public static Keyframe[] ToKeyframeArray(SerializableKeyframe[] sks)
{
Keyframe[] keys = new Keyframe[sks.Length];
for(int i = 0; i < keys.Length; i++)
keys[i] = sks[i].ToKeyframe();
return keys;
}
public static SerializableKeyframe[] FromKeyframeArray(Keyframe[] ks)
{
SerializableKeyframe[] keys = new SerializableKeyframe[ks.Length];
for(int i = 0; i < keys.Length; i++)
keys[i] = new SerializableKeyframe(ks[i]);
return keys;
}
public static SerializableKeyframe[] FromKeyframeArray(Keyframe[] ks)
{
SerializableKeyframe[] keys = new SerializableKeyframe[ks.Length];
for (int i = 0; i < keys.Length; i++)
{
keys[i] = new SerializableKeyframe(ks[i]);
}
return(keys);
}
public OperatorNode(int x, int y) : base("Operator", new SerializableRect(x, y, 200, 150))
{
type = lastType = OperatorNode.OPERATORTYPE.ABS;
SetInputs();
curve = AnimationCurve.EaseInOut(0f, 0f, 1f, 1f);
if (keyframes != null)
{
curve.keys = SerializableKeyframe.ToKeyframeArray(keyframes);
}
}
public static float Evaluate(float time, SerializableKeyframe[] keyframes)
{
if (keyframes == null)
{
return(-1f);
}
SerializableKeyframe key1 = keyframes[0];
SerializableKeyframe key2 = keyframes[keyframes.Length - 1];
float closestDistance = Mathf.Infinity;
int closestIndex = keyframes.Length;
for (int i = 0; i < keyframes.Length; i++)
{
if (time >= keyframes[i].time)
{
float distance = time - keyframes[i].time;
if (distance <= closestDistance)
{
closestDistance = distance;
key1 = keyframes[i];
closestIndex = i;
}
}
else
{
break;
}
}
if (closestIndex + 1 >= keyframes.Length)
{
return(key2.value);
}
else
{
key2 = keyframes[closestIndex + 1];
}
float dt = (time - key1.time) / (key2.time - key1.time);
//float tanLength = Mathf.Abs(key1.time - key2.time) * 0.3333f;
//float p1 = key1.value;
//float p2 = key2.value;
//float t1 = p1 + tanLength * key1.outTangent;
//float t2 = p2 - tanLength * key2.inTangent;
//float value = CubicSpline(dt, p1, t1, t2, p2);
float value = Bezier(dt, key1, key2);
return(value);
}
public static float Bezier(float t, SerializableKeyframe key1, SerializableKeyframe key2)
{
float dt = key2.time - key1.time;
float m0 = key1.outTangent * dt;
float m1 = key2.inTangent * dt;
float t2 = t * t;
float t3 = t2 * t;
float a = 2 * t3 - 3 * t2 + 1;
float b = t3 - 2 * t2 + t;
float c = t3 - t2;
float d = -2 * t3 + 3 * t2;
return(a * key1.value + b * m0 + c * m1 + d * key2.value);
}
public static float Bezier(float t, SerializableKeyframe key1, SerializableKeyframe key2)
{
float dt = key2.time - key1.time;
float m0 = key1.outTangent * dt;
float m1 = key2.inTangent * dt;
float t2 = t * t;
float t3 = t2 * t;
float a = 2 * t3 - 3 * t2 + 1;
float b = t3 - 2 * t2 + t;
float c = t3 - t2;
float d = -2 * t3 + 3 * t2;
return a * key1.value + b * m0 + c * m1 + d * key2.value;
}
public static float Evaluate(float time, SerializableKeyframe[] keyframes)
{
if(keyframes == null)
return -1f;
SerializableKeyframe key1 = keyframes[0];
SerializableKeyframe key2 = keyframes[keyframes.Length-1];
float closestDistance = Mathf.Infinity;
int closestIndex = keyframes.Length;
for(int i = 0; i < keyframes.Length; i++) {
if(time >= keyframes[i].time) {
float distance = time - keyframes[i].time;
if(distance <= closestDistance) {
closestDistance = distance;
key1 = keyframes[i];
closestIndex = i;
}
}
else
break;
}
if(closestIndex+1 >= keyframes.Length)
return key2.value;
else {
key2 = keyframes[closestIndex+1];
}
float dt = (time - key1.time) / (key2.time - key1.time);
//float tanLength = Mathf.Abs(key1.time - key2.time) * 0.3333f;
//float p1 = key1.value;
//float p2 = key2.value;
//float t1 = p1 + tanLength * key1.outTangent;
//float t2 = p2 - tanLength * key2.inTangent;
//float value = CubicSpline(dt, p1, t1, t2, p2);
float value = Bezier(dt, key1, key2);
return value;
}
override public ModuleBase GetModule()
{
// check that has inputs
for (int i = 0; i < inputs.Length; i++)
{
if (inputs[i] == null)
{
return(null);
}
}
// get module
switch (type)
{
case OPERATORTYPE.ABS:
module = new Abs(inputs[0].GetModule());
break;
case OPERATORTYPE.ADD:
module = new Add(inputs[0].GetModule(), inputs[1].GetModule());
break;
case OPERATORTYPE.BLEND:
module = new Blend(inputs[0].GetModule(), inputs[1].GetModule(), inputs[2].GetModule());
break;
case OPERATORTYPE.CLAMP:
module = new Clamp(min, max, inputs[0].GetModule());
break;
case OPERATORTYPE.EXPONENT:
module = new Exponent(exponent, inputs[0].GetModule());
break;
case OPERATORTYPE.INVERT:
module = new Invert(inputs[0].GetModule());
break;
case OPERATORTYPE.MAX:
module = new Max(inputs[0].GetModule(), inputs[1].GetModule());
break;
case OPERATORTYPE.MIN:
module = new Min(inputs[0].GetModule(), inputs[1].GetModule());
break;
case OPERATORTYPE.MULTIPLY:
module = new Multiply(inputs[0].GetModule(), inputs[1].GetModule());
break;
case OPERATORTYPE.POWER:
module = new Power(inputs[0].GetModule(), inputs[1].GetModule());
break;
case OPERATORTYPE.SUBTRACT:
module = new Subtract(inputs[0].GetModule(), inputs[1].GetModule());
break;
case OPERATORTYPE.TERRACE:
module = new Terrace(min, max, power, inputs[0].GetModule());
break;
case OPERATORTYPE.TRANSLATE:
module = new Translate(x, y, z, inputs[0].GetModule());
break;
case OPERATORTYPE.DIVIDE:
module = new Divide(inputs[0].GetModule(), inputs[1].GetModule());
break;
case OPERATORTYPE.CURVE:
if (curve == null)
{
curve = AnimationCurve.EaseInOut(0f, 0f, 1f, 1f);
if (keyframes != null)
{
curve.keys = SerializableKeyframe.ToKeyframeArray(keyframes);
}
}
if (keyframes == null)
{
keyframes = SerializableKeyframe.FromKeyframeArray(curve.keys);
}
module = new Curve(keyframes, inputs[0].GetModule());
break;
case OPERATORTYPE.WEIGHT:
module = new Weight(inputs[0].GetModule(), min, max);
break;
case OPERATORTYPE.WARP:
module = new Warp(power, inputs[0].GetModule(), inputs[1].GetModule());
break;
case OPERATORTYPE.SELECT:
module = new Select(inputs[0].GetModule(), min, max);
break;
}
SetOutputOptions();
return(this.module);
}
public Curve(SerializableKeyframe[] keyframes, ModuleBase m1)
{
this.keyframes = keyframes;
module1 = m1;
}
private void OperatorGUI()
{
// operator type selection
operatorNode.type = (OperatorNode.OPERATORTYPE)EditorGUILayout.EnumPopup(operatorNode.type);
if (operatorNode.type != operatorNode.lastType)
{
operatorNode.SetInputs();
UpdatePreview();
operatorNode.lastType = operatorNode.type;
node.title = operatorNode.type.ToString();
}
node.rect.height += controlHeight * 1.5f;
// parameters
showParameters = EditorGUILayout.Foldout(showParameters, "Parameters");
if (showParameters)
{
// min max
if (operatorNode.type == OperatorNode.OPERATORTYPE.CLAMP)
{
GUILayout.Label("Min:");
operatorNode.min = EditorGUILayout.Slider(operatorNode.min, -1.0f, 1.0f);
GUILayout.Label("Max:");
operatorNode.max = EditorGUILayout.Slider(operatorNode.max, -1.0f, 1.0f);
node.rect.height += controlHeight * 2.5f;
}
if (operatorNode.type == OperatorNode.OPERATORTYPE.TERRACE)
{
GUILayout.Label("Min:");
operatorNode.min = EditorGUILayout.Slider(operatorNode.min, -1.0f, 1.0f);
GUILayout.Label("Max:");
operatorNode.max = EditorGUILayout.Slider(operatorNode.max, -1.0f, 1.0f);
GUILayout.Label("Power:");
operatorNode.power = EditorGUILayout.Slider(operatorNode.power, 0f, 1.0f);
node.rect.height += controlHeight * 4f;
}
// exponent
if (operatorNode.type == OperatorNode.OPERATORTYPE.EXPONENT)
{
GUILayout.Label("Exponent:");
operatorNode.exponent = EditorGUILayout.Slider(operatorNode.exponent, -10.0f, 10f);
node.rect.height += controlHeight;
}
// x, y, z
if (operatorNode.type == OperatorNode.OPERATORTYPE.TRANSLATE)
{
GUILayout.Label("X:");
operatorNode.x = EditorGUILayout.Slider(operatorNode.x, -10.0f, 10.0f);
GUILayout.Label("Y:");
operatorNode.y = EditorGUILayout.Slider(operatorNode.y, -10.0f, 10.0f);
GUILayout.Label("Z:");
operatorNode.z = EditorGUILayout.Slider(operatorNode.z, -10.0f, 10.0f);
node.rect.height += controlHeight * 4f;
}
// curve
if (operatorNode.type == OperatorNode.OPERATORTYPE.CURVE)
{
if (operatorNode.curve == null)
{
if (operatorNode.keyframes != null)
{
operatorNode.curve = new AnimationCurve(SerializableKeyframe.ToKeyframeArray(operatorNode.keyframes));
}
else
{
operatorNode.curve = AnimationCurve.EaseInOut(0f, 0f, 1f, 1f);
}
}
try {
operatorNode.curve = EditorGUILayout.CurveField(operatorNode.curve, GUILayout.Width(40), GUILayout.Height(30));
}
catch {}
operatorNode.keyframes = SerializableKeyframe.FromKeyframeArray(operatorNode.curve.keys);
node.rect.height += controlHeight;
}
// weight
if (operatorNode.type == OperatorNode.OPERATORTYPE.WEIGHT)
{
GUILayout.Label("Weight:");
operatorNode.min = EditorGUILayout.Slider(operatorNode.min, 0f, 1f);
GUILayout.Label("Target:");
operatorNode.max = EditorGUILayout.Slider(operatorNode.max, -1f, 1f);
node.rect.height += controlHeight * 2.5f;
}
// exponent
if (operatorNode.type == OperatorNode.OPERATORTYPE.WARP)
{
GUILayout.Label("Power:");
operatorNode.power = EditorGUILayout.Slider(operatorNode.power, -.5f, .5f);
node.rect.height += controlHeight;
}
if (operatorNode.type == OperatorNode.OPERATORTYPE.SELECT)
{
GUILayout.Label("Target:");
operatorNode.min = EditorGUILayout.Slider(operatorNode.min, -2.0f, 2.0f);
GUILayout.Label("Range:");
operatorNode.max = EditorGUILayout.Slider(operatorNode.max, 0f, 2.0f);
node.rect.height += controlHeight * 2.5f;
}
}
}