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Align avatar animation with LOD visibility.

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This commit is contained in:
howard-stearns 2016-01-26 11:59:18 -08:00
parent ed98e65bab
commit 2e7f1cbb3f
3 changed files with 13 additions and 10 deletions
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19
interface/src/avatar/Avatar.cpp
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@ -121,7 +121,7 @@ void Avatar::init() {
getHead()->init();
_skeletonModel.init();
_initialized = true;
_shouldRenderBillboard = (getLODDistance() >= BILLBOARD_LOD_DISTANCE);
_shouldRenderBillboard = false;
}
glm::vec3 Avatar::getChestPosition() const {
@ -141,7 +141,8 @@ glm::quat Avatar::getWorldAlignedOrientation () const {
}
AABox Avatar::getBounds() const {
return AABox();
// Our skeleton models are rigged, and this method call safely produces the static bounds of the model.
return _skeletonModel.getPartBounds(0, 0, getPosition(), getOrientation());
}
float Avatar::getLODDistance() const {
@ -176,16 +177,18 @@ void Avatar::simulate(float deltaTime) {
}
animateScaleChanges(deltaTime);
// update the billboard render flag
const float BILLBOARD_HYSTERESIS_PROPORTION = 0.1f;
// update the billboard render flag. Currently used only for whether or not we animate: we do so IFF we will render the avatar.
const float MINIMUM_VISIBILITY_FOR_ON = 0.4f;
const float MAXIMUM_VISIBILITY_FOR_OFF = 0.6f;
float visibility = qApp->getViewFrustum()->calculateRenderAccuracy(getBounds(), DependencyManager::get<LODManager>()->getOctreeSizeScale());
if (_shouldRenderBillboard) {
if (getLODDistance() < BILLBOARD_LOD_DISTANCE * (1.0f - BILLBOARD_HYSTERESIS_PROPORTION)) {
if (visibility > MINIMUM_VISIBILITY_FOR_ON) {
_shouldRenderBillboard = false;
qCDebug(interfaceapp) << "Unbillboarding" << (isMyAvatar() ? "myself" : getSessionUUID()) << "for LOD" << getLODDistance();
qCDebug(interfaceapp) << "Restoring" << (isMyAvatar() ? "myself" : getSessionUUID()) << "for visibility" << visibility;
}
} else if (getLODDistance() > BILLBOARD_LOD_DISTANCE * (1.0f + BILLBOARD_HYSTERESIS_PROPORTION)) {
} else if (visibility < MAXIMUM_VISIBILITY_FOR_OFF) {
_shouldRenderBillboard = true;
qCDebug(interfaceapp) << "Billboarding" << (isMyAvatar() ? "myself" : getSessionUUID()) << "for LOD" << getLODDistance();
qCDebug(interfaceapp) << "Optimizing" << (isMyAvatar() ? "myself" : getSessionUUID()) << "for visibility" << visibility;
}
// simple frustum check

2
libraries/render-utils/src/Model.cpp
View file

@ -1113,7 +1113,7 @@ void Model::deleteGeometry() {
_blendedBlendshapeCoefficients.clear();
}
AABox Model::getPartBounds(int meshIndex, int partIndex, glm::vec3 modelPosition, glm::quat modelOrientation) {
AABox Model::getPartBounds(int meshIndex, int partIndex, glm::vec3 modelPosition, glm::quat modelOrientation) const {
if (!_geometry || !_geometry->isLoaded()) {
return AABox();

2
libraries/render-utils/src/Model.h
View file

@ -89,7 +89,7 @@ public:
bool isVisible() const { return _isVisible; }
void updateRenderItems();
AABox getPartBounds(int meshIndex, int partIndex, glm::vec3 modelPosition, glm::quat modelOrientation);
AABox getPartBounds(int meshIndex, int partIndex, glm::vec3 modelPosition, glm::quat modelOrientation) const;
bool maybeStartBlender();