Add mipmap.* to the unix build system

simgear/scene/material/Makefile.am

@@ -1,35 +1,37 @@
-includedir = @includedir@/scene/material
-
-lib_LIBRARIES = libsgmaterial.a
-
-noinst_HEADERS =
-
-include_HEADERS = \
-	Effect.hxx \
-	EffectBuilder.hxx \
-	EffectCullVisitor.hxx \
-	EffectGeode.hxx \
-	GLPredicate.hxx \
-	Pass.hxx \
-	Technique.hxx \
-	TextureBuilder.hxx \
-	mat.hxx \
-	matlib.hxx \
-	matmodel.hxx
-
-libsgmaterial_a_SOURCES = \
-	Effect.cxx \
-	EffectBuilder.cxx \
-	EffectCullVisitor.cxx \
-	EffectGeode.cxx \
-	GLPredicate.cxx \
-	Pass.cxx \
-	Technique.cxx \
-	TextureBuilder.cxx \
-	makeEffect.cxx \
-	mat.cxx \
-	matlib.cxx \
-	matmodel.cxx \
-	Noise.cxx Noise.hxx
-
-INCLUDES = -I$(top_srcdir)
+includedir = @includedir@/scene/material
+
+lib_LIBRARIES = libsgmaterial.a
+
+noinst_HEADERS =
+
+include_HEADERS = \
+	Effect.hxx \
+	EffectBuilder.hxx \
+	EffectCullVisitor.hxx \
+	EffectGeode.hxx \
+	GLPredicate.hxx \
+	Pass.hxx \
+	Technique.hxx \
+	TextureBuilder.hxx \
+	mat.hxx \
+	matlib.hxx \
+	matmodel.hxx \
+	mipmap.hxx
+
+libsgmaterial_a_SOURCES = \
+	Effect.cxx \
+	EffectBuilder.cxx \
+	EffectCullVisitor.cxx \
+	EffectGeode.cxx \
+	GLPredicate.cxx \
+	Pass.cxx \
+	Technique.cxx \
+	TextureBuilder.cxx \
+	makeEffect.cxx \
+	mat.cxx \
+	matlib.cxx \
+	matmodel.cxx \
+	mipmap.cxx \
+	Noise.cxx Noise.hxx
+
+INCLUDES = -I$(top_srcdir)