Jamoma API  0.6.0.a19
TTSineEaseOutFunction.test.cpp
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1 /** @file
2  *
3  * @ingroup dspFunctionLib
4  *
5  * @brief Unit tests for the Jamoma DSP #TTSineEaseOutFunction of the #TTFunctionLib
6  *
7  * @details Derived from Sam Hocevar's public domain C/C++ implementation of Robert Penner easing functions
8  *
9  * @authors Trond Lossius
10  *
11  * @copyright Copyright © 2014 by Trond Lossius @n
12  * This code is licensed under the terms of the "New BSD License" @n
13  * http://creativecommons.org/licenses/BSD/
14  */
15 
16 
17 #include "TTFunction.h"
18 #include "TTSineEaseOutFunction.h"
19 
20 
21 /*
22  * coefficients calculated in Octave using:
23 
24  x = linspace(0,1,128);
25  y = sin(x * pi * 0.5);
26  printf("%.16e,\n", y)
27 
28  */
29 
31 {
32  int errorCount = 0;
33  int testAssertionCount = 0;
34  int badSampleCount = 0;
35  TTAudioSignalPtr input = NULL;
36  TTAudioSignalPtr output = NULL;
37  int N = 128;
38  TTValue v;
39 
40 
41  TTFloat64 inputSignal1[128] = {
42  0.0000000000000000e+00,
43  7.8740157480314960e-03,
44  1.5748031496062992e-02,
45  2.3622047244094488e-02,
46  3.1496062992125984e-02,
47  3.9370078740157480e-02,
48  4.7244094488188976e-02,
49  5.5118110236220472e-02,
50  6.2992125984251968e-02,
51  7.0866141732283464e-02,
52  7.8740157480314960e-02,
53  8.6614173228346455e-02,
54  9.4488188976377951e-02,
55  1.0236220472440945e-01,
56  1.1023622047244094e-01,
57  1.1811023622047244e-01,
58  1.2598425196850394e-01,
59  1.3385826771653542e-01,
60  1.4173228346456693e-01,
61  1.4960629921259844e-01,
62  1.5748031496062992e-01,
63  1.6535433070866140e-01,
64  1.7322834645669291e-01,
65  1.8110236220472442e-01,
66  1.8897637795275590e-01,
67  1.9685039370078738e-01,
68  2.0472440944881889e-01,
69  2.1259842519685040e-01,
70  2.2047244094488189e-01,
71  2.2834645669291337e-01,
72  2.3622047244094488e-01,
73  2.4409448818897639e-01,
74  2.5196850393700787e-01,
75  2.5984251968503935e-01,
76  2.6771653543307083e-01,
77  2.7559055118110237e-01,
78  2.8346456692913385e-01,
79  2.9133858267716534e-01,
80  2.9921259842519687e-01,
81  3.0708661417322836e-01,
82  3.1496062992125984e-01,
83  3.2283464566929132e-01,
84  3.3070866141732280e-01,
85  3.3858267716535434e-01,
86  3.4645669291338582e-01,
87  3.5433070866141730e-01,
88  3.6220472440944884e-01,
89  3.7007874015748032e-01,
90  3.7795275590551181e-01,
91  3.8582677165354329e-01,
92  3.9370078740157477e-01,
93  4.0157480314960631e-01,
94  4.0944881889763779e-01,
95  4.1732283464566927e-01,
96  4.2519685039370081e-01,
97  4.3307086614173229e-01,
98  4.4094488188976377e-01,
99  4.4881889763779526e-01,
100  4.5669291338582674e-01,
101  4.6456692913385828e-01,
102  4.7244094488188976e-01,
103  4.8031496062992124e-01,
104  4.8818897637795278e-01,
105  4.9606299212598426e-01,
106  5.0393700787401574e-01,
107  5.1181102362204722e-01,
108  5.1968503937007871e-01,
109  5.2755905511811019e-01,
110  5.3543307086614167e-01,
111  5.4330708661417326e-01,
112  5.5118110236220474e-01,
113  5.5905511811023623e-01,
114  5.6692913385826771e-01,
115  5.7480314960629919e-01,
116  5.8267716535433067e-01,
117  5.9055118110236215e-01,
118  5.9842519685039375e-01,
119  6.0629921259842523e-01,
120  6.1417322834645671e-01,
121  6.2204724409448819e-01,
122  6.2992125984251968e-01,
123  6.3779527559055116e-01,
124  6.4566929133858264e-01,
125  6.5354330708661412e-01,
126  6.6141732283464560e-01,
127  6.6929133858267720e-01,
128  6.7716535433070868e-01,
129  6.8503937007874016e-01,
130  6.9291338582677164e-01,
131  7.0078740157480313e-01,
132  7.0866141732283461e-01,
133  7.1653543307086609e-01,
134  7.2440944881889768e-01,
135  7.3228346456692917e-01,
136  7.4015748031496065e-01,
137  7.4803149606299213e-01,
138  7.5590551181102361e-01,
139  7.6377952755905509e-01,
140  7.7165354330708658e-01,
141  7.7952755905511806e-01,
142  7.8740157480314954e-01,
143  7.9527559055118113e-01,
144  8.0314960629921262e-01,
145  8.1102362204724410e-01,
146  8.1889763779527558e-01,
147  8.2677165354330706e-01,
148  8.3464566929133854e-01,
149  8.4251968503937003e-01,
150  8.5039370078740162e-01,
151  8.5826771653543310e-01,
152  8.6614173228346458e-01,
153  8.7401574803149606e-01,
154  8.8188976377952755e-01,
155  8.8976377952755903e-01,
156  8.9763779527559051e-01,
157  9.0551181102362199e-01,
158  9.1338582677165348e-01,
159  9.2125984251968507e-01,
160  9.2913385826771655e-01,
161  9.3700787401574803e-01,
162  9.4488188976377951e-01,
163  9.5275590551181100e-01,
164  9.6062992125984248e-01,
165  9.6850393700787396e-01,
166  9.7637795275590555e-01,
167  9.8425196850393704e-01,
168  9.9212598425196852e-01,
169  1.0000000000000000e+00
170  };
171 
172 
173  TTFloat64 expectedSignal1[128] = {
174  0.0000000000000000e+00,
175  1.2368159663362913e-02,
176  2.4734427279994954e-02,
177  3.7096911092605309e-02,
178  4.9453719922738996e-02,
179  6.1802963460084098e-02,
180  7.4142752551646193e-02,
181  8.6471199490745720e-02,
182  9.8786418305794141e-02,
183  1.1108652504880456e-01,
184  1.2336963808359297e-01,
185  1.3563387837362564e-01,
186  1.4787736976946894e-01,
187  1.6009823929579747e-01,
188  1.7229461743791666e-01,
189  1.8446463842775590e-01,
190  1.9660644052928852e-01,
191  2.0871816632333506e-01,
192  2.2079796299170620e-01,
193  2.3284398260064146e-01,
194  2.4485438238350118e-01,
195  2.5682732502266792e-01,
196  2.6876097893061413e-01,
197  2.8065351853009307e-01,
198  2.9250312453341087e-01,
199  3.0430798422073607e-01,
200  3.1606629171740452e-01,
201  3.2777624827017676e-01,
202  3.3943606252240655e-01,
203  3.5104395078807760e-01,
204  3.6259813732466700e-01,
205  3.7409685460479319e-01,
206  3.8553834358660738e-01,
207  3.9692085398288718e-01,
208  4.0824264452879033e-01,
209  4.1950198324822902e-01,
210  4.3069714771882195e-01,
211  4.4182642533538669e-01,
212  4.5288811357192876e-01,
213  4.6388052024208931e-01,
214  4.7480196375801115e-01,
215  4.8565077338758367e-01,
216  4.9642528951002624e-01,
217  5.0712386386977315e-01,
218  5.1774485982861806e-01,
219  5.2828665261608365e-01,
220  5.3874762957797362e-01,
221  5.4912619042307242e-01,
222  5.5942074746795312e-01,
223  5.6962972587985716e-01,
224  5.7975156391760729e-01,
225  5.8978471317051939e-01,
226  5.9972763879527302e-01,
227  6.0957881975070782e-01,
228  6.1933674903050873e-01,
229  6.2899993389374242e-01,
230  6.3856689609321438e-01,
231  6.4803617210160513e-01,
232  6.5740631333535815e-01,
233  6.6667588637627928e-01,
234  6.7584347319081739e-01,
235  6.8490767134699104e-01,
236  6.9386709422892900e-01,
237  7.0272037124899012e-01,
238  7.1146614805743313e-01,
239  7.2010308674960033e-01,
240  7.2862986607058722e-01,
241  7.3704518161736376e-01,
242  7.4534774603831877e-01,
243  7.5353628923019544e-01,
244  7.6160955853238788e-01,
245  7.6956631891856975e-01,
246  7.7740535318562576e-01,
247  7.8512546213985479e-01,
248  7.9272546478042061e-01,
249  8.0020419848001689e-01,
250  8.0756051916272376e-01,
251  8.1479330147902440e-01,
252  8.2190143897795842e-01,
253  8.2888384427638384e-01,
254  8.3573944922532140e-01,
255  8.4246720507335737e-01,
256  8.4906608262707872e-01,
257  8.5553507240851590e-01,
258  8.6187318480957020e-01,
259  8.6807945024340172e-01,
260  8.7415291929275274e-01,
261  8.8009266285518828e-01,
262  8.8589777228522737e-01,
263  8.9156735953334432e-01,
264  8.9710055728182103e-01,
265  9.0249651907742612e-01,
266  9.0775441946090385e-01,
267  9.1287345409324927e-01,
268  9.1785283987875510e-01,
269  9.2269181508480669e-01,
270  9.2738963945841024e-01,
271  9.3194559433943458e-01,
272  9.3635898277054919e-01,
273  9.4062912960384382e-01,
274  9.4475538160410988e-01,
275  9.4873710754877116e-01,
276  9.5257369832444572e-01,
277  9.5626456702012752e-01,
278  9.5980914901696923e-01,
279  9.6320690207465709e-01,
280  9.6645730641436034e-01,
281  9.6955986479824652e-01,
282  9.7251410260554694e-01,
283  9.7531956790516261e-01,
284  9.7797583152480028e-01,
285  9.8048248711662533e-01,
286  9.8283915121942378e-01,
287  9.8504546331726328e-01,
288  9.8710108589464407e-01,
289  9.8900570448813074e-01,
290  9.9075902773445801e-01,
291  9.9236078741510303e-01,
292  9.9381073849731638e-01,
293  9.9510865917160662e-01,
294  9.9625435088567205e-01,
295  9.9724763837477470e-01,
296  9.9808836968855197e-01,
297  9.9877641621426128e-01,
298  9.9931167269645527e-01,
299  9.9969405725308313e-01,
300  9.9992351138801694e-01,
301  1.0000000000000000e+00
302  };
303 
304  // setup Function
305  this->setAttributeValue(TT("function"), TT("easeOutSine"));
306 
307 
308  // create 1 channel audio signal objects
309  TTObjectBaseInstantiate(kTTSym_audiosignal, &input, 1);
310  TTObjectBaseInstantiate(kTTSym_audiosignal, &output, 1);
311  input->allocWithVectorSize(N);
312  output->allocWithVectorSize(N);
313 
314  // create a signal to be transformed and then process it)
315  input->clear();
316  for (int i=0; i<N; i++)
317  input->mSampleVectors[0][i] = inputSignal1[i];
318 
319  this->process(input, output);
320 
321  // now test the output
322  for (int n=0; n<N; n++)
323  {
324  TTBoolean result = !TTTestFloatEquivalence(output->mSampleVectors[0][n], expectedSignal1[n]);
325  badSampleCount += result;
326  if (result)
327  TTTestLog("BAD SAMPLE @ n=%i ( value=%.10f expected=%.10f )", n, output->mSampleVectors[0][n], expectedSignal1[n]);
328  }
329 
330  TTTestAssertion("Produces correct function values",
331  badSampleCount == 0,
332  testAssertionCount,
333  errorCount);
334  if (badSampleCount)
335  TTTestLog("badSampleCount is %i", badSampleCount);
336 
337 
338  TTObjectBaseRelease(&input);
339  TTObjectBaseRelease(&output);
340 
341  // wrap up test results and pass back to whoever called test
342  return TTTestFinish(testAssertionCount, errorCount, returnedTestInfo);
343 
344 }
bool TTBoolean
Boolean flag, same as Boolean on the Mac.
Definition: TTBase.h:167
TTErr TTObjectBaseRelease(TTObjectBasePtr *anObject)
DEPRECATED.
TTSineEaseOutFunction Unit for Jamoms DSP
TTErr setAttributeValue(const TTSymbol name, TTValue &value)
Set an attribute value for an object.
double TTFloat64
64 bit floating point number
Definition: TTBase.h:188
#define TT
This macro is defined as a shortcut for doing a lookup in the symbol table.
Definition: TTSymbol.h:155
TTErr clear()
Zero out all of the sample values in the audio signal.
TTErr TTObjectBaseInstantiate(const TTSymbol className, TTObjectBasePtr *returnedObjectPtr, const TTValue arguments)
DEPRECATED.
The TTAudioSignal class represents N vectors of audio samples for M channels.
Definition: TTAudioSignal.h:57
TTSampleValue ** mSampleVectors
An array of pointers to the first sample in each vector. Declared Public for fast access...
Definition: TTAudioSignal.h:74
TTErr
Jamoma Error Codes Enumeration of error codes that might be returned by any of the TTBlue functions a...
Definition: TTBase.h:342
TTFunction is a generalized function wrapper for Jamoma DSP
virtual TTErr test(TTValue &returnedTestInfo)
Unit Tests.
TTErr allocWithVectorSize(const TTUInt16 newVectorSize)
Allocate memory for all channels at the specified vectorsize, if the vectorsize is different from the...
[doxygenAppendixC_copyExample]
Definition: TTValue.h:34