Jamoma API  0.6.0.a19
TTSineEaseInOutFunction.test.cpp
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1 /** @file
2  *
3  * @ingroup dspFunctionLib
4  *
5  * @brief Unit tests for the Jamoma DSP #TTSineEaseInOutFunction 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"
19 
20 
21 /*
22  * coefficients calculated in Octave using:
23 
24  x = linspace(0,1,128);
25  y = 0.5 * (1 - cos(x * pi))
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  1.5297137345843259e-04,
176  6.1179189286936220e-04,
177  1.3761808126126485e-03,
178  2.4456704141966878e-03,
179  3.8196062924484853e-03,
180  5.4971477559346282e-03,
181  7.4772683413683594e-03,
182  9.7587564416873329e-03,
183  1.2340216047418695e-02,
184  1.5220067600876686e-02,
185  1.8396548962671455e-02,
186  2.1867716489936240e-02,
187  2.5631446225614418e-02,
188  2.9685435198078036e-02,
189  3.4027202830282710e-02,
190  3.8654092457596656e-02,
191  4.3563272953375365e-02,
192  4.8751740461286885e-02,
193  5.4216320233327786e-02,
194  5.9953668572405805e-02,
195  6.5960274878299141e-02,
196  7.2232463795741997e-02,
197  7.8766397463321258e-02,
198  8.5558077861808080e-02,
199  9.2603349260487744e-02,
200  9.9897900759991443e-02,
201  1.0743726893007255e-01,
202  1.1521684054071507e-01,
203  1.2323185538490222e-01,
204  1.3147740919131812e-01,
205  1.3994845662519972e-01,
206  1.4863981437550489e-01,
207  1.5754616432650442e-01,
208  1.6666205681186025e-01,
209  1.7598191394919738e-01,
210  1.8550003305312873e-01,
211  1.9521059012464603e-01,
212  2.0510764341474025e-01,
213  2.1518513706007136e-01,
214  2.2543690478846373e-01,
215  2.3585667369195812e-01,
216  2.4643806806511337e-01,
217  2.5717461330620817e-01,
218  2.6805973987895532e-01,
219  2.7908678733230663e-01,
220  2.9024900837588552e-01,
221  3.0153957300855644e-01,
222  3.1295157269760338e-01,
223  3.2447802460596120e-01,
224  3.3611187586491154e-01,
225  3.4784600788963188e-01,
226  3.5967324073495344e-01,
227  3.7158633748866599e-01,
228  3.8357800869967928e-01,
229  3.9564091683833241e-01,
230  4.0776768078612202e-01,
231  4.1995088035210115e-01,
232  4.3218306081318714e-01,
233  4.4445673747559766e-01,
234  4.5676440025462711e-01,
235  4.6909851826995785e-01,
236  4.8145154445369737e-01,
237  4.9381592016831849e-01,
238  5.0618407983168145e-01,
239  5.1854845554630258e-01,
240  5.3090148173004204e-01,
241  5.4323559974537272e-01,
242  5.5554326252440211e-01,
243  5.6781693918681286e-01,
244  5.8004911964789874e-01,
245  5.9223231921387787e-01,
246  6.0435908316166753e-01,
247  6.1642199130032060e-01,
248  6.2841366251133390e-01,
249  6.4032675926504634e-01,
250  6.5215399211036806e-01,
251  6.6388812413508846e-01,
252  6.7552197539403880e-01,
253  6.8704842730239657e-01,
254  6.9846042699144351e-01,
255  7.0975099162411448e-01,
256  7.2091321266769337e-01,
257  7.3194026012104463e-01,
258  7.4282538669379161e-01,
259  7.5356193193488652e-01,
260  7.6414332630804194e-01,
261  7.7456309521153610e-01,
262  7.8481486293992853e-01,
263  7.9489235658525970e-01,
264  8.0478940987535386e-01,
265  8.1449996694687110e-01,
266  8.2401808605080262e-01,
267  8.3333794318813970e-01,
268  8.4245383567349563e-01,
269  8.5136018562449500e-01,
270  8.6005154337480016e-01,
271  8.6852259080868188e-01,
272  8.7676814461509767e-01,
273  8.8478315945928476e-01,
274  8.9256273106992734e-01,
275  9.0010209924000861e-01,
276  9.0739665073951215e-01,
277  9.1444192213819186e-01,
278  9.2123360253667874e-01,
279  9.2776753620425789e-01,
280  9.3403972512170086e-01,
281  9.4004633142759408e-01,
282  9.4578367976667221e-01,
283  9.5124825953871317e-01,
284  9.5643672704662452e-01,
285  9.6134590754240334e-01,
286  9.6597279716971729e-01,
287  9.7031456480192191e-01,
288  9.7436855377438547e-01,
289  9.7813228351006365e-01,
290  9.8160345103732849e-01,
291  9.8477993239912331e-01,
292  9.8765978395258136e-01,
293  9.9024124355831267e-01,
294  9.9252273165863159e-01,
295  9.9450285224406532e-01,
296  9.9618039370755151e-01,
297  9.9755432958580326e-01,
298  9.9862381918738730e-01,
299  9.9938820810713058e-01,
300  9.9984702862654151e-01,
301  1.0000000000000000e+00
302  };
303 
304  // setup Function
305  this->setAttributeValue(TT("function"), TT("easeInOutSine"));
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.
virtual TTErr test(TTValue &returnedTestInfo)
Unit Tests.
TTSineEaseInOutFunction 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
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