public void Subdivide(ITriangulator triangulator, float largestAreaFactor, float areaThreshold)
{
Debug.Assert(spriteMeshData != null);
Debug.Assert(triangulator != null);
m_VerticesTemp.Clear();
m_EdgesTemp.Clear();
m_EdgesTemp.AddRange(spriteMeshData.edges);
for (int i = 0; i < spriteMeshData.vertexCount; ++i)
{
m_VerticesTemp.Add(spriteMeshData.GetPosition(i));
}
try
{
var indices = new List <int>();
triangulator.Tessellate(0f, 0f, 0f, largestAreaFactor, areaThreshold, 100, m_VerticesTemp, m_EdgesTemp, indices);
spriteMeshData.Clear();
for (int i = 0; i < m_VerticesTemp.Count; ++i)
{
spriteMeshData.AddVertex(m_VerticesTemp[i], default(BoneWeight));
}
spriteMeshData.edges.AddRange(m_EdgesTemp);
spriteMeshData.indices.AddRange(indices);
}
catch (Exception)
{
}
}
public void Triangulate(ITriangulator triangulator)
{
Debug.Assert(spriteMeshData != null);
Debug.Assert(triangulator != null);
FillMeshDataContainers(ref m_VerticesTemp, ref m_EdgesTemp, out var weightData, out var hasWeightData);
var indices = new List <int>();
triangulator.Triangulate(m_VerticesTemp, m_EdgesTemp, indices);
if (m_VerticesTemp.Count == 0)
{
spriteMeshData.Clear();
CreateQuad();
FillMeshDataContainers(ref m_VerticesTemp, ref m_EdgesTemp, out weightData, out hasWeightData);
indices.Clear();
triangulator.Triangulate(m_VerticesTemp, m_EdgesTemp, indices);
}
spriteMeshData.Clear();
spriteMeshData.edges.AddRange(m_EdgesTemp);
spriteMeshData.indices.AddRange(indices);
var hasNewVertices = m_VerticesTemp.Count != weightData.Count;
for (var i = 0; i < m_VerticesTemp.Count; ++i)
{
var boneWeight = default(BoneWeight);
if (!hasNewVertices)
{
boneWeight = weightData[i].ToBoneWeight(true);
}
spriteMeshData.AddVertex(m_VerticesTemp[i], boneWeight);
}
if (hasNewVertices && hasWeightData)
{
CalculateWeights(new BoundedBiharmonicWeightsGenerator(), null, 0.01f);
}
}
public void DebugMesh(ISpriteMeshData spriteMeshData, Vector2[] vertices, Edge[] edges, Vector2[] controlPoints, Edge[] bones, int[] pins)
{
var boneSamples = SampleBones(controlPoints, bones, kNumSamples);
var verticesList = new List <Vector2>(vertices.Length + controlPoints.Length + boneSamples.Length);
var edgesList = new List <Edge>(edges);
var indicesList = new List <int>();
verticesList.AddRange(vertices);
verticesList.AddRange(controlPoints);
verticesList.AddRange(boneSamples);
TriangulationUtility.Tessellate(kMinAngle, 0f, kMeshAreaFactor, kLargestTriangleAreaFactor, 0, verticesList, edgesList, indicesList);
spriteMeshData.Clear();
verticesList.ForEach(v => spriteMeshData.AddVertex(v, new BoneWeight()));
spriteMeshData.edges.AddRange(edgesList);
spriteMeshData.indices.AddRange(indicesList);
}
