214 lines
5.9 KiB
Plaintext
214 lines
5.9 KiB
Plaintext
[gd_scene load_steps=6 format=2]
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[ext_resource path="res://addons/procedural_material/pm_editor.gd" type="Script" id=1]
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[ext_resource path="res://addons/procedural_material/graph_edit.gd" type="Script" id=2]
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[ext_resource path="res://addons/procedural_material/material.tscn" type="PackedScene" id=3]
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[sub_resource type="Shader" id=1]
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code = "shader_type canvas_item;
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float hash1(vec2 p) {
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float q = dot(p,vec2(127.1,311.7));
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return fract(sin(q)*43758.5453);
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}
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vec2 hash2(vec2 p) {
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vec2 q = vec2( dot(p,vec2(127.1,311.7)),
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dot(p,vec2(269.5,183.3)) );
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return fract(sin(q)*43758.5453);
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}
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vec3 hash3(vec2 p) {
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vec3 q = vec3( dot(p,vec2(127.1,311.7)),
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dot(p,vec2(269.5,183.3)),
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dot(p,vec2(419.2,371.9)) );
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return fract(sin(q)*43758.5453);
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}
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float sine(vec2 uv, float count, float sharpness) {
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return max(0.0, min(1.0, (0.5+sharpness*0.5*sin(count*3.1415928*2.0*uv.x))));
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}
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vec2 rotate(vec2 uv, float angle) {
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vec2 rv;
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rv.x = cos(angle)*uv.x + sin(angle)*uv.y;
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rv.y = -sin(angle)*uv.x + cos(angle)*uv.y;
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return rv;
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}
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float bricks(vec2 uv, vec2 count, float offset, float mortar, float bevel) {
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mortar /= max(count.x, count.y);
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bevel /= max(count.x, count.y);
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float fract_x = fract(uv.x*count.x+offset*step(0.5, fract(uv.y*count.y*0.5)));
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float slope_x = 1.0/(bevel*count.x);
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float off = 0.5*mortar/bevel;
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float f1 = fract_x*slope_x-off;
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float f2 = (1.0-fract_x)*slope_x-off;
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float fract_y = fract(uv.y*count.y);
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float slope_y = 1.0/(bevel*count.y);
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float f3 = fract_y*slope_y-off;
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float f4 = (1.0-fract_y)*slope_y-off;
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return min(min(f1, f2), min(f3, f4));
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}
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float colored_bricks(vec2 uv, vec2 count, float offset) {
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float x = floor(uv.x*count.x+offset*step(0.5, fract(uv.y*count.y*0.5)));
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float y = floor(uv.y*count.y);
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return fract(x/3.0+y/7.0);
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}
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float iqnoise(vec2 uv, float s, float u, float v) {
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uv *= s;
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vec2 p = floor(uv);
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vec2 f = fract(uv);
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float k = 1.0+63.0*pow(1.0-v,4.0);
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float va = 0.0;
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float wt = 0.0;
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for( int j=-2; j<=2; j++ )
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for( int i=-2; i<=2; i++ )
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{
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vec2 g = vec2( float(i),float(j) );
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vec3 o = hash3( p + g )*vec3(u,u,1.0);
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vec2 r = g - f + o.xy;
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float d = dot(r,r);
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float ww = pow( 1.0-smoothstep(0.0,1.414,sqrt(d)), k );
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va += o.z*ww;
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wt += ww;
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}
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return va/wt;
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}
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float perlin(vec2 uv, int iterations, float turbulence) {
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float f = 0.0;
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float c = 1.0;
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float s = 2.0;
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float m = 0.0;
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for(int i = 0; i < iterations; i++) {
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vec2 uv2 = float(s) * uv;
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vec2 uv2_floor = floor(uv2);
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vec2 uv2_fract = fract(uv2);
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f += c * ( (1.0 - uv2_fract.x) * ((1.0 - uv2_fract.y) * hash1(uv2_floor) + uv2_fract.y * hash1(uv2_floor+vec2(0.0, 1.0)))
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+ uv2_fract.x * ((1.0 - uv2_fract.y) * hash1(uv2_floor+vec2(1.0, 0.0)) + uv2_fract.y * hash1(uv2_floor+vec2(1.0, 1.0))));
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m += c;
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s *= 2.0;
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c *= turbulence;
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}
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return f/m;
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}
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float Sine_f(vec2 uv) { return sine(uv, 1, 1); }
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void fragment() {
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float Material_f = Sine_f(UV);
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COLOR = vec4(Material_f, Material_f, Material_f, 1.0);
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}
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"
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_sections_unfolded = [ "Resource" ]
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[sub_resource type="ShaderMaterial" id=2]
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render_priority = 0
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shader = SubResource( 1 )
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[node name="ProceduralMaterialEditor" type="MarginContainer" index="0"]
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anchor_left = 0.0
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anchor_top = 0.0
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anchor_right = 1.0
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anchor_bottom = 1.0
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rect_pivot_offset = Vector2( 0, 0 )
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rect_clip_content = false
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mouse_filter = 0
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mouse_default_cursor_shape = 0
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size_flags_horizontal = 1
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size_flags_vertical = 1
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custom_constants/margin_left = 0
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script = ExtResource( 1 )
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_sections_unfolded = [ "custom_constants" ]
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[node name="GraphEdit" type="GraphEdit" parent="." index="0"]
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anchor_left = 0.0
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anchor_top = 0.0
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anchor_right = 0.0
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anchor_bottom = 0.0
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margin_right = 1024.0
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margin_bottom = 600.0
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rect_pivot_offset = Vector2( 0, 0 )
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rect_clip_content = true
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focus_mode = 2
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mouse_filter = 0
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mouse_default_cursor_shape = 0
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size_flags_horizontal = 1
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size_flags_vertical = 1
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right_disconnects = false
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scroll_offset = Vector2( 0, 0 )
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snap_distance = 20
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use_snap = false
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zoom = 1.0
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script = ExtResource( 2 )
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_sections_unfolded = [ "Mouse" ]
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[node name="Material" parent="GraphEdit" index="0" instance=ExtResource( 3 )]
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margin_left = 0.0
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margin_top = 0.0
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margin_right = 84.0
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margin_bottom = 43.0
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_sections_unfolded = [ "Anchor", "Margin", "Mouse", "slot" ]
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[node name="PopupMenu" type="PopupMenu" parent="GraphEdit" index="1"]
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visible = false
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anchor_left = 0.0
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anchor_top = 0.0
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anchor_right = 0.0
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anchor_bottom = 0.0
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margin_left = 920.0
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margin_top = 548.0
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margin_right = 1024.0
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margin_bottom = 600.0
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rect_pivot_offset = Vector2( 0, 0 )
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rect_clip_content = false
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focus_mode = 2
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mouse_filter = 0
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mouse_default_cursor_shape = 0
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size_flags_horizontal = 1
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size_flags_vertical = 1
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popup_exclusive = false
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items = [ "Material", null, 0, false, false, 0, 0, null, "", false, "Sine", null, 0, false, false, 1, 0, null, "", false, "Boolean", null, 0, false, false, 2, 0, null, "", false, "Bricks", null, 0, false, false, 3, 0, null, "", false, "IQ Noise", null, 0, false, false, 4, 0, null, "", false, "Perlin noise", null, 0, false, false, 5, 0, null, "", false, "Transform", null, 0, false, false, 6, 0, null, "", false ]
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hide_on_state_item_selection = false
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_sections_unfolded = [ "Rect" ]
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[node name="Preview" type="ColorRect" parent="." index="1"]
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material = SubResource( 2 )
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anchor_left = 0.0
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anchor_top = 0.0
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anchor_right = 0.0
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anchor_bottom = 0.0
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margin_left = 768.0
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margin_right = 1024.0
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margin_bottom = 256.0
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rect_min_size = Vector2( 256, 256 )
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rect_pivot_offset = Vector2( 0, 0 )
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rect_clip_content = false
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mouse_filter = 2
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mouse_default_cursor_shape = 0
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size_flags_horizontal = 8
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size_flags_vertical = 0
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color = Color( 1, 1, 1, 1 )
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_sections_unfolded = [ "Material", "Mouse", "Rect" ]
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[connection signal="connection_request" from="GraphEdit" to="." method="_on_GraphEdit_connection_request"]
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[connection signal="popup_request" from="GraphEdit" to="." method="_on_GraphEdit_popup_request"]
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[connection signal="id_pressed" from="GraphEdit/PopupMenu" to="." method="_on_PopupMenu_id_pressed"]
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