fixed bit packing issue with keyframe data

HansonServo.ino

@@ -52,13 +52,15 @@ void setup() {
     return;
   }
 
-  // sweep.clear();
-  // sweep.createSampleSweep(4);
-  // sweep.saveToFile("/sweep.anim");
+  sweep.clear();
+  sweep.createSampleSweep(4);
+  sweep.saveToFile("/sweep.anim");
   // sweep.clear();
   // sweep.createStaggeredSweep(4);
   // sweep.saveToFile("/stagger.anim");
-  // delay(9999);
+  //delay(9999);
+  sweep.printKeyframes();
+
 
   // anim.clear();
   // if (!sweep.loadFromFile("/sweep.anim")) {

animation.cpp

@@ -39,7 +39,21 @@ const std::vector<Keyframe>& Animation::getKeyframes() const {
   return keyframes;
 }
 
-
+void Animation::printKeyframes() {
+  const std::vector<Keyframe>& frames = getKeyframes();
+  Serial.println("Keyframes:");
+  for (size_t i = 0; i < frames.size(); ++i) {
+    const Keyframe& kf = frames[i];
+    Serial.print("  [");
+    Serial.print(i);
+    Serial.print("] Motor ID: ");
+    Serial.print(kf.motorId);
+    Serial.print(", Frame: ");
+    Serial.print(kf.frame);
+    Serial.print(", Position: ");
+    Serial.println(kf.position);
+  }
+}
 
 void Animation::clear() {
   memset(data, 0, sizeof(data));
@@ -88,6 +102,8 @@ bool Animation::saveToFile(const char* filename) {
     file.write((uint8_t*)&kf.position, sizeof(kf.position));
   }
 
+
+
   file.close();
   return true;
 }
@@ -118,6 +134,7 @@ bool Animation::loadFromFile(const char* filename) {
     return false;
   }
 
+
   // Read keyframe count
   uint16_t keyframeCount;
   if (file.read((uint8_t*)&keyframeCount, sizeof(keyframeCount)) != sizeof(keyframeCount)) {
@@ -138,6 +155,7 @@ bool Animation::loadFromFile(const char* filename) {
     keyframes.push_back(kf);
   }
 
+
   file.close();
   return true;
 }
@@ -174,6 +192,7 @@ void Animation::createSampleSweep(uint8_t seconds) {
     addKeyframe(ch, sweepFrames - 1, 1023);         // Peak
     addKeyframe(ch, totalFrames - 1, 0);            // Return to 0
   }
+
 }
 
 void Animation::createStaggeredSweep(uint8_t seconds) {

animation.h

@@ -6,6 +6,7 @@
 #include "FFat.h"
 #include <vector>
 
+
 #define NUM_CHANNELS 5
 #define FRAMES_PER_SECOND 50
 #define MAX_DURATION_SECONDS 10
@@ -19,14 +20,14 @@ struct AnimationHeader {
   uint8_t reserved[8];  // 8–15
 };
 
-
-struct Keyframe {
+struct __attribute__((packed)) Keyframe {
   uint8_t motorId;
   uint16_t frame;
   uint16_t position;
 };
 
 
+
 class Animation {
 public:
   Animation();
@@ -37,7 +38,7 @@ public:
 
   void addKeyframe(uint8_t motorId, uint16_t frame, uint16_t position);
   const std::vector<Keyframe>& getKeyframes() const;
-
+  void printKeyframes();
   void clear();
   uint16_t* getRawData();  // Optional: for bulk access
   size_t getSize() const;
@@ -51,6 +52,7 @@ private:
   AnimationHeader header;
   uint16_t data[MAX_FRAMES][NUM_CHANNELS];
     std::vector<Keyframe> keyframes;
+
 };
 
 #endif