private bool AreVertexPropertiesIdentical(DecalsMesh a_DecalsMesh, int a_VertexIndex1, int a_VertexIndex2)
{
Decals decals = a_DecalsMesh.Decals;
bool flag = Vector3Extension.Approximately(a_DecalsMesh.Vertices[a_VertexIndex1], a_DecalsMesh.Vertices[a_VertexIndex2], DecalsMeshMinimizer.s_CurrentMaximumAbsoluteError, DecalsMeshMinimizer.s_CurrentMaximumRelativeError);
if (flag && (decals.CurrentNormalsMode == NormalsMode.Target))
{
flag = Vector3Extension.Approximately(a_DecalsMesh.Normals[a_VertexIndex1], a_DecalsMesh.Normals[a_VertexIndex2], DecalsMeshMinimizer.s_CurrentMaximumAbsoluteError, DecalsMeshMinimizer.s_CurrentMaximumRelativeError);
}
if (flag && (decals.CurrentTangentsMode == TangentsMode.Target))
{
Vector4 vector6 = a_DecalsMesh.Tangents[a_VertexIndex2];
flag = Vector3Extension.Approximately(a_DecalsMesh.Tangents[a_VertexIndex1], (Vector3)vector6, DecalsMeshMinimizer.s_CurrentMaximumAbsoluteError, DecalsMeshMinimizer.s_CurrentMaximumRelativeError);
}
if (flag && ((decals.CurrentUVMode == UVMode.TargetUV) || (decals.CurrentUVMode == UVMode.TargetUV2)))
{
flag = Vector2Extension.Approximately(a_DecalsMesh.UVs[a_VertexIndex1], a_DecalsMesh.UVs[a_VertexIndex2], DecalsMeshMinimizer.s_CurrentMaximumAbsoluteError, DecalsMeshMinimizer.s_CurrentMaximumRelativeError);
}
if (flag && ((decals.CurrentUV2Mode == UV2Mode.TargetUV) || (decals.CurrentUV2Mode == UV2Mode.TargetUV2)))
{
flag = Vector2Extension.Approximately(a_DecalsMesh.UV2s[a_VertexIndex1], a_DecalsMesh.UV2s[a_VertexIndex2], DecalsMeshMinimizer.s_CurrentMaximumAbsoluteError, DecalsMeshMinimizer.s_CurrentMaximumRelativeError);
}
return(flag);
}
private bool AreWeightedVertexPropertiesApproximatelyVertexProperties(DecalsMesh a_DecalsMesh, int a_VertexIndex)
{
bool flag = true;
Decals decals = a_DecalsMesh.Decals;
if (flag)
{
Vector3 vector = a_DecalsMesh.Vertices[a_VertexIndex];
Vector3 zero = Vector3.zero;
int num = 0;
while (true)
{
if (num >= this.m_NeighboringVertexIndices.Count)
{
flag = flag && Vector3Extension.Approximately(vector, zero, DecalsMeshMinimizer.s_CurrentMaximumAbsoluteError, DecalsMeshMinimizer.s_CurrentMaximumRelativeError);
break;
}
int num2 = this.m_NeighboringVertexIndices[num];
float num3 = this.m_NeighboringVertexWeight[num];
Vector3 vector3 = a_DecalsMesh.Vertices[num2];
zero += num3 * vector3;
num++;
}
}
if (flag && (decals.CurrentNormalsMode == NormalsMode.Target))
{
Vector3 vector4 = a_DecalsMesh.Normals[a_VertexIndex];
Vector3 zero = Vector3.zero;
int num4 = 0;
while (true)
{
if (num4 >= this.m_NeighboringVertexIndices.Count)
{
flag = flag && Vector3Extension.Approximately(vector4, zero, DecalsMeshMinimizer.s_CurrentMaximumAbsoluteError, DecalsMeshMinimizer.s_CurrentMaximumRelativeError);
break;
}
int num5 = this.m_NeighboringVertexIndices[num4];
float num6 = this.m_NeighboringVertexWeight[num4];
Vector3 vector6 = a_DecalsMesh.Normals[num5];
(zero + (num6 * vector6)).Normalize();
num4++;
}
}
if (flag && (decals.CurrentTangentsMode == TangentsMode.Target))
{
Vector4 vector7 = a_DecalsMesh.Tangents[a_VertexIndex];
Vector4 zero = Vector3.zero;
int num7 = 0;
while (true)
{
if (num7 >= this.m_NeighboringVertexIndices.Count)
{
flag = flag && Vector4Extension.Approximately(vector7, zero, DecalsMeshMinimizer.s_CurrentMaximumAbsoluteError, DecalsMeshMinimizer.s_CurrentMaximumRelativeError);
break;
}
int num8 = this.m_NeighboringVertexIndices[num7];
float num9 = this.m_NeighboringVertexWeight[num7];
Vector4 vector9 = a_DecalsMesh.Tangents[num8];
(zero + (num9 * vector9)).Normalize();
num7++;
}
}
if (flag && ((decals.CurrentUVMode == UVMode.TargetUV) || (decals.CurrentUVMode == UVMode.TargetUV2)))
{
Vector2 vector10 = a_DecalsMesh.UVs[a_VertexIndex];
Vector2 zero = Vector3.zero;
int num10 = 0;
while (true)
{
if (num10 >= this.m_NeighboringVertexIndices.Count)
{
flag = flag && Vector2Extension.Approximately(vector10, zero, DecalsMeshMinimizer.s_CurrentMaximumAbsoluteError, DecalsMeshMinimizer.s_CurrentMaximumRelativeError);
break;
}
int num11 = this.m_NeighboringVertexIndices[num10];
float num12 = this.m_NeighboringVertexWeight[num10];
Vector2 vector12 = a_DecalsMesh.UVs[num11];
zero += num12 * vector12;
num10++;
}
}
if (flag && ((decals.CurrentUV2Mode == UV2Mode.TargetUV) || (decals.CurrentUV2Mode == UV2Mode.TargetUV2)))
{
Vector2 vector13 = a_DecalsMesh.UV2s[a_VertexIndex];
Vector2 zero = Vector3.zero;
int num13 = 0;
while (true)
{
if (num13 >= this.m_NeighboringVertexIndices.Count)
{
flag = flag && Vector2Extension.Approximately(vector13, zero, DecalsMeshMinimizer.s_CurrentMaximumAbsoluteError, DecalsMeshMinimizer.s_CurrentMaximumRelativeError);
break;
}
int num14 = this.m_NeighboringVertexIndices[num13];
float num15 = this.m_NeighboringVertexWeight[num13];
Vector2 vector15 = a_DecalsMesh.UV2s[num14];
zero += num15 * vector15;
num13++;
}
}
return(true);
}