patch from michael williamson, export multiple UV layers to lightwave

[#18575] remove unused local variables

release/scripts/lightwave_export.py

@@ -351,11 +351,14 @@ def generate_vmad_vc(mesh):
 # === Generate Per-Face UV Coords (VMAD Chunk) ===
 # ================================================
 def generate_vmad_uv(mesh):
+	layers = mesh.getUVLayerNames()
+	org_uv = mesh.activeUVLayer
+	for l in layers:
+		mesh.activeUVLayer = l
 		data = cStringIO.StringIO()
 		data.write("TXUV")                                       # type
 		data.write(struct.pack(">H", 2))                         # dimension
-	data.write(generate_nstring("Blender's UV Coordinates")) # name
-	
+		data.write(generate_nstring(l)) # name
 		for i, f in enumerate(mesh.faces):
 			if not i%100:
 				Blender.Window.DrawProgressBar(float(i)/len(mesh.faces), "Writing UV Coordinates")
@@ -368,6 +371,8 @@ def generate_vmad_uv(mesh):
 				data.write(struct.pack(">H", v)) # vertex index
 				data.write(struct.pack(">H", i)) # face index
 				data.write(struct.pack(">ff", U, V))
+	
+	mesh.activeUVLayer = org_uv
 	return data.getvalue()
 
 # ======================================

source/blender/nodes/intern/TEX_nodes/TEX_distance.c

@@ -44,7 +44,6 @@ static bNodeSocketType outputs[]= {
 static void valuefn(float *out, float *coord, bNode *node, bNodeStack **in, short thread)
 {
 	float coord1[3], coord2[3];
-	float x, y, z;
 
 	tex_input_vec(coord1, in[0], coord, thread);
 	tex_input_vec(coord2, in[1], coord, thread);