+ { attrib(get_attribute_semantic(COLOR4_FLOAT), Vector4(c.r, c.g, c.b, c.a)); }
+
+ void group(int g0)
+ { group(g0, 0, 0, 0); }
+
+ void group(int g0, int g1)
+ { group(g0, g1, 0, 0); }
+
+ void group(int g0, int g1, int g2)
+ { group(g0, g1, g2, 0); }
+
+ void group(int g0, int g1, int g2, int g3)
+ { attrib(get_attribute_semantic(GROUP4), Vector4(g0, g1, g2, g3)); }
+
+ void weight(float w0)
+ { weight(w0, 0, 0, 0); }
+
+ void weight(float w0, float w1)
+ { weight(w0, w1, 0, 0); }
+
+ void weight(float w0, float w1, float w2)
+ { weight(w0, w1, w2, 0); }
+
+ void weight(float w0, float w1, float w2, float w3)
+ { attrib(get_attribute_semantic(WEIGHT4), Vector4(w0, w1, w2, w3)); }