Исправление опечатки
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2 changed files with 26 additions and 10 deletions
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@ -280,6 +280,22 @@ inline int bgc_matrix3x3_is_rotation_fp32(const BgcMatrix3x3FP32* matrix)
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return 0;
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return 0;
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}
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}
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BgcMatrix3x3FP32 transposed, product;
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bgc_matrix3x3_transpose_fp32(matrix, &transposed);
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bgc_matrix_product_3x3_at_3x3_fp32(matrix, &transposed, &product);
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return bgc_is_unit_fp32(product.r1c1) && bgc_is_zero_fp32(product.r1c2) && bgc_is_zero_fp32(product.r1c3)
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&& bgc_is_zero_fp32(product.r2c1) && bgc_is_unit_fp32(product.r2c2) && bgc_is_zero_fp32(product.r2c3)
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&& bgc_is_zero_fp32(product.r3c1) && bgc_is_zero_fp32(product.r3c2) && bgc_is_unit_fp32(product.r3c3);
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}
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inline int bgc_matrix3x3_is_rotation_fp32a(const BgcMatrix3x3FP32* matrix)
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{
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if (!bgc_is_unit_fp32(bgc_matrix3x3_get_determinant_fp32(matrix))) {
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return 0;
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}
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const float product_r1c1 = matrix->r1c1 * matrix->r1c1 + matrix->r1c2 * matrix->r2c1 + matrix->r1c3 * matrix->r3c1;
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const float product_r1c1 = matrix->r1c1 * matrix->r1c1 + matrix->r1c2 * matrix->r2c1 + matrix->r1c3 * matrix->r3c1;
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