41 lines
1.8 KiB
C#
41 lines
1.8 KiB
C#
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using UnityEngine;
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namespace Rive.Components
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{
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/// <summary>
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/// Base class for providing atlas packing strategies to the AtlasRenderTargetStrategy.
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/// Allows customization of how render targets are packed into the atlas texture.
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/// </summary>
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public abstract class RenderTargetAtlasPackingProvider : MonoBehaviour
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{
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/// <summary>
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/// Interface defining the required methods for an atlas packing strategy.
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/// Implementations determine how rectangles are arranged within the atlas texture.
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/// </summary>
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public interface IPackingStrategy
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{
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/// <summary>
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/// Initializes the packing strategy with the given dimensions. If already initialized, resets the packing area and clears any existing rectangles.
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/// </summary>
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/// <param name="width">The width of the packing area</param>
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/// <param name="height">The height of the packing area</param>
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void Initialize(int width, int height);
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/// <summary>
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/// Attempts to insert a rectangle of the given dimensions into the packing area.
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/// </summary>
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/// <param name="width">The width of the rectangle to insert</param>
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/// <param name="height">The height of the rectangle to insert</param>
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/// <param name="rect">The resulting position and dimensions if insertion succeeds</param>
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/// <returns>True if insertion succeeded, false if there was no room</returns>
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bool TryInsert(int width, int height, out RectInt rect);
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}
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/// <summary>
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/// The packing strategy to use when packing the render targets into the atlas.
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/// </summary>
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public abstract IPackingStrategy PackingStrategy { get; }
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}
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}
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