From: Dusan Veljko <v_duschan@hotmail.com>
Date: Fri, 13 Nov 2015 16:27:00 +0000 (+0100)
Subject: Fixed ConvolveOptimized global_id coefficients
X-Git-Tag: 7.0.1-0~243
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f23d94edf87c64d814f5ca423cb24de362bbb1f9;p=imagemagick

Fixed ConvolveOptimized global_id coefficients
---

diff --git a/MagickCore/accelerate-private.h b/MagickCore/accelerate-private.h
index 3ee25dbdd..19e2d1b9b 100644
--- a/MagickCore/accelerate-private.h
+++ b/MagickCore/accelerate-private.h
@@ -1553,8 +1553,8 @@ uint MWC64X_NextUint(mwc64x_state_t *s)
     const uint matte, const ChannelType channel, __local CLPixelType *pixelLocalCache, __local float* filterCache) {
 
       int2 blockID;
-      blockID.x = get_group_id(0);
-      blockID.y = get_group_id(1);
+      blockID.x = get_global_id(0) / get_local_size(0);
+      blockID.y = get_global_id(1) / get_local_size(1);
 
       // image area processed by this workgroup
       int2 imageAreaOrg;