| 59 | } |
| 60 | |
| 61 | float Fader::get(double aCurrentTime) |
| 62 | { |
| 63 | if (mActive == 2) |
| 64 | { |
| 65 | // LFO mode |
| 66 | if (mStartTime > aCurrentTime) |
| 67 | { |
| 68 | // Time rolled over. |
| 69 | mStartTime = aCurrentTime; |
| 70 | } |
| 71 | double t = aCurrentTime - mStartTime; |
| 72 | return (float)(sin(t * mEndTime) * mDelta + (mFrom + mDelta)); |
| 73 | |
| 74 | } |
| 75 | if (mStartTime > aCurrentTime) |
| 76 | { |
| 77 | // Time rolled over. |
| 78 | // Figure out where we were.. |
| 79 | float p = (mCurrent - mFrom) / mDelta; // 0..1 |
| 80 | mFrom = mCurrent; |
| 81 | mStartTime = aCurrentTime; |
| 82 | mTime = mTime * (1 - p); // time left |
| 83 | mDelta = mTo - mFrom; |
| 84 | mEndTime = mStartTime + mTime; |
| 85 | } |
| 86 | if (aCurrentTime > mEndTime) |
| 87 | { |
| 88 | mActive = -1; |
| 89 | return mTo; |
| 90 | } |
| 91 | mCurrent = (float)(mFrom + mDelta * ((aCurrentTime - mStartTime) / mTime)); |
| 92 | return mCurrent; |
| 93 | } |
| 94 | }; |
no outgoing calls
no test coverage detected