From e2b00f4ec963060be98939c7b0d12d6c00e50a02 Mon Sep 17 00:00:00 2001
From: Adrian Kummerlaender
Date: Thu, 31 Oct 2019 13:13:00 +0100
Subject: Call symbolic generator inside code templates

This paves the way for dropping in other LBM collision models.
As a side benefit the default momenta calulcation is now fully inlined where possible.
---
 boltzgen/kernel/template/collide_and_stream.cl.mako | 14 +++++---------
 1 file changed, 5 insertions(+), 9 deletions(-)

(limited to 'boltzgen/kernel/template/collide_and_stream.cl.mako')

diff --git a/boltzgen/kernel/template/collide_and_stream.cl.mako b/boltzgen/kernel/template/collide_and_stream.cl.mako
index c586884..303b21b 100644
--- a/boltzgen/kernel/template/collide_and_stream.cl.mako
+++ b/boltzgen/kernel/template/collide_and_stream.cl.mako
@@ -9,19 +9,15 @@ __kernel void collide_and_stream_gid(__global ${float_type}* f_next,
     const ${float_type} f_curr_${i} = preshifted_f_prev[${layout.pop_offset(i) + layout.neighbor_offset(-c_i)}];
 % endfor
 
-% for i, expr in enumerate(moments_subexpr):
-    const ${float_type} ${expr[0]} = ${ccode(expr[1])};
-% endfor
-
-% for i, expr in enumerate(moments_assignment):
-    ${float_type} ${ccode(expr)}
-% endfor
+<%
+    subexpr, assignment = model.bgk(f_eq = model.equilibrium(resolve_moments = True))
+%>
 
-% for i, expr in enumerate(collision_subexpr):
+% for i, expr in enumerate(subexpr):
     const ${float_type} ${expr[0]} = ${ccode(expr[1])};
 % endfor
 
-% for i, expr in enumerate(collision_assignment):
+% for i, expr in enumerate(assignment):
     const ${float_type} ${ccode(expr)}
 % endfor
 
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