#pragma warning restore 0612
#endif
/// <summary>
/// Modifies the mesh.
/// </summary>
public override void ModifyMesh(VertexHelper vh)
{
if (!isActiveAndEnabled)
{
return;
}
bool isText = isTMPro || graphic is Text;
float normalizedIndex = ptex.GetNormalizedIndex(this);
// rect.
Rect rect = m_EffectArea.GetEffectArea(vh, rectTransform.rect);
// rotation.
float rad = m_Rotation * Mathf.Deg2Rad;
Vector2 dir = new Vector2(Mathf.Cos(rad), Mathf.Sin(rad));
dir.x *= rect.height / rect.width;
dir = dir.normalized;
// Calculate vertex position.
UIVertex vertex = default(UIVertex);
Vector2 nomalizedPos;
Matrix2x3 localMatrix = new Matrix2x3(rect, dir.x, dir.y); // Get local matrix.
for (int i = 0; i < vh.currentVertCount; i++)
{
vh.PopulateUIVertex(ref vertex, i);
m_EffectArea.GetNormalizedFactor(i, localMatrix, vertex.position, isText, out nomalizedPos);
if (isTMPro)
{
vertex.uv2 = new Vector2(
Packer.ToFloat(nomalizedPos.y, normalizedIndex), 0
);
}
else
{
vertex.uv0 = new Vector2(
Packer.ToFloat(vertex.uv0.x, vertex.uv0.y),
Packer.ToFloat(nomalizedPos.y, normalizedIndex)
);
}
vh.SetUIVertex(vertex, i);
}
}
