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Merge pull request #2196 from jp2masa/matrix-optimization
Removed duplicate call to GetDeterminant
pull/2201/head
Jumar Macato
8 years ago
committed by
GitHub
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1 changed files with
3 additions and
3 deletions
-
src/Avalonia.Visuals/Matrix.cs
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@ -293,13 +293,13 @@ namespace Avalonia |
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/// <returns>The inverted matrix.</returns>
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/// <returns>The inverted matrix.</returns>
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public Matrix Invert() |
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public Matrix Invert() |
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{ |
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{ |
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if (GetDeterminant() == 0) |
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double d = GetDeterminant(); |
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if (d == 0) |
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{ |
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{ |
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throw new InvalidOperationException("Transform is not invertible."); |
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throw new InvalidOperationException("Transform is not invertible."); |
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} |
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} |
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double d = GetDeterminant(); |
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return new Matrix( |
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return new Matrix( |
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_m22 / d, |
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_m22 / d, |
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-_m12 / d, |
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-_m12 / d, |
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