//Get the next variable frame
public VarFrame getNextFrame(string varName)
{
foreach (CustAnim anim in animations)
{
if (anim.name.ToUpper() == currentAnim.ToUpper())
{
foreach (VarFrame frame in anim.varFrames)
{
if (frame.varName == varName)
{
//This frame has to be for us
if (frame.frameTime >= currTime)
{
return(frame);
}
}
}
break;
}
}
//Debug.Log("Animation " + currentAnim + " not found or animation does not contain variable " + varName);
VarFrame newFrame = new VarFrame();
newFrame.animName = "NA";
return(newFrame);
}
//Get the previous variable frame
public VarFrame getPreviousFrame(string varName)
{
foreach (CustAnim anim in animations)
{
if (anim.name.ToUpper() == currentAnim.ToUpper())
{
VarFrame prevFrame = new VarFrame();
foreach (VarFrame frame in anim.varFrames)
{
if (frame.varName == varName)
{
//This frame has to be for us
if (frame.frameTime <= currTime)
{
if ((frame.creationFrame && currTime < 32f) || currTime >= anim.duration)
{
//This is within the first frame of existence, likely a starting time, or otherwise the last frame where we "stay" unless we loop
return(frame);
}
else
{
//Store this one for later, for now we can assume the file is in chronological order until we have a better JSON or XML format
prevFrame = frame;
}
}
else
{
//We went too far now, return the previous one
return(prevFrame);
}
}
}
break;
}
}
//Debug.Log("Animation " + currentAnim + " not found or animation does not contain variable " + varName);
VarFrame newFrame = new VarFrame();
newFrame.animName = "NA";
return(newFrame);
}
//Add a variable keyframe to the animation
public void AddVarFrame(string animName, VarFrame frame)
{
bool foundAnim = false;
foreach (CustAnim anim in animations)
{
if (anim.name.ToUpper() == animName.ToUpper())
{
if (!anim.variables.ContainsKey(frame.varName))
{
//Creation frame!
frame.creationFrame = true;
anim.variables.Add(frame.varName, frame.value);
}
anim.varFrames.Add(frame);
foundAnim = true;
break;
}
}
if (!foundAnim)
{
CustAnim anim = new CustAnim();
anim.name = animName;
if (!anim.variables.ContainsKey(frame.varName))
{
//Creation frame!
frame.creationFrame = true;
anim.variables.Add(frame.varName, frame.value);
}
anim.varFrames.Add(frame);
animations.Add(anim);
}
}
//Parse the data from file into animation data
private void parseLines(List <string> data)
{
foreach (string line in data)
{
string[] split = line.Split(',');
if (split.Length > 12)
{
//Key frame
KeyFrame frame = new KeyFrame();
if (split.Length > 13)
{
//For a new object
int id = 0;
int.TryParse(split[0], out id);
frame.objID = id;
frame.objDesc = split[1];
frame.animName = split[2];
int childOf = 0;
int.TryParse(split[3], out childOf);
frame.childOf = childOf;
int frameTime = 0;
int.TryParse(split[4], out frameTime);
frame.frameTime = frameTime;
int instant = 0;
int.TryParse(split[5], out instant);
if (instant > 0)
{
frame.instant = true;
}
float pX = 0f;
float pY = 0f;
float pZ = 0f;
float.TryParse(split[6], out pX);
float.TryParse(split[7], out pY);
float.TryParse(split[8], out pZ);
frame.position = new Vector3(pX, pY, pZ);
float rX = 0f;
float rY = 0f;
float rZ = 0f;
float.TryParse(split[9], out rX);
float.TryParse(split[10], out rY);
float.TryParse(split[11], out rZ);
frame.rotation = new Vector3(rX, rY, rZ);
float sX = 0f;
float sY = 0f;
float sZ = 0f;
float.TryParse(split[12], out sX);
float.TryParse(split[13], out sY);
float.TryParse(split[14], out sZ);
frame.scale = new Vector3(sX, sY, sZ);
myAnim.AddKeyFrame(frame.animName, frame);
}
else
{
//For an existing object
int id = 0;
int.TryParse(split[0], out id);
frame.objID = id;
frame.animName = split[1];
int frameTime = 0;
int.TryParse(split[2], out frameTime);
frame.frameTime = frameTime;
int instant = 0;
int.TryParse(split[3], out instant);
if (instant > 0)
{
frame.instant = true;
}
float pX = 0f;
float pY = 0f;
float pZ = 0f;
float.TryParse(split[4], out pX);
float.TryParse(split[5], out pY);
float.TryParse(split[6], out pZ);
frame.position = new Vector3(pX, pY, pZ);
float rX = 0f;
float rY = 0f;
float rZ = 0f;
float.TryParse(split[7], out rX);
float.TryParse(split[8], out rY);
float.TryParse(split[9], out rZ);
frame.rotation = new Vector3(rX, rY, rZ);
float sX = 0f;
float sY = 0f;
float sZ = 0f;
float.TryParse(split[10], out sX);
float.TryParse(split[11], out sY);
float.TryParse(split[12], out sZ);
frame.scale = new Vector3(sX, sY, sZ);
myAnim.AddKeyFrame(frame.animName, frame);
}
}
else if (split.Length > 4)
{
//Variable frame
VarFrame frame = new VarFrame();
frame.varName = split[0];
frame.animName = split[1];
int frameTime = 0;
int instant = 0;
float value = 0f;
int.TryParse(split[2], out frameTime);
frame.frameTime = frameTime;
int.TryParse(split[3], out instant);
if (instant > 0)
{
frame.instant = true;
}
float.TryParse(split[4], out value);
frame.value = value;
myAnim.AddVarFrame(split[1], frame);
}
else if (split.Length > 2)
{
//Animation configuration
string animName = split[0];
int loopVal = 0;
int.TryParse(split[1], out loopVal);
bool loop = false;
if (loopVal > 0)
{
loop = true;
}
string goToAnim = split[2];
if (goToAnim.ToUpper() == "NA")
{
goToAnim = "";
}
myAnim.AnimConfig(animName, loop, goToAnim);
}
}
myAnim.isLoaded = true;
Debug.Log(data[0]);//Done loading
}
//Update all code to do with the animation itself
public void update()
{
foreach (CustAnim anim in animations)
{
if (anim.name.ToUpper() == currentAnim.ToUpper())
{
//This is our animation
foreach (KeyValuePair <int, GameObject> pair in anim.assignedObjects)
{
//Animate each object
KeyFrame prev = getPreviousFrame(pair.Value, pair.Key);
KeyFrame next = getNextFrame(pair.Value, pair.Key);
if (prev.animName != "NA" && next.animName != "NA")
{
//We can only animate if the frames exist
if (prev.creationFrame)
{
if (prev.childOf > 0)
{
if (anim.assignedObjects.ContainsKey(prev.childOf))
{
//Also make sure we are parented properly
pair.Value.transform.parent = anim.assignedObjects[prev.childOf].transform;
}
}
//Set the base value to start
pair.Value.transform.localPosition = prev.position;
pair.Value.transform.localEulerAngles = prev.rotation;
pair.Value.transform.localScale = prev.scale;
}
if (next.instant)
{
//We don't interpolate, we just stay at the previous frame values
pair.Value.transform.localPosition = prev.position;
pair.Value.transform.localEulerAngles = prev.rotation;
pair.Value.transform.localScale = prev.scale;
}
else
{
//Smooth interpolation between previous and next frame
float percentage = (currTime - prev.frameTime) / (next.frameTime - prev.frameTime);
if (float.IsNaN(percentage))
{
percentage = 0f;
}
pair.Value.transform.localPosition = Vector3.Lerp(prev.position, next.position, percentage);
pair.Value.transform.localEulerAngles = Vector3.Lerp(prev.rotation, next.rotation, percentage);
pair.Value.transform.localScale = Vector3.Lerp(prev.scale, next.scale, percentage);
}
}
}
//Animate our variables
List <string> modVars = new List <string>();
List <float> valVars = new List <float>();
foreach (KeyValuePair <string, float> pair in anim.variables)
{
VarFrame prev = getPreviousFrame(pair.Key);
VarFrame next = getNextFrame(pair.Key);
if (prev.animName != "NA" && next.animName != "NA")
{
if (next.instant)
{
//Stay at previous value
modVars.Add(pair.Key);
valVars.Add(prev.value);
}
else
{
//Smooth interpolation between previous and next frame
float percentage = (currTime - prev.frameTime) / (next.frameTime - prev.frameTime);
if (float.IsNaN(percentage))
{
percentage = 0f;
}
modVars.Add(pair.Key);
valVars.Add(Mathf.Lerp(prev.value, next.value, percentage));
}
}
}
for (int i = 0; i < modVars.Count; i++)
{
anim.variables[modVars[i]] = valVars[i];
}
//Timing and transitions
if (isPlaying)
{
//Advance time and update
currTime += 1000f * animSpeed * Time.deltaTime;
}
if (currTime >= anim.duration)
{
if (anim.loop)
{
currTime = 0f; //Restart the animation
}
else if (anim.goToAnim != "")
{
setAnim(anim.goToAnim); //Set the animation we are going to
}
else
{
isPlaying = false; //Done playing
currTime = anim.duration; //Set to end frame
}
}
break;
}
}
}
