From fd3facb076eacdec50d5d1703bc2022dca3231ef Mon Sep 17 00:00:00 2001
From: Haze Weathers <hazel.lsnider@gmail.com>
Date: Thu, 27 Feb 2025 03:38:07 -0500
Subject: [PATCH] winning confetti

---
 assets/shaders/confetti_spin.gdshader | 15 ++++++++
 objects/goal_post.gd                  |  4 ++
 objects/goal_post.tscn                | 54 ++++++++++++++++++++++++++-
 3 files changed, 71 insertions(+), 2 deletions(-)
 create mode 100644 assets/shaders/confetti_spin.gdshader

diff --git a/assets/shaders/confetti_spin.gdshader b/assets/shaders/confetti_spin.gdshader
new file mode 100644
index 0000000..7c8d095
--- /dev/null
+++ b/assets/shaders/confetti_spin.gdshader
@@ -0,0 +1,15 @@
+shader_type spatial;
+render_mode unshaded, cull_disabled;
+
+uniform float spin_speed = 2.0;
+
+void vertex() {
+	float angle = TIME * spin_speed;
+	vec4 q = vec4(sin(angle), 0.0, 0.0, cos(angle));
+	vec3 temp = cross(q.xyz, VERTEX) + q.w * VERTEX;
+	VERTEX = VERTEX + 2.0 * cross(q.xyz, temp);
+}
+
+void fragment() {
+	ALBEDO = COLOR.rgb;
+}
\ No newline at end of file
diff --git a/objects/goal_post.gd b/objects/goal_post.gd
index 21c8819..3c79219 100644
--- a/objects/goal_post.gd
+++ b/objects/goal_post.gd
@@ -2,6 +2,10 @@ class_name GoalPost
 extends Node3D
 
 
+@export var win_confetti: GPUParticles3D
+
+
 func _on_player_detector_body_entered(body: Node3D) -> void:
 	if body is Player:
 		body.enter_goal(self)
+		win_confetti.emitting = true
diff --git a/objects/goal_post.tscn b/objects/goal_post.tscn
index 880dbcf..d82a81e 100644
--- a/objects/goal_post.tscn
+++ b/objects/goal_post.tscn
@@ -1,8 +1,48 @@
-[gd_scene load_steps=9 format=3 uid="uid://cdpgby3r6xe4n"]
+[gd_scene load_steps=17 format=3 uid="uid://cdpgby3r6xe4n"]
 
 [ext_resource type="Script" path="res://objects/goal_post.gd" id="1_08x2x"]
 [ext_resource type="Shader" path="res://assets/shaders/flag.gdshader" id="2_xbid5"]
 [ext_resource type="Texture2D" uid="uid://cyxkbck2gs2wt" path="res://assets/textures/objects/goal_hole.png" id="3_yg6kd"]
+[ext_resource type="Shader" path="res://assets/shaders/confetti_spin.gdshader" id="4_2tajh"]
+
+[sub_resource type="Gradient" id="Gradient_lo531"]
+interpolation_mode = 1
+offsets = PackedFloat32Array(0, 0.167, 0.333, 0.5, 0.667, 0.833)
+colors = PackedColorArray(0.146381, 0.624043, 1, 1, 0.15, 1, 0.390833, 1, 1, 0.15, 0.15, 1, 1, 0.15, 0.915, 1, 0.971667, 1, 0.15, 1, 1, 0.64, 0.2, 1)
+
+[sub_resource type="GradientTexture1D" id="GradientTexture1D_gj1wn"]
+gradient = SubResource("Gradient_lo531")
+width = 32
+
+[sub_resource type="Curve" id="Curve_7j88s"]
+_data = [Vector2(0, 0), 0.0, 11.4029, 0, 0, Vector2(0.218593, 1), 0.0, 0.0, 0, 0, Vector2(1, 0), -4.44921, 0.0, 0, 0]
+point_count = 3
+
+[sub_resource type="CurveTexture" id="CurveTexture_pewo3"]
+width = 32
+curve = SubResource("Curve_7j88s")
+
+[sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_afbs2"]
+particle_flag_rotate_y = true
+angle_min = -720.0
+angle_max = 720.0
+direction = Vector3(0, 1, 0)
+spread = 15.0
+initial_velocity_min = 2.0
+initial_velocity_max = 5.0
+gravity = Vector3(0, -2, 0)
+scale_curve = SubResource("CurveTexture_pewo3")
+color_initial_ramp = SubResource("GradientTexture1D_gj1wn")
+
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_ctg8p"]
+render_priority = 0
+shader = ExtResource("4_2tajh")
+shader_parameter/spin_speed = 5.0
+
+[sub_resource type="PlaneMesh" id="PlaneMesh_phfae"]
+material = SubResource("ShaderMaterial_ctg8p")
+size = Vector2(0.2, 0.2)
+orientation = 2
 
 [sub_resource type="StandardMaterial3D" id="StandardMaterial3D_e2vbu"]
 shading_mode = 2
@@ -37,11 +77,21 @@ center_offset = Vector3(1, 0, 0)
 [sub_resource type="CylinderShape3D" id="CylinderShape3D_eshe3"]
 height = 0.5
 
-[node name="GoalPost" type="Node3D"]
+[node name="GoalPost" type="Node3D" node_paths=PackedStringArray("win_confetti")]
 script = ExtResource("1_08x2x")
+win_confetti = NodePath("Graphics/WinConfetti")
 
 [node name="Graphics" type="Node3D" parent="."]
 
+[node name="WinConfetti" type="GPUParticles3D" parent="Graphics"]
+emitting = false
+amount = 32
+lifetime = 2.0
+one_shot = true
+explosiveness = 0.8
+process_material = SubResource("ParticleProcessMaterial_afbs2")
+draw_pass_1 = SubResource("PlaneMesh_phfae")
+
 [node name="Pole" type="MeshInstance3D" parent="Graphics"]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 2, 0)
 mesh = SubResource("CylinderMesh_i27ie")