some small grass and shader test

test.gdshader

@@ -0,0 +1,19 @@
+shader_type spatial;
+//render_mode vertex_lighting;
+
+uniform sampler2D textureMap : source_color;
+
+void vertex() {
+	// Called for every vertex the material is visible on.
+}
+
+void fragment() {
+	ALBEDO = texture(textureMap, UV).rgb;
+	//LIGHT_VERTEX = vec3(0.0);
+}
+
+ void light() {
+ 	float lambert = clamp(dot(NORMAL, LIGHT), 0.0, 1.0);
+ 	float halfLambert = pow(lambert*0.5 + 0.5, 5);
+    DIFFUSE_LIGHT += halfLambert * ATTENUATION * LIGHT_COLOR / PI;
+ }