int WriteAttribute(ref BufferGeometry4_Attribute_Float Attribute, Vector2[] VectorArray, ModifyVector2 Modify = null)
{
// gr: maybe pad here
if (VectorArray == null)
{
return(0);
}
int VectorSize = 2;
if (Attribute == null)
{
Attribute = new BufferGeometry4_Attribute_Float(VectorSize);
}
int FirstIndex = Attribute.array.Count / VectorSize;
var Temp = new Vector2();
for (int i = 0; i < VectorArray.Length; i++)
{
Temp = VectorArray[i];
if (Modify != null)
{
Modify(ref Temp);
}
Attribute.array.Add(Temp.x);
Attribute.array.Add(Temp.y);
}
return(FirstIndex);
}
void WriteAttribute(ref BufferGeometry4_Attribute_Float Attribute, Vector2[] VectorArray, ModifyVector2 Modify = null)
{
if (VectorArray == null)
{
Attribute = null;
return;
}
int VectorSize = 2;
// todo: expand array for merging multiple meshes
Attribute = new BufferGeometry4_Attribute_Float(VectorSize);
float[] FloatArray = new float[VectorArray.Length * VectorSize];
for (int i = 0; i < VectorArray.Length; i++)
{
var Pos3 = VectorArray[i];
if (Modify != null)
{
Modify(ref Pos3);
}
FloatArray[(i * VectorSize) + 0] = Pos3.x;
FloatArray[(i * VectorSize) + 1] = Pos3.y;
}
Attribute.array = FloatArray;
}
