Files
3dprinting/LuaLibs/CalcToolPath.lua
T
DarioS aa7e4f87c4 3dPrinting :
- correzioni varie.
2022-04-19 17:21:45 +02:00

194 lines
7.9 KiB
Lua

-- CalcToolPath.lua by Egaltech s.r.l. 2022/04/19
-- 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 function GetLayerParamsForToolPathCalc()
local nParamsGrp = EgtGetFirstNameInGroup( GDB_ID.ROOT, PARAMS_GRP)
local LayerParams = {}
LayerParams.dLayHeight = EgtGetInfo( nParamsGrp, KEY_SLICE_STEP, 'd')
LayerParams.bInvert = EgtGetInfo( nParamsGrp, KEY_PRINT_DIRECTION, 'b')
LayerParams.nOrder = EgtGetInfo( nParamsGrp, KEY_PRINT_ORDER, 'i')
LayerParams.LinkType = EgtGetInfo( nParamsGrp, KEY_LINK_TYPE, 'i')
LayerParams.LinkParam = EgtGetInfo( nParamsGrp, KEY_LINK_PARAM, 'd')
LayerParams.LinkDist = EgtGetInfo( nParamsGrp, KEY_LINK_DIST, 'd')
LayerParams.LeadInType = EgtGetInfo( nParamsGrp, KEY_LEAD_IN_TYPE, 'i')
LayerParams.LeadInTangDist = EgtGetInfo( nParamsGrp, KEY_LEAD_IN_TANG_DIST, 'd')
LayerParams.LeadInOrthoDist = EgtGetInfo( nParamsGrp, KEY_LEAD_IN_ORTHO_DIST, 'd')
LayerParams.LeadOutType = EgtGetInfo( nParamsGrp, KEY_LEAD_OUT_TYPE, 'i')
LayerParams.LeadOutTangDist = EgtGetInfo( nParamsGrp, KEY_LEAD_OUT_TANG_DIST, 'd')
LayerParams.LeadOutOrthoDist = EgtGetInfo( nParamsGrp, KEY_LEAD_OUT_ORTHO_DIST, 'd')
LayerParams.dOffsetLP = EgtGetInfo( nParamsGrp, KEY_OFFSET_LEAD_POINT, 'd')
return LayerParams
end
--------------------------------------------------------------------
local function AddLeadIn( nCrvId, LayerParams, nGrpId)
local ptE = EgtSP( nCrvId)
local vtTang = EgtSV( nCrvId)
local vtOrtho = Vector3d( vtTang)
local dAng = 90
if ( LayerParams.bInvert and LayerParams.nOrder == PRINT_ORDER.INF_INT_EXT) or
( not LayerParams.bInvert and LayerParams.nOrder == PRINT_ORDER.EXT_INT_INF) then
dAng = - 90
end
vtOrtho:rotate( Z_AX(), dAng)
local ptS = ptE - LayerParams.LeadInTangDist * vtTang + LayerParams.LeadInOrthoDist * vtOrtho
local nLeadInCrv = GDB_ID.NULL
if LayerParams.LeadInType == LEAD_TYPE.LINEAR then
nLeadInCrv = EgtLine( nGrpId, ptS, ptE)
elseif LayerParams.LeadInType == LEAD_TYPE.ARC then
local _, _, dAngIni = SphericalFromVector( vtTang)
nLeadInCrv = EgtArc2PD( nGrpId, ptE, ptS, 180 + dAngIni)
EgtInvertCurve( nLeadInCrv)
end
EgtRelocate( nLeadInCrv, nGrpId, GDB_IN.FIRST_SON)
EgtModifyCurveExtrusion( nLeadInCrv, Z_AX(), GDB_RT.GLOB)
EgtSetInfo( nLeadInCrv, KEY_TYPE, TYPE.LINK)
end
--------------------------------------------------------------------
local function AddLeadOut( nCrvId, LayerParams, nGrpId)
local ptS = EgtEP( nCrvId)
local vtTang = EgtEV( nCrvId)
local vtOrtho = Vector3d( vtTang)
local dAng = - 90
if ( LayerParams.bInvert and LayerParams.nOrder == PRINT_ORDER.INF_INT_EXT) or
( not LayerParams.bInvert and LayerParams.nOrder == PRINT_ORDER.EXT_INT_INF) then
dAng = 90
end
vtOrtho:rotate( Z_AX(), dAng)
local ptE = ptS + LayerParams.LeadOutTangDist * vtTang + LayerParams.LeadOutOrthoDist * vtOrtho
local nLeadOutCrv = GDB_ID.NULL
if LayerParams.LeadOutType == LEAD_TYPE.LINEAR then
nLeadOutCrv = EgtLine( nGrpId, ptS, ptE)
elseif LayerParams.LeadOutType == LEAD_TYPE.ARC then
local _, _, dAngIni = SphericalFromVector( vtTang)
nLeadOutCrv = EgtArc2PD( nGrpId, ptS, ptE, dAngIni)
end
EgtRelocate( nLeadOutCrv, nGrpId, GDB_IN.LAST_SON)
EgtModifyCurveExtrusion( nLeadOutCrv, Z_AX(), GDB_RT.GLOB)
EgtSetInfo( nLeadOutCrv, KEY_TYPE, TYPE.LINK)
end
---------------------------------------------------------------------
function CalcToolPath.Exec( nPartId)
-- Verifico il pezzo
if not nPartId then
EgtOutBox( 'Error missing part', 'ToolPathCalc')
return
end
-- Recupero i layer da processare
local vLayIds = EgtGetNameInGroup( nPartId, SLICE_LAYER.."*")
if not vLayIds then
EgtOutBox( 'Error missing slices', 'ToolPathCalc')
return
end
-- Ciclo sui layer
for nIdx = 1, #vLayIds do
-- recupero i parametri relativi al layer
local LayerParams = GetLayerParamsForToolPathCalc()
-- 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
-- creo il percorso di lavoro :
-- copio le curve, le ordino, le oriento e le muovo in Z
local nEntId = EgtGetFirstInGroup( nPathGrpId)
while nEntId do
local nNewEntId = EgtCopyGlob( nEntId, nTpathGrpId, EgtIf( LayerParams.nOrder == PRINT_ORDER.INF_INT_EXT, GDB_IN.FIRST_SON, GDB_IN.LAST_SON))
EgtMove( nNewEntId, Vector3d( 0, 0, LayerParams.dLayHeight), GDB_RT.GLOB)
if LayerParams.bInvert then
EgtInvertCurve( nNewEntId)
end
EgtModifyCurveExtrusion( nNewEntId, Z_AX(), GDB_RT.GLOB)
nEntId = EgtGetNext( nEntId)
end
-- aggiungo gli opportuni raccordi
local nPrevId = EgtGetFirstInGroup( nTpathGrpId)
local nCurrId = EgtGetNext( nPrevId or GDB_ID.NULL)
local k = 0
while nCurrId do
local nLinkId
EgtTrimCurveEndAtLen( nPrevId, EgtCurveLength( nPrevId) - k * LayerParams.LinkDist)
k = k + 1
EgtChangeClosedCurveStartPoint( nCurrId, EgtEP( nPrevId))
if LayerParams.LinkType == LINK_TYPE.LINEAR then
EgtTrimCurveEndAtLen( nPrevId, EgtCurveLength( nPrevId) - LayerParams.LinkParam / 2)
EgtTrimCurveStartAtLen( nCurrId, LayerParams.LinkParam / 2)
nLinkId = EgtLine( nTpathGrpId, EgtEP( nPrevId), EgtSP( nCurrId))
else
EgtTrimCurveEndAtLen( nPrevId, EgtCurveLength( nPrevId) - LayerParams.LinkParam / 2)
EgtTrimCurveStartAtLen( nCurrId, LayerParams.LinkParam / 2)
local _, _, dAngIni = SphericalFromVector( EgtEV( nPrevId))
local _, _, dAngFin = SphericalFromVector( EgtSV( nCurrId))
nLinkId = EgtBiArc( nTpathGrpId, EgtEP( nPrevId), EgtSP( nCurrId), dAngIni, dAngFin, 0.5)
end
EgtRelocate( nLinkId, nCurrId, GDB_IN.BEFORE)
EgtModifyCurveExtrusion( nLinkId, Z_AX(), GDB_RT.GLOB)
local nType = EgtGetInfo( nCurrId, KEY_TYPE, 'i')
EgtSetInfo( nLinkId, KEY_TYPE, TYPE.LINK)
nPrevId = nCurrId
nCurrId = EgtGetNext( nCurrId)
end
-- aggiungo leadin/leadout
local nFirstCurve = EgtGetFirstInGroup( nTpathGrpId)
if nFirstCurve then
EgtTrimCurveStartAtLen( nFirstCurve, LayerParams.dOffsetLP)
AddLeadIn( nFirstCurve, LayerParams, nTpathGrpId)
end
local nLastCurve = EgtGetLastInGroup( nTpathGrpId)
if nLastCurve then
EgtTrimCurveEndAtLen( nLastCurve, EgtCurveLength( nLastCurve) - LayerParams.dOffsetLP)
AddLeadOut( nLastCurve, LayerParams, nTpathGrpId)
end
--passo al gruppo di contorni successivo
nCrvGrpId = EgtGetNextName( nCrvGrpId, CONTOUR_GRP.."*")
end
end
end
---------------------------------------------------------------------
return CalcToolPath