Fix render state update for UseMipMaps flag in d3d drivers. Thanks to kvakvs...

Fix render state update for UseMipMaps flag in d3d drivers. Thanks to kvakvs for the bug ticket and fix.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@3374 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CD3D8Driver.cpp

@@ -1578,7 +1578,8 @@ void CD3D8Driver::setBasicRenderStates(const SMaterial& material, const SMateria
 		if (resetAllRenderstates ||
 			lastmaterial.TextureLayer[st].BilinearFilter != material.TextureLayer[st].BilinearFilter ||
 			lastmaterial.TextureLayer[st].TrilinearFilter != material.TextureLayer[st].TrilinearFilter ||
-			lastmaterial.TextureLayer[st].AnisotropicFilter != material.TextureLayer[st].AnisotropicFilter )
+			lastmaterial.TextureLayer[st].AnisotropicFilter != material.TextureLayer[st].AnisotropicFilter ||
+			lastmaterial.UseMipMaps != material.UseMipMaps)
 		{
 			if (material.TextureLayer[st].BilinearFilter || material.TextureLayer[st].TrilinearFilter || material.TextureLayer[st].AnisotropicFilter>1)
 			{

source/Irrlicht/CD3D9Driver.cpp

@@ -2280,7 +2280,8 @@ void CD3D9Driver::setBasicRenderStates(const SMaterial& material, const SMateria
 		if (resetAllRenderstates ||
 			lastmaterial.TextureLayer[st].BilinearFilter != material.TextureLayer[st].BilinearFilter ||
 			lastmaterial.TextureLayer[st].TrilinearFilter != material.TextureLayer[st].TrilinearFilter ||
-			lastmaterial.TextureLayer[st].AnisotropicFilter != material.TextureLayer[st].AnisotropicFilter)
+			lastmaterial.TextureLayer[st].AnisotropicFilter != material.TextureLayer[st].AnisotropicFilter ||
+			lastmaterial.UseMipMaps != material.UseMipMaps)
 		{
 			if (material.TextureLayer[st].BilinearFilter || material.TextureLayer[st].TrilinearFilter || material.TextureLayer[st].AnisotropicFilter)
 			{