87 lines
2.7 KiB
C#
87 lines
2.7 KiB
C#
//-----------------------------------------------------------------------
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// -----------------------------------------------------------------------
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// file="TextureProvider.cs"
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// Project: StgSharp
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// AuthorGroup: Nitload Space
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// Copyright (c) Nitload Space. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the “Software”), to deal in the Software without restriction,
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// including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software,
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// and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and
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// this permission notice shall be included in all copies
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// or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED “AS IS”,
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// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH
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// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// -----------------------------------------------------------------------
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// -----------------------------------------------------------------------
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using StgSharp.Mathematics.Graphic;
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using System;
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using System.Diagnostics.CodeAnalysis;
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namespace StgSharp.Graphics
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{
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public class TextureProvider : IImageProvider
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{
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private Vec2[] _texCoord;
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private Image _tex;
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public TextureProvider(Image image, Vec2[] coord)
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{
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_tex = image;
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_texCoord = coord;
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}
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public ref Vec2 this[int index]
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{
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get => ref _texCoord[index];
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}
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public Span<Vec2> TextureCoordinate
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{
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get => new Span<Vec2>(_texCoord);
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}
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public Image ProvideImage()
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{
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return _tex;
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}
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public void ReadImage(IImageProvider provider)
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{
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_tex = provider.ProvideImage();
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}
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public void UpdateFromImage([NotNull]Image i)
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{
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if (i == _tex) {
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return;
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}
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if (i.Size == _tex.Size)
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{
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_tex = i;
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} else
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{
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throw new ArgumentException(
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$"Size of {nameof(i)} does not equals to current image.");
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}
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}
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}
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}
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