Add warning if mesh has too many vertics with 16bit indices.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@2194 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CNullDriver.cpp

@@ -269,7 +269,6 @@ bool CNullDriver::queryFeature(E_VIDEO_DRIVER_FEATURE feature) const
 }
 
 
-
 //! sets transformation
 void CNullDriver::setTransform(E_TRANSFORMATION_STATE state, const core::matrix4& mat)
 {
@@ -283,14 +282,12 @@ const core::matrix4& CNullDriver::getTransform(E_TRANSFORMATION_STATE state) con
 }
 
 
-
 //! sets a material
 void CNullDriver::setMaterial(const SMaterial& material)
 {
 }
 
 
-
 //! Removes a texture from the texture cache and deletes it, freeing lot of
 //! memory.
 void CNullDriver::removeTexture(ITexture* texture)
@@ -564,6 +561,8 @@ const core::rect<s32>& CNullDriver::getViewPort() const
 //! draws a vertex primitive list
 void CNullDriver::drawVertexPrimitiveList(const void* vertices, u32 vertexCount, const void* indexList, u32 primitiveCount, E_VERTEX_TYPE vType, scene::E_PRIMITIVE_TYPE pType, E_INDEX_TYPE iType)
 {
+	if ((iType==EIT_16BIT) && (vertexCount>65536))
+		os::Printer::log("Too many vertices for 16bit index type, render artifacts may occur.");
 	PrimitivesDrawn += primitiveCount;
 }