rain/Comets.gd
rain/Comets.gd
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Made a explosion shader for crashing

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This commit is contained in:
Rain Clark 2024-05-14 16:56:42 -04:00
parent 3ad6004836
commit 7d0e076298
2 changed files with 123 additions and 1 deletions
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45
assets/shaders/PixelExplosion.gdshader Normal file
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@ -0,0 +1,45 @@
shader_type canvas_item;
uniform sampler2D noise_tex_normal;
uniform sampler2D noise_tex;
uniform float progress : hint_range(0.0, 1.0);
uniform float strength = 1.0;
// If your sprite doesn't have enough space and the explosion gets clipped,
// you can uncomment this and adjust the scale
//void vertex() {
// float scale = 3.0;
// VERTEX *= scale;
//
// UV *= scale;
// UV -= (scale - 1.0) / 2.0;
//}
void fragment() {
vec2 direction = texture(noise_tex_normal, UV).xy; // We're using normal map as direction
direction -= 0.5; // Since our normal map is a texture, it ranges from 0.0 to 1.0...
direction *= 2.0; // ...so we're going to make it range from -1.0 to 1.0.
direction = direction * strength * progress;
// UV for exploded texture
vec2 tex_size = 1.0 / TEXTURE_PIXEL_SIZE; // Real texture size in pixels
vec2 uv = floor(UV * tex_size) / (tex_size - 1.0); // Pixelate UV to snap pixels
uv = uv - direction; // Distort UV
// Texture with exploded UV
vec4 tex = texture(TEXTURE, uv);
// Dissolve alpha
float dissolve = texture(noise_tex, UV).x;
dissolve = step(progress, dissolve);
tex.a *= dissolve;
// Border (in case the edge of your sprite stretches, otherwise you can remove this block)
vec2 border_uv = uv * 2.0 - 1.0;
border_uv = clamp(abs(border_uv), 0.0, 1.0);
float border = max(border_uv.x, border_uv.y);
border = ceil(1.0 - border);
tex.a *= border;
COLOR = tex;
}

79
scenes/ship.tscn
View File

@ -1,10 +1,37 @@
[gd_scene load_steps=8 format=3 uid="uid://cbo47ftx0vcro"]
[gd_scene load_steps=14 format=3 uid="uid://cbo47ftx0vcro"]
[ext_resource type="Script" path="res://scripts/ship.gd" id="1_japvq"]
[ext_resource type="Texture2D" uid="uid://qcnuvee2jcp0" path="res://assets/img/ship.png" id="1_ymcdl"]
[ext_resource type="Shader" path="res://assets/shaders/PixelExplosion.gdshader" id="2_pn2x0"]
[ext_resource type="AudioStream" uid="uid://cg6v2xvf4jkkv" path="res://assets/sfx/shoot.wav" id="3_kvryg"]
[ext_resource type="AudioStream" uid="uid://cycpanck51dqd" path="res://assets/sfx/crash.wav" id="4_i4skj"]
[sub_resource type="FastNoiseLite" id="FastNoiseLite_dlo0u"]
seed = 13
[sub_resource type="NoiseTexture2D" id="NoiseTexture2D_gyado"]
width = 64
height = 64
generate_mipmaps = false
noise = SubResource("FastNoiseLite_dlo0u")
[sub_resource type="FastNoiseLite" id="FastNoiseLite_t7wfq"]
noise_type = 0
seed = 3
[sub_resource type="NoiseTexture2D" id="NoiseTexture2D_2qoa7"]
width = 64
height = 64
generate_mipmaps = false
noise = SubResource("FastNoiseLite_t7wfq")
[sub_resource type="ShaderMaterial" id="ShaderMaterial_lba6n"]
shader = ExtResource("2_pn2x0")
shader_parameter/progress = 0.0
shader_parameter/strength = 1.0
shader_parameter/noise_tex_normal = SubResource("NoiseTexture2D_2qoa7")
shader_parameter/noise_tex = SubResource("NoiseTexture2D_gyado")
[sub_resource type="Animation" id="Animation_qfhr1"]
length = 0.001
tracks/0/type = "value"
@ -19,6 +46,30 @@ tracks/0/keys = {
"update": 1,
"values": [false]
}
tracks/1/type = "value"
tracks/1/imported = false
tracks/1/enabled = true
tracks/1/path = NodePath("Sprite2D:material:shader_parameter/progress")
tracks/1/interp = 1
tracks/1/loop_wrap = true
tracks/1/keys = {
"times": PackedFloat32Array(0),
"transitions": PackedFloat32Array(1),
"update": 0,
"values": [0.0]
}
tracks/2/type = "value"
tracks/2/imported = false
tracks/2/enabled = true
tracks/2/path = NodePath("Sprite2D/CPUParticles2D:visible")
tracks/2/interp = 1
tracks/2/loop_wrap = true
tracks/2/keys = {
"times": PackedFloat32Array(0),
"transitions": PackedFloat32Array(1),
"update": 1,
"values": [true]
}
[sub_resource type="Animation" id="Animation_ctlro"]
resource_name = "crash"
@ -48,6 +99,30 @@ tracks/1/keys = {
"method": &"queue_free"
}]
}
tracks/2/type = "value"
tracks/2/imported = false
tracks/2/enabled = true
tracks/2/path = NodePath("Sprite2D:material:shader_parameter/progress")
tracks/2/interp = 1
tracks/2/loop_wrap = true
tracks/2/keys = {
"times": PackedFloat32Array(0, 0.5),
"transitions": PackedFloat32Array(1, 1),
"update": 0,
"values": [0.0, 1.0]
}
tracks/3/type = "value"
tracks/3/imported = false
tracks/3/enabled = true
tracks/3/path = NodePath("Sprite2D/CPUParticles2D:visible")
tracks/3/interp = 1
tracks/3/loop_wrap = true
tracks/3/keys = {
"times": PackedFloat32Array(0),
"transitions": PackedFloat32Array(1),
"update": 1,
"values": [false]
}
[sub_resource type="AnimationLibrary" id="AnimationLibrary_3jmf3"]
_data = {
@ -61,6 +136,7 @@ collision_mask = 2
script = ExtResource("1_japvq")
[node name="Sprite2D" type="Sprite2D" parent="."]
material = SubResource("ShaderMaterial_lba6n")
texture = ExtResource("1_ymcdl")
[node name="CPUParticles2D" type="CPUParticles2D" parent="Sprite2D"]
@ -71,6 +147,7 @@ spread = 105.9
gravity = Vector2(0, 0)
[node name="CollisionPolygon2D" type="CollisionPolygon2D" parent="."]
visible = false
position = Vector2(0, -1)
polygon = PackedVector2Array(-3, -31, 4, -31, 32, 28, 32, 33, 28, 33, 1, 16, -24, 33, -32, 33, -32, 27)