/[svn]/linuxsampler/trunk/src/engines/common/SignalUnit.h
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Diff of /linuxsampler/trunk/src/engines/common/SignalUnit.h

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revision 2218 by iliev, Thu Jul 28 08:05:57 2011 UTC revision 2219 by iliev, Thu Jul 28 12:35:49 2011 UTC
# Line 251  namespace LinuxSampler { Line 251  namespace LinuxSampler {
251               */               */
252              virtual float GetResonance() = 0;              virtual float GetResonance() = 0;
253                            
254                /** Should return value in the range [-100, 100] (L <-> R) */
255                virtual float GetPan() = 0;
256                
257              virtual float CalculateFilterCutoff(float cutoff) {              virtual float CalculateFilterCutoff(float cutoff) {
258                  cutoff *= GetFilterCutoff();                  cutoff *= GetFilterCutoff();
259                  return cutoff > 13500 ? 13500 : cutoff;                  return cutoff > 13500 ? 13500 : cutoff;
# Line 263  namespace LinuxSampler { Line 266  namespace LinuxSampler {
266              virtual float CalculateResonance(float res) {              virtual float CalculateResonance(float res) {
267                  return GetResonance() * res;                  return GetResonance() * res;
268              }              }
269                
270                /** Should return value in the range [0, 127] (L <-> R) */
271                virtual uint8_t CaluclatePan(uint8_t pan) {
272                    int p = pan + GetPan() * 0.63;
273                    if (p < 0) return 0;
274                    if (p > 127) return 127;
275                    return p;
276                }
277      };      };
278            
279      /**      /**
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