From 82918a5c31c64767fbbcf3b77332564e193b4134 Mon Sep 17 00:00:00 2001
From: unknown <luiscuenca@outboxcode.com>
Date: Wed, 10 Oct 2018 12:31:16 -0700
Subject: [PATCH] Add animation support

---
 interface/src/avatar/AvatarManager.cpp        | 41 +++++++++++++++++++
 interface/src/avatar/AvatarManager.h          |  1 +
 .../src/avatars-renderer/Avatar.h             | 14 +++++++
 3 files changed, 56 insertions(+)

diff --git a/interface/src/avatar/AvatarManager.cpp b/interface/src/avatar/AvatarManager.cpp
index d31b201dc7..1f2c9e462d 100644
--- a/interface/src/avatar/AvatarManager.cpp
+++ b/interface/src/avatar/AvatarManager.cpp
@@ -83,10 +83,18 @@ AvatarManager::AvatarManager(QObject* parent) :
     const int AVATAR_TRANSIT_FRAME_COUNT = 11; // Based on testing
     const int AVATAR_TRANSIT_FRAMES_PER_METER = 1; // Based on testing
 
+    const QString START_ANIMATION_URL = "https://hifi-content.s3.amazonaws.com/luis/test_scripts/transitApp/animations/teleport01_warp.fbx";
+    const QString MIDDLE_ANIMATION_URL = "https://hifi-content.s3.amazonaws.com/luis/test_scripts/transitApp/animations/teleport01_warp.fbx";
+    const QString END_ANIMATION_URL = "https://hifi-content.s3.amazonaws.com/luis/test_scripts/transitApp/animations/teleport01_warp.fbx";
+
     _transitConfig._totalFrames = AVATAR_TRANSIT_FRAME_COUNT;
     _transitConfig._triggerDistance = AVATAR_TRANSIT_TRIGGER_DISTANCE;
     _transitConfig._framesPerMeter = AVATAR_TRANSIT_FRAMES_PER_METER;
     _transitConfig._isDistanceBased = true;
+
+    _transitConfig._startTransitAnimation = AvatarTransit::TransitAnimation(START_ANIMATION_URL, 0, 14);
+    _transitConfig._middleTransitAnimation = AvatarTransit::TransitAnimation(MIDDLE_ANIMATION_URL, 15, 0);
+    _transitConfig._endTransitAnimation = AvatarTransit::TransitAnimation(END_ANIMATION_URL, 16, 38);
 }
 
 AvatarSharedPointer AvatarManager::addAvatar(const QUuid& sessionUUID, const QWeakPointer<Node>& mixerWeakPointer) {
@@ -134,6 +142,39 @@ void AvatarManager::setSpace(workload::SpacePointer& space ) {
     _space = space;
 }
 
+void AvatarManager::playTransitAnimations(AvatarTransit::Status status) {
+    auto startAnimation = _transitConfig._startTransitAnimation;
+    auto middleAnimation = _transitConfig._middleTransitAnimation;
+    auto endAnimation = _transitConfig._endTransitAnimation;
+
+    const float REFERENCE_FPS = 30.0f;
+    switch (status) {
+        case AvatarTransit::Status::START_FRAME:
+            qDebug() << "START_FRAME";
+            _myAvatar->overrideAnimation(startAnimation._animationUrl, REFERENCE_FPS, false, startAnimation._firstFrame,
+                                         startAnimation._firstFrame + startAnimation._frameCount);
+            break;
+        case AvatarTransit::Status::START_TRANSIT:
+            qDebug() << "START_TRANSIT";
+            _myAvatar->overrideAnimation(middleAnimation._animationUrl, REFERENCE_FPS, false, middleAnimation._firstFrame,
+                                         middleAnimation._firstFrame + middleAnimation._frameCount);
+            break;
+        case AvatarTransit::Status::END_TRANSIT:
+            qDebug() << "END_TRANSIT";
+            _myAvatar->overrideAnimation(endAnimation._animationUrl, REFERENCE_FPS, false, endAnimation._firstFrame,
+                                         endAnimation._firstFrame + endAnimation._frameCount);
+            break;
+        case AvatarTransit::Status::END_FRAME:
+            qDebug() << "END_FRAME";
+            _myAvatar->restoreAnimation();
+            break;
+        case AvatarTransit::Status::IDLE:
+            break;
+        case AvatarTransit::Status::TRANSITING:
+            break;
+    }
+}
+
 void AvatarManager::updateMyAvatar(float deltaTime) {
     bool showWarnings = Menu::getInstance()->isOptionChecked(MenuOption::PipelineWarnings);
     PerformanceWarning warn(showWarnings, "AvatarManager::updateMyAvatar()");
diff --git a/interface/src/avatar/AvatarManager.h b/interface/src/avatar/AvatarManager.h
index 209b976c44..0dc39e991b 100644
--- a/interface/src/avatar/AvatarManager.h
+++ b/interface/src/avatar/AvatarManager.h
@@ -213,6 +213,7 @@ private:
     // frequently grabs a read lock on the hash to get a given avatar by ID
     void handleRemovedAvatar(const AvatarSharedPointer& removedAvatar,
                              KillAvatarReason removalReason = KillAvatarReason::NoReason) override;
+    void playTransitAnimations(AvatarTransit::Status status);
 
     QVector<AvatarSharedPointer> _avatarsToFade;
 
diff --git a/libraries/avatars-renderer/src/avatars-renderer/Avatar.h b/libraries/avatars-renderer/src/avatars-renderer/Avatar.h
index 1087f74c07..21e359051f 100644
--- a/libraries/avatars-renderer/src/avatars-renderer/Avatar.h
+++ b/libraries/avatars-renderer/src/avatars-renderer/Avatar.h
@@ -54,9 +54,11 @@ class AvatarTransit {
 public:
     enum Status {
         IDLE = 0,
+        START_FRAME,
         START_TRANSIT,
         TRANSITING,
         END_TRANSIT,
+        END_FRAME,
         ABORT_TRANSIT
     };
 
@@ -67,6 +69,15 @@ public:
         EASE_IN_OUT
     };
 
+    struct TransitAnimation {
+        TransitAnimation(){};
+        TransitAnimation(const QString& animationUrl, int firstFrame, int frameCount) :
+            _firstFrame(firstFrame), _frameCount(frameCount), _animationUrl(animationUrl){};
+        int _firstFrame;
+        int _frameCount;
+        QString _animationUrl;
+    };
+
     struct TransitConfig {
         TransitConfig() {};
         int _totalFrames { 0 };
@@ -74,6 +85,9 @@ public:
         bool _isDistanceBased { false };
         float _triggerDistance { 0 };
         EaseType _easeType { EaseType::EASE_OUT };
+        TransitAnimation _startTransitAnimation;
+        TransitAnimation _middleTransitAnimation;
+        TransitAnimation _endTransitAnimation;
     };
 
     AvatarTransit() {};