Files
3dprinting/LuaLibs/CalcToolPath.lua
T
SaraP 550365322a 3dPrinting :
- aggiunto StartPointOffsetOnLayer per setti chiusi.
2023-01-12 17:43:06 +01:00

1349 lines
56 KiB
Lua

-- CalcToolPath.lua by Egaltech s.r.l. 2022/12/20
-- Calcolo percorsi di lavoro per Stampa 3d
-- Tabella per definizione modulo
local CalcToolPath = {}
-- Intestazioni
require( 'EgtBase')
EgtOutLog( ' CalcToolPath started', 1)
-- Dati
local AMD = require( 'AddManData')
---------------------------------------------------------------------
local s_nPartId
local s_nDefaultWipeAng = -90 -- angolo = 0° per wipe significa che esce ortogonalmente alla direzione del movimento
local s_dHMin
---------------------------------------------------------------------
local function GetLayerParamsForToolPathCalc()
local LayerParams = {}
LayerParams.bSpiralVase = EgtGetInfo( s_nPartId, KEY_SPIRAL_VASE, 'b') or false
LayerParams.dStrand = EgtGetInfo( s_nPartId, KEY_STRAND, 'd')
LayerParams.dLayHeight = EgtGetInfo( s_nPartId, KEY_SLICE_STEP, 'd')
LayerParams.dOffs = EgtGetInfo( s_nPartId, KEY_OFFSET_SLICE, 'd')
LayerParams.bInvert = ( EgtGetInfo( s_nPartId, KEY_PRINT_DIRECTION, 'i') == PRINT_DIRECTION.CW)
LayerParams.nOrder = EgtGetInfo( s_nPartId, KEY_STRAND_ORDER, 'i')
LayerParams.vPrintOrder = EgtGetInfo( s_nPartId, KEY_PRINT_ORDER, 'vi') or { 1, 2, 3, 4, 5}
LayerParams.nLinkType = EgtGetInfo( s_nPartId, KEY_LINK_TYPE, 'i')
LayerParams.dLinkParam = EgtGetInfo( s_nPartId, KEY_LINK_PARAM, 'd')
LayerParams.nLeadInType = EgtGetInfo( s_nPartId, KEY_LEAD_IN_TYPE, 'i')
LayerParams.dLeadInTangDist = EgtGetInfo( s_nPartId, KEY_LEAD_IN_TANG_DIST, 'd')
LayerParams.dLeadInOrthoDist = EgtGetInfo( s_nPartId, KEY_LEAD_IN_ORTHO_DIST, 'd')
LayerParams.nLeadOutType = EgtGetInfo( s_nPartId, KEY_LEAD_OUT_TYPE, 'i')
LayerParams.dLeadOutTangDist = EgtGetInfo( s_nPartId, KEY_LEAD_OUT_TANG_DIST, 'd')
LayerParams.dLeadOutOrthoDist = EgtGetInfo( s_nPartId, KEY_LEAD_OUT_ORTHO_DIST, 'd')
LayerParams.dOffsetLP = EgtGetInfo( s_nPartId, KEY_OFFSET_LEAD_POINT, 'd')
LayerParams.dSPOffs = EgtGetInfo( s_nPartId, KEY_SP_OFFSET_ON_SLICE, 'd')
LayerParams.dCoastingLen = EgtGetInfo( s_nPartId, KEY_COASTING_LEN, 'd')
LayerParams.dWipeLen = EgtGetInfo( s_nPartId, KEY_WIPE_LEN, 'd')
LayerParams.dWipeDir = EgtGetInfo( s_nPartId, KEY_WIPE_DIR, 'd') or 0.0
LayerParams.vtSlicing = EgtGetInfo( s_nPartId, KEY_SLICING_DIR, 'v')
LayerParams.dTDiam = EgtGetInfo( s_nPartId, KEY_TOOL_DIAM, 'd')
return LayerParams
end
--------------------------------------------------------------------
local function ComputeZCorrection( LayerParams)
-- direzione dell'estrusore
local vtN = LayerParams.vtSlicing
local dNxy = sqrt( vtN:getX() * vtN:getX() + vtN:getY() * vtN:getY())
local dNz = vtN:getZ()
-- altezza necessaria per ugello
s_dHMin = LayerParams.dTDiam / 2 * dNxy
-- correzione per l'offset
local dCorr1 = LayerParams.dOffs * dNxy
-- correzione per il diametro dell'ugello
local dCorr2 = ( LayerParams.dOffs - LayerParams.dStrand / 2 + LayerParams.dTDiam / 2) * dNxy - LayerParams.dLayHeight * dNz
-- massimo tra le due
return max( dCorr1, dCorr2)
end
-------------------------------------------------------------------
local function AddCurvesToToolPath( vEntIds, nTpathGrpId, nOrder, bInvert, vtSlicing, dLayHeight, dCorrZ)
local vIds = {} -- vettore con gli id ordinati delle curve nel gruppo dei ToolPath
local nStart = EgtIf( nOrder == PRINT_ORDER.EXT_INT, 1, #vEntIds)
local nEnd = EgtIf( nOrder == PRINT_ORDER.EXT_INT, #vEntIds, 1)
local nStep = EgtIf( nOrder == PRINT_ORDER.EXT_INT, 1, -1)
local nIdx = 1
for i = nStart, nEnd, nStep do
-- copio nel gruppo toolpath
if i == nStart then
vIds[nIdx] = EgtCopyGlob( vEntIds[i], nTpathGrpId, GDB_IN.LAST_SON)
else
vIds[nIdx] = EgtCopyGlob( vEntIds[i], vIds[nIdx-1], GDB_IN.AFTER)
end
-- correggo posizione in Z ( per essere sicuri di appoggiare sul piano)
EgtMove( vIds[nIdx], dCorrZ * Z_AX(), GDB_RT.GLOB)
-- mi sposto dell'altezza layer
EgtMove( vIds[nIdx], dLayHeight * vtSlicing, GDB_RT.GLOB)
if EgtCurveIsClosed( vIds[nIdx]) then
EgtSetInfo( vIds[nIdx], KEY_CLOSED_CRV, 1)
-- eventuale inversione
if bInvert then
EgtInvertCurve( vIds[nIdx])
EgtSetInfo( vIds[nIdx], KEY_INVERTED_CRV, 1)
end
end
EgtModifyCurveExtrusion( vIds[nIdx], vtSlicing, GDB_RT.GLOB)
EgtSetColor( vIds[nIdx], EgtStdColor('GRAY'))
EgtSetStatus( vIds[nIdx], GDB_ST.ON)
nIdx = nIdx + 1
end
return vIds
end
-------------------------------------------------------------------
local function AddLink( vCrv, nTpathGrpId, nLinkType, dLinkParam, dSPOffs, dStrand, vtSlicing)
if not vCrv or #vCrv == 0 then return end
local k = 0
local bPrevClosed = EgtGetInfo( vCrv[1], KEY_CLOSED_CRV, 'b') or false
for i = 2, #vCrv do
-- il link ha senso solo su curve chiuse
local bCurrClosed = EgtCurveIsClosed( vCrv[i])
if bCurrClosed and bPrevClosed then
-- aggiorno k per calcolo dell'offset
local sPrevName = EgtGetName( vCrv[i-1])
local sCurrName = EgtGetName( vCrv[i])
local nType = EgtGetInfo( vCrv[i], KEY_TYPE, 'i')
if sPrevName ~= sCurrName or nType == TYPE.INFILL or nType == TYPE.AUX_SOLID or nType == TYPE.RIB then
k = k + 1
end
-- se nessun raccordo modifico solo lo start point della curva
if nLinkType == LINK_TYPE.NONE then
local dLen = k * dSPOffs
if dSPOffs < 0 then
dLen = EgtCurveLength( vCrv[i]) + dLen
end
local dPar = EgtCurveParamAtLength( vCrv[i], dLen)
if dPar then EgtChangeClosedCurveStart( vCrv[i], dPar) end
else
-- altrimenti verifico se ha senso creare raccordo
-- local dDist = dist( EgtEP( vCrv[i-1]), EgtSP( vCrv[i]))
local dDist = EgtPointCurveDist( EgtEP( vCrv[i-1]), vCrv[i])
if dDist < dStrand + 10 * GEO.EPS_SMALL then
local nLinkId
-- modifico lo start point
local dLen = EgtCurveLength( vCrv[i-1]) - EgtIf( k > 1, abs( dSPOffs), 0)
EgtTrimCurveEndAtLen( vCrv[i-1], dLen)
EgtChangeClosedCurveStartPoint( vCrv[i], EgtEP( vCrv[i-1]))
-- aggiungo il raccordo
EgtTrimCurveEndAtLen( vCrv[i-1], EgtCurveLength( vCrv[i-1]) - dLinkParam / 2)
EgtTrimCurveStartAtLen( vCrv[i], dLinkParam / 2)
if nLinkType == LINK_TYPE.LINEAR then
nLinkId = EgtCurveCompoFromPoints( nTpathGrpId, {EgtEP( vCrv[i-1]), EgtSP( vCrv[i])})
elseif nLinkType == LINK_TYPE.BIARC then
local frLoc = Frame3d( ORIG(), vtSlicing)
local nGrpTmp = EgtGroup( nTpathGrpId, frLoc, GDB_RT.GLOB)
local _, _, dAngIni = SphericalFromVector( EgtEV( vCrv[i-1], nGrpTmp))
local _, _, dAngFin = SphericalFromVector( EgtSV( vCrv[i], nGrpTmp))
nLinkId = EgtBiArc( nGrpTmp, EgtEP( vCrv[i-1], nGrpTmp), EgtSP( vCrv[i], nGrpTmp), dAngIni, dAngFin, 0.5)
EgtRelocateGlob( nLinkId, nTpathGrpId, GDB_IN.LAST_SON)
EgtErase( nGrpTmp)
end
if nLinkId then
EgtRelocate( nLinkId, vCrv[i], GDB_IN.BEFORE)
EgtModifyCurveExtrusion( nLinkId, vtSlicing, GDB_RT.GLOB)
EgtSetInfo( nLinkId, KEY_TYPE, TYPE.LINK)
EgtSetName( nLinkId, LINK_CRV)
end
end
end
end
bPrevClosed = bCurrClosed
end
end
--------------------------------------------------------------------
local function AddLeadIn( nCrvId, LayerParams, nGrpId)
local ptE = EgtSP( nCrvId, GDB_ID.ROOT)
local vtTang = EgtSV( nCrvId, GDB_ID.ROOT)
local vtOrtho = Vector3d( vtTang)
local dAng = 90
if ( LayerParams.bInvert and LayerParams.nOrder == PRINT_ORDER.INT_EXT) or
( not LayerParams.bInvert and LayerParams.nOrder == PRINT_ORDER.EXT_INT) then
dAng = - 90
end
vtOrtho:rotate( LayerParams.vtSlicing, dAng)
local ptS = ptE - LayerParams.dLeadInTangDist * vtTang + LayerParams.dLeadInOrthoDist * vtOrtho
-- verifico che non affondi nella tavola
if ptS:getZ() < s_dHMin + GEO.EPS_SMALL then return end
local nLeadInCrv
if LayerParams.nLeadInType == LEAD_TYPE.LINEAR then
nLeadInCrv = EgtCurveCompoFromPoints( nGrpId, {ptS, ptE}, GDB_RT.GLOB)
elseif LayerParams.nLeadInType == LEAD_TYPE.ARC then
nLeadInCrv = EgtArc2PV( nGrpId, ptE, ptS, -vtTang, GDB_RT.GLOB)
EgtInvertCurve( nLeadInCrv)
end
if nLeadInCrv then
EgtRelocate( nLeadInCrv, nCrvId, GDB_IN.BEFORE)
EgtModifyCurveExtrusion( nLeadInCrv, LayerParams.vtSlicing, GDB_RT.GLOB)
EgtSetInfo( nLeadInCrv, KEY_TYPE, TYPE.LINK)
EgtSetName( nLeadInCrv, LEAD_IN_CRV)
end
end
--------------------------------------------------------------------
local function AddLeadOut( nCrvId, LayerParams, nGrpId)
local ptS = EgtEP( nCrvId, GDB_ID.ROOT)
local vtTang = EgtEV( nCrvId, GDB_ID.ROOT)
local vtOrtho = Vector3d( vtTang)
local dAng = - 90
if ( LayerParams.bInvert and LayerParams.nOrder == PRINT_ORDER.INT_EXT) or
( not LayerParams.bInvert and LayerParams.nOrder == PRINT_ORDER.EXT_INT) then
dAng = 90
end
vtOrtho:rotate( LayerParams.vtSlicing, dAng)
local ptE = ptS + LayerParams.dLeadOutTangDist * vtTang + LayerParams.dLeadOutOrthoDist * vtOrtho
local nLeadOutCrv
if LayerParams.nLeadOutType == LEAD_TYPE.LINEAR then
nLeadOutCrv = EgtCurveCompoFromPoints( nGrpId, {ptS, ptE}, GDB_RT.GLOB)
elseif LayerParams.nLeadOutType == LEAD_TYPE.ARC then
nLeadOutCrv = EgtArc2PV( nGrpId, ptS, ptE, vtTang, GDB_RT.GLOB)
end
if nLeadOutCrv then
EgtRelocate( nLeadOutCrv, nCrvId, GDB_IN.AFTER)
EgtModifyCurveExtrusion( nLeadOutCrv, LayerParams.vtSlicing, GDB_RT.GLOB)
EgtSetInfo( nLeadOutCrv, KEY_TYPE, TYPE.LINK)
EgtSetName( nLeadOutCrv, LEAD_OUT_CRV)
end
return nLeadOutCrv
end
--------------------------------------------------------------------
local function AddRetraction( nCrvId, vtSlicing, dCoastingLen, dWipeLen, dWipeDir)
-- recupero i parametri per retrazione
local nType = EgtGetInfo( nCrvId, KEY_TYPE, 'i')
local bClosed = EgtGetInfo( nCrvId, KEY_CLOSED_CRV, 'b') or false
local bInverted = EgtGetInfo( nCrvId, KEY_INVERTED_CRV, 'b') or false
-- curva ausiliaria per generare correttamente wipe
local nCopyId = EgtCopyGlob( nCrvId, nCrvId, GDB_IN.AFTER)
if not EgtCurveIsClosed( nCopyId) then
local ptNewStart = EgtEP( nCrvId)
local dPar = EgtCurveParamAtPoint( nCopyId, ptNewStart)
local _, dParE = EgtCurveDomain( nCopyId)
if abs( dPar - dParE) < GEO.EPS_SMALL then
EgtCloseCurveCompo( nCopyId)
EgtChangeClosedCurveStartPoint( nCopyId, ptNewStart)
else
-- caso con sovrapposizione
EgtTrimCurveStartAtParam( nCopyId, dPar)
end
end
local nCoastingId
if dCoastingLen > GEO.EPS_SMALL then
nCoastingId = EgtCopyGlob( nCrvId, nCrvId, GDB_IN.AFTER)
local dPar = EgtCurveParamAtLength( nCoastingId, EgtCurveLength( nCoastingId) - dCoastingLen)
if not dPar then
EgtErase( nCoastingId)
nCoastingId = nil
else
EgtTrimCurveStartAtParam( nCoastingId, dPar)
-- aggiorno la curva originale
if dPar > GEO.EPS_SMALL then
EgtTrimCurveEndAtParam( nCrvId, dPar)
else
EgtErase( nCrvId)
end
EgtModifyCurveExtrusion( nCoastingId, vtSlicing, GDB_RT.GLOB)
EgtSetName( nCoastingId, COASTING_CRV)
EgtSetInfo( nCoastingId, KEY_TYPE, TYPE.COASTING)
EgtSetColor( nCoastingId, EgtStdColor('ORANGE'))
end
end
if dWipeLen > GEO.EPS_SMALL then
local nWipeId
if bClosed then
-- se era chiusa ( quindi analogo alle shell)
nWipeId = nCopyId
nCopyId = nil
EgtTrimCurveEndAtLen( nWipeId, dWipeLen)
else
-- se extra shell, infill a zigzag, spiral vase o rib che non termina sulla parete
local vtDir = EgtEV( nCoastingId or nCrvId, GDB_ID.ROOT)
local dAng = dWipeDir + s_nDefaultWipeAng
-- verifico se necessario cambiare il segno all'angolo
local bChangeSign = false
if nType == TYPE.INFILL or nType == TYPE.AUX_SOLID then
local vtS = EgtGetInfo( nCrvId, KEY_ZIG_ZAG_DIR, 'v')
local bSameDir = AreSameVectorApprox( vtS, vtDir)
bChangeSign = ( bInverted == bSameDir)
else
bChangeSign = bInverted
end
vtDir:rotate( vtSlicing, EgtIf( bChangeSign, - dAng, dAng))
local ptS = EgtEP( nCoastingId or nCrvId, GDB_ID.ROOT)
local ptE = ptS + vtDir * dWipeLen
-- verifico soddisfi altezza minima per dimensioni utensile
local k = 1
while ptE:getZ() < s_dHMin + GEO.EPS_SMALL and k < 36 do
vtDir:rotate( vtSlicing, EgtIf( bChangeSign, 10, -10))
ptE = ptS + vtDir * dWipeLen
k = k + 1
end
nWipeId = EgtCurveCompoFromPoints( EgtGetParent( nCoastingId or nCrvId), {ptS, ptE}, GDB_RT.GLOB)
EgtModifyCurveExtrusion( nWipeId, vtSlicing, GDB_RT.GLOB)
EgtRelocateGlob( nWipeId, nCoastingId or nCrvId, GDB_IN.AFTER)
end
EgtSetName( nWipeId, WIPE_CRV)
EgtSetInfo( nWipeId, KEY_TYPE, TYPE.WIPE)
EgtSetColor( nWipeId, EgtStdColor('AQUA'))
end
if nCopyId then EgtErase( nCopyId) end
return nCoastingId
end
--------------------------------------------------------------------
local function AddRetractionOnLastCrv( nCrvId, nTpathGrpId, LayerParams, dCoastingLen, dWipeLen, dWipeDir)
if LayerParams.nLeadOutType == LEAD_TYPE.NONE then
AddRetraction( nCrvId, LayerParams.vtSlicing, dCoastingLen, dWipeLen, dWipeDir)
else
local nLeadOutId = EgtGetLastInGroup( nTpathGrpId)
local dLen = EgtCurveLength( nLeadOutId)
if dLen > dCoastingLen - 500 * GEO.EPS_SMALL then
-- coinvolge solo la curva di lead out
local dNewCoastingLen = EgtIf( abs( dCoastingLen - dLen) < 500 * GEO.EPS_SMALL, dLen, dCoastingLen) -- verifico se interamente coinvolta
AddRetraction( nLeadOutId, LayerParams.vtSlicing, dNewCoastingLen, dWipeLen, dWipeDir)
else
-- coinvolge parte dell'ultima shell crv
local dNewCoastingLen = dCoastingLen - dLen
local nCoastingId = AddRetraction( nCrvId, LayerParams.vtSlicing, dNewCoastingLen, 0.0, dWipeDir)
EgtAddCurveCompoCurve( nCoastingId, nLeadOutId)
EgtSetInfo( nCoastingId, KEY_CLOSED_CRV, 0)
-- wipe
AddRetraction( nCoastingId, LayerParams.vtSlicing, 0, dWipeLen, dWipeDir)
end
end
end
---------------------------------------------------------------------
local function CalcShellsToolPath( vEntIds, nTpathGrpId, LayerParams, dCorrZ)
if not vEntIds then return end
-- aggiungo le curve nel toolpath
local vIds = AddCurvesToToolPath( vEntIds, nTpathGrpId, LayerParams.nOrder, LayerParams.bInvert, LayerParams.vtSlicing, LayerParams.dLayHeight, dCorrZ)
local nFirstCopy = EgtCopyGlob( vIds[1], nTpathGrpId)
-- aggiungo gli opportuni raccordi
AddLink( vIds, nTpathGrpId, LayerParams.nLinkType, LayerParams.dLinkParam, LayerParams.dSPOffs, LayerParams.dStrand, LayerParams.vtSlicing)
-- offset lead point curva iniziale
if LayerParams.dOffsetLP > - GEO.EPS_SMALL then
EgtTrimCurveStartAtLen( vIds[1], LayerParams.dOffsetLP)
EgtErase( nFirstCopy)
else
-- devi aggiungere un tratto di curva
EgtTrimCurveStartAtLen( nFirstCopy, EgtCurveLength( nFirstCopy) - abs( LayerParams.dOffsetLP))
EgtAddCurveCompoCurve( vIds[1], nFirstCopy, true, false)
end
-- aggiungo leadin/leadout
if LayerParams.nLeadInType ~= LEAD_TYPE.NONE then
AddLeadIn( vIds[1], LayerParams, nTpathGrpId)
end
if LayerParams.nLeadOutType ~= LEAD_TYPE.NONE then
EgtTrimCurveEndAtLen( vIds[#vIds], EgtCurveLength( vIds[#vIds]) - LayerParams.dOffsetLP)
AddLeadOut( vIds[#vIds], LayerParams, nTpathGrpId)
end
-- aggiungo coasting/wipe
for i = 1, #vIds - 1 do
local nNextId = EgtGetNext( vIds[i])
if EgtGetInfo( nNextId, KEY_TYPE, 'i') ~= TYPE.LINK then
AddRetraction( vIds[i], LayerParams.vtSlicing, LayerParams.dCoastingLen, LayerParams.dWipeLen, LayerParams.dWipeDir)
end
end
-- sull'ultima curva gestione speciale per eventuale lead out
AddRetractionOnLastCrv( vIds[#vIds], nTpathGrpId, LayerParams, LayerParams.dCoastingLen, LayerParams.dWipeLen, LayerParams.dWipeDir)
end
---------------------------------------------------------------------
local function CalcExtraShellToolPath( vEntIds, nTpathGrpId, LayerParams, dCorrZ)
if not vEntIds then return end
-- aggiungo le curve nel toolpath
local vIds = AddCurvesToToolPath( vEntIds, nTpathGrpId, PRINT_ORDER.EXT_INT, false, LayerParams.vtSlicing, LayerParams.dLayHeight, dCorrZ)
-- aggiungo gli opportuni raccordi
local sPrevName = EgtGetName( vIds[1])
for i = 2, #vIds do
local sCurrName = EgtGetName( vIds[i])
-- se hanno lo stesso nome vanno collegate
if sCurrName == sPrevName then
local ptS = EgtEP( vIds[i-1])
local ptE = EgtSP( vIds[i])
local nLinkId = EgtCurveCompoFromPoints( nTpathGrpId, {ptS, ptE})
if nLinkId then
EgtRelocateGlob( nLinkId, vIds[i], GDB_IN.BEFORE)
EgtModifyCurveExtrusion( nLinkId, LayerParams.vtSlicing, GDB_RT.GLOB)
EgtSetInfo( nLinkId, KEY_TYPE, TYPE.LINK)
EgtSetName( nLinkId, LINK_CRV)
end
end
sPrevName = sCurrName
end
-- aggiungo coasting/wipe
for i = 1, #vIds do
-- verifico non sia collegato al successivo tramite link
local nNextId = EgtGetNext( vIds[i])
if not nNextId or EgtGetInfo( nNextId, KEY_TYPE, 'i') ~= TYPE.LINK then
-- recupero i parametri
local dCoastingLen, dWipeLen, dWipeDir
local bClosed = EgtGetInfo( vIds[i], KEY_CLOSED_CRV, 'b') or false
if not bClosed then
local bInverted = EgtGetInfo( vIds[i], KEY_INVERTED_CRV, 'b') or false
local vCoastLen = EgtGetInfo( vIds[i], KEY_EXTRA_SHELL_COASTING, 'vd')
local vWipeLen = EgtGetInfo( vIds[i], KEY_EXTRA_SHELL_WIPE, 'vd')
local vWipeDir = EgtGetInfo( vIds[i], KEY_EXTRA_SHELL_WIPE_DIR, 'vd')
-- se curva è stata invertita devo prendere le info legate a quello che era il suo punto di inizio, altrimenti prendo le info legate al punto finale
dCoastingLen = EgtIf( bInverted, vCoastLen[1], vCoastLen[2])
dWipeLen = EgtIf( bInverted, vWipeLen[1], vWipeLen[2])
dWipeDir = EgtIf( bInverted, vWipeDir[1], vWipeDir[2])
else
-- se chiusa considero i parametri delle shell complete
dCoastingLen = LayerParams.dCoastingLen
dWipeLen = LayerParams.dWipeLen
dWipeDir = LayerParams.dWipeDir
end
AddRetraction( vIds[i], LayerParams.vtSlicing, dCoastingLen, dWipeLen, dWipeDir)
end
end
end
---------------------------------------------------------------------
local function CalcInfillToolPath( vEntIds, nTpathGrpId, LayerParams, dCorrZ)
if not vEntIds then return end
-- aggiungo le curve nel toolpath
local vIds = AddCurvesToToolPath( vEntIds, nTpathGrpId, LayerParams.nOrder, LayerParams.bInvert, LayerParams.vtSlicing, LayerParams.dLayHeight, dCorrZ)
-- aggiungo eventuali link
AddLink( vIds, nTpathGrpId, LayerParams.nLinkType, LayerParams.dLinkParam, LayerParams.dSPOffs, LayerParams.dStrand, LayerParams.vtSlicing)
-- aggiungo coasting/wipe
for i = 1, #vIds do
local nNextId = EgtGetNext( vIds[i])
if not nNextId or EgtGetInfo( nNextId, KEY_TYPE, 'i') ~= TYPE.LINK then
AddRetraction( vIds[i], LayerParams.vtSlicing, LayerParams.dCoastingLen, LayerParams.dWipeLen, LayerParams.dWipeDir)
end
end
end
---------------------------------------------------------------------
local function CalcAuxSolidsToolPath( nAuxSolidsGrp, nAuxSolidsPathGrp, nTpathGrpId, LayerParams, dCorrZ)
if not nAuxSolidsGrp or not nAuxSolidsPathGrp then return end
-- recupero le curve relative al primo solido ausiliario
local sPrevName = AUX_SOLID_CRV
local nSolidId = EgtGetFirstNameInGroup( nAuxSolidsGrp, AUX_SOLIDS_CRV .. '*')
while nSolidId do
local sName = EgtGetName( nSolidId)
if sName ~= sPrevName then
-- recupero tutti i percorsi relativi a quel solido
local vEntIds = EgtGetNameInGroup( nAuxSolidsPathGrp, sName .. '*')
if vEntIds then
-- recupero i parametri relativi al solido
local nOrder = EgtGetInfo( nSolidId, KEY_AUX_SOLIDS_PRINT_ORDER, 'i')
local nLinkType = EgtGetInfo( nSolidId, KEY_AUX_SOLIDS_LINK_TYPE, 'i')
local dLinkParam = EgtGetInfo( nSolidId, KEY_AUX_SOLIDS_LINK_PARAM, 'd')
local dSPOffset = EgtGetInfo( nSolidId, KEY_AUX_SOLIDS_SP_OFFSET, 'd')
local dCoastingLen = EgtGetInfo( nSolidId, KEY_AUX_SOLIDS_COASTING_LEN, 'd')
local dWipeLen = EgtGetInfo( nSolidId, KEY_AUX_SOLIDS_WIPE_LEN, 'd')
local dWipeDir = EgtGetInfo( nSolidId, KEY_AUX_SOLIDS_WIPE_DIR, 'd')
-- copio i percorsi nel gruppo toolpath
local vIds = AddCurvesToToolPath( vEntIds, nTpathGrpId, nOrder, LayerParams.bInvert, LayerParams.vtSlicing, LayerParams.dLayHeight, dCorrZ)
-- aggiungo link
AddLink( vIds, nTpathGrpId, nLinkType, dLinkParam, dSPOffset, LayerParams.dStrand, LayerParams.vtSlicing)
-- coasting e wipe
for i = 1, #vIds do
local nNextId = EgtGetNext( vIds[i])
if not nNextId or EgtGetInfo( nNextId, KEY_TYPE, 'i') ~= TYPE.LINK then
AddRetraction( vIds[i], LayerParams.vtSlicing, dCoastingLen, dWipeLen, dWipeDir)
end
end
end
end
sPrevName = sName
nSolidId = EgtGetNextName( nSolidId, AUX_SOLIDS_CRV .. '*')
end
end
-------------------------------------------------------------------
--------------------------- RIBS -----------------------------------
--------------------------------------------------------------------
local function VerifyRibsLink( nLinkId, nCurr, nNext, dStrand, nGrpTmp)
local nGrp = EgtGetParent( nCurr)
-- verifico se il link interseca le due curve nell'altro estremo
local ptS = EgtSP( nCurr)
local ptE = EgtEP( nNext)
local dParS = EgtCurveParamAtPoint( nLinkId, ptS)
local dParE = EgtCurveParamAtPoint( nLinkId, ptE)
if dParS or dParE then
return false
end
-- verifico se si trova nella regione ammissibile
local nSurfId = EgtGetInfo( nCurr, KEY_ASSOCIATED_SURF, 'i')
local nRes = EgtCurveWithRegionClassify( nLinkId, nSurfId)
local nType1 = EgtGetInfo( nCurr, KEY_RIBS_TYPE, 'i')
local nType2 = EgtGetInfo( nNext, KEY_RIBS_TYPE, 'i')
if ( nType1 == RIB_TYPE.INTERNAL or nType1 == RIB_TYPE.SUPPORT) and ( nType2 == RIB_TYPE.INTERNAL or nType2 == RIB_TYPE.SUPPORT) then
if nRes == GDB_CRC.OUT or nRes == GDB_CRC.INTERS then
return false
end
elseif nType1 == RIB_TYPE.EXTERNAL and nType2 == RIB_TYPE.EXTERNAL then
if nRes == GDB_CRC.IN or nRes == GDB_CRC.INTERS then
return false
end
end
-- verifico se il link interseca una delle altre costolature
local vRibsIds = EgtGetNameInGroup( nGrp, RIBS_CRV .. '*')
local nLinkSrf = EgtSurfFrFatCurve( nGrpTmp, nLinkId, 0.5 * dStrand, false) or GDB_ID.NULL
for i = 1, #vRibsIds do
if vRibsIds[i] ~= nCurr and vRibsIds[i] ~= nNext then
local nRes = EgtCurveWithRegionClassify( vRibsIds[i], nLinkSrf)
if nRes == GDB_CRC.INTERS then
return false
end
end
end
return true
end
--------------------------------------------------------------------
local function CalcRibsLink( nCurr, nNext, nLoopGrp, dStrand, bForceLink, vtSlicing, nGrpTmp)
local ptS = EgtEP( nCurr)
local ptE = EgtSP( nNext)
local nCrvId = EgtGetFirstInGroup( nLoopGrp)
-- recupero la curva di offset su cui calcolare link
while nCrvId do
local dParS = EgtCurveParamAtPoint( nCrvId, ptS)
local dParE = EgtCurveParamAtPoint( nCrvId, ptE)
if dParS and dParE then
local bInvert = false
local bClosed = EgtCurveIsClosed( nCrvId)
if bClosed then
-- se la curva è chiusa verifico i due percorsi possibili dParS->dParE e dParE->dParS
local nCopyId1 = EgtCopyGlob( nCrvId, nCurr, GDB_IN.AFTER)
local nCopyId2 = EgtCopyGlob( nCrvId, nCurr, GDB_IN.AFTER)
EgtTrimCurveStartEndAtParam( nCopyId1, dParS, dParE)
EgtTrimCurveStartEndAtParam( nCopyId2, dParE, dParS)
EgtInvertCurve( nCopyId2)
local dLen1 = EgtCurveLength( nCopyId1)
local dLen2 = EgtCurveLength( nCopyId2)
if dLen1 > dLen2 then
bInvert = true
dParS, dParE = dParE, dParS
end
EgtErase( nCopyId1)
EgtErase( nCopyId2)
end
local nCopyId = EgtCopyGlob( nCrvId, nLoopGrp)
local nLinkId = EgtCopyGlob( nCrvId, nCurr, GDB_IN.AFTER)
if dParS > dParE and not bClosed then
bInvert = true
dParS, dParE = dParE, dParS
end
EgtTrimCurveStartEndAtParam( nLinkId, dParS, dParE)
EgtSetInfo( nLinkId, KEY_TYPE, TYPE.RIB)
EgtSetName( nLinkId, LINK_CRV)
if bInvert then EgtInvertCurve( nLinkId) end
-- verifico se è valido
local bValid = VerifyRibsLink( nLinkId, nCurr, nNext, dStrand, nGrpTmp)
if not bValid then
EgtErase( nLinkId)
EgtErase( nCopyId)
return
end
if bClosed then
EgtTrimCurveStartEndAtParam( nCrvId, dParE, dParS)
EgtErase( nCopyId)
else
EgtTrimCurveEndAtParam( nCrvId, dParS)
EgtTrimCurveStartAtParam( nCopyId, dParE)
end
return nLinkId
end
nCrvId = EgtGetNext( nCrvId)
end
-- se non ho trovato un collegamento sul bordo, creo una linea tra ptS e ptE
if bForceLink then
local nLinkId = EgtCurveCompoFromPoints( EgtGetParent( nCurr), {ptS, ptE})
local bValid = VerifyRibsLink( nLinkId, nCurr, nNext, dStrand, nGrpTmp)
if bValid then
EgtSetInfo( nLinkId, KEY_TYPE, TYPE.RIB)
EgtSetName( nLinkId, LINK_CRV)
EgtModifyCurveExtrusion( nLinkId, vtSlicing, GDB_RT.GLOB)
EgtRelocateGlob( nLinkId, nCurr, GDB_IN.AFTER)
else
EgtErase( nLinkId)
end
end
end
--------------------------------------------------------------------
local function VerifyRibsLead( nId, nRibId, dStrand, bInVsOut, nGrpTmp)
local nGrp = EgtGetParent( nRibId)
local nLeadId = EgtCopyGlob( nId, nGrp)
if bInVsOut then
EgtExtendCurveStartByLen( nLeadId, dStrand * 0.5)
else
EgtExtendCurveEndByLen( nLeadId, dStrand * 0.5)
end
-- verifico che intersechi solo l'estrmo corretto
local pt = EgtIf( bInVsOut, EgtEP( nRibId), EgtSP( nRibId))
local dPar = EgtCurveParamAtPoint( nLeadId, pt)
if dPar then
EgtErase( nLeadId)
return false
end
local pt1 = EgtIf( bInVsOut, EgtSP( nLeadId), EgtEP( nLeadId))
local pt2 = EgtIf( bInVsOut, EgtEP( nRibId), EgtSP( nRibId))
if dist( pt1, pt2) < dStrand + GEO.EPS_SMALL then
EgtErase( nLeadId)
return false
end
local _, dParE = EgtCurveDomain( nLeadId)
local vtDir = EgtMV( nRibId)
local dParCrv = 1
local dTol = 10 * GEO.EPS_SMALL
for dParCrv = 1, dParE do
local vtS = EgtUV( nLeadId, dParCrv - 1, 1)
local vtE = EgtUV( nLeadId, dParCrv, -1)
-- se tratto lineare allineato con la direzione del setto verifico sia sufficientemente lontano
if AreSameVectorApprox( vtS, vtE) and ( (vtS - vtDir):sqlen() < dTol * dTol or (vtS + vtDir):sqlen() < dTol * dTol) then
local dDist = EgtPointCurveDist( EgtUP( nLeadId, dParCrv - 0.5), nRibId)
if dDist < dStrand + GEO.EPS_SMALL then
EgtErase( nLeadId)
return false
end
end
end
-- verifico non intersechi altri setti
local vRibsIds = EgtGetNameInGroup( EgtGetParent( nRibId), RIBS_CRV .. '*')
local nLeadLoc = EgtCopyGlob( nLeadId, nGrpTmp)
for i = 1, #vRibsIds do
if vRibsIds[i] ~= nRibId then
local nCrvLoc = EgtCopyGlob( vRibsIds[i], nGrpTmp)
local ptInt = EgtIP( nLeadLoc, nCrvLoc, ORIG())
if ptInt then
EgtErase( nLeadId)
return false
end
end
end
-- se lead out verifico non si sovrapponga al lead in
if not bInVsOut then
-- recupero il lead in
local nPrev = EgtGetPrev( nRibId)
if nPrev and EgtGetName( nPrev) == LEAD_IN_CRV then
local nSrfTot = EgtSurfFrFatCurve( EgtGetParent( nLeadId), nPrev, 0.5 * dStrand, false)
if nSrfTot then
local nRes = EgtCurveWithRegionClassify( nLeadId, nSrfTot)
if nRes == GDB_CRC.IN or nRes == GDB_CRC.INTERS then
EgtErase( nSrfTot)
EgtErase( nLeadId)
return false
end
else
nSrfTot = EgtSurfFrFatCurve( EgtGetParent( nLeadId), nLeadId, 0.5 * dStrand, false)
if nSrfTot then
local nRes = EgtCurveWithRegionClassify( nPrev, nSrfTot)
if nRes == GDB_CRC.IN or nRes == GDB_CRC.INTERS then
EgtErase( nSrfTot)
EgtErase( nLeadId)
return false
end
end
end
EgtErase( nSrfTot)
end
end
EgtErase( nLeadId)
return true
end
-------------------------------------------------------------------
local function FindCorrectRibsLead( dPar, nCrv, nCrvOffs, bLeadInvert, dLeadLen, dStrand, bInVsOut, nGrpTmp)
local nLeadId
local bInvert = bLeadInvert -- valore di default è quello settato nel file dei parametri
local _, dParEnd = EgtCurveDomain( nCrvOffs)
local bClosed = EgtCurveIsClosed( nCrvOffs)
local bOnlyOneCurve = not bClosed and ( dPar < GEO.EPS_SMALL or abs( dPar - dParEnd) < GEO.EPS_SMALL)
local nMainCrv = nCrvOffs -- curva preferita da utilizzare per lead in
local nOtherCrv -- altra possibile curva da ultizzare nel caso nMainCrv non sia adatta
if bClosed then
EgtChangeClosedCurveStart( nCrvOffs, dPar)
nOtherCrv = nCrvOffs
elseif not bOnlyOneCurve then
nOtherCrv = EgtSplitCurveAtParam( nCrvOffs, dPar)
end
-- calcolo del parametro bInvert
if bOnlyOneCurve then
-- invert dipende dall'estremo da cui parte il setto
bInvert = abs( dPar - dParEnd) < GEO.EPS_SMALL
elseif not bClosed then
-- invert può essere legato anche alla lunghezza dei tratti possibili
local dLen1 = EgtCurveLength( nMainCrv)
local dLen2 = EgtCurveLength( nOtherCrv)
if dLen1 > dLeadLen - GEO.EPS_SMALL and dLen2 < dLeadLen - GEO.EPS_SMALL then
bInvert = true
elseif dLen1 < dLeadLen - GEO.EPS_SMALL and dLen2 > dLeadLen - GEO.EPS_SMALL then
bInvert = false
end
if not bInvert then
nMainCrv, nOtherCrv = nOtherCrv, nMainCrv
end
end
-- primo tentativo con la curva favorita
nLeadId = EgtCopyGlob( nMainCrv, nCrv, EgtIf( bInVsOut, GDB_IN.BEFORE, GDB_IN.AFTER))
if bInvert then EgtInvertCurve( nLeadId) end
EgtTrimCurveEndAtLen( nLeadId, dLeadLen)
if bInVsOut then EgtInvertCurve( nLeadId) end
if VerifyRibsLead( nLeadId, nCrv, dStrand, bInVsOut, nGrpTmp) then
-- se valido aggiorno le curve per prossimi lead in/out
if bInvert then
EgtTrimCurveEndAtLen( nMainCrv, EgtCurveLength( nCrvOffs) - dLeadLen)
else
EgtTrimCurveStartAtLen( nMainCrv, dLeadLen)
end
elseif not nOtherCrv then
-- se non è valido e non ho altre curve possibili cancello
EgtErase( nLeadId)
return nil
else
-- se non è valido ma ho altra curva possibile, tento con quella
EgtErase( nLeadId)
nLeadId = EgtCopyGlob( nOtherCrv, nCrv, EgtIf( bInVsOut, GDB_IN.BEFORE, GDB_IN.AFTER))
if not bInvert then EgtInvertCurve( nLeadId) end
EgtTrimCurveEndAtLen( nLeadId, dLeadLen)
if bInVsOut then EgtInvertCurve( nLeadId) end
if VerifyRibsLead( nLeadId, nCrv, dStrand, bInVsOut, nGrpTmp) then
if bInvert then
EgtTrimCurveStartAtLen( nOtherCrv, dLeadLen)
else
EgtTrimCurveEndAtLen( nOtherCrv, EgtCurveLength( nCrvOffs) - dLeadLen)
end
else
EgtErase( nLeadId)
bInvert = not bInvert
return nil
end
-- aggiorno parametro bInvert
bInvert = not bInvert
end
return nLeadId, bInvert
end
--------------------------------------------------------------------
local function AddRibsLeadIn( nCrv, nLoopsGrp, dStrand, vtSlicing, nGrpTmp)
local dLILen = EgtGetInfo( nCrv, KEY_RIBS_LEAD_IN_LEN, 'd')
local bLIInvert = EgtGetInfo( nCrv, KEY_RIBS_LEAD_IN_INVERT, 'b')
if dLILen < GEO.EPS_SMALL then return end
-- recupero la curva di offset su cui calcolare leadin
local ptS = EgtSP( nCrv)
local nCrvOffs = EgtGetFirstInGroup( nLoopsGrp)
while nCrvOffs do
local dParS = EgtCurveParamAtPoint( nCrvOffs, ptS)
if dParS then
local nLeadIn = FindCorrectRibsLead( dParS, nCrv, nCrvOffs, bLIInvert, dLILen, dStrand, true, nGrpTmp)
-- se lead in possibile
if nLeadIn then
EgtModifyCurveExtrusion( nLeadIn, vtSlicing, GDB_RT.GLOB)
EgtSetInfo( nLeadIn, KEY_TYPE, TYPE.RIB)
EgtSetName( nLeadIn, LEAD_IN_CRV)
end
return
end
nCrvOffs = EgtGetNext( nCrvOffs)
end
end
--------------------------------------------------------------------
local function AddRibsLeadOut( nCrv, nTPathGrp, nLoopsGrp, vtSlicing, dStrand, nGrpTmp)
local dRibsLOLen = EgtGetInfo( nCrv, KEY_RIBS_LEAD_OUT_LEN, 'd')
local dRibsLOCoasting = EgtGetInfo( nCrv, KEY_RIBS_LEAD_OUT_COASTING, 'd')
local dRibsLOWipe = EgtGetInfo( nCrv, KEY_RIBS_LEAD_OUT_WIPE, 'd')
local dRibsLOWipeAng = EgtGetInfo( nCrv, KEY_RIBS_LEAD_OUT_WIPE_DIR, 'd')
local bRibsLOInvert = EgtGetInfo( nCrv, KEY_RIBS_LEAD_OUT_INVERT, 'b')
if abs( dRibsLOLen) < GEO.EPS_SMALL and
abs( dRibsLOCoasting) < GEO.EPS_SMALL and
abs( dRibsLOWipe) < GEO.EPS_SMALL then return end
local ptE = EgtEP( nCrv, GDB_ID.ROOT)
local vtE = EgtEV( nCrv, GDB_ID.ROOT)
-- recupero la curva di offset su cui calcolare lead out
local nCrvOffs = EgtGetFirstInGroup( nLoopsGrp)
while nCrvOffs do
local dParE = EgtCurveParamAtPoint( nCrvOffs, ptE, GEO.EPS_SMALL, GDB_RT.GLOB)
if dParE then
local nCrvLO
local nCoasting
local nWipe
-- trovo curva opportuna per lead out
local nCrvRef, bInvert = FindCorrectRibsLead( dParE, nCrv, nCrvOffs, bRibsLOInvert, dRibsLOLen + dRibsLOCoasting, dStrand, false, nGrpTmp)
if nCrvRef then
-- verifico se la curva ha lunghezza sufficiente
local dLen = EgtCurveLength( nCrvRef)
local bSkip = ( dLen - dRibsLOLen - dRibsLOCoasting < - GEO.EPS_SMALL)
-- primo tratto ( segue offset con flusso aperto)
if dRibsLOLen > GEO.EPS_SMALL and not bSkip then
nCrvLO = EgtCopyGlob( nCrvRef, nCrv, GDB_IN.AFTER)
EgtTrimCurveEndAtLen( nCrvLO, dRibsLOLen)
EgtModifyCurveExtrusion( nCrvLO, vtSlicing, GDB_RT.GLOB)
EgtSetInfo( nCrvLO, KEY_TYPE, TYPE.RIB)
EgtSetName( nCrvLO, LEAD_OUT_CRV)
-- aggiorno ptE e vtE
ptE = EgtEP( nCrvLO, GDB_ID.ROOT)
vtE = EgtEV( nCrvLO, GDB_ID.ROOT)
end
-- secondo tratto ( segue offset con flusso chiuso)
if dRibsLOCoasting > GEO.EPS_SMALL then
nCoasting = EgtCopyGlob( nCrvRef, nCrvLO or nCrv, GDB_IN.AFTER)
EgtTrimCurveStartAtLen( nCoasting, dRibsLOLen)
EgtTrimCurveEndAtLen( nCoasting, dRibsLOCoasting)
EgtModifyCurveExtrusion( nCoasting, vtSlicing, GDB_RT.GLOB)
EgtSetName( nCoasting, COASTING_CRV)
EgtSetInfo( nCoasting, KEY_TYPE, TYPE.COASTING)
EgtSetColor( nCoasting, EgtStdColor('ORANGE'))
-- aggiorno ptE e vtE
ptE = EgtEP( nCoasting, GDB_ID.ROOT)
vtE = EgtEV( nCoasting, GDB_ID.ROOT)
end
EgtErase( nCrvRef)
-- terzo tratto ( diretto verso esterno con ugello chiuso)
if dRibsLOWipe > GEO.EPS_SMALL then
local dAng = dRibsLOWipeAng + s_nDefaultWipeAng
local nType = EgtGetInfo( nCrv, KEY_RIBS_TYPE, 'i')
if nType == RIB_TYPE.EXTERNAL then dAng = - dAng end
vtE:rotate( vtSlicing, EgtIf( bInvert, - dAng, dAng))
local ptFinal = ptE + vtE * dRibsLOWipe
-- verifico soddisfi altezza minima per dimensioni utensile
local k = 1
while ptFinal:getZ() < s_dHMin + GEO.EPS_SMALL and k < 36 do
vtE:rotate( vtSlicing, EgtIf( bInvert, - 10, 10))
ptFinal = ptE + vtE * dRibsLOWipe
k = k + 1
end
nWipe = EgtCurveCompoFromPoints( nTPathGrp, { ptE, ptFinal}, GDB_RT.GLOB)
EgtModifyCurveExtrusion( nWipe, vtSlicing, GDB_RT.GLOB)
EgtRelocateGlob( nWipe, nCoasting or nCrvLO or nCrv, GDB_IN.AFTER)
EgtSetName( nWipe, WIPE_CRV)
EgtSetInfo( nWipe, KEY_TYPE, TYPE.WIPE)
EgtSetColor( nWipe, EgtStdColor('AQUA'))
end
else
-- aggiungo coasting e wipe come sulle shell normali
AddRetraction( nCrv, vtSlicing, dRibsLOCoasting, dRibsLOWipe, dRibsLOWipeAng)
end
return
end
nCrvOffs = EgtGetNext( nCrvOffs)
end
-- se non ho trovato curva sul bordo su cui fare il lead out aggiungo coasting e wipe come sulle shell normali
AddRetraction( nCrv, vtSlicing, dRibsLOCoasting, dRibsLOWipe, dRibsLOWipeAng)
end
---------------------------------------------------------------------
local function CalcRibsToolPath( nRibsGrp, nTpathGrpId, LayerParams, dCorrZ)
if not nRibsGrp then return end
-- gruppo temporaneo con sistema di riferimento locale per conti
local frLoc = Frame3d( ORIG(), LayerParams.vtSlicing)
local nGrpTmp = EgtGroup( nRibsGrp, frLoc, GDB_RT.GLOB)
-- aggiungo le costolature nel toolpath
local vEntIds = EgtGetNameInGroup( nRibsGrp, RIBS_CRV .. '*')
for i = 1, #vEntIds do
-- copio entità nel gruppo toolpath
local nNewEntId = EgtCopyGlob( vEntIds[i], nTpathGrpId, GDB_IN.LAST_SON)
-- correggo posizione in Z ( per essere sicuri di appoggiare sul piano)
EgtMove( nNewEntId, dCorrZ * Z_AX(), GDB_RT.GLOB)
-- mi sposto dell'altezza layer
EgtMove( nNewEntId, LayerParams.dLayHeight * LayerParams.vtSlicing, GDB_RT.GLOB)
EgtModifyCurveExtrusion( nNewEntId, LayerParams.vtSlicing, GDB_RT.GLOB)
EgtSetColor( nNewEntId, EgtStdColor('MAROON'))
end
-- estraggo i contorni di tutte le superfici di offset
local nLoopGrp = EgtGroup( nRibsGrp)
local nSrfId = EgtGetFirstNameInGroup( nRibsGrp, TOT_SHELL_TRIM_SURF)
while nSrfId do
EgtMove( nSrfId, dCorrZ * Z_AX(), GDB_RT.GLOB)
-- mi sposto dell'altezza layer
EgtMove( nSrfId, LayerParams.dLayHeight * LayerParams.vtSlicing, GDB_RT.GLOB)
local nChunksNbr = EgtSurfFrChunkCount( nSrfId)
for i = 0, nChunksNbr do
local nRes, nCnt = EgtExtractSurfFrChunkLoops( nSrfId, i, nLoopGrp)
end
nSrfId = EgtGetNextName( nSrfId, TOT_SHELL_TRIM_SURF)
end
-- recupero i gruppi delle costolature
local tabRibs = {}
local nFirst = EgtGetFirstNameInGroup( nTpathGrpId, RIBS_CRV .. '*')
while nFirst do
local sName = EgtGetName( nFirst)
local vIds = EgtGetNameInGroup( nTpathGrpId, sName)
table.insert( tabRibs, vIds)
nFirst = EgtGetNextName( vIds[#vIds], RIBS_CRV .. '*')
end
local bInters = EgtGetInfo( nRibsGrp, KEY_RIBS_INTERS, 'b') or false
local bAllTwoStrands = EgtGetInfo( nRibsGrp, KEY_RIBS_TWO_STRANDS, 'b') or false
local bSpecialCase = bInters and bAllTwoStrands
local bSwap = false
local bInvert = false -- curve già orientate in CalcPaths
if not bSpecialCase then
for i = 1, #tabRibs do
local nInfo = EgtGetInfo( tabRibs[i][1], KEY_SPLIT_RIB, 'i')
local nShellsNbr = EgtGetInfo( tabRibs[i][1], KEY_RIBS_SHELLS_NBR, 'i')
if i > 1 then
-- verifico se link
local bPrevLink = EgtGetInfo( tabRibs[i-1][1], KEY_RIBS_LINK, 'b')
local bCurrLink = EgtGetInfo( tabRibs[i][1], KEY_RIBS_LINK, 'b')
if bPrevLink and bCurrLink then
nPrevType = EgtGetInfo( tabRibs[i-1][1], KEY_RIBS_TYPE, 'i')
nCurrType = EgtGetInfo( tabRibs[i][1], KEY_RIBS_TYPE, 'i')
-- se cambio tipologia di setto, l'orientamento della curva è già corretto
if nPrevType ~= nCurrType then
bInvert = false
elseif not nInfo then
-- aggiorno bInvert per il gruppo di costolature corrente in modo da essere coerente con il collegamento
local nPrevShellsNbr = EgtGetInfo( tabRibs[i-1][1], KEY_RIBS_SHELLS_NBR, 'i')
if nPrevShellsNbr % 2 == 1 then
bInvert = not bInvert
end
end
else
bInvert = false
end
end
if nShellsNbr == 1 and nInfo and bInvert then
-- se inverto direzione di costolature divise allora devo invertirne anche l'ordine di realizzazione
bSwap = true
EgtRelocateGlob( tabRibs[i][1], tabRibs[i-1][1], GDB_IN.BEFORE)
end
-- oriento tutte le passate relative ad una stessa costolatura
if not EgtCurveIsClosed( tabRibs[i][1]) then
for j = 1, #tabRibs[i] do
if ( bInvert and j % 2 == 1) or ( not bInvert and j % 2 == 0) then
EgtInvertCurve( tabRibs[i][j])
end
end
end
end
end
-- Link
-- se modifiche nell'ordine ricalcolo i gruppi di costolature
if bSwap then
tabRibs = {}
nFirst = EgtGetFirstNameInGroup( nTpathGrpId, RIBS_CRV .. '*')
while nFirst do
local sName = EgtGetName( nFirst)
local vIds = EgtGetNameInGroup( nTpathGrpId, sName)
table.insert( tabRibs, vIds)
nFirst = EgtGetNextName( vIds[#vIds], RIBS_CRV .. '*')
end
end
-- collego le passate di una stessa costolatura
for i = 1, #tabRibs do
if EgtCurveIsClosed( tabRibs[i][1]) then
AddLink( tabRibs[i], nTpathGrpId, LINK_TYPE.NONE, LayerParams.dLinkParam, LayerParams.dSPOffs, LayerParams.dStrand, LayerParams.vtSlicing)
else
for j = 1, #tabRibs[i] - 1 do
CalcRibsLink( tabRibs[i][j], tabRibs[i][j + 1], nLoopGrp, LayerParams.dStrand, true, LayerParams.vtSlicing, nGrpTmp)
if not bSpecialCase then
-- creo link fittizio per eliminare tratto corrispondente sulla curva di offset
local nFakeLink = CalcRibsLink( tabRibs[i][j + 1], tabRibs[i][j], nLoopGrp, LayerParams.dStrand, false, LayerParams.vtSlicing, nGrpTmp)
EgtErase( nFakeLink)
end
end
if bSpecialCase then
local nFakeLink = CalcRibsLink( tabRibs[i][#tabRibs[i]], tabRibs[i][1], nLoopGrp, LayerParams.dStrand, false, LayerParams.vtSlicing, nGrpTmp)
EgtErase( nFakeLink)
end
end
end
-- se necessario collego le diverse costolature
for i = 1, #tabRibs - 1 do
local bLink1 = EgtGetInfo( tabRibs[i][1], KEY_RIBS_LINK, 'b')
local bLink2 = EgtGetInfo( tabRibs[i + 1][1], KEY_RIBS_LINK, 'b')
local nType1 = EgtGetInfo( tabRibs[i][1], KEY_RIBS_TYPE, 'i')
local nType2 = EgtGetInfo( tabRibs[i + 1][1], KEY_RIBS_TYPE, 'i')
if bLink1 and bLink2 and nType1 == nType2 then
local nCnt = #tabRibs[i]
CalcRibsLink( tabRibs[i][nCnt], tabRibs[i + 1][1], nLoopGrp, LayerParams.dStrand, false, LayerParams.vtSlicing, nGrpTmp)
end
end
-- leadin/leadout
local nCrvRib = EgtGetFirstNameInGroup( nTpathGrpId, RIBS_CRV .. '*')
while nCrvRib do
-- verifico se necessario lead in
local nPrev = EgtGetPrev( nCrvRib)
if not nPrev or EgtGetName( nPrev) ~= LINK_CRV then
AddRibsLeadIn( nCrvRib, nLoopGrp, LayerParams.dStrand, LayerParams.vtSlicing, nGrpTmp)
end
-- verifico se necessario lead out
local nNext = EgtGetNext( nCrvRib)
if not nNext or EgtGetName( nNext) ~= LINK_CRV then
AddRibsLeadOut( nCrvRib, nTpathGrpId, nLoopGrp, LayerParams.vtSlicing, LayerParams.dStrand, nGrpTmp)
end
nCrvRib = EgtGetNextName( nCrvRib, RIBS_CRV .. '*')
end
EgtErase( nGrpTmp)
end
-------------------------------------------------------------------
------------------------- SPIRAL VASE ------------------------------
--------------------------------------------------------------------
local function AddSpiralVaseLeadOut( nOldId, LayerParams)
if LayerParams.nLeadOutType ~= LEAD_TYPE.NONE then
EgtTrimCurveEndAtLen( nOldId, EgtCurveLength( nOldId) - LayerParams.dOffsetLP)
local nLeadOut = AddLeadOut( nOldId, LayerParams, EgtGetParent( nOldId))
if nLeadOut then
local dDelta = LayerParams.dLayHeight / EgtCurveLength( nOldId) * EgtCurveLength( nLeadOut)
EgtSpiralizeCurveAlongExtrusion( nLeadOut, dDelta)
end
AddRetractionOnLastCrv( nOldId, EgtGetParent( nOldId), LayerParams, LayerParams.dCoastingLen, LayerParams.dWipeLen, LayerParams.dWipeDir)
else
AddRetraction( nOldId, LayerParams.vtSlicing, LayerParams.dCoastingLen, LayerParams.dWipeLen, LayerParams.dWipeDir)
end
end
---------------------------------------------------------------------
local function SpiralVase( vLayIds, dCorrZ, LayerParams)
local nOldId, nOldPathId
local bFirst = true
local nSlicingType = EgtGetInfo( s_nPartId, KEY_SLICING_TYPE, 'i')
-- copio ultimo layer
if nSlicingType ~= SLICING_TYPE.DEG45_X and nSlicingType ~= SLICING_TYPE.DEG45_Y then
local nNewLay = EgtCopyGlob( vLayIds[#vLayIds], vLayIds[#vLayIds], GDB_IN.AFTER)
table.insert( vLayIds, nNewLay)
EgtMove( nNewLay, LayerParams.dLayHeight * LayerParams.vtSlicing, GDB_RT.GLOB)
-- aggiorno nome e info
local sOldIdx = string.sub( EgtGetName( vLayIds[#vLayIds]), 6)
local nNewIdx = tonumber( sOldIdx) + 1
EgtSetName( nNewLay, SLICE_LAYER .. EgtNumToString( nNewIdx))
EgtSetInfo( nNewLay, KEY_SLICE_NBR, nNewIdx)
local dZOld = EgtGetInfo( vLayIds[#vLayIds], KEY_SLICE_Z, 'd') or 0
EgtSetInfo( nNewLay, KEY_SLICE_Z, dZOld + LayerParams.dLayHeight)
end
-- ciclo sui layer
for nIdx = 1, #vLayIds do
-- cerco i gruppi di contorni
local vCrvGrpIds = EgtGetNameInGroup( vLayIds[ nIdx], CONTOUR_GRP.."*")
if #vCrvGrpIds > 1 then
-- se più di un gruppo di curve warning
EgtOutLog( 'Warning : in spiral vase mode more than one curve (layer '..tostring( nIdx)..') - CalcToolPath')
end
for i = 1, #vCrvGrpIds do
-- recupero il gruppo dei percorsi
local nPathGrpId = EgtGetFirstNameInGroup( vCrvGrpIds[i], PATH_GRP)
if not nPathGrpId then
EgtOutBox( 'Error missing paths', 'ToolPathCalc')
return
else
EgtSetStatus( nPathGrpId, GDB_ST.OFF)
end
-- recupero il gruppo dei percorsi utensile
local nTpathGrpId = EgtGetFirstNameInGroup( vCrvGrpIds[i], TOOLPATH_GRP)
if not nTpathGrpId then
nTpathGrpId = EgtGroup( vCrvGrpIds[i])
EgtSetName( nTpathGrpId, TOOLPATH_GRP)
else
EgtEmptyGroup( nTpathGrpId)
end
-- creo il percorso di lavoro :
local nEntId = EgtGetFirstInGroup( nPathGrpId)
while nEntId do
local nNewEntId = EgtCopyGlob( nEntId, nTpathGrpId, GDB_IN.LAST_SON)
-- correggo la posizione del toolpath
local vtMove = dCorrZ * Z_AX()
if nSlicingType == SLICING_TYPE.DEG45_X or nSlicingType == SLICING_TYPE.DEG45_Y then
-- eventuale spostamento dell'altezza layer
vtMove = vtMove + LayerParams.dLayHeight * LayerParams.vtSlicing
end
EgtMove( nNewEntId, vtMove, GDB_RT.GLOB)
EgtModifyCurveExtrusion( nNewEntId, LayerParams.vtSlicing, GDB_RT.GLOB)
-- eventuale inversione
if LayerParams.bInvert then
EgtInvertCurve( nNewEntId)
EgtSetInfo( nNewEntId, KEY_INVERTED_CRV, 1)
end
EgtSetColor( nNewEntId, EgtStdColor('GRAY'))
-- se primo layer
if bFirst and nNewEntId then
-- mi sposto dell'altezza layer
EgtMove( nNewEntId, LayerParams.dLayHeight * LayerParams.vtSlicing, GDB_RT.GLOB)
-- eventuale lead in
if LayerParams.nLeadInType ~= LEAD_TYPE.NONE then
EgtTrimCurveStartAtLen( nNewEntId, LayerParams.dOffsetLP)
AddLeadIn( nNewEntId, LayerParams, nTpathGrpId)
end
bFirst = false
else
local ptOld = EgtEP( nOldId, GDB_ID.ROOT)
local ptNew = EgtSP( nNewEntId, GDB_ID.ROOT)
if dist( ptNew, ptOld) < LayerParams.dStrand then
-- se i punti sono vicini ma non coincidenti modifico la curva per avere transizione più uniforme
if not AreSamePointApprox( ptOld, ptNew) then
-- recupero la curva da usare come guida
local nGuideId = EgtCopyGlob( nOldPathId, nTpathGrpId)
-- la porto alla stessa quota del toolpath
EgtMove( nGuideId, vtMove + LayerParams.dLayHeight * LayerParams.vtSlicing, GDB_RT.GLOB)
EgtChangeClosedCurveStartPoint( nGuideId, ptOld, GDB_RT.GLOB)
EgtSpiralizeCurveAlongGuide( nNewEntId, nGuideId)
EgtErase( nGuideId)
end
else
EgtOutLog( 'Warning : in spiral vase mode no link betweeen toolpaths (layer '..tostring( nIdx)..') - CalcToolPath')
-- aggiungo uscita, coasting e wipe sulla curva precedente
AddSpiralVaseLeadOut( nOldId, LayerParams)
end
EgtSpiralizeCurveAlongExtrusion( nNewEntId, LayerParams.dLayHeight)
end
nOldPathId = nEntId
nOldId = nNewEntId
nEntId = EgtGetNext( nEntId)
end
end
if EgtProcessEvents( EgtIf( PRINT, 300, 0) + nIdx / #vLayIds * 100, 0) == 1 then
EgtDraw()
return
end
end
-- aggiungo uscita, coasting e wipe su ultima curva
AddSpiralVaseLeadOut( nOldId, LayerParams)
end
---------------------------------------------------------------------
function CalcToolPath.Exec( nPartId)
s_nPartId = nPartId
-- Verifico il pezzo
if not s_nPartId then
EgtOutBox( 'Error missing part', 'ToolPathCalc')
return
end
-- Recupero i layer da processare
local vLayIds = EgtGetNameInGroup( s_nPartId, SLICE_LAYER.."*")
if not vLayIds then
EgtOutBox( 'Error missing slices', 'ToolPathCalc')
return
end
-- recupero i parametri per calcolo dei toolpath
local LayerParams = GetLayerParamsForToolPathCalc()
local dCorrZ = ComputeZCorrection( LayerParams)
-- se necessario sposto anche il solido di partenza
if dCorrZ > 10 * GEO.EPS_SMALL then
local vtMove = Vector3d( 0, 0, dCorrZ)
-- se slicing a 45° aggiungo correzione anche in direzione dello slicing
local nSlicingType = EgtGetInfo( s_nPartId, KEY_SLICING_TYPE, 'i') or 1
if nSlicingType == SLICING_TYPE.DEG45_X or nSlicingType == SLICING_TYPE.DEG45_Y then
vtMove = vtMove + LayerParams.dLayHeight / 2 * LayerParams.vtSlicing
end
local SolidLayId = EgtGetFirstNameInGroup( s_nPartId, PRINT_SOLID)
if SolidLayId then
EgtSetInfo( s_nPartId, KEY_MOVED_PART, vtMove)
local EntId = EgtGetFirstInGroup( SolidLayId)
while EntId do
EgtMove( EntId, vtMove, GDB_RT.GLOB)
EntId = EgtGetNext( EntId)
end
end
end
-- caso spiral vase
if LayerParams.bSpiralVase then
SpiralVase( vLayIds, dCorrZ, LayerParams)
return
end
-- Ciclo sui layer
for nIdx = 1, #vLayIds do
-- scorro tutti i gruppi di contorni
local nCrvGrpId = EgtGetFirstNameInGroup( vLayIds[ nIdx], CONTOUR_GRP.."*")
while nCrvGrpId do
-- recupero il gruppo dei percorsi
local nPathGrpId = EgtGetFirstNameInGroup( nCrvGrpId, PATH_GRP)
if not nPathGrpId then
EgtOutBox( 'Error missing paths', 'ToolPathCalc')
return
else
EgtSetStatus( nPathGrpId, GDB_ST.OFF)
end
-- recupero il gruppo dei percorsi utensile
local nTpathGrpId = EgtGetFirstNameInGroup( nCrvGrpId, TOOLPATH_GRP)
if not nTpathGrpId then
nTpathGrpId = EgtGroup( nCrvGrpId)
EgtSetName( nTpathGrpId, TOOLPATH_GRP)
else
EgtEmptyGroup( nTpathGrpId)
end
-- realizzo le diverse tipologie in base all'ordine selezionato
for j = 1, #LayerParams.vPrintOrder do
if LayerParams.vPrintOrder[j] == PRINT_ELEMENT.SHELL then
-- shell
local vShellIds = EgtGetNameInGroup( nPathGrpId, SHELL_CRV .. '*')
CalcShellsToolPath( vShellIds, nTpathGrpId, LayerParams, dCorrZ)
elseif LayerParams.vPrintOrder[j] == PRINT_ELEMENT.EXTRA_SHELL then
-- extra shell
local vExtraShellIds = EgtGetNameInGroup( nPathGrpId, EXTRA_SHELL_CRV .. '*')
CalcExtraShellToolPath( vExtraShellIds, nTpathGrpId, LayerParams, dCorrZ)
elseif LayerParams.vPrintOrder[j] == PRINT_ELEMENT.INFILL then
-- infill
local vInfillIds = EgtGetNameInGroup( nPathGrpId, INFILL_CRV .. '*')
CalcInfillToolPath( vInfillIds, nTpathGrpId, LayerParams, dCorrZ)
elseif LayerParams.vPrintOrder[j] == PRINT_ELEMENT.AUX_SOLID then
-- solidi ausiliari
local nAuxSolidsGrp = EgtGetFirstNameInGroup( vLayIds[nIdx], AUX_SOLIDS_GRP)
local nAuxSolidsPathGrp = EgtGetFirstNameInGroup( nCrvGrpId, AUX_SOLIDS_GRP)
CalcAuxSolidsToolPath( nAuxSolidsGrp, nAuxSolidsPathGrp, nTpathGrpId, LayerParams, dCorrZ)
else
-- costolature
local nRibsGrp = EgtGetFirstNameInGroup( nCrvGrpId, RIBS_GRP)
CalcRibsToolPath( nRibsGrp, nTpathGrpId, LayerParams, dCorrZ)
end
end
-- passo al gruppo di contorni successivo
nCrvGrpId = EgtGetNextName( nCrvGrpId, CONTOUR_GRP.."*")
end
if EgtProcessEvents( EgtIf( PRINT, 300, 0) + nIdx / #vLayIds * 100, 0) == 1 then
EgtDraw()
return
end
end
end
---------------------------------------------------------------------
return CalcToolPath