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allow extending the max width of a runtime texture packer

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Ell 2021-01-18 01:25:20 +01:00
parent e783f4f769
commit e2cb125356
1 changed files with 12 additions and 4 deletions
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16
MLEM.Data/RuntimeTexturePacker.cs
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@ -16,6 +16,7 @@ namespace MLEM.Data {
public class RuntimeTexturePacker {
private readonly List<Request> textures = new List<Request>();
private readonly bool autoIncreaseMaxWidth;
/// <summary>
/// The generated packed texture.
@ -34,14 +35,16 @@ namespace MLEM.Data {
/// The time that <see cref="Pack"/> took the last time it was called
/// </summary>
public TimeSpan LastTotalTime => this.LastCalculationTime + this.LastPackTime;
private readonly int maxWidth;
private int maxWidth;
/// <summary>
/// Creates a new runtime texture packer with the given settings
/// </summary>
/// <param name="maxWidth">The maximum width that the packed texture can have. Defaults to 2048.</param>
public RuntimeTexturePacker(int maxWidth = 2048) {
/// <param name="autoIncreaseMaxWidth">Whether the maximum width should be increased if there is a texture to be packed that is wider than <see cref="maxWidth"/>. Defaults to false.</param>
public RuntimeTexturePacker(int maxWidth = 2048, bool autoIncreaseMaxWidth = false) {
this.maxWidth = maxWidth;
this.autoIncreaseMaxWidth = autoIncreaseMaxWidth;
}
/// <summary>
@ -64,8 +67,13 @@ namespace MLEM.Data {
public void Add(TextureRegion texture, Action<TextureRegion> result) {
if (this.PackedTexture != null)
throw new InvalidOperationException("Cannot add texture to a texture packer that is already packed");
if (texture.Width > this.maxWidth)
throw new InvalidOperationException($"Cannot add texture with width {texture.Width} to a texture packer with max width {this.maxWidth}");
if (texture.Width > this.maxWidth) {
if (this.autoIncreaseMaxWidth) {
this.maxWidth = texture.Width;
} else {
throw new InvalidOperationException($"Cannot add texture with width {texture.Width} to a texture packer with max width {this.maxWidth}");
}
}
this.textures.Add(new Request(texture, result));
}