From 425e19bc1fca91116d5fceb7e994bdbf7656acc2 Mon Sep 17 00:00:00 2001
From: Jagannadhan Ravi <easythrees>
Date: Fri, 23 Apr 2021 10:06:46 +0200
Subject: Modifiers: Performance Simple Deformation

Use multiprocessing with simple deform modifiers.

Master 2.92 fps this patch 3.13 fps on Ryzen 1700X With Vega 64 GPU.

3970X: 2.85 fps -> 2.95 fps
3990X: 3.15 fps -> 3.41 fps
3995WX: 3.21 fps -> 3.38 fps

Reviewed By: jbakker

Differential Revision: https://developer.blender.org/D10609
---
 source/blender/blenlib/BLI_compiler_attrs.h | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'source/blender/blenlib/BLI_compiler_attrs.h')

diff --git a/source/blender/blenlib/BLI_compiler_attrs.h b/source/blender/blenlib/BLI_compiler_attrs.h
index 680c4bc78da..4b5a7d671f2 100644
--- a/source/blender/blenlib/BLI_compiler_attrs.h
+++ b/source/blender/blenlib/BLI_compiler_attrs.h
@@ -98,3 +98,10 @@
 #else
 #  define ATTR_ALIGN(x) __attribute__((aligned(x)))
 #endif
+
+/* Alignment directive */
+#ifdef _WIN64
+#  define ALIGN_STRUCT __declspec(align(64))
+#else
+#  define ALIGN_STRUCT
+#endif
-- 
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