Fractal Boxes

addons/compute_shader_studio/compute_shader_studio_2d.gd

@@ -333,3 +333,11 @@ func screen_to_data0(pos : Vector2):
 		return pos;
 	else:
 		return Vector2(0,0)
+
+
+func _on_button_pressed() -> void:
+	$ComputeShaderStudio2D2.pause = !$ComputeShaderStudio2D2.pause
+	if $ComputeShaderStudio2D2.pause:
+		$Button.text = "Play"
+	else:
+		$Button.text = "Pause" # Replace with function body.

addons/compute_shader_studio/compute_shader_studio_2d.gd.uid

@@ -0,0 +1 @@
+uid://ymdghjh2i2lw

addons/compute_shader_studio/compute_shader_studio_plugin.gd.uid

@@ -0,0 +1 @@
+uid://bnu0bag13mvgw

examples/LabelStepPass.gd.uid

@@ -0,0 +1 @@
+uid://dxa1wiefqey1t

examples/boxes/fichier.cpp

@@ -0,0 +1,103 @@
+// Adapte de https://www.shadertoy.com/view/wc2XRh
+// Version optimisee pour la bibliotheque Compute Shader Studio dans Godot.
+#define POINTCOUNT 8
+#define PI 3.14159
+#define iResolution vec2(float(WSX), float(WSY))
+#define inBox(low, high, point) (low.x <= point.x && low.y <= point.y && high.x > point.x && high.y > point.y)
+#define toUv(point) (2.0 * (point - 0.5 * iResolution) / iResolution.y)
+
+void main()
+{
+    // Recuperer les coordonnees du pixel
+    uint x = gl_GlobalInvocationID.x;
+    uint y = gl_GlobalInvocationID.y;
+    // Calculer l'indice lineaire dans data_0
+    uint p = x + y * WSX;
+
+    // Convertir les coordonnees du pixel en coordonnees uv
+    vec2 fragCoord = vec2(x, y);
+    vec2 uv = toUv(fragCoord);
+    // Determiner les bornes inferieure et superieure de la cellule
+    vec2 low = floor(uv);
+    vec2 high = ceil(uv);
+    // Restriction de uv dans la cellule
+    uv = mod(uv, vec2(1.0));
+
+    // Calculer le temps a partir de la variable step
+    float t = float(step) * 0.005;
+
+    // Creer un tableau de POINTCOUNT points
+    vec2 points[POINTCOUNT];
+    for (int i = 0; i < POINTCOUNT; i++)
+    {
+        float fi = float(i);
+        points[i] = vec2(
+            (1.75 - 0.125 * fi) * cos(1.333 * t - (1.0 - 0.2 * t) * fi / PI),
+            (1.0 - 0.1 * fi) * sin((fi + 1.0) * t + PI * 0.5)
+        );
+    }
+
+    // Boucle de subdivision pour determiner le niveau de subdivision
+    int iters = 0;
+    while (iters < 8)
+    {
+        iters++;
+        bool sub = false;
+        // Verifier si un point se trouve dans la cellule
+        for (int i = 0; i < POINTCOUNT; i++)
+        {
+            if (inBox(low, high, points[i]))
+            {
+                sub = true;
+                break;
+            }
+        }
+        if (sub)
+        {
+            // Calculer le centre de la cellule
+            vec2 center = (high + low) * 0.5;
+            // Subdivision horizontale
+            if (uv.x > 0.5)
+            {
+                low.x = center.x;
+                uv.x = uv.x * 2.0 - 1.0;
+            }
+            else
+            {
+                high.x = center.x;
+                uv.x *= 2.0;
+            }
+            // Subdivision verticale
+            if (uv.y > 0.5)
+            {
+                low.y = center.y;
+                uv.y = uv.y * 2.0 - 1.0;
+            }
+            else
+            {
+                high.y = center.y;
+                uv.y *= 2.0;
+            }
+        }
+        else
+        {
+            break;
+        }
+    }
+
+    // Calculer une mesure "m" de la distance par rapport au centre de la cellule
+    float m = max(abs(uv.x - 0.5), abs(uv.y - 0.5)) * 2.0;
+    // "s" est une valeur lisse en fonction du nombre d'iterations
+    float s = smoothstep(1.0 - 0.01 * pow(2.0, float(iters)), 1.0, m);
+    // Creer une couleur en niveaux de gris
+    vec3 col = vec3(s);
+
+    // Conversion de la couleur en valeurs entieres (0 a 255)
+    int a = 255;
+    int r = int(clamp(col.r, 0.0, 1.0) * 255.0);
+    int g = int(clamp(col.g, 0.0, 1.0) * 255.0);
+    int b = int(clamp(col.b, 0.0, 1.0) * 255.0);
+
+    // Stocker la couleur dans data_0 en format ARGB
+    data_0[p] = (a << 24) | (r << 16) | (g << 8) | b;
+}

examples/boxes/fichier.gd

@@ -0,0 +1,19 @@
+extends Node2D
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	pass
+
+
+func _on_button_pressed() -> void:
+	$ComputeShaderStudio2D2.pause = !$ComputeShaderStudio2D2.pause
+	if $ComputeShaderStudio2D2.pause:
+		$Button.text = "Play"
+	else:
+		$Button.text = "Pause" # Replace with function body.

examples/boxes/fichier.gd.uid

@@ -0,0 +1 @@
+uid://2wy07yux7xmu

examples/boxes/fichier.tscn

@@ -0,0 +1,43 @@
+[gd_scene load_steps=6 format=3 uid="uid://cets11mlsd8hb"]
+
+[ext_resource type="Script" path="res://addons/compute_shader_studio/compute_shader_studio_2d.gd" id="1_cogap"]
+[ext_resource type="Script" path="res://examples/boxes/fichier.gd" id="1_y3tek"]
+
+[sub_resource type="FastNoiseLite" id="FastNoiseLite_pm7bb"]
+
+[sub_resource type="NoiseTexture2D" id="NoiseTexture2D_nxi5j"]
+width = 256
+height = 128
+noise = SubResource("FastNoiseLite_pm7bb")
+
+[sub_resource type="Theme" id="Theme_xvegm"]
+
+[node name="CompShadStudioEx5" type="Node2D"]
+script = ExtResource("1_y3tek")
+
+[node name="ComputeShaderStudio2D2" type="Node" parent="." node_paths=PackedStringArray("data")]
+script = ExtResource("1_cogap")
+pause = true
+WSX = 1152
+WSY = 648
+glsl_file = "res://examples/boxes/fichier.cpp"
+data = [NodePath("../TextureRect")]
+
+[node name="TextureRect" type="TextureRect" parent="."]
+offset_left = -5.0
+offset_top = -2.0
+offset_right = 573.0
+offset_bottom = 369.0
+size_flags_horizontal = 3
+size_flags_vertical = 3
+texture = SubResource("NoiseTexture2D_nxi5j")
+
+[node name="Button" type="Button" parent="."]
+offset_left = 2.0
+offset_top = 8.0
+offset_right = 76.0
+offset_bottom = 41.0
+theme = SubResource("Theme_xvegm")
+text = "Jouer"
+
+[connection signal="pressed" from="Button" to="." method="_on_button_pressed"]

examples/cells/cells.gd.uid

@@ -0,0 +1 @@
+uid://dxrckgtq1eqrv

examples/example_mandelbrot.gd.uid

@@ -0,0 +1 @@
+uid://jvjmvstxk5po

icon.svg.import

@@ -0,0 +1,37 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://773pfp1ieglx"
+path="res://.godot/imported/icon.svg-218a8f2b3041327d8a5756f3a245f83b.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://icon.svg"
+dest_files=["res://.godot/imported/icon.svg-218a8f2b3041327d8a5756f3a245f83b.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
+svg/scale=1.0
+editor/scale_with_editor_scale=false
+editor/convert_colors_with_editor_theme=false