Jamoma API  0.6.0.a19
TTQuarticEaseInFunction.test.cpp
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1 /** @file
2  *
3  * @ingroup dspFunctionLib
4  *
5  * @brief Unit tests for the Jamoma DSP #TTQuarticEaseInFunction 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 = x .* x .* x .* x;
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  3.8440153760461278e-09,
176  6.1504246016738044e-08,
177  3.1136524545973637e-07,
178  9.8406793626780871e-07,
179  2.4025096100288298e-06,
180  4.9818439273557819e-06,
181  9.2294809178867542e-06,
182  1.5745086980284939e-05,
183  2.5220584882238645e-05,
184  3.8440153760461277e-05,
185  5.6280229120691363e-05,
186  7.9709502837692510e-05,
187  1.0978892315525347e-04,
188  1.4767169468618807e-04,
189  1.9460327841233524e-04,
190  2.5192139168455903e-04,
191  3.2105600822274850e-04,
192  4.0352935811581832e-04,
193  5.0095592782170768e-04,
194  6.1504246016738044e-04,
195  7.4758795434882682e-04,
196  9.0048366593106180e-04,
197  1.0757131068481246e-03,
198  1.2753520454030802e-03,
199  1.5015685062680184e-03,
200  1.7566227704840555e-03,
201  2.0428673754613312e-03,
202  2.3627471149790091e-03,
203  2.7187990391852805e-03,
204  3.1136524545973638e-03,
205  3.5500289241014969e-03,
206  4.0307422669529445e-03,
207  4.5586985587759993e-03,
208  5.1368961315639760e-03,
209  5.7684255736792220e-03,
210  6.4564697298530932e-03,
211  7.2043037011859865e-03,
212  8.0152948451473228e-03,
213  8.8929027755755320e-03,
214  9.8406793626780870e-03,
215  1.0862268733031481e-02,
216  1.1961407269581229e-02,
217  1.3141923611641881e-02,
218  1.4407738654896989e-02,
219  1.5762865551399153e-02,
220  1.7211409709569993e-02,
221  1.8757568794200145e-02,
222  2.0405632726449283e-02,
223  2.2159983683846092e-02,
224  2.4025096100288294e-02,
225  2.6005536666042644e-02,
226  2.8105964327744887e-02,
227  3.0331130288399819e-02,
228  3.2685878007381299e-02,
229  3.5175143200432100e-02,
230  3.7803953839664145e-02,
231  4.0577430153558296e-02,
232  4.3500784626964488e-02,
233  4.6579322001101688e-02,
234  4.9818439273557821e-02,
235  5.3223625698289895e-02,
236  5.6800462785623951e-02,
237  6.0554624302254993e-02,
238  6.4491876271247112e-02,
239  6.8618076972033412e-02,
240  7.2939176940415990e-02,
241  7.7461218968566004e-02,
242  8.2190338105023616e-02,
243  8.7132761654698104e-02,
244  9.2294809178867551e-02,
245  9.7682892495179252e-02,
246  1.0330351567764949e-01,
247  1.0916327505666355e-01,
248  1.1526885921897578e-01,
249  1.2162704900770947e-01,
250  1.2824471752235717e-01,
251  1.3512883011877999e-01,
252  1.4228644440920851e-01,
253  1.4972471026224216e-01,
254  1.5745086980284939e-01,
255  1.6547225741236773e-01,
256  1.7379629972850369e-01,
257  1.8243051564533280e-01,
258  1.9138251631329967e-01,
259  2.0066000513921792e-01,
260  2.1027077778627010e-01,
261  2.2022272217400782e-01,
262  2.3052381847835182e-01,
263  2.4118213913159178e-01,
264  2.5220584882238645e-01,
265  2.6360320449576347e-01,
266  2.7538255535311990e-01,
267  2.8755234285222120e-01,
268  3.0012110070720233e-01,
269  3.1309745488856716e-01,
270  3.2649012362318852e-01,
271  3.4030791739430832e-01,
272  3.5455973894153747e-01,
273  3.6925458326085592e-01,
274  3.8440153760461271e-01,
275  4.0000978148152599e-01,
276  4.1608858665668230e-01,
277  4.3264731715153804e-01,
278  4.4969542924391820e-01,
279  4.6724247146801684e-01,
280  4.8529808461439711e-01,
281  5.0387200172999136e-01,
282  5.2297404811810078e-01,
283  5.4261414133839503e-01,
284  5.6280229120691361e-01,
285  5.8354859979606499e-01,
286  6.0486326143462632e-01,
287  6.2675656270774371e-01,
288  6.4923888245693273e-01,
289  6.7232069178007769e-01,
290  6.9601255403143181e-01,
291  7.2032512482161803e-01,
292  7.4526915201762700e-01,
293  7.7085547574281965e-01,
294  7.9709502837692514e-01,
295  8.2399883455604217e-01,
296  8.5157801117263832e-01,
297  8.7984376737554992e-01,
298  9.0880740456998321e-01,
299  9.3848031641751195e-01,
300  9.6887398883607989e-01,
301  1.0000000000000000e+00
302  };
303 
304  // setup Function
305  this->setAttributeValue(TT("function"), TT("easeInQuartic"));
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.
TTQuarticEaseInFunction 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
virtual TTErr test(TTValue &returnedTestInfo)
Unit Tests.
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