Jamoma API  0.6.0.a19
TTSineEaseInFunction.test.cpp
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1 /** @file
2  *
3  * @ingroup dspFunctionLib
4  *
5  * @brief Unit tests for the Jamoma DSP #TTSineEaseInFunction 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 "TTSineEaseInFunction.h"
19 
20 
21 /*
22  * coefficients calculated in Octave using:
23 
24  x = linspace(0,1,128);
25  y = sin((x - 1) * pi * 0.5) + 1;
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  7.6488611983061006e-05,
176  3.0594274691686518e-04,
177  6.8832730354473348e-04,
178  1.2235837857387244e-03,
179  1.9116303114480315e-03,
180  2.7523616252252969e-03,
181  3.7456491143279536e-03,
182  4.8913408283933757e-03,
183  6.1892615026836184e-03,
184  7.6392125848969705e-03,
185  9.2409722655419912e-03,
186  1.0994295511869256e-02,
187  1.2898914105355930e-02,
188  1.4954536682736719e-02,
189  1.7160848780576221e-02,
190  1.9517512883374666e-02,
191  2.2024168475199724e-02,
192  2.4680432094837390e-02,
193  2.7485897394453063e-02,
194  3.0440135201753371e-02,
195  3.3542693585639660e-02,
196  3.6793097925342910e-02,
197  4.0190850983030768e-02,
198  4.3735432979872479e-02,
199  4.7426301675554283e-02,
200  5.1262892451228836e-02,
201  5.5244618395890122e-02,
202  5.9370870396156183e-02,
203  6.3641017229450814e-02,
204  6.8054405660565420e-02,
205  7.2610360541589758e-02,
206  7.7308184915193312e-02,
207  8.2147160121244900e-02,
208  8.7126545906750730e-02,
209  9.2245580539096150e-02,
210  9.7503480922573771e-02,
211  1.0289944271817897e-01,
212  1.0843264046665568e-01,
213  1.1410222771477263e-01,
214  1.1990733714481172e-01,
215  1.2584708070724726e-01,
216  1.3192054975659828e-01,
217  1.3812681519042980e-01,
218  1.4446492759148410e-01,
219  1.5093391737292128e-01,
220  1.5753279492664263e-01,
221  1.6426055077467860e-01,
222  1.7111615572361616e-01,
223  1.7809856102204158e-01,
224  1.8520669852097560e-01,
225  1.9243948083727624e-01,
226  1.9979580151998289e-01,
227  2.0727453521957928e-01,
228  2.1487453786014521e-01,
229  2.2259464681437424e-01,
230  2.3043368108143025e-01,
231  2.3839044146761212e-01,
232  2.4646371076980456e-01,
233  2.5465225396168123e-01,
234  2.6295481838263624e-01,
235  2.7137013392941278e-01,
236  2.7989691325039967e-01,
237  2.8853385194256687e-01,
238  2.9727962875100988e-01,
239  3.0613290577107100e-01,
240  3.1509232865300896e-01,
241  3.2415652680918250e-01,
242  3.3332411362372061e-01,
243  3.4259368666464185e-01,
244  3.5196382789839487e-01,
245  3.6143310390678562e-01,
246  3.7100006610625758e-01,
247  3.8066325096949127e-01,
248  3.9042118024929218e-01,
249  4.0027236120472687e-01,
250  4.1021528682948061e-01,
251  4.2024843608239271e-01,
252  4.3037027412014284e-01,
253  4.4057925253204688e-01,
254  4.5087380957692758e-01,
255  4.6125237042202638e-01,
256  4.7171334738391635e-01,
257  4.8225514017138194e-01,
258  4.9287613613022685e-01,
259  5.0357471048997371e-01,
260  5.1434922661241633e-01,
261  5.2519803624198880e-01,
262  5.3611947975791074e-01,
263  5.4711188642807129e-01,
264  5.5817357466461326e-01,
265  5.6930285228117805e-01,
266  5.8049801675177104e-01,
267  5.9175735547120967e-01,
268  6.0307914601711277e-01,
269  6.1446165641339268e-01,
270  6.2590314539520686e-01,
271  6.3740186267533294e-01,
272  6.4895604921192229e-01,
273  6.6056393747759345e-01,
274  6.7222375172982318e-01,
275  6.8393370828259559e-01,
276  6.9569201577926387e-01,
277  7.0749687546658913e-01,
278  7.1934648146990687e-01,
279  7.3123902106938576e-01,
280  7.4317267497733197e-01,
281  7.5514561761649868e-01,
282  7.6715601739935857e-01,
283  7.7920203700829382e-01,
284  7.9128183367666494e-01,
285  8.0339355947071145e-01,
286  8.1553536157224404e-01,
287  8.2770538256208326e-01,
288  8.3990176070420253e-01,
289  8.5212263023053092e-01,
290  8.6436612162637427e-01,
291  8.7663036191640709e-01,
292  8.8891347495119544e-01,
293  9.0121358169420585e-01,
294  9.1352880050925422e-01,
295  9.2585724744835374e-01,
296  9.3819703653991582e-01,
297  9.5054628007726094e-01,
298  9.6290308890739473e-01,
299  9.7526557272000514e-01,
300  9.8763184033663709e-01,
301  1.0000000000000000e+00
302  };
303 
304  // setup Function
305  this->setAttributeValue(TT("function"), TT("easeInSine"));
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.
TTSineEaseInFunction 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
virtual TTErr test(TTValue &returnedTestInfo)
Unit Tests.
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