/*
* Copyright (c) 2008-2023 Jonathan Schleifer <js@nil.im>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#import "TestsAppDelegate.h"
static OFString *const module = @"OFMatrix4x4Tests";
@implementation TestsAppDelegate (OFMatrix4x4Tests)
- (void)matrix4x4Tests
{
void *pool = objc_autoreleasePoolPush();
OFMatrix4x4 *matrix, *matrix2;
OFVector3D point;
TEST(@"+[identityMatrix]",
memcmp([[OFMatrix4x4 identityMatrix] values], (float [16]){
1, 0, 0, 0,
0, 1, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1
}, 16 * sizeof(float)) == 0)
TEST(@"+[matrixWithValues:]",
(matrix = [OFMatrix4x4 matrixWithValues: (float [16]){
1, 2, 3, 4,
5, 6, 7, 8,
9, 10, 11, 12,
13, 14, 15, 16
}]))
TEST(@"-[description]",
[matrix.description isEqual: @"<OFMatrix4x4: {\n"
@"\t1 5 9 13\n"
@"\t2 6 10 14\n"
@"\t3 7 11 15\n"
@"\t4 8 12 16\n"
@"}>"])
TEST(@"-[transpose]",
R([matrix transpose]) && memcmp(matrix.values, (float [16]){
1, 5, 9, 13,
2, 6, 10, 14,
3, 7, 11, 15,
4, 8, 12, 16
}, 16 * sizeof(float)) == 0)
TEST(@"-[isEqual:]", [[OFMatrix4x4 identityMatrix] isEqual:
[OFMatrix4x4 matrixWithValues: (float [16]){
1, 0, 0, 0,
0, 1, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1
}]])
TEST(@"-[copy]", (matrix2 = [matrix copy]) && [matrix2 isEqual: matrix])
TEST(@"-[multiplyWithMatrix:] #1",
R([matrix2 multiplyWithMatrix: [OFMatrix4x4 identityMatrix]]) &&
[matrix2 isEqual: matrix])
matrix2 = [OFMatrix4x4 matrixWithValues: (float [16]){
100, 500, 900, 1300,
200, 600, 1000, 1400,
300, 700, 1100, 1500,
400, 800, 1200, 1600
}];
TEST(@"-[multiplyWithMatrix:] #2",
R([matrix2 multiplyWithMatrix: matrix]) &&
[matrix2 isEqual: [OFMatrix4x4 matrixWithValues: (float [16]){
9000, 20200, 31400, 42600,
10000, 22800, 35600, 48400,
11000, 25400, 39800, 54200,
12000, 28000, 44000, 60000
}]])
TEST(@"[-translateWithVector3D:]",
R(matrix2 = [OFMatrix4x4 identityMatrix]) &&
R([matrix2 translateWithVector3D: OFMakeVector3D(1, 2, 3)]) &&
R(point = [matrix2 transformedPoint3D: OFMakeVector3D(2, 3, 4)]) &&
point.x == 3 && point.y == 5 && point.z == 7)
TEST(@"-[scaleWithVector3D:]",
R([matrix2 scaleWithVector3D: OFMakeVector3D(-1, 0.5, 2)]) &&
R(point = [matrix2 transformedPoint3D: OFMakeVector3D(2, 3, 4)]) &&
point.x == -3 && point.y == 2.5 && point.z == 14)
TEST(@"-[transformedPoint3D:]",
R((point = [matrix transformedPoint3D: OFMakeVector3D(1, 2, 3)])) &&
point.x == 18 && point.y == 46 && point.z == 74)
objc_autoreleasePoolPop(pool);
}
@end