vertices[i].Z = 0;
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Normals[i].X = Normals[i].Y = 0;
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Normals[i].Z = 1;
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i++;
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}
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}
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i = 0;
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for (int y = 0; y < y_res - 1; y++)
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{
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for (int x = 0; x < x_res - 1; x++)
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{
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Indices[i++] = (y + 0) * x_res + x;
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Indices[i++] = (y + 1) * x_res + x;
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Indices[i++] = (y + 0) * x_res + x + 1;
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Indices[i++] = (y + 0) * x_res + x + 1;
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Indices[i++] = (y + 1) * x_res + x;
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Indices[i++] = (y + 1) * x_res + x + 1;
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}
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}
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}
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}
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}
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