xyz_grid: allow varying the seed along an axis along with the axis's other changes

scripts/xyz_grid.py

@@ -416,6 +416,10 @@ class Script(scripts.Script):
             with gr.Column():
                 include_lone_images = gr.Checkbox(label='Include Sub Images', value=False, elem_id=self.elem_id("include_lone_images"))
                 include_sub_grids = gr.Checkbox(label='Include Sub Grids', value=False, elem_id=self.elem_id("include_sub_grids"))
+            with gr.Column():
+                vary_seeds_x = gr.Checkbox(label='Vary seed on X axis', value=False, elem_id=self.elem_id("vary_seeds_x"))
+                vary_seeds_y = gr.Checkbox(label='Vary seed on Y axis', value=False, elem_id=self.elem_id("vary_seeds_y"))
+                vary_seeds_z = gr.Checkbox(label='Vary seed on Z axis', value=False, elem_id=self.elem_id("vary_seeds_z"))
             with gr.Column():
                 margin_size = gr.Slider(label="Grid margins (px)", minimum=0, maximum=500, value=0, step=2, elem_id=self.elem_id("margin_size"))
 
@@ -475,9 +479,9 @@ class Script(scripts.Script):
             (z_values_dropdown, lambda params:get_dropdown_update_from_params("Z",params)),
         )
 
-        return [x_type, x_values, x_values_dropdown, y_type, y_values, y_values_dropdown, z_type, z_values, z_values_dropdown, draw_legend, include_lone_images, include_sub_grids, no_fixed_seeds, margin_size]
+        return [x_type, x_values, x_values_dropdown, y_type, y_values, y_values_dropdown, z_type, z_values, z_values_dropdown, draw_legend, include_lone_images, include_sub_grids, no_fixed_seeds, vary_seeds_x, vary_seeds_y, vary_seeds_z, margin_size]
 
-    def run(self, p, x_type, x_values, x_values_dropdown, y_type, y_values, y_values_dropdown, z_type, z_values, z_values_dropdown, draw_legend, include_lone_images, include_sub_grids, no_fixed_seeds, margin_size):
+    def run(self, p, x_type, x_values, x_values_dropdown, y_type, y_values, y_values_dropdown, z_type, z_values, z_values_dropdown, draw_legend, include_lone_images, include_sub_grids, no_fixed_seeds, vary_seeds_x, vary_seeds_y, vary_seeds_z, margin_size):
         if not no_fixed_seeds:
             modules.processing.fix_seed(p)
 
@@ -648,6 +652,16 @@ class Script(scripts.Script):
             y_opt.apply(pc, y, ys)
             z_opt.apply(pc, z, zs)
 
+            xdim = len(xs) if vary_seeds_x else 1
+            ydim = len(ys) if vary_seeds_y else 1
+
+            if vary_seeds_x:
+               pc.seed += ix
+            if vary_seeds_y:
+               pc.seed += iy * xdim
+            if vary_seeds_z:
+               pc.seed += iz * xdim * ydim
+
             res = process_images(pc)
 
             # Sets subgrid infotexts