diff options
Diffstat (limited to 'source/blender/nodes/intern/SHD_util.c')
| -rw-r--r-- | source/blender/nodes/intern/SHD_util.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/source/blender/nodes/intern/SHD_util.c b/source/blender/nodes/intern/SHD_util.c index cf7c64c9d5e..190f68ce19a 100644 --- a/source/blender/nodes/intern/SHD_util.c +++ b/source/blender/nodes/intern/SHD_util.c @@ -83,7 +83,11 @@ void nodestack_get_vec(float *in, short type_in, bNodeStack *ns) void ntreeShaderExecTree(bNodeTree *ntree, ShadeInput *shi, ShadeResult *shr) { ShaderCallData scd; - + /* + @note: preserve material from ShadeInput for material id, nodetree execs change it + fix for bug "[#28012] Mat ID messy with shader nodes" + */ + Material *mat = shi->mat; /* convert caller data to struct */ scd.shi= shi; scd.shr= shr; @@ -92,7 +96,8 @@ void ntreeShaderExecTree(bNodeTree *ntree, ShadeInput *shi, ShadeResult *shr) memset(shr, 0, sizeof(ShadeResult)); ntreeExecTree(ntree, &scd, shi->thread); /* threads */ - + // @note: set material back to preserved material + shi->mat = mat; /* better not allow negative for now */ if(shr->combined[0]<0.0f) shr->combined[0]= 0.0f; if(shr->combined[1]<0.0f) shr->combined[1]= 0.0f; |