191 lines
7.7 KiB
C#
191 lines
7.7 KiB
C#
/*
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* Copyright 2019-2025 Andrey Pokidov <andrey.pokidov@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using System;
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/*
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* Author: Andrey Pokidov
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* Date: 11 Nov 2024
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*/
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namespace Geometry
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{
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public class SPMatrixProduct
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{
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public static void Get2x2At2x2(in SPMatrix2x2 left, in SPMatrix2x2 right, out SPMatrix2x2 product)
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{
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float r1c1 = left.r1c1 * right.r1c1 + left.r1c2 * right.r2c1;
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float r1c2 = left.r1c1 * right.r1c2 + left.r1c2 * right.r2c2;
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float r2c1 = left.r2c1 * right.r1c1 + left.r2c2 * right.r2c1;
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float r2c2 = left.r2c1 * right.r1c2 + left.r2c2 * right.r2c2;
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product.r1c1 = r1c1;
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product.r1c2 = r1c2;
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product.r2c1 = r2c1;
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product.r2c2 = r2c2;
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}
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public static void Get2x2At3x2(in SPMatrix2x2 left, in SPMatrix3x2 right, out SPMatrix3x2 product)
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{
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float r1c1 = left.r1c1 * right.r1c1 + left.r1c2 * right.r2c1;
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float r1c2 = left.r1c1 * right.r1c2 + left.r1c2 * right.r2c2;
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float r1c3 = left.r1c1 * right.r1c3 + left.r1c2 * right.r2c3;
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float r2c1 = left.r2c1 * right.r1c1 + left.r2c2 * right.r2c1;
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float r2c2 = left.r2c1 * right.r1c2 + left.r2c2 * right.r2c2;
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float r2c3 = left.r2c1 * right.r1c3 + left.r2c2 * right.r2c3;
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product.r1c1 = r1c1;
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product.r1c2 = r1c2;
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product.r1c3 = r1c3;
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product.r2c1 = r2c1;
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product.r2c2 = r2c2;
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product.r2c3 = r2c3;
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}
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public static void Get2x3At2x2(in SPMatrix2x3 left, in SPMatrix2x2 right, out SPMatrix2x3 product)
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{
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float r1c1 = left.r1c1 * right.r1c1 + left.r1c2 * right.r2c1;
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float r1c2 = left.r1c1 * right.r1c2 + left.r1c2 * right.r2c2;
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float r2c1 = left.r2c1 * right.r1c1 + left.r2c2 * right.r2c1;
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float r2c2 = left.r2c1 * right.r1c2 + left.r2c2 * right.r2c2;
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float r3c1 = left.r3c1 * right.r1c1 + left.r3c2 * right.r2c1;
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float r3c2 = left.r3c1 * right.r1c2 + left.r3c2 * right.r2c2;
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product.r1c1 = r1c1;
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product.r1c2 = r1c2;
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product.r2c1 = r2c1;
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product.r2c2 = r2c2;
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product.r3c1 = r3c1;
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product.r3c2 = r3c2;
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}
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public static void Get2x3At3x2(in SPMatrix2x3 left, in SPMatrix3x2 right, out SPMatrix3x3 product)
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{
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float r1c1 = left.r1c1 * right.r1c1 + left.r1c2 * right.r2c1;
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float r1c2 = left.r1c1 * right.r1c2 + left.r1c2 * right.r2c2;
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float r1c3 = left.r1c1 * right.r1c3 + left.r1c2 * right.r2c3;
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float r2c1 = left.r2c1 * right.r1c1 + left.r2c2 * right.r2c1;
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float r2c2 = left.r2c1 * right.r1c2 + left.r2c2 * right.r2c2;
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float r2c3 = left.r2c1 * right.r1c3 + left.r2c2 * right.r2c3;
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float r3c1 = left.r3c1 * right.r1c1 + left.r3c2 * right.r2c1;
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float r3c2 = left.r3c1 * right.r1c2 + left.r3c2 * right.r2c2;
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float r3c3 = left.r3c1 * right.r1c2 + left.r3c2 * right.r2c3;
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product.r1c1 = r1c1;
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product.r1c2 = r1c2;
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product.r1c3 = r1c3;
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product.r2c1 = r2c1;
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product.r2c2 = r2c2;
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product.r2c3 = r2c3;
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product.r3c1 = r3c1;
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product.r3c2 = r3c2;
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product.r3c3 = r3c3;
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}
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public static void Get3x2At3x3(in SPMatrix3x2 left, in SPMatrix3x3 right, out SPMatrix3x2 product)
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{
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float r1c1 = left.r1c1 * right.r1c1 + left.r1c2 * right.r2c1 + left.r1c3 * right.r3c1;
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float r1c2 = left.r1c1 * right.r1c2 + left.r1c2 * right.r2c2 + left.r1c3 * right.r3c2;
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float r1c3 = left.r1c1 * right.r1c3 + left.r1c2 * right.r2c3 + left.r1c3 * right.r3c3;
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float r2c1 = left.r2c1 * right.r1c1 + left.r2c2 * right.r2c1 + left.r2c3 * right.r3c1;
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float r2c2 = left.r2c1 * right.r1c2 + left.r2c2 * right.r2c2 + left.r2c3 * right.r3c2;
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float r2c3 = left.r2c1 * right.r1c3 + left.r2c2 * right.r2c3 + left.r2c3 * right.r3c3;
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product.r1c1 = r1c1;
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product.r1c2 = r1c2;
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product.r1c3 = r1c3;
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product.r2c1 = r2c1;
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product.r2c2 = r2c2;
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product.r2c3 = r2c3;
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}
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public static void Get3x2At2x3(in SPMatrix3x2 left, in SPMatrix2x3 right, out SPMatrix2x2 product)
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{
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float r1c1 = left.r1c1 * right.r1c1 + left.r1c2 * right.r2c1 + left.r1c3 * right.r3c1;
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float r1c2 = left.r1c1 * right.r1c2 + left.r1c2 * right.r2c2 + left.r1c3 * right.r3c2;
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float r2c1 = left.r2c1 * right.r1c1 + left.r2c2 * right.r2c1 + left.r2c3 * right.r3c1;
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float r2c2 = left.r2c1 * right.r1c2 + left.r2c2 * right.r2c2 + left.r2c3 * right.r3c2;
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product.r1c1 = r1c1;
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product.r1c2 = r1c2;
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product.r2c1 = r2c1;
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product.r2c2 = r2c2;
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}
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public static void Get3x3At2x3(in SPMatrix3x3 left, in SPMatrix2x3 right, out SPMatrix2x3 product)
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{
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float r1c1 = left.r1c1 * right.r1c1 + left.r1c2 * right.r2c1 + left.r1c3 * right.r3c1;
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float r1c2 = left.r1c1 * right.r1c2 + left.r1c2 * right.r2c2 + left.r1c3 * right.r3c2;
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float r2c1 = left.r2c1 * right.r1c1 + left.r2c2 * right.r2c1 + left.r2c3 * right.r3c1;
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float r2c2 = left.r2c1 * right.r1c2 + left.r2c2 * right.r2c2 + left.r2c3 * right.r3c2;
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float r3c1 = left.r3c1 * right.r1c1 + left.r3c2 * right.r2c1 + left.r3c3 * right.r3c1;
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float r3c2 = left.r3c1 * right.r1c2 + left.r3c2 * right.r2c2 + left.r3c3 * right.r3c2;
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product.r1c1 = r1c1;
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product.r1c2 = r1c2;
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product.r2c1 = r2c1;
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product.r2c2 = r2c2;
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product.r3c1 = r3c1;
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product.r3c2 = r3c2;
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}
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public static void Get3x3At3x3(in SPMatrix3x3 left, in SPMatrix3x3 right, out SPMatrix3x3 product)
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{
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float r1c1 = left.r1c1 * right.r1c1 + left.r1c2 * right.r2c1 + left.r1c3 * right.r3c1;
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float r1c2 = left.r1c1 * right.r1c2 + left.r1c2 * right.r2c2 + left.r1c3 * right.r3c2;
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float r1c3 = left.r1c1 * right.r1c3 + left.r1c2 * right.r2c3 + left.r1c3 * right.r3c3;
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float r2c1 = left.r2c1 * right.r1c1 + left.r2c2 * right.r2c1 + left.r2c3 * right.r3c1;
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float r2c2 = left.r2c1 * right.r1c2 + left.r2c2 * right.r2c2 + left.r2c3 * right.r3c2;
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float r2c3 = left.r2c1 * right.r1c3 + left.r2c2 * right.r2c3 + left.r2c3 * right.r3c3;
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float r3c1 = left.r3c1 * right.r1c1 + left.r3c2 * right.r2c1 + left.r3c3 * right.r3c1;
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float r3c2 = left.r3c1 * right.r1c2 + left.r3c2 * right.r2c2 + left.r3c3 * right.r3c2;
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float r3c3 = left.r3c1 * right.r1c3 + left.r3c2 * right.r2c3 + left.r3c3 * right.r3c3;
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product.r1c1 = r1c1;
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product.r1c2 = r1c2;
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product.r1c3 = r1c3;
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product.r2c1 = r2c1;
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product.r2c2 = r2c2;
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product.r2c3 = r2c3;
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product.r3c1 = r3c1;
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product.r3c2 = r3c2;
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product.r3c3 = r3c3;
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}
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}
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}
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