Jamoma API  0.6.0.a19
TTQuinticEaseOutFunction.test.cpp
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1 /** @file
2  *
3  * @ingroup dspFunctionLib
4  *
5  * @brief Unit tests for the Jamoma DSP #TTQuinticEaseOutFunction 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  f = (x - 1);
26  y = f .* f .* f .* f .* f + 1;
27  printf("%.16e,\n", y)
28 
29  */
30 
32 {
33  int errorCount = 0;
34  int testAssertionCount = 0;
35  int badSampleCount = 0;
36  TTAudioSignalPtr input = NULL;
37  TTAudioSignalPtr output = NULL;
38  int N = 128;
39  TTValue v;
40 
41 
42  TTFloat64 inputSignal1[128] = {
43  0.0000000000000000e+00,
44  7.8740157480314960e-03,
45  1.5748031496062992e-02,
46  2.3622047244094488e-02,
47  3.1496062992125984e-02,
48  3.9370078740157480e-02,
49  4.7244094488188976e-02,
50  5.5118110236220472e-02,
51  6.2992125984251968e-02,
52  7.0866141732283464e-02,
53  7.8740157480314960e-02,
54  8.6614173228346455e-02,
55  9.4488188976377951e-02,
56  1.0236220472440945e-01,
57  1.1023622047244094e-01,
58  1.1811023622047244e-01,
59  1.2598425196850394e-01,
60  1.3385826771653542e-01,
61  1.4173228346456693e-01,
62  1.4960629921259844e-01,
63  1.5748031496062992e-01,
64  1.6535433070866140e-01,
65  1.7322834645669291e-01,
66  1.8110236220472442e-01,
67  1.8897637795275590e-01,
68  1.9685039370078738e-01,
69  2.0472440944881889e-01,
70  2.1259842519685040e-01,
71  2.2047244094488189e-01,
72  2.2834645669291337e-01,
73  2.3622047244094488e-01,
74  2.4409448818897639e-01,
75  2.5196850393700787e-01,
76  2.5984251968503935e-01,
77  2.6771653543307083e-01,
78  2.7559055118110237e-01,
79  2.8346456692913385e-01,
80  2.9133858267716534e-01,
81  2.9921259842519687e-01,
82  3.0708661417322836e-01,
83  3.1496062992125984e-01,
84  3.2283464566929132e-01,
85  3.3070866141732280e-01,
86  3.3858267716535434e-01,
87  3.4645669291338582e-01,
88  3.5433070866141730e-01,
89  3.6220472440944884e-01,
90  3.7007874015748032e-01,
91  3.7795275590551181e-01,
92  3.8582677165354329e-01,
93  3.9370078740157477e-01,
94  4.0157480314960631e-01,
95  4.0944881889763779e-01,
96  4.1732283464566927e-01,
97  4.2519685039370081e-01,
98  4.3307086614173229e-01,
99  4.4094488188976377e-01,
100  4.4881889763779526e-01,
101  4.5669291338582674e-01,
102  4.6456692913385828e-01,
103  4.7244094488188976e-01,
104  4.8031496062992124e-01,
105  4.8818897637795278e-01,
106  4.9606299212598426e-01,
107  5.0393700787401574e-01,
108  5.1181102362204722e-01,
109  5.1968503937007871e-01,
110  5.2755905511811019e-01,
111  5.3543307086614167e-01,
112  5.4330708661417326e-01,
113  5.5118110236220474e-01,
114  5.5905511811023623e-01,
115  5.6692913385826771e-01,
116  5.7480314960629919e-01,
117  5.8267716535433067e-01,
118  5.9055118110236215e-01,
119  5.9842519685039375e-01,
120  6.0629921259842523e-01,
121  6.1417322834645671e-01,
122  6.2204724409448819e-01,
123  6.2992125984251968e-01,
124  6.3779527559055116e-01,
125  6.4566929133858264e-01,
126  6.5354330708661412e-01,
127  6.6141732283464560e-01,
128  6.6929133858267720e-01,
129  6.7716535433070868e-01,
130  6.8503937007874016e-01,
131  6.9291338582677164e-01,
132  7.0078740157480313e-01,
133  7.0866141732283461e-01,
134  7.1653543307086609e-01,
135  7.2440944881889768e-01,
136  7.3228346456692917e-01,
137  7.4015748031496065e-01,
138  7.4803149606299213e-01,
139  7.5590551181102361e-01,
140  7.6377952755905509e-01,
141  7.7165354330708658e-01,
142  7.7952755905511806e-01,
143  7.8740157480314954e-01,
144  7.9527559055118113e-01,
145  8.0314960629921262e-01,
146  8.1102362204724410e-01,
147  8.1889763779527558e-01,
148  8.2677165354330706e-01,
149  8.3464566929133854e-01,
150  8.4251968503937003e-01,
151  8.5039370078740162e-01,
152  8.5826771653543310e-01,
153  8.6614173228346458e-01,
154  8.7401574803149606e-01,
155  8.8188976377952755e-01,
156  8.8976377952755903e-01,
157  8.9763779527559051e-01,
158  9.0551181102362199e-01,
159  9.1338582677165348e-01,
160  9.2125984251968507e-01,
161  9.2913385826771655e-01,
162  9.3700787401574803e-01,
163  9.4488188976377951e-01,
164  9.5275590551181100e-01,
165  9.6062992125984248e-01,
166  9.6850393700787396e-01,
167  9.7637795275590555e-01,
168  9.8425196850393704e-01,
169  9.9212598425196852e-01,
170  1.0000000000000000e+00
171  };
172 
173 
174  TTFloat64 expectedSignal1[128] = {
175  0.0000000000000000e+00,
176  3.8754940209873467e-02,
177  7.6298901163866173e-02,
178  1.1266048687655184e-01,
179  1.4786784734493952e-01,
180  1.8194868218061522e-01,
181  2.1493024424188112e-01,
182  2.4683934326589752e-01,
183  2.7770234950082251e-01,
184  3.0754519733795282e-01,
185  3.3639338894386372e-01,
186  3.6427199789255005e-01,
187  3.9120567279756746e-01,
188  4.1721864094417060e-01,
189  4.4233471192145635e-01,
190  4.6657728125450282e-01,
191  4.8996933403651011e-01,
192  5.1253344856094096e-01,
193  5.3429179995366094e-01,
194  5.5526616380507965e-01,
195  5.7547791980229057e-01,
196  5.9494805536121165e-01,
197  6.1369716925872630e-01,
198  6.3174547526482283e-01,
199  6.4911280577473685e-01,
200  6.6581861544108978e-01,
201  6.8188198480603046e-01,
202  6.9732162393337582e-01,
203  7.1215587604075015e-01,
204  7.2640272113172699e-01,
205  7.4007977962796923e-01,
206  7.5320431600136928e-01,
207  7.6579324240618996e-01,
208  7.7786312231120458e-01,
209  7.8943017413183802e-01,
210  8.0051027486230686e-01,
211  8.1111896370775993e-01,
212  8.2127144571641897e-01,
213  8.3098259541171915e-01,
214  8.4026696042444915e-01,
215  8.4913876512489228e-01,
216  8.5761191425496675e-01,
217  8.6569999656036600e-01,
218  8.7341628842269947e-01,
219  8.8077375749163289e-01,
220  8.8778506631702914e-01,
221  8.9446257598108825e-01,
222  9.0081834973048858e-01,
223  9.0686415660852648e-01,
224  9.1261147508725782e-01,
225  9.1807149669963728e-01,
226  9.2325512967166024e-01,
227  9.2817300255450219e-01,
228  9.3283546785665972e-01,
229  9.3725260567609103e-01,
230  9.4143422733235615e-01,
231  9.4538987899875804e-01,
232  9.4912884533448250e-01,
233  9.5266015311673879e-01,
234  9.5599257487290079e-01,
235  9.5913463251264630e-01,
236  9.6209460096009880e-01,
237  9.6488051178596712e-01,
238  9.6750015683968649e-01,
239  9.6996109188155855e-01,
240  9.7227064021489229e-01,
241  9.7443589631814420e-01,
242  9.7646372947705928e-01,
243  9.7836078741681098e-01,
244  9.8013349993414223e-01,
245  9.8178808252950533e-01,
246  9.8333054003920317e-01,
247  9.8476667026752940e-01,
248  9.8610206761890873e-01,
249  9.8734212673003785e-01,
250  9.8849204610202568e-01,
251  9.8955683173253406e-01,
252  9.9054130074791802e-01,
253  9.9145008503536647e-01,
254  9.9228763487504279e-01,
255  9.9305822257222509e-01,
256  9.9376594608944713e-01,
257  9.9441473267863811e-01,
258  9.9500834251326398e-01,
259  9.9555037232046772e-01,
260  9.9604425901320937e-01,
261  9.9649328332240716e-01,
262  9.9690057342907779e-01,
263  9.9726910859647677e-01,
264  9.9760172280223935e-01,
265  9.9790110837052060e-01,
266  9.9816981960413609e-01,
267  9.9841027641670255e-01,
268  9.9862476796477817e-01,
269  9.9881545628000312e-01,
270  9.9898437990124023e-01,
271  9.9913345750671534e-01,
272  9.9926449154615815e-01,
273  9.9937917187294190e-01,
274  9.9947907937622515e-01,
275  9.9956568961309089e-01,
276  9.9964037644068826e-01,
277  9.9970441564837242e-01,
278  9.9975898858984513e-01,
279  9.9980518581529521e-01,
280  9.9984401070353945e-01,
281  9.9987638309416282e-01,
282  9.9990314291965865e-01,
283  9.9992505383757002e-01,
284  9.9994280686262926e-01,
285  9.9995702399889930e-01,
286  9.9996826187191379e-01,
287  9.9997701536081740e-01,
288  9.9998372123050705e-01,
289  9.9998876176377149e-01,
290  9.9999246839343270e-01,
291  9.9999512533448565e-01,
292  9.9999697321623937e-01,
293  9.9999821271445721e-01,
294  9.9999900818349730e-01,
295  9.9999949128845333e-01,
296  9.9999976463729479e-01,
297  9.9999990541300743e-01,
298  9.9999996900573429e-01,
299  9.9999999264491546e-01,
300  9.9999999903142922e-01,
301  9.9999999996973221e-01,
302  1.0000000000000000e+00
303  };
304 
305  // setup Function
306  this->setAttributeValue(TT("function"), TT("easeOutQuintic"));
307 
308 
309  // create 1 channel audio signal objects
310  TTObjectBaseInstantiate(kTTSym_audiosignal, &input, 1);
311  TTObjectBaseInstantiate(kTTSym_audiosignal, &output, 1);
312  input->allocWithVectorSize(N);
313  output->allocWithVectorSize(N);
314 
315  // create a signal to be transformed and then process it)
316  input->clear();
317  for (int i=0; i<N; i++)
318  input->mSampleVectors[0][i] = inputSignal1[i];
319 
320  this->process(input, output);
321 
322  // now test the output
323  for (int n=0; n<N; n++)
324  {
325  TTBoolean result = !TTTestFloatEquivalence(output->mSampleVectors[0][n], expectedSignal1[n]);
326  badSampleCount += result;
327  if (result)
328  TTTestLog("BAD SAMPLE @ n=%i ( value=%.10f expected=%.10f )", n, output->mSampleVectors[0][n], expectedSignal1[n]);
329  }
330 
331  TTTestAssertion("Produces correct function values",
332  badSampleCount == 0,
333  testAssertionCount,
334  errorCount);
335  if (badSampleCount)
336  TTTestLog("badSampleCount is %i", badSampleCount);
337 
338 
339  TTObjectBaseRelease(&input);
340  TTObjectBaseRelease(&output);
341 
342  // wrap up test results and pass back to whoever called test
343  return TTTestFinish(testAssertionCount, errorCount, returnedTestInfo);
344 
345 }
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.
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
TTQuinticEaseOutFunction Unit for Jamoms DSP
#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