Wed 28 Aug 21:38:52 CEST 2024

src/SimNDT/engine/engineBase.py

@@ -0,0 +1,103 @@
+#!/usr/bin/env python
+# encoding: utf-8
+"""
+engineBase.py
+
+Created by Miguel Molero on 2013-10-01.
+Copyright (c) 2013 MMolero. All rights reserved.
+"""
+
+import numpy as np
+import copy
+
+global ErrorImportCL
+
+try:
+	import pyopencl		  as	 cl
+	ErrorImportCL = False
+except ImportError:
+	ErrorImportCL = True
+	
+from SimNDT.engine.infoCL  import *
+
+
+
+class EngineBase(object):
+	
+	def __init__(self, _simPack, _Platform):
+
+		self.simPack  = _simPack
+		self.Platform =  _Platform
+		self.n = 0
+
+		Simulation = self.simPack.Simulation
+		self.dt = np.float32(Simulation.dt)
+		self.dx = np.float32(Simulation.dx)
+		self.dtx = np.float32(self.dt/self.dx)
+		self.ddx = np.float32(1.0/self.dx)
+		self.dtdxx = self.dtx * self.ddx
+
+		if self.Platform == "OpenCL":
+			self.initCL()
+		self.materialSetup()
+		self.initFields()
+		self.staggeredProp()
+		self.applyBoundaries()
+		self.sourceSetup()
+		self.receiverSetup()
+		self.simSetup()
+		
+		
+	def setup_CL(self):
+		pass
+		
+	def initCL(self):
+		device   = self.simPack.Simulation.Device
+		platform = self.simPack.Simulation.Platform
+		
+		my_device = None
+		try:
+			for platforms in cl.get_platforms():
+				if platforms.name == platform:
+					for devices in platforms.get_devices():
+						if cl.device_type.to_string(devices.type)== device:
+							my_device =	 devices		
+		except:
+			platforms  = cl.get_platforms()[0]
+			my_device = platforms.get_devices()[0]
+		
+		if my_device is None:
+			platforms  = cl.get_platforms()[0]
+			my_device = platforms.get_devices()[0]
+			
+		print(my_device)
+
+		self.ctx   = cl.Context([my_device])
+		self.queue = cl.CommandQueue(self.ctx)
+		self.mf	   = cl.mem_flags
+		
+		
+	def materialSetup(self):
+		pass
+		
+	def initFields(self):
+		pass
+		
+	def receiverSetup(self):
+		pass
+	
+	def staggeredProp(self):
+		pass
+		
+	def applyBoundaries(self):
+		pass
+		
+	def sourceSetup(self):
+		pass
+		
+	def simSetup(self):
+		pass
+		
+	def initFieldsCL(self):
+		pass
+