Reapply "Merge develop into glTF mesh import"

To simplify merging into mesh import branch
This reverts commit b0c951ffe348f478f27a85720cc7aeffea32fe73.

1 files changed, 11 insertions, 0 deletions

diff --git a/indra/newview/gltf/buffer_util.h b/indra/newview/gltf/buffer_util.h
index ef9bba8128..be36c5e90b 100644
--- a/indra/newview/gltf/buffer_util.h
+++ b/indra/newview/gltf/buffer_util.h
@@ -159,6 +159,12 @@ namespace LL
         }
 
         template<>
+        inline void copyVec3<F32, LLColor4U>(F32* src, LLColor4U& dst)
+        {
+            dst.set((U8)(src[0] * 255.f), (U8)(src[1] * 255.f), (U8)(src[2] * 255.f), 255);
+        }
+
+        template<>
         inline void copyVec3<U16, LLColor4U>(U16* src, LLColor4U& dst)
         {
             dst.set((U8)(src[0]), (U8)(src[1]), (U8)(src[2]), 255);
@@ -369,6 +375,11 @@ namespace LL
         template<class T>
         inline void copy(Asset& asset, Accessor& accessor, LLStrider<T>& dst)
         {
+            if (accessor.mBufferView == INVALID_INDEX)
+            {
+                LL_WARNS("GLTF") << "Invalid buffer" << LL_ENDL;
+                return;
+            }
             const BufferView& bufferView = asset.mBufferViews[accessor.mBufferView];
             const Buffer& buffer = asset.mBuffers[bufferView.mBuffer];
             const U8* src = buffer.mData.data() + bufferView.mByteOffset + accessor.mByteOffset;