Add adaptive haptics to HapticGenerator
We're adding the ability to use the adaptive haptics scale in the HapticGenerator.
Bug: 324559333
Test: N/A
Change-Id: I99a9bd334174464d63b065170124f923845073bd
diff --git a/media/libeffects/hapticgenerator/EffectHapticGenerator.cpp b/media/libeffects/hapticgenerator/EffectHapticGenerator.cpp
index 5d9886c..f60d616 100644
--- a/media/libeffects/hapticgenerator/EffectHapticGenerator.cpp
+++ b/media/libeffects/hapticgenerator/EffectHapticGenerator.cpp
@@ -114,10 +114,11 @@
std::stringstream ss;
ss << "\t\tHaptic setting:\n";
ss << "\t\t- tracks intensity map:\n";
- for (const auto&[id, intensity] : param.id2Intensity) {
- ss << "\t\t\t- id=" << id << ", intensity=" << (int) intensity;
+ for (const auto&[id, hapticScale] : param.id2HapticScale) {
+ ss << "\t\t\t- id=" << id << ", hapticLevel=" << (int) hapticScale.getLevel()
+ << ", adaptiveScaleFactor=" << hapticScale.getAdaptiveScaleFactor();
}
- ss << "\t\t- max intensity: " << (int) param.maxHapticIntensity << '\n';
+ ss << "\t\t- max scale level: " << (int) param.maxHapticScale.getLevel() << '\n';
ss << "\t\t- max haptic amplitude: " << param.maxHapticAmplitude << '\n';
return ss.str();
}
@@ -145,7 +146,7 @@
memset(context->param.hapticChannelSource, 0, sizeof(context->param.hapticChannelSource));
context->param.hapticChannelCount = 0;
context->param.audioChannelCount = 0;
- context->param.maxHapticIntensity = os::HapticLevel::MUTE;
+ context->param.maxHapticScale = os::HapticScale::mute();
context->param.resonantFrequency = DEFAULT_RESONANT_FREQUENCY;
context->param.bpfQ = 1.0f;
@@ -312,22 +313,25 @@
void *value) {
switch (param) {
case HG_PARAM_HAPTIC_INTENSITY: {
- if (value == nullptr || size != (uint32_t) (2 * sizeof(int))) {
+ if (value == nullptr || size != (uint32_t) (2 * sizeof(int) + sizeof(float))) {
return -EINVAL;
}
- int id = *(int *) value;
- os::HapticLevel hapticIntensity =
- static_cast<os::HapticLevel>(*((int *) value + 1));
- ALOGD("Setting haptic intensity as %d", static_cast<int>(hapticIntensity));
- if (hapticIntensity == os::HapticLevel::MUTE) {
- context->param.id2Intensity.erase(id);
+ const int id = *(int *) value;
+ const os::HapticLevel hapticLevel = static_cast<os::HapticLevel>(*((int *) value + 1));
+ const float adaptiveScaleFactor = (*((float *) value + 2));
+ const os::HapticScale hapticScale = {hapticLevel, adaptiveScaleFactor};
+ ALOGD("Updating haptic scale, hapticLevel=%d, adaptiveScaleFactor=%f",
+ static_cast<int>(hapticLevel), adaptiveScaleFactor);
+ if (hapticScale.isScaleMute()) {
+ context->param.id2HapticScale.erase(id);
} else {
- context->param.id2Intensity.emplace(id, hapticIntensity);
+ context->param.id2HapticScale.emplace(id, hapticScale);
}
- context->param.maxHapticIntensity = hapticIntensity;
- for (const auto&[id, intensity] : context->param.id2Intensity) {
- context->param.maxHapticIntensity = std::max(
- context->param.maxHapticIntensity, intensity);
+ context->param.maxHapticScale = hapticScale;
+ for (const auto&[id, scale] : context->param.id2HapticScale) {
+ if (scale.getLevel() > context->param.maxHapticScale.getLevel()) {
+ context->param.maxHapticScale = scale;
+ }
}
break;
}
@@ -479,7 +483,7 @@
return -ENODATA;
}
- if (context->param.maxHapticIntensity == os::HapticLevel::MUTE) {
+ if (context->param.maxHapticScale.isScaleMute()) {
// Haptic channels are muted, not need to generate haptic data.
return 0;
}
@@ -506,7 +510,7 @@
context->processingChain, context->inputBuffer.data(),
context->outputBuffer.data(), inBuffer->frameCount);
os::scaleHapticData(hapticOutBuffer, hapticSampleCount,
- { /*level=*/context->param.maxHapticIntensity},
+ context->param.maxHapticScale,
context->param.maxHapticAmplitude);
// For haptic data, the haptic playback thread will copy the data from effect input buffer,
diff --git a/media/libeffects/hapticgenerator/EffectHapticGenerator.h b/media/libeffects/hapticgenerator/EffectHapticGenerator.h
index f122c0a..dbfc5ea 100644
--- a/media/libeffects/hapticgenerator/EffectHapticGenerator.h
+++ b/media/libeffects/hapticgenerator/EffectHapticGenerator.h
@@ -48,9 +48,9 @@
uint32_t audioChannelCount;
uint32_t hapticChannelCount;
- // A map from track id to haptic intensity.
- std::map<int, os::HapticLevel> id2Intensity;
- os::HapticLevel maxHapticIntensity; // max intensity will be used to scale haptic data.
+ // A map from track id to haptic scale.
+ std::map<int, os::HapticScale> id2HapticScale;
+ os::HapticScale maxHapticScale; // max haptic scale will be used to scale haptic data.
float maxHapticAmplitude; // max amplitude will be used to limit haptic data absolute values.
float resonantFrequency;
diff --git a/services/audioflinger/Effects.cpp b/services/audioflinger/Effects.cpp
index b270813..a1b4232 100644
--- a/services/audioflinger/Effects.cpp
+++ b/services/audioflinger/Effects.cpp
@@ -1545,13 +1545,16 @@
return INVALID_OPERATION;
}
- std::vector<uint8_t> request(sizeof(effect_param_t) + 3 * sizeof(uint32_t));
+ std::vector<uint8_t> request(sizeof(effect_param_t) + 3 * sizeof(uint32_t) + sizeof(float));
effect_param_t *param = (effect_param_t*) request.data();
param->psize = sizeof(int32_t);
- param->vsize = sizeof(int32_t) * 2;
+ param->vsize = sizeof(int32_t) * 2 + sizeof(float);
*(int32_t*)param->data = HG_PARAM_HAPTIC_INTENSITY;
- *((int32_t*)param->data + 1) = id;
- *((int32_t*)param->data + 2) = static_cast<int32_t>(hapticScale.getLevel());
+ int32_t* hapticScalePtr = reinterpret_cast<int32_t*>(param->data + sizeof(int32_t));
+ hapticScalePtr[0] = id;
+ hapticScalePtr[1] = static_cast<int32_t>(hapticScale.getLevel());
+ float* adaptiveScaleFactorPtr = reinterpret_cast<float*>(param->data + 3 * sizeof(int32_t));
+ *adaptiveScaleFactorPtr = hapticScale.getAdaptiveScaleFactor();
std::vector<uint8_t> response;
status_t status = command(EFFECT_CMD_SET_PARAM, request, sizeof(int32_t), &response);
if (status == NO_ERROR) {
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index d1a09a4..479115b 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -2927,7 +2927,6 @@
// Set haptic intensity for effect
if (chain != nullptr) {
- // TODO(b/324559333): Add adaptive haptics scaling support for the HapticGenerator.
chain->setHapticScale_l(track->id(), hapticScale);
}
}