Unified · Split
| @@ -232,7 +232,7 @@ extern "C" { · 231 unmodified lines | |||
| 232 | 232 | ||
| 233 | //============================================================================== | 233 | //============================================================================== |
| 234 | 234 | ||
| 235 | /* State Variable Filter, algorithm from Andy Simper. */ | 235 | /* State Variable Filter, algorithm from Andy Simper. */ |
| 236 | typedef enum SVFType | 236 | typedef enum SVFType |
| 237 | { | 237 | { |
| 238 | SVFTypeHighpass = 0, | 238 | SVFTypeHighpass = 0, |
| @@ -240,8 +240,8 @@ extern "C" { · 1 unmodified line | |||
| 240 | SVFTypeBandpass, | 240 | SVFTypeBandpass, |
| 241 | SVFTypeNotch, | 241 | SVFTypeNotch, |
| 242 | SVFTypePeak, | 242 | SVFTypePeak, |
| 243 | SVFTypeLowShelf, | 243 | SVFTypeLowShelf, |
| 244 | SVFTypeHighShelf | 244 | SVFTypeHighShelf |
| 245 | } SVFType; | 245 | } SVFType; |
| 246 | 246 | ||
| 247 | typedef struct _tSVF | 247 | typedef struct _tSVF |
| @@ -249,7 +249,8 @@ extern "C" { · 1 unmodified line | |||
| 249 | SVFType type; | 249 | SVFType type; |
| 250 | float cutoff, Q; | 250 | float cutoff, Q; |
| 251 | float ic1eq,ic2eq; | 251 | float ic1eq,ic2eq; |
| 252 | float g,k,a1,a2,a3,cH,cB,cL, kAmount; | 252 | float g,k,a1,a2,a3,cH,cB,cL,cBK; |
| 253 | |||
| 253 | 254 | ||
| 254 | } _tSVF; | 255 | } _tSVF; |
| 255 | 256 | ||
| @@ -263,7 +264,7 @@ extern "C" { · 7 unmodified lines | |||
| 263 | float tSVF_tick (tSVF* const, float v0); | 264 | float tSVF_tick (tSVF* const, float v0); |
| 264 | void tSVF_setFreq (tSVF* const, float freq); | 265 | void tSVF_setFreq (tSVF* const, float freq); |
| 265 | void tSVF_setQ (tSVF* const, float Q); | 266 | void tSVF_setQ (tSVF* const, float Q); |
| 266 | 267 | void tSVF_setFreqAndQ (tSVF* const svff, float freq, float Q); | |
| 267 | //============================================================================== | 268 | //============================================================================== |
| 268 | 269 | ||
| 269 | /* Efficient State Variable Filter for 14-bit control input, [0, 4096). */ | 270 | /* Efficient State Variable Filter for 14-bit control input, [0, 4096). */ |