public override void BeforeGraph(Support.NativeList <LinePosition> lines)
{
Step = 0;
Segment = 0;
}
public override void BeforeGraph(Support.NativeList <GeometryLinePosition> lines)
{
Step = 0;
}
public virtual void BeforeGraph(Support.NativeList <GeometryLinePosition> lines)
{
Step = 0;
}
public virtual float GetSegment(Support.NativeList <GeometryLinePosition> lines)
{
return(Segement);
}
public virtual float GetInterval(Support.NativeList <GeometryLinePosition> lines)
{
return(Interval);
}
public void BuildGraph(Support.NativeList <LinePosition> position, Support.NativeList <LineUV> uv, float halfWidth)
{
BeforeGraph(position);
LineUV rectUV = new LineUV();
rectUV.SetUV();
Vector3 cur, tar;
bool drawing = true;
float remainLength = GetSegment(position);
bool isContinued = false;
do
{
var normal = GetNormalDir();
NextStartPoint(out cur);
isContinued = NextEndPoint(out tar); //NextStartPoint(out tar);
float dist = Vector3.Distance(ref cur, ref tar);
var dir = tar - cur;
dir.Normalize();
Vector3 extDir = Vector3.Cross(dir, normal);
extDir.Normalize();
while (dist >= remainLength)
{
if (drawing)
{
var end = cur + dir * remainLength;
var l = new LinePosition();
l.SetLine(ref cur, ref end, ref extDir, halfWidth);
//position.Add(l);
//uv.Add(rectUV);
unsafe
{
position.Add(l);
uv.Add(rectUV);
}
drawing = false;
dist -= remainLength;
remainLength = GetInterval(position);
cur = end;
}
else
{
drawing = true;
dist -= remainLength;
cur = cur + dir * remainLength;
remainLength = GetSegment(position);
extDir = Vector3.Cross(dir, normal);
extDir.Normalize();
}
}
if (drawing)
{
var end = cur + dir * dist;
var l = new LinePosition();
l.SetLine(ref cur, ref end, ref extDir, halfWidth);
remainLength = remainLength - dist;
//position.Add(l);
//uv.Add(rectUV);
unsafe
{
position.Add(l);
uv.Add(rectUV);
}
dist = 0;
}
else
{
remainLength = remainLength - dist;
dist = 0;
}
} while (isContinued);
}
public void AddDefaultColorBuff(CRenderContext rc, CGfxMeshPrimitives result)
{
if (result == null)
{
return;
}
var mesh = result.GeometryMesh;
if (mesh == null)
{
return;
}
CVertexBuffer colorbuff = mesh.GetVertexBuffer(EVertexSteamType.VST_Color);
if (colorbuff != null)
{
return;
}
CVertexBuffer posbuff = mesh.GetVertexBuffer(EVertexSteamType.VST_Position);
if (posbuff == null)
{
return;
}
var blob = new Support.CBlobObject();
posbuff.GetBufferData(rc, blob);
int vertNum = 0;
unsafe
{
vertNum = (int)blob.Size / sizeof(Vector3);
}
if (vertNum == 0)
{
return;
}
Support.NativeList <Byte4> Colors = new Support.NativeList <Byte4>();
var color = new Byte4();
color.X = 255;
color.Y = 255;
color.Z = 255;
color.W = 255;
for (int i = 0; i < vertNum; i++)
{
Colors.Add(color);
}
var dpDesc = new CDrawPrimitiveDesc();
dpDesc.SetDefault();
dpDesc.NumPrimitives = (UInt32)vertNum;
result.SetAtom(0, 0, ref dpDesc);
UInt32 resourceSize = 0;
unsafe
{
var vbDesc = new CVertexBufferDesc();
vbDesc.CPUAccess = (UInt32)ECpuAccess.CAS_WRITE;
{
vbDesc.InitData = Colors.UnsafeAddressAt(0);
vbDesc.Stride = (UInt32)sizeof(Byte4);
vbDesc.ByteWidth = (UInt32)(sizeof(Byte4) * Colors.Count);
var vb = rc.CreateVertexBuffer(vbDesc);
mesh.BindVertexBuffer(EVertexSteamType.VST_Color, vb);
resourceSize += vbDesc.ByteWidth;
}
result.ResourceState.ResourceSize = (UInt32)(resourceSize);
mesh.Dirty = true;
}
result.ResourceState.StreamState = EStreamingState.SS_Valid;
result.ResourceState.KeepValid = true;
}