[Bf-blender-cvs] [80281e34fd4] master: fix T60049: Collada Exporter: When exporting multiple UVs, the set index must start with 0

[Gaia Clary]

Commit: 80281e34fd415706971d92b2f6898b6547eca234
Author: Gaia Clary
Date:   Thu Jan 10 13:15:09 2019 +0100
Branches: master
https://developer.blender.org/rB80281e34fd415706971d92b2f6898b6547eca234

fix T60049: Collada Exporter: When exporting multiple UVs, the set index must start with 0

===================================================================

M	source/blender/collada/GeometryExporter.cpp

===================================================================

diff --git a/source/blender/collada/GeometryExporter.cpp b/source/blender/collada/GeometryExporter.cpp
index bb69c3fc653..8ba9f10568a 100644
--- a/source/blender/collada/GeometryExporter.cpp
+++ b/source/blender/collada/GeometryExporter.cpp
@@ -356,7 +356,7 @@ void GeometryExporter::createPolylist(short material_index,
 			COLLADASW::Input input3(COLLADASW::InputSemantic::TEXCOORD,
 									makeUrl(makeTexcoordSourceId(geom_id, i, this->export_settings->active_uv_only)),
 									2, // this is only until we have optimized UV sets
-									(this->export_settings->active_uv_only) ? 0 : layer_index  // only_active_uv exported -> we have only one set
+									(this->export_settings->active_uv_only) ? 0 : layer_index-1  //set (0,1,2,...)
 									);
 			til.push_back(input3);
 		}