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Improve mouth resting position and smile

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This commit is contained in:
David Rowe 2015-02-25 10:44:08 -08:00
parent b0ffaaa8b7
commit c5fba3e0ce
1 changed files with 11 additions and 4 deletions
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15
interface/src/devices/DdeFaceTracker.cpp
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@ -242,11 +242,18 @@ void DdeFaceTracker::decodePacket(const QByteArray& buffer) {
_previousExpressions[23] = packet.expressions[23];
// Mouth blendshapes
static const float JAW_OPEN_THRESHOLD = 0.16f;
static const float JAW_OPEN_SCALE = 1.4f;
static const float SMILE_SCALE = 2.5f;
_blendshapeCoefficients[_jawOpenIndex] = JAW_OPEN_SCALE * packet.expressions[21];
_blendshapeCoefficients[_mouthSmileLeftIndex] = glm::clamp(SMILE_SCALE * packet.expressions[24], 0.0f, 1.0f);
_blendshapeCoefficients[_mouthSmileRightIndex] = glm::clamp(SMILE_SCALE * packet.expressions[23], 0.0f, 1.0f);
static const float SMILE_THRESHOLD = 0.18f;
static const float SMILE_SCALE = 1.5f;
float smileLeft = (packet.expressions[24] + _previousExpressions[24]) / 2.0f;
float smileRight = (packet.expressions[23] + _previousExpressions[23]) / 2.0f;
_blendshapeCoefficients[_jawOpenIndex] = glm::clamp(JAW_OPEN_SCALE * (packet.expressions[21] - JAW_OPEN_THRESHOLD),
0.0f, 1.0f);
_blendshapeCoefficients[_mouthSmileLeftIndex] = glm::clamp(SMILE_SCALE * (smileLeft - SMILE_THRESHOLD), 0.0f, 1.0f);
_blendshapeCoefficients[_mouthSmileRightIndex] = glm::clamp(SMILE_SCALE * (smileRight - SMILE_THRESHOLD), 0.0f, 1.0f);
_previousExpressions[24] = packet.expressions[24];
_previousExpressions[23] = packet.expressions[23];
} else {
qDebug() << "[Error] DDE Face Tracker Decode Error";