From d540b701836dbcdef727947f52a0ca01430968a6 Mon Sep 17 00:00:00 2001
From: Adrian Kummerlaender
Date: Wed, 30 Oct 2019 19:45:39 +0100
Subject: Rename folder, add basic README.md

---
 lid_driven_cavity/cpp/generate.py | 40 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100755 lid_driven_cavity/cpp/generate.py

(limited to 'lid_driven_cavity/cpp/generate.py')

diff --git a/lid_driven_cavity/cpp/generate.py b/lid_driven_cavity/cpp/generate.py
new file mode 100755
index 0000000..4222e98
--- /dev/null
+++ b/lid_driven_cavity/cpp/generate.py
@@ -0,0 +1,40 @@
+#!/usr/bin/env python
+
+import argparse
+
+from boltzgen import LBM, Generator, Geometry
+from boltzgen.lbm.model import D2Q9
+
+import config
+
+argparser = argparse.ArgumentParser(
+    description = 'Generate a C++ implementation of a lid driven cavity simulation using LBM')
+argparser.add_argument(
+    '--output', required = False, help = 'Target directory for the generated sources')
+
+args = argparser.parse_args()
+
+lbm = LBM(config.descriptor)
+generator = Generator(
+    descriptor = config.descriptor,
+    moments    = lbm.moments(),
+    collision  = lbm.bgk(f_eq = lbm.equilibrium(), tau = config.tau),
+    target     = 'cpp',
+    precision  = config.precision,
+    index      = 'XYZ',
+    layout     = 'AOS')
+
+if args.output is None:
+    args.output = '.'
+
+functions = ['collide_and_stream', 'equilibrilize', 'collect_moments', 'momenta_boundary']
+
+with open('%s/kernel.h' % args.output, 'w') as kernel:
+    kernel.write(generator.kernel(config.geometry, functions))
+
+ldc_src = ''
+with open('ldc.cpp.mako', 'r') as template:
+    ldc_src = template.read()
+
+with open('%s/ldc.cpp' % args.output, 'w') as app:
+    app.write(generator.custom(config.geometry, ldc_src))
-- 
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