[gd_scene load_steps=10 format=3 uid="uid://ddq3mxn1wtjlt"]

[ext_resource type="Texture2D" uid="uid://d2ypdefery1ea" path="res://gres/neiyuan_1.png" id="1"]
[ext_resource type="Texture2D" uid="uid://d3xv84ck4ggxi" path="res://gres/neiyuan.png" id="2"]
[ext_resource type="Shader" path="res://common/shader/round.gdshader" id="3"]
[ext_resource type="Script" path="res://common/color_select.gd" id="4"]
[ext_resource type="Texture2D" uid="uid://6x5dpnjvhu8x" path="res://icon.png" id="6"]
[ext_resource type="Texture2D" uid="uid://cb3smr3e8dkid" path="res://gres/icon.webp" id="7"]

[sub_resource type="ShaderMaterial" id="4"]
shader = ExtResource("3")
shader_parameter/size = Vector2(1, 1)
shader_parameter/round_all = 0.5
shader_parameter/left_top = 0.0
shader_parameter/right_top = 0.0
shader_parameter/left_bottom = 0.0
shader_parameter/right_botom = 0.0
shader_parameter/border_color = null
shader_parameter/Background_color = null
shader_parameter/Background_color_a = 0.0
shader_parameter/border_width = 0.0
shader_parameter/isColor = true
shader_parameter/isBackground_color = false

[sub_resource type="Shader" id="1"]
code = "shader_type canvas_item;
render_mode blend_mix,unshaded;
//float M_PI = 3.1415926535897932384626433832795;
//#define M_PI 3.1415926535897932384626433832795
//
//#define COMPARE_RYB_RGB_WHEELS 0

// ===============================================================================
// Ittan's Color Wheel remapping 
// based checked \"Paint Inspired Color Compositing\" - Nathan Gossett, Baoquan Chen
// https://bahamas10.github.io/ryb/assets/ryb.pdf

float cubicLerp(float A, float B, float t)
{
    t = t*t*(3.0-2.0*t);
    return A+(B-A)*t;
}

vec2 cubicLerpv2(vec2 A, vec2 B, float t)
{
    t = t*t*(3.0-2.0*t);
    return A+(B-A)*t;
}

vec4 cubicLerpv4(vec4 A, vec4 B, float t)
{
    t = t*t*(3.0-2.0*t);
    return A+(B-A)*t;
}

vec3 ryb2rgb(vec3 ryb)
{
    vec3 rgb;
    //red
    vec4 X = cubicLerpv4(vec4(1.0), vec4(0.163, 0.0f, 0.5, 0.2), ryb.z);
    vec2 Y = cubicLerpv2(X.xz, X.yw, ryb.y);
    rgb.r  = cubicLerp(Y.x, Y.y, ryb.x);
    //green
    X      = cubicLerpv4(vec4(1.0, 1.0, 0.0, 0.5), vec4(0.373, 0.66, 0.0, 0.094), ryb.z);
    Y      = cubicLerpv2(X.xz, X.yw, ryb.y);
    rgb.g  = cubicLerp(Y.x, Y.y, ryb.x);
    //blue
    X      = cubicLerpv4(vec4(1.0, 0.0, 0.0, 0.0), vec4(0.6, 0.2, 0.5, 0.0), ryb.z);
    Y      = cubicLerpv2(X.xz, X.yw, ryb.y);
    rgb.b  = cubicLerp(Y.x, Y.y, ryb.x);
    return rgb;
}
vec3 hsv2rgb(vec3 c)
{
    const vec4 K = vec4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0);
    vec3 p = abs(fract(c.xxx + K.xyz) * 6.0 - K.www);
    return c.z * mix(K.xxx, clamp(p - K.xxx, 0.0, 1.0), c.y);
}
vec4 SampleColorWheelRGB(vec2 uv,vec2 iResolution,float pi)
{
    const float sat = 0.9;
    const float rmin = 0.7;
    const float rmax = 1.0;    

    uv = uv*2.0 - 1.0;
    float l = length(uv);

	if (l >= rmin && l <= rmax)
	{
        float c = (rmax + rmin) * 0.5;
        float h = (rmax - rmin) * 0.5;
		l = 1.0 - abs((l - c) / h);
		l = clamp(l * iResolution.y * 0.0625, 0.0, 1.0);
		
        float theta = 3.0 + 3.0 * atan(uv.x, uv.y) / pi;	
        float hue = theta / 6.0 + 0.5;
    
        return vec4(hsv2rgb(vec3(hue, 1.0, 1.0)), l);
	}
    return vec4(0.0);
}
vec4 SampleColorWheelRYB(vec2 uv,vec2 iResolution,float pi)
{
    vec4 cw = SampleColorWheelRGB(uv,iResolution,pi);
    return vec4(ryb2rgb(cw.rgb), cw.a);
}

void fragment()
{
	vec2 iMouse =vec2(1.0,1.0);
    const vec3 panel = vec3(0.);
	vec2 iResolution = vec2(150.0,100.0);
    vec2 uv = UV.xy * vec2(0.665,1.0)+ vec2(.201,0.0);
    uv.x = (uv.x - 0.2)*iResolution.x/iResolution.y;
    
    float mouseU = iMouse.x / iResolution.x;
	
    vec4 ryb = SampleColorWheelRYB(uv,iResolution,3.14);
  
    vec4 rgb = SampleColorWheelRGB(uv,iResolution,3.14);
    vec4 col = mix(rgb, ryb, smoothstep(iMouse.x-1.0, iMouse.x+1.0, UV.x));
    COLOR = col;

}"

[sub_resource type="ShaderMaterial" id="2"]
shader = SubResource("1")

[node name="Control" type="Control"]
layout_mode = 3
anchors_preset = 15
anchor_right = 1.0
anchor_bottom = 1.0
grow_horizontal = 2
grow_vertical = 2
script = ExtResource("4")

[node name="CenterContainer" type="CenterContainer" parent="."]
layout_mode = 1
anchors_preset = -1
anchor_left = 0.609375
anchor_top = 0.305556
anchor_right = 1.0
anchor_bottom = 1.0
offset_right = -50.0
offset_bottom = -50.0
grow_horizontal = 0
grow_vertical = 0
size_flags_horizontal = 8
size_flags_vertical = 8
metadata/_edit_use_anchors_ = true

[node name="ColorRect" type="ColorRect" parent="CenterContainer"]
material = SubResource("4")
custom_minimum_size = Vector2(750, 750)
layout_mode = 2
mouse_filter = 2
color = Color(0, 0, 0, 0.501961)

[node name="waiweiContainer" type="CenterContainer" parent="CenterContainer"]
layout_mode = 2

[node name="ViewportContainer" type="SubViewportContainer" parent="CenterContainer/waiweiContainer"]
layout_mode = 2

[node name="waiweiViewport" type="SubViewport" parent="CenterContainer/waiweiContainer/ViewportContainer"]
transparent_bg = true
handle_input_locally = false
size = Vector2i(740, 740)
size_2d_override_stretch = true
render_target_update_mode = 4

[node name="TextureRect" type="TextureRect" parent="CenterContainer/waiweiContainer/ViewportContainer/waiweiViewport"]
material = SubResource("2")
anchors_preset = 8
anchor_left = 0.5
anchor_top = 0.5
anchor_right = 0.5
anchor_bottom = 0.5
offset_left = -370.0
offset_top = -370.0
offset_right = 370.0
offset_bottom = 370.0
grow_horizontal = 2
grow_vertical = 2
mouse_filter = 2
texture = ExtResource("6")
expand_mode = 1
flip_h = true
flip_v = true

[node name="neiquanContainer" type="SubViewportContainer" parent="CenterContainer/waiweiContainer"]
layout_mode = 2

[node name="neiquanViewport" type="SubViewport" parent="CenterContainer/waiweiContainer/neiquanContainer"]
transparent_bg = true
handle_input_locally = false
size = Vector2i(500, 500)
render_target_update_mode = 4

[node name="baseColor" type="TextureRect" parent="CenterContainer/waiweiContainer/neiquanContainer/neiquanViewport"]
custom_minimum_size = Vector2(500, 500)
anchors_preset = 8
anchor_left = 0.5
anchor_top = 0.5
anchor_right = 0.5
anchor_bottom = 0.5
offset_left = -250.0
offset_top = -250.0
offset_right = 250.0
offset_bottom = 250.0
grow_horizontal = 2
grow_vertical = 2
size_flags_horizontal = 6
size_flags_vertical = 6
mouse_filter = 2
texture = ExtResource("2")
expand_mode = 1

[node name="ColorRect2" type="TextureRect" parent="CenterContainer/waiweiContainer/neiquanContainer/neiquanViewport"]
custom_minimum_size = Vector2(500, 500)
anchors_preset = 8
anchor_left = 0.5
anchor_top = 0.5
anchor_right = 0.5
anchor_bottom = 0.5
offset_left = -250.0
offset_top = -250.0
offset_right = 250.0
offset_bottom = 250.0
grow_horizontal = 2
grow_vertical = 2
mouse_filter = 2
texture = ExtResource("1")
expand_mode = 1

[node name="waiwei_select" type="TextureRect" parent="."]
visible = false
layout_mode = 0
anchor_left = 0.5
anchor_top = 0.5
anchor_right = 0.5
anchor_bottom = 0.5
offset_left = 553.5
offset_top = 471.0
offset_right = 627.5
offset_bottom = 545.0
pivot_offset = Vector2(37, 37)
size_flags_horizontal = 0
size_flags_vertical = 0
mouse_filter = 2
texture = ExtResource("7")

[node name="neiquan_select" type="TextureRect" parent="."]
visible = false
layout_mode = 0
anchor_left = 0.5
anchor_top = 0.5
anchor_right = 0.5
anchor_bottom = 0.5
offset_left = 553.5
offset_top = 471.0
offset_right = 627.5
offset_bottom = 545.0
pivot_offset = Vector2(37, 37)
size_flags_horizontal = 0
size_flags_vertical = 0
mouse_filter = 2
texture = ExtResource("7")

[connection signal="on_click" from="." to="." method="_on_Control_on_click"]
[connection signal="gui_input" from="CenterContainer/waiweiContainer" to="." method="_on_waiwei_container_gui_input"]
[connection signal="gui_input" from="CenterContainer/waiweiContainer/neiquanContainer" to="." method="_on_neiquan_container_gui_input"]