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37 lines
1.8 KiB
Plaintext
37 lines
1.8 KiB
Plaintext
CLASS net/minecraft/class_7837 net/minecraft/util/math/MatrixUtil
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FIELD field_40746 COT_PI_OVER_8 F
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FIELD field_40747 COS_PI_OVER_8 F
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FIELD field_40748 SIN_PI_OVER_8 F
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METHOD method_46410 qrGivensQuaternion (FF)Lcom/mojang/datafixers/util/Pair;
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COMMENT Computes the Givens quaternion for a QR factorization.
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COMMENT See Algorithm 4 of <a href="https://pages.cs.wisc.edu/~sifakis/papers/SVD_TR1690.pdf">
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COMMENT https://pages.cs.wisc.edu/~sifakis/papers/SVD_TR1690.pdf</a>.
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COMMENT
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COMMENT @return a pair {@code (c, s) = (cos(theta), sin(theta))}
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ARG 0 a1
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ARG 1 a2
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METHOD method_46411 approximateGivensQuaternion (FFF)Lcom/mojang/datafixers/util/Pair;
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COMMENT Computes the approximate Givens rotation factors {@code (c, s) = (cos(phi), sin(phi))} for a 2×2 matrix.
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COMMENT See Algorithm 4 of <a href="https://pages.cs.wisc.edu/~sifakis/papers/SVD_TR1690.pdf">
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COMMENT https://pages.cs.wisc.edu/~sifakis/papers/SVD_TR1690.pdf</a>.
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COMMENT
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COMMENT @return a pair {@code (c, s) = (cos(theta), sin(theta))}
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ARG 0 a11
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COMMENT the top-left element of the matrix
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ARG 1 a12
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COMMENT the average of the two elements on the minor diagonal
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ARG 2 a22
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COMMENT the bottom-right element of the matrix
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METHOD method_46412 svdDecompose (Lorg/joml/Matrix3f;)Lorg/apache/commons/lang3/tuple/Triple;
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COMMENT Performs an approximate singular value decomposition on a 3×3 matrix.
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COMMENT See Algorithm 4 of <a href="https://pages.cs.wisc.edu/~sifakis/papers/SVD_TR1690.pdf">
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COMMENT https://pages.cs.wisc.edu/~sifakis/papers/SVD_TR1690.pdf</a>.
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ARG 0 A
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METHOD method_46413 affineTransform (Lorg/joml/Matrix4f;)Lorg/joml/Matrix4x3f;
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ARG 0 matrix
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METHOD method_46414 scale (Lorg/joml/Matrix4f;F)Lorg/joml/Matrix4f;
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ARG 0 matrix
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ARG 1 scalar
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METHOD method_46415 applyJacobiIteration (Lorg/joml/Matrix3f;)Lorg/joml/Quaternionf;
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ARG 0 S
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