diff --git a/examples/16-shadowmaps/shadowmaps.cpp b/examples/16-shadowmaps/shadowmaps.cpp
index 8f16c4325..ffc2fe20f 100644
--- a/examples/16-shadowmaps/shadowmaps.cpp
+++ b/examples/16-shadowmaps/shadowmaps.cpp
@@ -16,6 +16,7 @@
 #include <bx/file.h>
 #include "entry/entry.h"
 #include "camera.h"
+#include "bgfx_utils.h"
 #include "imgui/imgui.h"
 
 namespace bgfx
@@ -759,183 +760,35 @@ struct ClearValues
 	uint8_t  m_clearStencil;
 };
 
-struct Aabb
+struct Mesh : public ::Mesh
 {
-	float m_min[3];
-	float m_max[3];
-};
-
-struct Obb
-{
-	float m_mtx[16];
-};
-
-struct Sphere
-{
-	float m_center[3];
-	float m_radius;
-};
-
-struct Primitive
-{
-	uint32_t m_startIndex;
-	uint32_t m_numIndices;
-	uint32_t m_startVertex;
-	uint32_t m_numVertices;
-
-	Sphere m_sphere;
-	Aabb m_aabb;
-	Obb m_obb;
-};
-
-typedef std::vector<Primitive> PrimitiveArray;
-
-struct Group
-{
-	Group()
+	void load(const char* _filePath, bool _ramcopy = false)
 	{
-		reset();
+		bx::FileReaderI* reader = entry::getFileReader();
+		if (bx::open(reader, _filePath))
+		{
+			::Mesh::load(reader, _ramcopy);
+			bx::close(reader);
+		}
 	}
 
-	void reset()
-	{
-		m_vbh.idx = bgfx::kInvalidHandle;
-		m_ibh.idx = bgfx::kInvalidHandle;
-		m_prims.clear();
-	}
-
-	bgfx::VertexBufferHandle m_vbh;
-	bgfx::IndexBufferHandle m_ibh;
-	Sphere m_sphere;
-	Aabb m_aabb;
-	Obb m_obb;
-	PrimitiveArray m_prims;
-};
-
-struct Mesh
-{
 	void load(const void* _vertices, uint32_t _numVertices, const bgfx::VertexLayout _layout, const uint16_t* _indices, uint32_t _numIndices)
 	{
 		Group group;
 		const bgfx::Memory* mem;
 		uint32_t size;
 
-		size = _numVertices*_layout.getStride();
+		size = _numVertices * _layout.getStride();
 		mem = bgfx::makeRef(_vertices, size);
 		group.m_vbh = bgfx::createVertexBuffer(mem, _layout);
 
-		size = _numIndices*2;
+		size = _numIndices * 2;
 		mem = bgfx::makeRef(_indices, size);
 		group.m_ibh = bgfx::createIndexBuffer(mem);
 
 		m_groups.push_back(group);
 	}
 
-	void load(const char* _filePath)
-	{
-#define BGFX_CHUNK_MAGIC_VB  BX_MAKEFOURCC('V', 'B', ' ', 0x1)
-#define BGFX_CHUNK_MAGIC_IB  BX_MAKEFOURCC('I', 'B', ' ', 0x0)
-#define BGFX_CHUNK_MAGIC_PRI BX_MAKEFOURCC('P', 'R', 'I', 0x0)
-
-		bx::FileReaderI* reader = entry::getFileReader();
-		bx::open(reader, _filePath);
-
-		Group group;
-
-		uint32_t chunk;
-		while (4 == bx::read(reader, chunk) )
-		{
-			switch (chunk)
-			{
-			case BGFX_CHUNK_MAGIC_VB:
-				{
-					bx::read(reader, group.m_sphere);
-					bx::read(reader, group.m_aabb);
-					bx::read(reader, group.m_obb);
-
-					bgfx::read(reader, m_layout);
-					uint16_t stride = m_layout.getStride();
-
-					uint16_t numVertices;
-					bx::read(reader, numVertices);
-					const bgfx::Memory* mem = bgfx::alloc(numVertices*stride);
-					bx::read(reader, mem->data, mem->size);
-
-					group.m_vbh = bgfx::createVertexBuffer(mem, m_layout);
-				}
-				break;
-
-			case BGFX_CHUNK_MAGIC_IB:
-				{
-					uint32_t numIndices;
-					bx::read(reader, numIndices);
-					const bgfx::Memory* mem = bgfx::alloc(numIndices*2);
-					bx::read(reader, mem->data, mem->size);
-					group.m_ibh = bgfx::createIndexBuffer(mem);
-				}
-				break;
-
-			case BGFX_CHUNK_MAGIC_PRI:
-				{
-					uint16_t len;
-					bx::read(reader, len);
-
-					std::string material;
-					material.resize(len);
-					bx::read(reader, const_cast<char*>(material.c_str() ), len);
-
-					uint16_t num;
-					bx::read(reader, num);
-
-					for (uint32_t ii = 0; ii < num; ++ii)
-					{
-						bx::read(reader, len);
-
-						std::string name;
-						name.resize(len);
-						bx::read(reader, const_cast<char*>(name.c_str() ), len);
-
-						Primitive prim;
-						bx::read(reader, prim.m_startIndex);
-						bx::read(reader, prim.m_numIndices);
-						bx::read(reader, prim.m_startVertex);
-						bx::read(reader, prim.m_numVertices);
-						bx::read(reader, prim.m_sphere);
-						bx::read(reader, prim.m_aabb);
-						bx::read(reader, prim.m_obb);
-
-						group.m_prims.push_back(prim);
-					}
-
-					m_groups.push_back(group);
-					group.reset();
-				}
-				break;
-
-			default:
-				DBG("%08x at %d", chunk, bx::seek(reader) );
-				break;
-			}
-		}
-
-		bx::close(reader);
-	}
-
-	void unload()
-	{
-		for (GroupArray::const_iterator it = m_groups.begin(), itEnd = m_groups.end(); it != itEnd; ++it)
-		{
-			const Group& group = *it;
-			bgfx::destroy(group.m_vbh);
-
-			if (bgfx::kInvalidHandle != group.m_ibh.idx)
-			{
-				bgfx::destroy(group.m_ibh);
-			}
-		}
-		m_groups.clear();
-	}
-
 	void submit(uint8_t _viewId, float* _mtx, bgfx::ProgramHandle _program, const RenderState& _renderState, bool _submitShadowMaps = false)
 	{
 		bgfx::TextureHandle texture = BGFX_INVALID_HANDLE;
@@ -966,7 +819,7 @@ struct Mesh
 			{
 				for (uint8_t ii = 0; ii < ShadowMapRenderTargets::Count; ++ii)
 				{
-					bgfx::setTexture(4 + ii, s_shadowMap[ii], bgfx::getTexture(s_rtShadowMap[ii]) );
+					bgfx::setTexture(4 + ii, s_shadowMap[ii], bgfx::getTexture(s_rtShadowMap[ii]));
 				}
 			}
 
@@ -978,12 +831,9 @@ struct Mesh
 			bgfx::submit(_viewId, _program);
 		}
 	}
-
-	bgfx::VertexLayout m_layout;
-	typedef std::vector<Group> GroupArray;
-	GroupArray m_groups;
 };
 
+
 struct PosColorTexCoord0Vertex
 {
 	float m_x;