void SetupCurve()
{
m_Curve = new AnimationCurve();
FilmicCurve dt = this;
float min = dt.m_BlackPoint;
float max = dt.m_WhitePoint;
int nbFrame = 40;
float step = (max - min) / nbFrame;
float curr = min;
float k = dt.ComputeK(dt.m_ToeStrength, dt.m_CrossOverPoint, dt.m_BlackPoint, dt.m_ShoulderStrength, dt.m_WhitePoint);
dt.StoreK();
dt.ComputeShaderCoefficients(dt.m_ToeStrength, dt.m_CrossOverPoint, dt.m_BlackPoint, dt.m_ShoulderStrength, dt.m_WhitePoint, k);
for (int i = 0; i < nbFrame + 1; ++i)
{
float value = dt.Graph(curr, dt.m_ToeStrength, dt.m_CrossOverPoint, dt.m_BlackPoint, dt.m_ShoulderStrength, dt.m_WhitePoint, k);
m_Curve.AddKey(new Keyframe(curr, value));
curr += step;
}
for (int i = 0; i < m_Curve.keys.Length - 1; ++i)
{
float tangent = CalculateLinearTangent(m_Curve, i, i + 1);
m_Curve.keys[i].inTangent = tangent;
m_Curve.keys[i].outTangent = tangent;
m_Curve.SmoothTangents(i, 0.0f);
}
}
public void StoreK()
{
m_MainCurve.StoreK();
}