public void drawSegment(GCodePath path)
{
if (Main.threeDSettings.drawMethod == 2)
{
GL.Material(MaterialFace.FrontAndBack, MaterialParameter.AmbientAndDiffuse, defaultColor);
GL.EnableClientState(ArrayCap.VertexArray);
if (path.drawMethod != method || recompute)
{
path.UpdateVBO(true);
}
else if (path.hasBuf == false && path.elements != null)
path.RefillVBO();
if (path.elements == null) return;
GL.BindBuffer(BufferTarget.ArrayBuffer, path.buf[0]);
GL.VertexPointer(3, VertexPointerType.Float, 0, 0);
float[] cp;
if (liveView && path.lastDist > minHotDist)
{
GL.EnableClientState(ArrayCap.ColorArray);
cp = new float[path.positions.Length];
int nv = 8 * (method - 1);
if (method == 1) nv = 4;
if (method == 0) nv = 1;
int p = 0;
foreach (LinkedList<GCodePoint> points in path.pointsLists)
{
if (points.Count < 2) continue;
foreach (GCodePoint pt in points)
{
computeColor(pt.dist);
for (int j = 0; j < nv; j++)
{
cp[p++] = curColor[0];
cp[p++] = curColor[1];
cp[p++] = curColor[2];
}
}
}
GL.Enable(EnableCap.ColorMaterial);
GL.ColorMaterial(MaterialFace.FrontAndBack, ColorMaterialParameter.AmbientAndDiffuse);
if (colbufSize < cp.Length)
{
if (colbufSize != 0)
GL.DeleteBuffers(1, colbuf);
GL.GenBuffers(1, colbuf);
colbufSize = cp.Length;
GL.BindBuffer(BufferTarget.ArrayBuffer, colbuf[0]);
GL.BufferData(BufferTarget.ArrayBuffer, (IntPtr)(cp.Length * sizeof(float) * 2), (IntPtr)0, BufferUsageHint.StaticDraw);
}
GL.BindBuffer(BufferTarget.ArrayBuffer, colbuf[0]);
GL.BufferSubData(BufferTarget.ArrayBuffer, (IntPtr)0, (IntPtr)(cp.Length * sizeof(float)), cp);
GL.ColorPointer(3, ColorPointerType.Float, 0, 0);
}
if (method == 0)
{
GL.BindBuffer(BufferTarget.ElementArrayBuffer, path.buf[2]);
GL.DrawElements(BeginMode.Lines, path.elementsLength, DrawElementsType.UnsignedInt, 0);
}
else
{
GL.EnableClientState(ArrayCap.NormalArray);
GL.BindBuffer(BufferTarget.ArrayBuffer, path.buf[1]);
GL.NormalPointer(NormalPointerType.Float, 0, 0);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, path.buf[2]);
GL.DrawElements(BeginMode.Quads, path.elementsLength, DrawElementsType.UnsignedInt, 0);
GL.DisableClientState(ArrayCap.NormalArray);
}
if (liveView && path.lastDist > minHotDist)
{
GL.Disable(EnableCap.ColorMaterial);
GL.DisableClientState(ArrayCap.ColorArray);
}
GL.DisableClientState(ArrayCap.VertexArray);
GL.BindBuffer(BufferTarget.ArrayBuffer, 0);
}
else
{
if (path.drawMethod != method || recompute || path.hasBuf)
path.UpdateVBO(false);
if (Main.threeDSettings.drawMethod > 0) // Is also fallback for vbos with dynamic colors
{
GL.EnableClientState(ArrayCap.VertexArray);
if (path.elements == null) return;
GL.VertexPointer(3, VertexPointerType.Float, 0, path.positions);
float[] cp;
if (liveView && path.lastDist > minHotDist)
{
GL.EnableClientState(ArrayCap.ColorArray);
cp = new float[path.positions.Length];
int nv = 8 * (method - 1);
if (method == 1) nv = 4;
if (method == 0) nv = 1;
int p = 0;
foreach (LinkedList<GCodePoint> points in path.pointsLists)
{
foreach (GCodePoint pt in points)
{
computeColor(pt.dist);
for (int j = 0; j < nv; j++)
{
cp[p++] = curColor[0];
cp[p++] = curColor[1];
cp[p++] = curColor[2];
}
}
}
GL.Enable(EnableCap.ColorMaterial);
GL.ColorMaterial(MaterialFace.FrontAndBack, ColorMaterialParameter.AmbientAndDiffuse);
GL.ColorPointer(3, ColorPointerType.Float, 0, cp);
}
if (method == 0)
GL.DrawElements(BeginMode.Lines, path.elementsLength, DrawElementsType.UnsignedInt, path.elements);
else
{
GL.EnableClientState(ArrayCap.NormalArray);
GL.NormalPointer(NormalPointerType.Float, 0, path.normals);
GL.DrawElements(BeginMode.Quads, path.elementsLength, DrawElementsType.UnsignedInt, path.elements);
GL.DisableClientState(ArrayCap.NormalArray);
}
/*ErrorCode err = GL.GetError();
if (err != ErrorCode.NoError)
{
PrinterConnection.logInfo("D1 error" + err);
}*/
if (liveView && path.lastDist > minHotDist)
{
GL.Disable(EnableCap.ColorMaterial);
GL.DisableClientState(ArrayCap.ColorArray);
}
GL.DisableClientState(ArrayCap.VertexArray);
}
else
{
if (!liveView || path.lastDist < minHotDist)
{
int i, l = path.elementsLength;
if (method == 0)
{
GL.Begin(BeginMode.Lines);
for (i = 0; i < l; i++)
{
int p = path.elements[i] * 3;
GL.Vertex3(ref path.positions[p]);
}
GL.End();
}
else
{
GL.Begin(BeginMode.Quads);
for (i = 0; i < l; i++)
{
int p = path.elements[i] * 3;
GL.Normal3(ref path.normals[p]);
GL.Vertex3(ref path.positions[p]);
}
GL.End();
}
}
else
{
if (method > 0)
{
int nv = 8 * (method - 1), i;
if (method == 1) nv = 4;
float alpha, dalpha = (float)Math.PI * 2f / nv;
float[] dir = new float[3];
float[] dirs = new float[3];
float[] diru = new float[3];
float[] n = new float[3];
float dh = 0.5f * h;
float dw = 0.5f * w;
if (path.pointsCount < 2) return;
GL.Begin(BeginMode.Quads);
bool first = true;
Vector3 last = new Vector3();
foreach (LinkedList<GCodePoint> points in path.pointsLists)
{
first = true;
foreach (GCodePoint pt in points)
{
Vector3 v = pt.p;
setColor(pt.dist);
if (first)
{
last = v;
first = false;
continue;
}
bool isLast = pt == points.Last.Value;
dir[0] = v.X - last.X;
dir[1] = v.Y - last.Y;
dir[2] = v.Z - last.Z;
if (!fixedH)
{
float dist = (float)Math.Sqrt(dir[0] * dir[0] + dir[1] * dir[1] + dir[2] * dir[2]);
if (dist > 0)
{
h = (float)Math.Sqrt((pt.e - laste) * dfac / dist);
w = h * wfac;
dh = 0.5f * h;
dw = 0.5f * w;
}
}
normalize(ref dir);
dirs[0] = -dir[1];
dirs[1] = dir[0];
dirs[2] = dir[2];
diru[0] = diru[1] = 0;
diru[2] = 1;
alpha = 0;
float c = (float)Math.Cos(alpha) * dh;
float s = (float)Math.Sin(alpha) * dw;
n[0] = (float)(s * dirs[0] + c * diru[0]);
n[1] = (float)(s * dirs[1] + c * diru[1]);
n[2] = (float)(s * dirs[2] + c * diru[2]);
normalize(ref n);
GL.Normal3(n[0], n[1], n[2]);
for (i = 0; i < nv; i++)
{
GL.Vertex3(last.X + s * dirs[0] + c * diru[0], last.Y + s * dirs[1] + c * diru[1], last.Z - dh + s * dirs[2] + c * diru[2]);
GL.Vertex3(v.X + s * dirs[0] + c * diru[0], v.Y + s * dirs[1] + c * diru[1], v.Z - dh + s * dirs[2] + c * diru[2]);
alpha += dalpha;
c = (float)Math.Cos(alpha) * dh;
s = (float)Math.Sin(alpha) * dw;
n[0] = (float)(s * dirs[0] + c * diru[0]);
n[1] = (float)(s * dirs[1] + c * diru[1]);
n[2] = (float)(s * dirs[2] + c * diru[2]);
normalize(ref n);
GL.Normal3(n[0], n[1], n[2]);
GL.Vertex3(v.X + s * dirs[0] + c * diru[0], v.Y + s * dirs[1] + c * diru[1], v.Z - dh + s * dirs[2] + c * diru[2]);
GL.Vertex3(last.X + s * dirs[0] + c * diru[0], last.Y + s * dirs[1] + c * diru[1], last.Z - dh + s * dirs[2] + c * diru[2]);
}
last = v;
}
}
GL.End();
}
else if (method == 0)
{
// Draw edges
if (path.pointsCount < 2) return;
GL.Material(MaterialFace.Front, MaterialParameter.Emission, defaultColor);
GL.Begin(BeginMode.Lines);
bool first = true;
foreach (LinkedList<GCodePoint> points in path.pointsLists)
{
first = true;
foreach (GCodePoint pt in points)
{
Vector3 v = pt.p;
if (liveView && pt.dist >= minHotDist)
{
float fak = (totalDist - pt.dist) / hotFilamentLength; // 1 = default 0 = hot
float fak2 = 1 - fak;
curColor[0] = defaultColor[0] * fak + hotColor[0] * fak2;
curColor[1] = defaultColor[1] * fak + hotColor[1] * fak2;
curColor[2] = defaultColor[2] * fak + hotColor[2] * fak2;
GL.Material(MaterialFace.FrontAndBack, MaterialParameter.Emission, curColor);
}
GL.Vertex3(v);
if (!first && pt != points.Last.Value)
GL.Vertex3(v);
first = false;
}
}
GL.End();
}
}
}
}
}
/// <summary>
/// Used to mark a section of the path. Is called after drawSegment so VBOs are already
/// computed. Not used inside live preview.
/// </summary>
/// <param name="path"></param>
/// <param name="mstart"></param>
/// <param name="mend"></param>
public void drawSegmentMarked(GCodePath path, int mstart, int mend)
{
// Check if inside mark area
int estart = 0;
int eend = path.elementsLength;
GCodePoint lastP = null, startP = null, endP = null;
foreach (LinkedList<GCodePoint> plist in path.pointsLists)
{
if (plist.Count > 1)
foreach (GCodePoint point in plist)
{
if (startP == null)
{
if (point.fline >= mstart && point.fline <= mend)
startP = point;
}
else
{
if (point.fline > mend)
{
endP = point;
break;
}
}
lastP = point;
}
if (endP != null) break;
}
if (startP == null) return;
estart = startP.element;
if (endP != null) eend = endP.element;
if (estart == eend) return;
if (Main.threeDSettings.drawMethod == 2)
{
GL.Material(MaterialFace.FrontAndBack, MaterialParameter.AmbientAndDiffuse, defaultColor);
GL.EnableClientState(ArrayCap.VertexArray);
if (path.elements == null) return;
GL.BindBuffer(BufferTarget.ArrayBuffer, path.buf[0]);
GL.VertexPointer(3, VertexPointerType.Float, 0, 0);
if (method == 0)
{
GL.BindBuffer(BufferTarget.ElementArrayBuffer, path.buf[2]);
GL.DrawElements(BeginMode.Lines, eend - estart, DrawElementsType.UnsignedInt, sizeof(int) * estart);
}
else
{
GL.EnableClientState(ArrayCap.NormalArray);
GL.BindBuffer(BufferTarget.ArrayBuffer, path.buf[1]);
GL.NormalPointer(NormalPointerType.Float, 0, 0);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, path.buf[2]);
//GL.DrawElements(BeginMode.Quads, path.elementsLength, DrawElementsType.UnsignedInt, 0);
//GL.DrawRangeElements(BeginMode.Quads, estart, eend, path.elementsLength, DrawElementsType.UnsignedInt, 0);
GL.DrawElements(BeginMode.Quads, eend - estart, DrawElementsType.UnsignedInt, sizeof(int) * estart);
GL.DisableClientState(ArrayCap.NormalArray);
}
GL.DisableClientState(ArrayCap.VertexArray);
GL.BindBuffer(BufferTarget.ArrayBuffer, 0);
}
else
{
if (path.drawMethod != method || recompute || path.hasBuf)
path.UpdateVBO(false);
if (Main.threeDSettings.drawMethod > 0) // Is also fallback for vbos with dynamic colors
{
GL.EnableClientState(ArrayCap.VertexArray);
if (path.elements == null) return;
GL.VertexPointer(3, VertexPointerType.Float, 0, path.positions);
GCHandle handle = GCHandle.Alloc(path.elements, GCHandleType.Pinned);
try
{
IntPtr pointer = new IntPtr(handle.AddrOfPinnedObject().ToInt32() + sizeof(int) * estart);
if (method == 0)
GL.DrawElements(BeginMode.Lines, eend - estart, DrawElementsType.UnsignedInt, pointer);
else
{
GL.EnableClientState(ArrayCap.NormalArray);
GL.NormalPointer(NormalPointerType.Float, 0, path.normals);
GL.DrawElements(BeginMode.Quads, eend - estart, DrawElementsType.UnsignedInt, pointer);
GL.DisableClientState(ArrayCap.NormalArray);
}
}
finally
{
if (handle.IsAllocated)
{
handle.Free();
}
}
GL.DisableClientState(ArrayCap.VertexArray);
}
else
{
int i, l = path.elementsLength;
if (method == 0)
{
GL.Begin(BeginMode.Lines);
for (i = estart; i < eend; i++)
{
int p = path.elements[i] * 3;
GL.Vertex3(ref path.positions[p]);
}
GL.End();
}
else
{
GL.Begin(BeginMode.Quads);
for (i = estart; i < eend; i++)
{
int p = path.elements[i] * 3;
GL.Normal3(ref path.normals[p]);
GL.Vertex3(ref path.positions[p]);
}
GL.End();
}
}
}
}
