//5.2.1p1
public void ModifyMesh(VertexHelper vh)
{
if (enabled && gameObject.activeInHierarchy)
{
var verts = new List <UIVertex>();
var glyph = new GlyphQuad();
vh.GetUIVertexStream(verts);
vh.Dispose();
for (int c = 0; c < Text.text.Length; c++)
{
glyph.LoadTris(verts, c * 6);
float xDistance = AbsolutePosition + glyph.Rect.center.x;
float tf = AbsoluteToRelative(xDistance);
Vector3 pos = this.GetInterpolatedSourcePosition(tf);
Vector3 tan = this.GetTangent(tf);
var off = pos - Rect.localPosition - glyph.Center; // position offset to spline
glyph.Transpose(new Vector3(0, glyph.Center.y, 0)); // shift to match baseline
// Rotate, then offset to real position
glyph.Rotate(Quaternion.AngleAxis(Mathf.Atan2(tan.x, -tan.y) * Mathf.Rad2Deg - 90, Vector3.forward));
glyph.Transpose(off);
glyph.Save(vh);
}
}
}
protected override void OnPopulateMesh(Mesh mesh)
{
if (vh != null)
{
vh.FillMesh(mesh);
vh.Dispose();
vh = null;
}
}
void Update()
{
//Edit Mesh on TextMeshPro component
if (tmp != null)
{
if (tmp.havePropertiesChanged)
{
Dirty = true;
}
if (Dirty || savedPos != transform.position || transform.hasChanged || savedSize == null || savedSize != (transform as RectTransform).rect.size || savedRotation == null || savedRotation != transform.eulerAngles)
{
Dirty = false;
transform.hasChanged = false;
savedSize = (transform as RectTransform).rect.size;
savedRotation = transform.eulerAngles;
savedPos = transform.position;
tmp.ForceMeshUpdate();
savedMesh = new Mesh();
savedMesh.vertices = tmp.mesh.vertices;
savedMesh.uv = tmp.mesh.uv;
savedMesh.uv2 = tmp.mesh.uv2;
savedMesh.bounds = tmp.mesh.bounds;
savedMesh.colors = tmp.mesh.colors;
savedMesh.triangles = tmp.mesh.triangles;
savedMesh.normals = tmp.mesh.normals;
savedMesh.tangents = tmp.mesh.tangents;
crvdVE.TesselationRequired = true;
vh = new VertexHelper(savedMesh);
#if UNITY_5_1
crvdVE.ModifyMesh(vh.GetUIVertexStream);
#else
crvdVE.ModifyMesh(vh);
#endif
vh.FillMesh(savedMesh);
vh.Dispose();
}
tmp.canvasRenderer.SetMesh(savedMesh);
}
}
public static int Dispose(IntPtr l)
{
int result;
try
{
VertexHelper vertexHelper = (VertexHelper)LuaObject.checkSelf(l);
vertexHelper.Dispose();
LuaObject.pushValue(l, true);
result = 1;
}
catch (Exception e)
{
result = LuaObject.error(l, e);
}
return(result);
}
void LateUpdate()
{
//if we're missing stuff, find it
if (!tmpText)
{
FindTMP();
}
//Edit Mesh on TextMeshPro component
if (tmpText)
{
//if (!Application.isPlaying)
// tesselationRequired = true;
if (savedSize != (transform as RectTransform).rect.size)
{
tesselationRequired = true;
//Debug.Log("size changed");
}
else if (savedLocalScale != mySettings.transform.localScale)
{
tesselationRequired = true;
//Debug.Log("size changed");
}
else if (!savedPos.AlmostEqual(mySettings.transform.worldToLocalMatrix.MultiplyPoint3x4(transform.position)))
{
curvingRequired = true;
// Debug.Log("pos changed");
}
else if (!savedUp.AlmostEqual(mySettings.transform.worldToLocalMatrix.MultiplyVector(transform.up)))
{
curvingRequired = true;
// Debug.Log("up changed");
}
if (Dirty || tesselationRequired || m_savedMesh == null || m_vh == null || (curvingRequired && !Application.isPlaying))
{
//Get the mesh from TMP object.
tmpText.renderMode = TMPro.TextRenderFlags.Render;
tmpText.ForceMeshUpdate();
if (m_vh != null)
{
m_vh.Dispose();
}
m_vh = new VertexHelper(tmpText.mesh);
//store a copy of flat UIVertices for later so we dont have to retrieve the Mesh every framee.
m_vh.GetUIVertexStream(m_flatSavedVerts);
//Tesselate and Curve the flat UIVertices stored in Vertex Helper
crvdVE.TesselationRequired = true;
crvdVE.ModifyMesh(m_vh);
//fill the mesh with curved UIVertices
if (!m_savedMesh)
{
m_savedMesh = new Mesh();
}
m_savedMesh.Clear();
m_vh.FillMesh(m_savedMesh);
tmpText.renderMode = TMPro.TextRenderFlags.DontRender;
//reset flags
tesselationRequired = false;
curvingRequired = false;
Dirty = false;
//save current data
savedLocalScale = mySettings.transform.localScale;
savedSize = (transform as RectTransform).rect.size;
savedUp = mySettings.transform.worldToLocalMatrix.MultiplyVector(transform.up);
savedPos = mySettings.transform.worldToLocalMatrix.MultiplyPoint3x4(transform.position);
//prompt submeshes to update
FindSubmeshes();
foreach (CurvedUITMPSubmesh mesh in subMeshes)
{
mesh.UpdateSubmesh(true, false);
}
}
if (curvingRequired)
{
//fill the VertexHelper with stored flat mesh
m_vh.Clear();
m_vh.AddUIVertexTriangleStream(m_flatSavedVerts);
//curve Mesh stored in VertexHelper with CurvedUIVertexEffect
crvdVE.TesselationRequired = false;
crvdVE.CurvingRequired = true;
crvdVE.ModifyMesh(m_vh);
//Fill the mesh we're going to upload to TMP object with already curved UIVertices
m_savedMesh.Clear();
m_vh.FillMesh(m_savedMesh);
//reset flags
curvingRequired = false;
//save current data
savedLocalScale = mySettings.transform.localScale;
savedUp = mySettings.transform.worldToLocalMatrix.MultiplyVector(transform.up);
savedPos = mySettings.transform.worldToLocalMatrix.MultiplyPoint3x4(transform.position);
//prompt submeshes to update
foreach (CurvedUITMPSubmesh mesh in subMeshes)
{
mesh.UpdateSubmesh(false, true);
}
}
//upload mesh to TMP Object
tmpText.canvasRenderer.SetMesh(m_savedMesh);
}
}