New pattern node

Replaced the sin node with a pattern node similar to NeoTextureEdit's FunctionPattern

addons/procedural_material/graph_edit.gd

@@ -69,7 +69,8 @@ func send_changed_signal():
 func do_send_changed_signal():
 	emit_signal("graph_changed")
 
-func generate_shader(node, shader_type = 0):
+func generate_shader(node):
+	var shader_type = 0
 	var code
 	if shader_type == 1:
 		code = "shader_type spatial;\n\n"
@@ -119,6 +120,7 @@ func export_texture(node, filename, size = 256):
 		$SaveViewport.update_worlds()
 		$SaveViewport/Timer.start()
 		yield($SaveViewport/Timer, "timeout")
+		yield(get_tree(), "idle_frame")
 		var viewport_texture = $SaveViewport.get_texture()
 		var viewport_image = viewport_texture.get_data()
 		viewport_image.save_png("res://generated_image.png")
@@ -134,9 +136,13 @@ func precalculate_texture(node, size, object, method, args):
 	$SaveViewport.update_worlds()
 	$SaveViewport/Timer.start()
 	yield($SaveViewport/Timer, "timeout")
+	yield(get_tree(), "idle_frame")
 	var viewport_texture = $SaveViewport.get_texture()
 	var texture = ImageTexture.new()
 	texture.create_from_image(viewport_texture.get_data())
 	args.append(texture)
 	object.callv(method, args)
 
+func _on_ColorRect_draw():
+	print("drawn")
+	

addons/procedural_material/nodes/blend.tscn

@@ -53,7 +53,7 @@ slot/3/right_enabled = false
 slot/3/right_type = 0
 slot/3/right_color = Color( 0.5, 0.5, 1, 1 )
 script = ExtResource( 1 )
-_sections_unfolded = [ "Theme", "slot", "slot/1" ]
+_sections_unfolded = [ "Mouse", "Theme", "slot", "slot/1" ]
 
 [node name="blend_type" type="OptionButton" parent="." index="0"]
 

addons/procedural_material/nodes/bricks.tscn

@@ -35,7 +35,7 @@ slot/0/right_enabled = true
 slot/0/right_type = 0
 slot/0/right_color = Color( 0.5, 0.5, 1, 1 )
 script = ExtResource( 1 )
-_sections_unfolded = [ "Theme" ]
+_sections_unfolded = [ "Mouse", "Theme" ]
 
 [node name="GridContainer" type="GridContainer" parent="." index="0"]
 

addons/procedural_material/nodes/normal_map.tscn

@@ -38,7 +38,7 @@ slot/0/right_color = Color( 0.5, 0.5, 1, 1 )
 script = ExtResource( 1 )
 _sections_unfolded = [ "Theme" ]
 
-[node name="amount" type="LineEdit" parent="." index="0"]
+[node name="amount" type="SpinBox" parent="." index="0"]
 
 anchor_left = 0.0
 anchor_top = 0.0
@@ -50,18 +50,20 @@ margin_right = 107.0
 margin_bottom = 48.0
 rect_pivot_offset = Vector2( 0, 0 )
 rect_clip_content = false
-focus_mode = 2
 mouse_filter = 0
-mouse_default_cursor_shape = 1
+mouse_default_cursor_shape = 0
 size_flags_horizontal = 1
 size_flags_vertical = 1
-text = "0.5"
+min_value = 0.0
-focus_mode = 2
+max_value = 1.0
-context_menu_enabled = true
+step = 0.05
-placeholder_alpha = 0.6
+page = 0.0
-caret_blink = false
+value = 0.5
-caret_blink_speed = 0.65
+exp_edit = false
-caret_position = 0
+rounded = false
+editable = true
+prefix = ""
+suffix = ""
 _sections_unfolded = [ "Caret", "Placeholder" ]
 
 

addons/procedural_material/nodes/pattern.gd

@@ -0,0 +1,27 @@
+tool
+extends "res://addons/procedural_material/node_base.gd"
+
+var mix = 0;
+var x_wave = 0
+var x_scale = 4.0
+var y_wave = 0
+var y_scale = 4.0
+
+const WAVE_FCT = [ "wave_sin", "wave_saw", "wave_square" ]
+const MIX_FCT = [ "mix_multiply", "mix_add", "mix_max", "mix_min", "mix_xor", "mix_pow" ]
+
+func _ready():
+	set_slot(0, false, 0, Color(0.5, 0.5, 1), true, 0, Color(0.5, 0.5, 1))
+	initialize_properties([ $HBoxContainer0/mix, $HBoxContainer1/x_wave, $HBoxContainer1/x_scale, $HBoxContainer2/y_wave, $HBoxContainer2/y_scale ])
+
+func _get_shader_code(uv):
+	var rv = { defs="", code="" }
+	if generated_variants.empty():
+		rv.defs = "float %s_f(vec2 uv) { uv *= vec2(%.9f, %.9f); return %s(%s(uv.x), %s(uv.y)); }\n" % [ name, x_scale, y_scale, MIX_FCT[mix], WAVE_FCT[x_wave], WAVE_FCT[y_wave] ]
+	var variant_index = generated_variants.find(uv)
+	if variant_index == -1:
+		variant_index = generated_variants.size()
+		generated_variants.append(uv)
+		rv.code = "float %s_%d_f = %s_f(%s);\n" % [ name, variant_index, name, uv ]
+	rv.f = name+"_"+str(variant_index)+"_f"
+	return rv

addons/procedural_material/nodes/pattern.tscn

@@ -0,0 +1,309 @@
+[gd_scene load_steps=3 format=2]
+
+[ext_resource path="res://addons/procedural_material/nodes/pattern.gd" type="Script" id=1]
+
+[sub_resource type="Theme" id=1]
+
+
+[node name="Pattern" type="GraphNode" index="0"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_top = 1.0
+margin_right = 192.0
+margin_bottom = 79.0
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+mouse_filter = 1
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 1
+size_flags_vertical = 1
+theme = SubResource( 1 )
+title = "Sine"
+offset = Vector2( 0, 0 )
+show_close = true
+resizable = false
+selected = false
+comment = false
+overlay = 0
+slot/0/left_enabled = false
+slot/0/left_type = 0
+slot/0/left_color = Color( 0.5, 0.5, 1, 1 )
+slot/0/right_enabled = true
+slot/0/right_type = 0
+slot/0/right_color = Color( 0.5, 0.5, 1, 1 )
+slot/1/left_enabled = false
+slot/1/left_type = 0
+slot/1/left_color = Color( 1, 1, 1, 1 )
+slot/1/right_enabled = false
+slot/1/right_type = 0
+slot/1/right_color = Color( 1, 1, 1, 1 )
+slot/2/left_enabled = false
+slot/2/left_type = 0
+slot/2/left_color = Color( 1, 1, 1, 1 )
+slot/2/right_enabled = false
+slot/2/right_type = 0
+slot/2/right_color = Color( 1, 1, 1, 1 )
+script = ExtResource( 1 )
+_sections_unfolded = [ "Theme" ]
+
+[node name="HBoxContainer0" type="HBoxContainer" parent="." index="0"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_left = 16.0
+margin_top = 24.0
+margin_right = 177.0
+margin_bottom = 44.0
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+mouse_filter = 1
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 0
+size_flags_vertical = 1
+alignment = 0
+_sections_unfolded = [ "Size Flags" ]
+
+[node name="Label" type="Label" parent="HBoxContainer0" index="0"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_top = 3.0
+margin_right = 66.0
+margin_bottom = 17.0
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+mouse_filter = 2
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 3
+size_flags_vertical = 4
+text = "Combiner:"
+percent_visible = 1.0
+lines_skipped = 0
+max_lines_visible = -1
+
+[node name="mix" type="OptionButton" parent="HBoxContainer0" index="1"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_left = 70.0
+margin_right = 161.0
+margin_bottom = 20.0
+rect_min_size = Vector2( 82, 0 )
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+focus_mode = 2
+mouse_filter = 0
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 3
+size_flags_vertical = 1
+toggle_mode = false
+action_mode = 0
+enabled_focus_mode = 2
+shortcut = null
+group = null
+text = "Multiply"
+flat = false
+align = 0
+items = [ "Multiply", null, false, 0, null, "Add", null, false, 1, null, "Max", null, false, 2, null, "Min", null, false, -1, null, "Xor", null, false, -1, null, "Pow", null, false, -1, null ]
+selected = 0
+_sections_unfolded = [ "Rect", "Size Flags" ]
+
+[node name="HBoxContainer1" type="HBoxContainer" parent="." index="1"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_left = 16.0
+margin_top = 44.0
+margin_right = 192.0
+margin_bottom = 68.0
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+mouse_filter = 1
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 1
+size_flags_vertical = 1
+alignment = 0
+
+[node name="Label" type="Label" parent="HBoxContainer1" index="0"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_top = 5.0
+margin_right = 12.0
+margin_bottom = 19.0
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+mouse_filter = 2
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 3
+size_flags_vertical = 4
+text = "X:"
+percent_visible = 1.0
+lines_skipped = 0
+max_lines_visible = -1
+
+[node name="x_wave" type="OptionButton" parent="HBoxContainer1" index="1"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_left = 16.0
+margin_right = 98.0
+margin_bottom = 24.0
+rect_min_size = Vector2( 82, 0 )
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+focus_mode = 2
+mouse_filter = 0
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 3
+size_flags_vertical = 1
+toggle_mode = false
+action_mode = 0
+enabled_focus_mode = 2
+shortcut = null
+group = null
+text = "Sine"
+flat = false
+align = 0
+items = [ "Sine", null, false, 0, null, "Saw", null, false, 1, null, "Square", null, false, 2, null ]
+selected = 0
+_sections_unfolded = [ "Rect" ]
+
+[node name="x_scale" type="SpinBox" parent="HBoxContainer1" index="2"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_left = 102.0
+margin_right = 176.0
+margin_bottom = 24.0
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+mouse_filter = 0
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 8
+size_flags_vertical = 1
+min_value = 0.0
+max_value = 32.0
+step = 1.0
+page = 0.0
+value = 4.0
+exp_edit = false
+rounded = false
+editable = true
+prefix = ""
+suffix = ""
+_sections_unfolded = [ "Caret", "Placeholder", "Size Flags" ]
+
+[node name="HBoxContainer2" type="HBoxContainer" parent="." index="2"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_left = 16.0
+margin_top = 69.0
+margin_right = 192.0
+margin_bottom = 93.0
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+mouse_filter = 1
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 1
+size_flags_vertical = 1
+alignment = 0
+_sections_unfolded = [ "Rect", "Size Flags" ]
+
+[node name="Label" type="Label" parent="HBoxContainer2" index="0"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_top = 5.0
+margin_right = 12.0
+margin_bottom = 19.0
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+mouse_filter = 2
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 3
+size_flags_vertical = 4
+text = "Y:"
+percent_visible = 1.0
+lines_skipped = 0
+max_lines_visible = -1
+
+[node name="y_wave" type="OptionButton" parent="HBoxContainer2" index="1"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_left = 16.0
+margin_right = 98.0
+margin_bottom = 24.0
+rect_min_size = Vector2( 82, 0 )
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+focus_mode = 2
+mouse_filter = 0
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 3
+size_flags_vertical = 1
+toggle_mode = false
+action_mode = 0
+enabled_focus_mode = 2
+shortcut = null
+group = null
+text = "Sine"
+flat = false
+align = 0
+items = [ "Sine", null, false, 0, null, "Saw", null, false, 1, null, "Square", null, false, 2, null ]
+selected = 0
+_sections_unfolded = [ "Rect" ]
+
+[node name="y_scale" type="SpinBox" parent="HBoxContainer2" index="2"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_left = 102.0
+margin_right = 176.0
+margin_bottom = 24.0
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+mouse_filter = 0
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 8
+size_flags_vertical = 1
+min_value = 0.0
+max_value = 32.0
+step = 1.0
+page = 0.0
+value = 4.0
+exp_edit = false
+rounded = false
+editable = true
+prefix = ""
+suffix = ""
+_sections_unfolded = [ "Caret", "Placeholder", "Size Flags" ]
+
+

addons/procedural_material/nodes/sine.gd

@@ -1,21 +0,0 @@
-tool
-extends "res://addons/procedural_material/node_base.gd"
-
-var waves = 1.0
-var sharpness = 1.0
-
-func _ready():
-	set_slot(0, false, 0, Color(0.5, 0.5, 1), true, 0, Color(0.5, 0.5, 1))
-	initialize_properties([ $waves, $sharpness ])
-
-func _get_shader_code(uv):
-	var rv = { defs="", code="" }
-	if generated_variants.empty():
-		rv.defs = "float "+name+"_f(vec2 uv) { return sine(uv, "+str(waves)+", "+str(sharpness)+"); }\n"
-	var variant_index = generated_variants.find(uv)
-	if variant_index == -1:
-		variant_index = generated_variants.size()
-		generated_variants.append(uv)
-		rv.code = "float "+name+"_"+str(variant_index)+"_f = "+name+"_f("+uv+");\n"
-	rv.f = name+"_"+str(variant_index)+"_f"
-	return rv

addons/procedural_material/nodes/sine.tscn

@@ -1,98 +0,0 @@
-[gd_scene load_steps=3 format=2]
-
-[ext_resource path="res://addons/procedural_material/nodes/sine.gd" type="Script" id=1]
-
-[sub_resource type="Theme" id=1]
-
-
-[node name="Sine" type="GraphNode"]
-
-anchor_left = 0.0
-anchor_top = 0.0
-anchor_right = 0.0
-anchor_bottom = 0.0
-margin_top = 1.0
-margin_right = 90.0
-margin_bottom = 79.0
-rect_pivot_offset = Vector2( 0, 0 )
-rect_clip_content = false
-mouse_filter = 1
-mouse_default_cursor_shape = 0
-size_flags_horizontal = 1
-size_flags_vertical = 1
-theme = SubResource( 1 )
-title = "Sine"
-offset = Vector2( 0, 0 )
-show_close = true
-resizable = false
-selected = false
-comment = false
-overlay = 0
-slot/0/left_enabled = false
-slot/0/left_type = 0
-slot/0/left_color = Color( 0.5, 0.5, 1, 1 )
-slot/0/right_enabled = true
-slot/0/right_type = 0
-slot/0/right_color = Color( 0.5, 0.5, 1, 1 )
-slot/1/left_enabled = false
-slot/1/left_type = 0
-slot/1/left_color = Color( 1, 1, 1, 1 )
-slot/1/right_enabled = false
-slot/1/right_type = 0
-slot/1/right_color = Color( 1, 1, 1, 1 )
-script = ExtResource( 1 )
-_sections_unfolded = [ "Theme" ]
-
-[node name="waves" type="LineEdit" parent="." index="0"]
-
-anchor_left = 0.0
-anchor_top = 0.0
-anchor_right = 0.0
-anchor_bottom = 0.0
-margin_left = 16.0
-margin_top = 24.0
-margin_right = 74.0
-margin_bottom = 48.0
-rect_pivot_offset = Vector2( 0, 0 )
-rect_clip_content = false
-focus_mode = 2
-mouse_filter = 0
-mouse_default_cursor_shape = 1
-size_flags_horizontal = 1
-size_flags_vertical = 1
-text = "1"
-focus_mode = 2
-context_menu_enabled = true
-placeholder_alpha = 0.6
-caret_blink = false
-caret_blink_speed = 0.65
-caret_position = 0
-_sections_unfolded = [ "Caret", "Placeholder" ]
-
-[node name="sharpness" type="LineEdit" parent="." index="1"]
-
-anchor_left = 0.0
-anchor_top = 0.0
-anchor_right = 0.0
-anchor_bottom = 0.0
-margin_left = 16.0
-margin_top = 48.0
-margin_right = 74.0
-margin_bottom = 72.0
-rect_pivot_offset = Vector2( 0, 0 )
-rect_clip_content = false
-focus_mode = 2
-mouse_filter = 0
-mouse_default_cursor_shape = 1
-size_flags_horizontal = 1
-size_flags_vertical = 1
-text = "1"
-focus_mode = 2
-context_menu_enabled = true
-placeholder_alpha = 0.6
-caret_blink = false
-caret_blink_speed = 0.65
-caret_position = 0
-_sections_unfolded = [ "Caret", "Placeholder" ]
-
-

addons/procedural_material/pm_editor.gd

@@ -11,9 +11,10 @@ const MENU = [
 	{ command="load_texture", description="Load texture" },
 	{ command="save_texture", description="Save texture" },
 	{ command="export_texture", description="Export texture" },
+	{ },
 	{ submenu="generator", description="Generator" },
 	{ name="image", description="Image", in_submenu="generator" },
-	{ name="sine", description="Sine", in_submenu="generator" },
+	{ name="pattern", description="Pattern", in_submenu="generator" },
 	{ name="bricks", description="Bricks", in_submenu="generator" },
 	{ name="perlin", description="Perlin noise", in_submenu="generator" },
 	{ name="voronoi", description="Voronoi Noise", in_submenu="generator" },
@@ -49,8 +50,10 @@ func create_menu(in_submenu = null):
 			var submenu = create_menu(MENU[i].submenu)
 			menu.add_child(submenu)
 			menu.add_submenu_item(MENU[i].description, submenu.get_name())
-		else:
+		elif MENU[i].has("description"):
 			menu.add_item(MENU[i].description, i)
+		else:
+			menu.add_separator()
 	return menu
 
 func _on_GraphEdit_popup_request(position):

addons/procedural_material/pm_editor.tscn

@@ -176,19 +176,23 @@ vec4 voronoi(vec2 uv, vec2 size, float intensity, int seed) {
     return vec4(point0, best_distance0*length(size)*intensity, edge_distance);
 }
 
-vec4 voronoi_0_xyzw(vec2 uv) { return voronoi(uv, vec2(6.000000, 6.000000), 0.550000000, 1014); }
+float bricks_0_f(vec2 uv) { return bricks(uv, vec2(5, 1), 0.5, 0.05, 0.001); }
-vec3 colorize_2_gradient(float x) {
+float perlin_0_f(vec2 uv) { return perlin(uv, vec2(20.000000, 3.000000), 3, 0.500000000, 1161); }
-  if (x < 0.000000000) {
-    return vec3(0.195312500,0.195312500,0.195312500);
-  } else if (x < 1.000000000) {
-    return vec3(0.195312500,0.195312500,0.195312500)+x*vec3(-0.195312500,-0.195312500,-0.195312500);
-  }
-  return vec3(0.000000000,0.000000000,0.000000000);
-}
 void fragment() {
-vec4 voronoi_0_0_xyzw = voronoi_0_xyzw(UV);
+float bricks_0_0_f = bricks_0_f(UV+vec2(0.01, 0.0));
-vec3 colorize_2_0_rgb = colorize_2_gradient(voronoi_0_0_xyzw.z);
+float perlin_0_0_f = perlin_0_f(UV+vec2(0.01, 0.0));
-COLOR = vec4(colorize_2_0_rgb, 1.0);
+vec3 blend_0_0_rgb = blend_multiply(UV+vec2(0.01, 0.0), vec3(bricks_0_0_f), vec3(perlin_0_0_f), 1.000000000);
+float bricks_0_1_f = bricks_0_f(UV+vec2(-0.01, 0.0));
+float perlin_0_1_f = perlin_0_f(UV+vec2(-0.01, 0.0));
+vec3 blend_0_1_rgb = blend_multiply(UV+vec2(-0.01, 0.0), vec3(bricks_0_1_f), vec3(perlin_0_1_f), 1.000000000);
+float bricks_0_2_f = bricks_0_f(UV+vec2(0.0, 0.01));
+float perlin_0_2_f = perlin_0_f(UV+vec2(0.0, 0.01));
+vec3 blend_0_2_rgb = blend_multiply(UV+vec2(0.0, 0.01), vec3(bricks_0_2_f), vec3(perlin_0_2_f), 1.000000000);
+float bricks_0_3_f = bricks_0_f(UV+vec2(0.0, -0.01));
+float perlin_0_3_f = perlin_0_f(UV+vec2(0.0, -0.01));
+vec3 blend_0_3_rgb = blend_multiply(UV+vec2(0.0, -0.01), vec3(bricks_0_3_f), vec3(perlin_0_3_f), 1.000000000);
+vec3 normal_map_0_0_rgb = vec3(0.5, 0.5, 0.5) + 0.5*normalize(0.5*vec3(dot(blend_0_0_rgb, vec3(1.0))/3.0-dot(blend_0_1_rgb, vec3(1.0))/3.0, dot(blend_0_2_rgb, vec3(1.0))/3.0-dot(blend_0_3_rgb, vec3(1.0))/3.0, 0.0) + vec3(0.0, 0.0, 1.0));
+COLOR = vec4(normal_map_0_0_rgb, 1.0);
 }
 "
 
@@ -233,7 +237,7 @@ surfaces/0 = {
 }
 _sections_unfolded = [ "surface_1" ]
 
-[sub_resource type="SpatialMaterial" id=13]
+[sub_resource type="SpatialMaterial" id=5]
 
 render_priority = 0
 flags_transparent = false
@@ -257,8 +261,8 @@ params_billboard_mode = 0
 params_grow = false
 params_use_alpha_scissor = false
 albedo_color = Color( 1, 1, 1, 1 )
-metallic = 0.0
+metallic = 1.0
-metallic_specular = 0.0
+metallic_specular = 1.0
 metallic_texture_channel = 0
 roughness = 1.0
 roughness_texture_channel = 0
@@ -285,7 +289,7 @@ uv2_triplanar = false
 uv2_triplanar_sharpness = 1.0
 proximity_fade_enable = false
 distance_fade_enable = false
-_sections_unfolded = [ "Depth" ]
+_sections_unfolded = [ "Depth", "Metallic" ]
 
 [sub_resource type="ArrayMesh" id=6]
 
@@ -389,7 +393,7 @@ adjustment_contrast = 1.0
 adjustment_saturation = 1.0
 _sections_unfolded = [ "Background" ]
 
-[sub_resource type="Shader" id=14]
+[sub_resource type="Shader" id=9]
 
 code = "shader_type canvas_item;
 
@@ -399,10 +403,10 @@ void fragment() {
 "
 _sections_unfolded = [ "Resource" ]
 
-[sub_resource type="ShaderMaterial" id=15]
+[sub_resource type="ShaderMaterial" id=10]
 
 render_priority = 0
-shader = SubResource( 14 )
+shader = SubResource( 9 )
 
 [sub_resource type="Animation" id=11]
 
@@ -488,12 +492,14 @@ tracks/2/keys = {
 "values": [ 3 ]
 }
 
-[node name="ProceduralMaterialEditor" type="MarginContainer" index="0"]
+[node name="ProceduralMaterialEditor" type="MarginContainer"]
 
 anchor_left = 0.0
 anchor_top = 0.0
 anchor_right = 1.0
 anchor_bottom = 1.0
+margin_bottom = -2.0
+rect_min_size = Vector2( 500, 300 )
 rect_pivot_offset = Vector2( 0, 0 )
 rect_clip_content = false
 mouse_filter = 0
@@ -502,15 +508,17 @@ size_flags_horizontal = 1
 size_flags_vertical = 1
 custom_constants/margin_left = 0
 script = ExtResource( 1 )
+_sections_unfolded = [ "Rect" ]
 
 [node name="GraphEdit" type="GraphEdit" parent="." index="0"]
 
+self_modulate = Color( 1, 1, 1, 0 )
 anchor_left = 0.0
 anchor_top = 0.0
 anchor_right = 0.0
 anchor_bottom = 0.0
 margin_right = 1024.0
-margin_bottom = 600.0
+margin_bottom = 598.0
 rect_pivot_offset = Vector2( 0, 0 )
 rect_clip_content = true
 focus_mode = 2
@@ -524,7 +532,7 @@ snap_distance = 20
 use_snap = false
 zoom = 1.0
 script = ExtResource( 2 )
-_sections_unfolded = [ "Mouse" ]
+_sections_unfolded = [ "Material", "Mouse", "Visibility" ]
 
 [node name="Material" parent="GraphEdit" index="0" instance=ExtResource( 3 )]
 
@@ -535,7 +543,7 @@ _sections_unfolded = [ "Anchor", "Margin", "Mouse", "Theme", "slot", "slot/2", "
 [node name="Timer" type="Timer" parent="GraphEdit" index="1"]
 
 process_mode = 1
-wait_time = 0.25
+wait_time = 0.1
 one_shot = true
 autostart = false
 
@@ -587,37 +595,18 @@ _sections_unfolded = [ "Material", "Rect" ]
 [node name="Timer" type="Timer" parent="GraphEdit/SaveViewport" index="1"]
 
 process_mode = 1
-wait_time = 0.5
+wait_time = 0.1
 one_shot = true
 autostart = false
 
-[node name="TexturePreview" type="ColorRect" parent="." index="1"]
+[node name="Preview" type="Container" parent="." index="1"]
-
-visible = false
-anchor_left = 0.0
-anchor_top = 0.0
-anchor_right = 0.0
-anchor_bottom = 0.0
-margin_right = 1024.0
-margin_bottom = 600.0
-rect_min_size = Vector2( 256, 256 )
-rect_pivot_offset = Vector2( 0, 0 )
-rect_clip_content = false
-mouse_filter = 0
-mouse_default_cursor_shape = 0
-size_flags_horizontal = 1
-size_flags_vertical = 1
-color = Color( 1, 1, 1, 1 )
-_sections_unfolded = [ "Material", "Mouse", "Rect" ]
-
-[node name="Preview" type="Container" parent="." index="2"]
 
 anchor_left = 0.0
 anchor_top = 0.0
 anchor_right = 0.0
 anchor_bottom = 0.0
 margin_right = 1024.0
-margin_bottom = 600.0
+margin_bottom = 598.0
 rect_pivot_offset = Vector2( 0, 0 )
 rect_clip_content = false
 mouse_filter = 2
@@ -688,7 +677,7 @@ _sections_unfolded = [ "GUI", "Render Target" ]
 
 [node name="Objects" type="Spatial" parent="Preview/Preview/MaterialPreview" index="0"]
 
-transform = Transform( -0.978985, 0, -0.20392, 0, 1, 0, 0.20392, 0, -0.978985, 0, 0, 0 )
+transform = Transform( -0.139228, 0, 0.990259, 0, 1, 0, -0.990259, 0, -0.139228, 0, 0, 0 )
 _sections_unfolded = [ "Transform" ]
 
 [node name="Cube" type="MeshInstance" parent="Preview/Preview/MaterialPreview/Objects" index="0"]
@@ -704,7 +693,7 @@ lod_max_distance = 0.0
 lod_max_hysteresis = 0.0
 mesh = SubResource( 4 )
 skeleton = NodePath("..")
-material/0 = SubResource( 13 )
+material/0 = SubResource( 5 )
 _sections_unfolded = [ "Geometry", "Transform", "material" ]
 
 [node name="Cylinder" type="MeshInstance" parent="Preview/Preview/MaterialPreview/Objects" index="1"]
@@ -721,7 +710,7 @@ lod_max_distance = 0.0
 lod_max_hysteresis = 0.0
 mesh = SubResource( 6 )
 skeleton = NodePath("..")
-material/0 = SubResource( 13 )
+material/0 = SubResource( 5 )
 _sections_unfolded = [ "Geometry", "Transform", "material" ]
 
 [node name="OmniLight" type="OmniLight" parent="Preview/Preview/MaterialPreview" index="1"]
@@ -826,7 +815,7 @@ selected = 3
 
 [node name="SelectedPreview" type="ColorRect" parent="Preview/Preview" index="4"]
 
-material = SubResource( 15 )
+material = SubResource( 10 )
 anchor_left = 0.0
 anchor_top = 0.0
 anchor_right = 0.0

addons/procedural_material/shader_header.txt

@@ -13,6 +13,47 @@ vec3 rand3(vec2 x) {
                           dot(x, vec2(13.254, 5.867)))) * 43758.5453);
 }
 
+float wave_sin(float x) {
+	return 0.5-0.5*cos(3.1415928*2.0*x);
+}
+
+float wave_saw(float x) {
+	x = fract(x);
+	return min(2.0*x, 2.0-2.0*x);
+}
+
+float wave_square(float x) {
+	return (fract(x) < 0.5) ? 0.0 : 1.0;
+}
+
+float mix_multiply(float x, float y) {
+	return x*y;
+}
+
+float mix_add(float x, float y) {
+	return min(x+y, 1.0);
+}
+
+float mix_max(float x, float y) {
+	return max(x, y);
+}
+
+float mix_min(float x, float y) {
+	return min(x, y);
+}
+
+float mix_min(float x, float y) {
+	return min(x, y);
+}
+
+float mix_xor(float x, float y) {
+	return min(x+y, 2.0-x-y);
+}
+
+float mix_pow(float x, float y) {
+	return pow(x, y);
+}
+
 vec3 blend_normal(vec2 uv, vec3 c1, vec3 c2, float opacity) {
 	return opacity*c1 + (1.0-opacity)*c2;
 }
@@ -77,10 +118,6 @@ vec3 blend_darken(vec2 uv, vec3 c1, vec3 c2, float opacity) {
 	return opacity*min(c1, c2) + (1.0-opacity)*c2;
 }
 
-float sine(vec2 uv, float count, float sharpness) {
-	return clamp(0.5+sharpness*0.5*sin(count*3.1415928*2.0*uv.x), 0.0, 1.0);
-}
-
 vec2 transform(vec2 uv, float rotate, float scale) {
 	vec2 rv;
 	uv -= vec2(0.5);

examples/bricks.ptex

@@ -1 +1 @@
-{"connections":[{"from":"Bricks","from_port":0,"to":"Warp","to_port":0},{"from":"Perlin","from_port":0,"to":"Warp","to_port":1},{"from":"Perlin2","from_port":0,"to":"colorize_0","to_port":0},{"from":"Perlin2","from_port":0,"to":"colorize_1","to_port":0},{"from":"Warp","from_port":0,"to":"colorize_2","to_port":0},{"from":"colorize_2","from_port":0,"to":"blend_0","to_port":2},{"from":"colorize_1","from_port":0,"to":"blend_0","to_port":0},{"from":"colorize_0","from_port":0,"to":"blend_0","to_port":1},{"from":"Warp","from_port":0,"to":"normal_map_0","to_port":0},{"from":"normal_map_0","from_port":0,"to":"Material","to_port":1},{"from":"Warp","from_port":0,"to":"colorize_3","to_port":0},{"from":"blend_0","from_port":0,"to":"Material","to_port":0},{"from":"colorize_3","from_port":0,"to":"Material","to_port":2}],"nodes":[{"iterations":7,"name":"Perlin2","node_position":{"x":258,"y":-32},"persistence":0.5,"scale_x":8,"scale_y":8,"type":"perlin"},{"bevel":0.2,"columns":3,"mortar":0.05,"name":"Bricks","node_position":{"x":260,"y":132},"row_offset":0.5,"rows":6,"type":"bricks"},{"iterations":6,"name":"Perlin","node_position":{"x":255,"y":322},"persistence":0.5,"scale_x":4,"scale_y":4,"type":"perlin"},{"amount":0.1,"name":"Warp","node_position":{"x":504,"y":199.75},"type":"warp"},{"gradient":[{"b":0,"g":0,"pos":0,"r":0},{"b":1,"g":1,"pos":0.072727,"r":1}],"name":"colorize_2","node_position":{"x":639.943665,"y":152},"type":"colorize"},{"gradient":[{"b":0,"g":0,"pos":0,"r":0},{"b":1,"g":1,"pos":1,"r":1}],"name":"colorize_0","node_position":{"x":560.943665,"y":50},"type":"colorize"},{"gradient":[{"b":0.002889,"g":0.102424,"pos":0,"r":0.184896},{"b":0,"g":0.19869,"pos":0.327273,"r":0.669271},{"b":0.019368,"g":0.060224,"pos":0.663636,"r":0.309896},{"b":0,"g":0.180135,"pos":1,"r":0.606771}],"name":"colorize_1","node_position":{"x":562.943665,"y":-65},"type":"colorize"},{"amount":0.5,"blend_type":0,"name":"blend_0","node_position":{"x":820.943726,"y":-33},"type":"blend"},{"name":"Material","node_position":{"x":1024,"y":204},"type":"material"},{"gradient":[{"b":0.273438,"g":0.273438,"pos":0,"r":0.273438},{"b":0,"g":0,"pos":1,"r":0}],"name":"colorize_3","node_position":{"x":688,"y":355},"type":"colorize"},{"amount":0.5,"name":"normal_map_0","node_position":{"x":721,"y":244},"type":"normal_map"}]}
+{"connections":[{"from":"Bricks","from_port":0,"to":"Warp","to_port":0},{"from":"Perlin","from_port":0,"to":"Warp","to_port":1},{"from":"Perlin2","from_port":0,"to":"colorize_0","to_port":0},{"from":"Perlin2","from_port":0,"to":"colorize_1","to_port":0},{"from":"Warp","from_port":0,"to":"colorize_2","to_port":0},{"from":"colorize_2","from_port":0,"to":"blend_0","to_port":2},{"from":"colorize_1","from_port":0,"to":"blend_0","to_port":0},{"from":"colorize_0","from_port":0,"to":"blend_0","to_port":1},{"from":"Warp","from_port":0,"to":"colorize_3","to_port":0},{"from":"blend_0","from_port":0,"to":"Material","to_port":0},{"from":"Warp","from_port":0,"to":"normal_map_0","to_port":0},{"from":"normal_map_0","from_port":0,"to":"Material","to_port":4},{"from":"colorize_3","from_port":0,"to":"Material","to_port":5},{"from":"colorize_2","from_port":0,"to":"colorize_4","to_port":0},{"from":"colorize_4","from_port":0,"to":"Material","to_port":2},{"from":"colorize_2","from_port":0,"to":"colorize_5","to_port":0},{"from":"colorize_5","from_port":0,"to":"Material","to_port":1}],"nodes":[{"bevel":0.2,"columns":3,"mortar":0.05,"name":"Bricks","node_position":{"x":260,"y":132},"row_offset":0.5,"rows":6,"type":"bricks"},{"iterations":6,"name":"Perlin","node_position":{"x":255,"y":322},"persistence":0.5,"scale_x":4,"scale_y":4,"type":"perlin"},{"amount":0.1,"name":"Warp","node_position":{"x":504,"y":199.75},"type":"warp"},{"gradient":[{"b":0,"g":0,"pos":0,"r":0},{"b":1,"g":1,"pos":1,"r":1}],"name":"colorize_0","node_position":{"x":560.943665,"y":50},"type":"colorize"},{"gradient":[{"b":0.002889,"g":0.102424,"pos":0,"r":0.184896},{"b":0,"g":0.19869,"pos":0.327273,"r":0.669271},{"b":0.019368,"g":0.060224,"pos":0.654545,"r":0.309896},{"b":0,"g":0.180135,"pos":1,"r":0.606771}],"name":"colorize_1","node_position":{"x":562.943665,"y":-65},"type":"colorize"},{"amount":0.5,"blend_type":0,"name":"blend_0","node_position":{"x":820.943726,"y":-33},"type":"blend"},{"name":"Material","node_position":{"x":1024,"y":204},"type":"material"},{"iterations":7,"name":"Perlin2","node_position":{"x":253,"y":-28},"persistence":0.5,"scale_x":8,"scale_y":8,"type":"perlin"},{"gradient":[{"b":0.273438,"g":0.273438,"pos":0,"r":0.273438},{"b":0,"g":0,"pos":1,"r":0}],"name":"colorize_3","node_position":{"x":631,"y":363},"type":"colorize"},{"amount":0.5,"name":"normal_map_0","node_position":{"x":691,"y":295},"type":"normal_map"},{"gradient":[{"b":0,"g":0,"pos":0,"r":0},{"b":1,"g":1,"pos":0.063636,"r":1}],"name":"colorize_2","node_position":{"x":633.943665,"y":146},"type":"colorize"},{"gradient":[{"b":0,"g":0,"pos":0,"r":0},{"b":0,"g":0,"pos":1,"r":0}],"name":"colorize_5","node_position":{"x":837,"y":157},"type":"colorize"},{"gradient":[{"b":1,"g":1,"pos":0,"r":1},{"b":0.672727,"g":0.672727,"pos":1,"r":0.672727}],"name":"colorize_4","node_position":{"x":719,"y":224},"type":"colorize"}]}

examples/lava.ptex

@@ -1 +1 @@
-{"connections":[{"from":"perlin_0","from_port":0,"to":"blend_0","to_port":0},{"from":"blend_0","from_port":0,"to":"colorize_0","to_port":0},{"from":"colorize_0","from_port":0,"to":"Material","to_port":0},{"from":"perlin_0","from_port":0,"to":"warp_0","to_port":1},{"from":"voronoi_0","from_port":0,"to":"warp_0","to_port":0},{"from":"warp_0","from_port":0,"to":"blend_0","to_port":1},{"from":"warp_0","from_port":0,"to":"colorize_1","to_port":0},{"from":"warp_0","from_port":0,"to":"Material","to_port":1},{"from":"warp_0","from_port":0,"to":"colorize_2","to_port":0},{"from":"colorize_2","from_port":0,"to":"Material","to_port":2},{"from":"warp_0","from_port":0,"to":"normal_map_0","to_port":0},{"from":"normal_map_0","from_port":0,"to":"Material","to_port":4},{"from":"colorize_1","from_port":0,"to":"Material","to_port":3}],"nodes":[{"name":"Material","node_position":{"x":956,"y":271},"type":"material"},{"iterations":8,"name":"perlin_0","node_position":{"x":-63,"y":-34},"persistence":0.75,"scale_x":4,"scale_y":4,"type":"perlin"},{"intensity":0.55,"name":"voronoi_0","node_position":{"x":-2,"y":204},"scale_x":6,"scale_y":6,"type":"voronoi"},{"amount":0.3,"name":"warp_0","node_position":{"x":242,"y":23},"type":"warp"},{"gradient":[{"b":0.032597,"g":0.032597,"pos":0.072727,"r":0.032597},{"b":0.111979,"g":0.111979,"pos":0.3,"r":0.111979},{"b":0.029781,"g":0.029781,"pos":0.518182,"r":0.029781},{"b":0.069093,"g":0.069093,"pos":0.818182,"r":0.069093},{"b":0,"g":0,"pos":1,"r":0}],"name":"colorize_0","node_position":{"x":666,"y":27},"type":"colorize"},{"gradient":[{"b":1,"g":1,"pos":0.290909,"r":1},{"b":0,"g":0,"pos":0.8,"r":0}],"name":"colorize_2","node_position":{"x":535,"y":123.5},"type":"colorize"},{"gradient":[{"b":0,"g":0.765625,"pos":0,"r":1},{"b":0,"g":0,"pos":0.181818,"r":1},{"b":0,"g":0,"pos":0.245455,"r":0}],"name":"colorize_1","node_position":{"x":479,"y":215},"type":"colorize"},{"amount":0.9,"name":"normal_map_0","node_position":{"x":501,"y":314.5},"type":"normal_map"},{"amount":0.45,"blend_type":1,"name":"blend_0","node_position":{"x":433,"y":-87},"type":"blend"}]}
+{"connections":[{"from":"perlin_0","from_port":0,"to":"blend_0","to_port":0},{"from":"blend_0","from_port":0,"to":"colorize_0","to_port":0},{"from":"colorize_0","from_port":0,"to":"Material","to_port":0},{"from":"perlin_0","from_port":0,"to":"warp_0","to_port":1},{"from":"voronoi_0","from_port":0,"to":"warp_0","to_port":0},{"from":"warp_0","from_port":0,"to":"blend_0","to_port":1},{"from":"warp_0","from_port":0,"to":"colorize_1","to_port":0},{"from":"warp_0","from_port":0,"to":"colorize_2","to_port":0},{"from":"colorize_2","from_port":0,"to":"Material","to_port":2},{"from":"warp_0","from_port":0,"to":"normal_map_0","to_port":0},{"from":"normal_map_0","from_port":0,"to":"Material","to_port":4},{"from":"colorize_1","from_port":0,"to":"Material","to_port":3},{"from":"colorize_2","from_port":0,"to":"Material","to_port":1},{"from":"colorize_3","from_port":0,"to":"Material","to_port":5},{"from":"warp_0","from_port":0,"to":"colorize_3","to_port":0}],"nodes":[{"name":"Material","node_position":{"x":956,"y":271},"type":"material"},{"iterations":8,"name":"perlin_0","node_position":{"x":-63,"y":-34},"persistence":0.75,"scale_x":4,"scale_y":4,"type":"perlin"},{"intensity":0.55,"name":"voronoi_0","node_position":{"x":-2,"y":204},"scale_x":6,"scale_y":6,"type":"voronoi"},{"gradient":[{"b":0.032597,"g":0.032597,"pos":0.063636,"r":0.032597},{"b":0.111979,"g":0.111979,"pos":0.3,"r":0.111979},{"b":0.029781,"g":0.029781,"pos":0.518182,"r":0.029781},{"b":0.069093,"g":0.069093,"pos":0.818182,"r":0.069093},{"b":0,"g":0,"pos":1,"r":0}],"name":"colorize_0","node_position":{"x":666,"y":27},"type":"colorize"},{"gradient":[{"b":0,"g":0.765625,"pos":0,"r":1},{"b":0,"g":0,"pos":0.172727,"r":1},{"b":0,"g":0,"pos":0.245455,"r":0}],"name":"colorize_1","node_position":{"x":479,"y":215},"type":"colorize"},{"amount":0.9,"name":"normal_map_0","node_position":{"x":501,"y":314.5},"type":"normal_map"},{"amount":0.45,"blend_type":1,"name":"blend_0","node_position":{"x":433,"y":-87},"type":"blend"},{"gradient":[{"b":1,"g":1,"pos":0.281818,"r":1},{"b":0,"g":0,"pos":0.8,"r":0}],"name":"colorize_2","node_position":{"x":498,"y":130.5},"type":"colorize"},{"amount":0.3,"name":"warp_0","node_position":{"x":242,"y":23},"type":"warp"},{"gradient":[{"b":0.345455,"g":0.345455,"pos":0,"r":0.345455},{"b":0,"g":0,"pos":1,"r":0}],"name":"colorize_3","node_position":{"x":419,"y":415.25},"type":"colorize"}]}

examples/rusted_metal.ptex

@@ -0,0 +1 @@
+{"connections":[{"from":"perlin_0","from_port":0,"to":"colorize_0","to_port":0},{"from":"perlin_1","from_port":0,"to":"colorize_1","to_port":0},{"from":"colorize_2","from_port":0,"to":"blend_0","to_port":0},{"from":"colorize_1","from_port":0,"to":"blend_0","to_port":1},{"from":"perlin_2","from_port":0,"to":"colorize_3","to_port":0},{"from":"colorize_3","from_port":0,"to":"blend_0","to_port":2},{"from":"colorize_0","from_port":0,"to":"blend_1","to_port":1},{"from":"blend_0","from_port":0,"to":"Material","to_port":0},{"from":"perlin_1","from_port":0,"to":"colorize_2","to_port":0},{"from":"colorize_3","from_port":0,"to":"Material","to_port":1},{"from":"blend_1","from_port":0,"to":"Material","to_port":2},{"from":"colorize_4","from_port":0,"to":"blend_1","to_port":0},{"from":"colorize_3","from_port":0,"to":"colorize_4","to_port":0}],"nodes":[{"iterations":8,"name":"perlin_0","node_position":{"x":86,"y":301},"persistence":0.7,"scale_x":4,"scale_y":4,"type":"perlin"},{"iterations":8,"name":"perlin_1","node_position":{"x":86,"y":147},"persistence":0.8,"scale_x":4,"scale_y":4,"type":"perlin"},{"iterations":8,"name":"perlin_2","node_position":{"x":89,"y":-6},"persistence":0.9,"scale_x":4,"scale_y":4,"type":"perlin"},{"name":"Material","node_position":{"x":947,"y":183},"type":"material"},{"gradient":[{"b":0.335938,"g":0.335938,"pos":0,"r":0.335938},{"b":0.695313,"g":0.695313,"pos":1,"r":0.695313}],"name":"colorize_2","node_position":{"x":365,"y":-41},"type":"colorize"},{"gradient":[{"b":0.354545,"g":0.354545,"pos":0,"r":0.354545},{"b":0.745455,"g":0.745455,"pos":1,"r":0.745455}],"name":"colorize_0","node_position":{"x":363,"y":337},"type":"colorize"},{"amount":0.5,"blend_type":4,"name":"blend_1","node_position":{"x":660,"y":290},"type":"blend"},{"gradient":[{"b":0,"g":0,"pos":0.445455,"r":0},{"b":1,"g":1,"pos":0.463636,"r":1}],"name":"colorize_3","node_position":{"x":371,"y":47},"type":"colorize"},{"gradient":[{"b":0,"g":0.091146,"pos":0,"r":0.208333},{"b":0,"g":0.1875,"pos":1,"r":1}],"name":"colorize_1","node_position":{"x":371,"y":214},"type":"colorize"},{"gradient":[{"b":1,"g":1,"pos":0,"r":1},{"b":0,"g":0,"pos":1,"r":0}],"name":"colorize_4","node_position":{"x":480,"y":141},"type":"colorize"},{"amount":0.5,"blend_type":0,"name":"blend_0","node_position":{"x":669,"y":-19},"type":"blend"}]}

examples/wood_with_blood.ptex

@@ -1 +1 @@
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export_presets.cfg

@@ -0,0 +1,27 @@
+[preset.0]
+
+name="Windows Desktop"
+platform="Windows Desktop"
+runnable=false
+custom_features=""
+export_filter="all_resources"
+include_filter=""
+exclude_filter=""
+patch_list=PoolStringArray(  )
+
+[preset.0.options]
+
+texture_format/s3tc=true
+texture_format/etc=false
+texture_format/etc2=false
+binary_format/64_bits=true
+custom_template/release=""
+custom_template/debug=""
+application/icon=""
+application/file_version=""
+application/product_version=""
+application/company_name=""
+application/product_name=""
+application/file_description=""
+application/copyright=""
+application/trademarks=""