building a pure graphics pipeline version of this
This commit is contained in:
@@ -11,7 +11,7 @@ config_version=5
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[application]
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config/name="Slime-Moldies"
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run/main_scene="uid://bf4ohdg0sfl8l"
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run/main_scene="uid://0q5qa7yiya83"
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config/features=PackedStringArray("4.4", "Forward Plus")
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config/icon="res://icon.svg"
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@@ -21,6 +21,13 @@ window/size/viewport_width=1920
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window/size/viewport_height=1080
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window/stretch/mode="viewport"
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[file_customization]
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folder_colors={
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"res://shaders/": "pink",
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"res://slime_simulation_cs/": "gray"
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}
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[rendering]
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environment/defaults/default_clear_color=Color(0.0605303, 0.0605304, 0.0605303, 1)
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@@ -1,14 +0,0 @@
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[remap]
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importer="glsl"
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type="RDShaderFile"
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uid="uid://u3grg3r2bgi1"
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path="res://.godot/imported/agents_cs.glsl-b2836a7ba58df020a54fe9498ba98f67.res"
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[deps]
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source_file="res://shaders/agents_cs.glsl"
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dest_files=["res://.godot/imported/agents_cs.glsl-b2836a7ba58df020a54fe9498ba98f67.res"]
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[params]
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@@ -1,14 +0,0 @@
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[remap]
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importer="glsl"
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type="RDShaderFile"
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uid="uid://vn5yxao0oxx0"
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path="res://.godot/imported/decay_cs.glsl-2b5bb02442e13b8af8a2cd634f7d3362.res"
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[deps]
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source_file="res://shaders/decay_cs.glsl"
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dest_files=["res://.godot/imported/decay_cs.glsl-2b5bb02442e13b8af8a2cd634f7d3362.res"]
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[params]
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8
shaders/trail_shader.gdshader
Normal file
8
shaders/trail_shader.gdshader
Normal file
@@ -0,0 +1,8 @@
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shader_type canvas_item;
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void fragment() {
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vec3 c1 = vec3(0.0, 0.4, 0.4);
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vec3 c2 = vec3(0.4, 0.0, 0.4);
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vec3 cout = mix(c1, c2, UV.x);
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COLOR = vec4(cout, 1.0);
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}
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1
shaders/trail_shader.gdshader.uid
Normal file
1
shaders/trail_shader.gdshader.uid
Normal file
@@ -0,0 +1 @@
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uid://cwt4a55lblykn
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8
shaders/view_simulation.gdshader
Normal file
8
shaders/view_simulation.gdshader
Normal file
@@ -0,0 +1,8 @@
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shader_type canvas_item;
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uniform sampler2D view_texture;
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void fragment() {
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vec3 v = texture(view_texture, UV).rgb;
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COLOR = vec4(v, 1.0);
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}
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1
shaders/view_simulation.gdshader.uid
Normal file
1
shaders/view_simulation.gdshader.uid
Normal file
@@ -0,0 +1 @@
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uid://dkp7mq8d1epi5
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@@ -1,230 +1,12 @@
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extends Node2D
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@export var texture_size: Vector2i = Vector2i(512, 512)
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@export var decay_factor: float = 0.98
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@export var dissipation_factor: float = 0.12
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@export var sensor_angle: float = 32.0:
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get():
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return deg_to_rad(sensor_angle)
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@export var sensor_distance: float = 3.86
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@export var rng_seed: int = 80085
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@onready var mesh := $MeshInstance2D
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## Needs to be changed from the shader as well
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const AGENTS: int = 1024 * 1024
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var texture: Texture2DRD
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var next_texture: int = 0
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@onready var view := $View
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@onready var trail_shader: ShaderMaterial = $SubViewport/Pass1.material
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var view_texture: Texture2DRD = null
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func _ready():
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RenderingServer.call_on_render_thread(_initialize_compute_code.bind(texture_size))
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var mat: ShaderMaterial = mesh.material
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texture = mat.get_shader_parameter("trail_tex")
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pass
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func _process(_delta: float) -> void:
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next_texture = (next_texture + 1) % 2
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if texture:
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texture.texture_rd_rid = texture_rds[next_texture]
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RenderingServer.call_on_render_thread(
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_render_process.bind(
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next_texture,
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texture_size,
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decay_factor,
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dissipation_factor,
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sensor_angle,
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sensor_distance
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)
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)
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func _exit_tree() -> void:
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if texture:
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texture.texture_rd_id = RID()
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RenderingServer.call_on_render_thread(_free_compute_resources)
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# Everything after this point is designed to run on our rendering thread.
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var rd: RenderingDevice
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var decay_shader: RID
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var decay_pipeline: RID
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var agent_shader: RID
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var agent_pipeline: RID
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# We use 3 textures:
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# - One to render into
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# - One that contains the last frame rendered
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# - One for the frame before that
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var texture_rds: Array[RID] = [RID(), RID()]
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var texture_sets: Array[RID] = [RID(), RID()]
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var agent_buffer: RID
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var agent_sets: Array[RID] = [RID(), RID()]
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func _load_shader(rd_: RenderingDevice, path: String) -> RID:
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var shader_file := load(path)
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var shader_spirv: RDShaderSPIRV = shader_file.get_spirv()
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return rd_.shader_create_from_spirv(shader_spirv)
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func _create_trail_uniform(texture_rd: RID) -> RDUniform:
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var uniform := RDUniform.new()
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uniform.uniform_type = RenderingDevice.UNIFORM_TYPE_IMAGE
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uniform.binding = 0
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uniform.add_id(texture_rd)
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return uniform
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func _initialize_compute_code(with_texture_size: Vector2i) -> void:
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# As this becomes part of our normal frame rendering,
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# we use our main rendering device here.
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rd = RenderingServer.get_rendering_device()
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# Create shaders
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decay_shader = _load_shader(rd, "res://shaders/decay_cs.glsl")
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decay_pipeline = rd.compute_pipeline_create(decay_shader)
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agent_shader = _load_shader(rd, "res://shaders/agents_cs.glsl")
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agent_pipeline = rd.compute_pipeline_create(agent_shader)
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# Create agent buffer
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var rng := RandomNumberGenerator.new()
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rng.seed = rng_seed
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var agent_positions := PackedVector2Array()
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var agent_angles := PackedFloat32Array()
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# This must match what is set in the shader, if fixed size
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for n in AGENTS:
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var new_position := Vector2(
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rng.randf_range(0, with_texture_size.x), rng.randf_range(0, with_texture_size.y)
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)
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agent_positions.push_back(new_position)
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agent_angles.push_back(rng.randf_range(0, TAU))
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var agent_data := PackedByteArray(agent_positions.to_byte_array())
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agent_data.append_array(agent_angles.to_byte_array())
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agent_buffer = rd.storage_buffer_create(
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agent_data.size(), agent_data, 0, RenderingDevice.BUFFER_CREATION_AS_STORAGE_BIT
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)
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# Create trail texture
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var tf: RDTextureFormat = RDTextureFormat.new()
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tf.format = RenderingDevice.DATA_FORMAT_R32_SFLOAT
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tf.texture_type = RenderingDevice.TEXTURE_TYPE_2D
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tf.width = with_texture_size.x
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tf.height = with_texture_size.y
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tf.depth = 1
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tf.array_layers = 1
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tf.mipmaps = 1
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tf.usage_bits = (
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RenderingDevice.TEXTURE_USAGE_SAMPLING_BIT
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| RenderingDevice.TEXTURE_USAGE_COLOR_ATTACHMENT_BIT
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| RenderingDevice.TEXTURE_USAGE_STORAGE_BIT
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| RenderingDevice.TEXTURE_USAGE_CAN_UPDATE_BIT
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| RenderingDevice.TEXTURE_USAGE_CAN_COPY_TO_BIT
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)
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var agent_uniforms: Array[RDUniform] = []
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for i in 2:
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texture_rds[i] = rd.texture_create(tf, RDTextureView.new(), [])
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# Make sure our textures are cleared.
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rd.texture_clear(texture_rds[i], Color.BLACK, 0, 1, 0, 1)
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var trail_uniform := _create_trail_uniform(texture_rds[i])
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texture_sets[i] = rd.uniform_set_create([trail_uniform], decay_shader, 0)
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var txtr_uniform_1 := RDUniform.new()
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txtr_uniform_1.uniform_type = RenderingDevice.UNIFORM_TYPE_IMAGE
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txtr_uniform_1.binding = 0
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txtr_uniform_1.add_id(texture_rds[0])
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agent_uniforms.append(txtr_uniform_1)
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var txtr_uniform_2 := RDUniform.new()
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txtr_uniform_2.uniform_type = RenderingDevice.UNIFORM_TYPE_IMAGE
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txtr_uniform_2.binding = 1
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txtr_uniform_2.add_id(texture_rds[1])
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agent_uniforms.append(txtr_uniform_2)
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var uniform := RDUniform.new()
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uniform.uniform_type = RenderingDevice.UNIFORM_TYPE_STORAGE_BUFFER
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uniform.binding = 2
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uniform.add_id(agent_buffer)
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agent_sets[0] = rd.uniform_set_create(
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[txtr_uniform_1, txtr_uniform_2, uniform], agent_shader, 0
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)
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agent_sets[1] = rd.uniform_set_create(
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[txtr_uniform_2, txtr_uniform_1, uniform], agent_shader, 0
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)
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func _render_process(
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with_next_texture: int,
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tex_size: Vector2i,
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decay_fctr: float,
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dissipation_fctr: float,
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snsr_angle: float,
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snsr_distance: float
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) -> void:
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var next_set := texture_sets[with_next_texture]
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var current_set := texture_sets[(with_next_texture - 1) % 2]
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# Run agents
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var push_constant := PackedFloat32Array()
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push_constant.push_back(tex_size.x)
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push_constant.push_back(tex_size.y)
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push_constant.push_back(snsr_angle)
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push_constant.push_back(snsr_distance)
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var agent_compute_list := rd.compute_list_begin()
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rd.compute_list_bind_compute_pipeline(agent_compute_list, agent_pipeline)
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rd.compute_list_bind_uniform_set(agent_compute_list, agent_sets[with_next_texture], 0)
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rd.compute_list_set_push_constant(
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agent_compute_list, push_constant.to_byte_array(), push_constant.size() * 4
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)
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@warning_ignore("integer_division")
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rd.compute_list_dispatch(agent_compute_list, 64, 1, 1)
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rd.compute_list_end()
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# Decay and dissipate
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push_constant.clear()
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push_constant.push_back(tex_size.x)
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push_constant.push_back(tex_size.y)
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push_constant.push_back(decay_fctr)
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push_constant.push_back(dissipation_fctr)
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@warning_ignore("integer_division")
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var x_groups := (tex_size.x - 1) / 8 + 1
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@warning_ignore("integer_division")
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var y_groups := (tex_size.y - 1) / 8 + 1
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# Run the compute shader
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var compute_list := rd.compute_list_begin()
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rd.compute_list_bind_compute_pipeline(compute_list, decay_pipeline)
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rd.compute_list_bind_uniform_set(compute_list, current_set, 0)
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rd.compute_list_bind_uniform_set(compute_list, next_set, 1)
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rd.compute_list_set_push_constant(
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compute_list, push_constant.to_byte_array(), push_constant.size() * 4
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)
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rd.compute_list_dispatch(compute_list, x_groups, y_groups, 1)
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rd.compute_list_end()
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func _free_compute_resources() -> void:
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# Note that our sets and pipeline are cleaned up automatically
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# as they are dependencies :P
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for i in 2:
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if texture_rds[i]:
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rd.free_rid(texture_rds[i])
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if decay_shader:
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rd.free_rid(decay_shader)
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if agent_shader:
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rd.free_rid(agent_shader)
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pass
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@@ -1 +1 @@
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uid://d1bbllvcal2uw
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uid://c6et88s5hp5c7
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@@ -1,27 +1,36 @@
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[gd_scene load_steps=6 format=3 uid="uid://bf4ohdg0sfl8l"]
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[gd_scene load_steps=7 format=3 uid="uid://0q5qa7yiya83"]
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[ext_resource type="Script" uid="uid://d1bbllvcal2uw" path="res://slime_simulation.gd" id="1_pxe3a"]
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[ext_resource type="Shader" uid="uid://bh4h5oqyhr5bx" path="res://show_simulation.gdshader" id="2_pxe3a"]
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[ext_resource type="Script" uid="uid://c6et88s5hp5c7" path="res://slime_simulation.gd" id="1_s6nlv"]
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[ext_resource type="Shader" uid="uid://cwt4a55lblykn" path="res://shaders/trail_shader.gdshader" id="3_vkm4v"]
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[sub_resource type="Texture2DRD" id="Texture2DRD_pxe3a"]
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[sub_resource type="QuadMesh" id="QuadMesh_h0wwo"]
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size = Vector2(1920, 1080)
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[sub_resource type="ShaderMaterial" id="ShaderMaterial_pxe3a"]
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shader = ExtResource("2_pxe3a")
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shader_parameter/trail_tex = SubResource("Texture2DRD_pxe3a")
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[sub_resource type="ViewportTexture" id="ViewportTexture_s6nlv"]
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viewport_path = NodePath("SubViewport")
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[sub_resource type="QuadMesh" id="QuadMesh_pxe3a"]
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[sub_resource type="ShaderMaterial" id="ShaderMaterial_evymn"]
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shader = ExtResource("3_vkm4v")
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[sub_resource type="QuadMesh" id="QuadMesh_s6nlv"]
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size = Vector2(1920, 1080)
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[node name="SlimeSimulation" type="Node2D"]
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script = ExtResource("1_pxe3a")
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texture_size = Vector2i(1920, 1080)
|
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decay_factor = 0.8
|
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sensor_angle = 7.0
|
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sensor_distance = 10.0
|
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rng_seed = 8008
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script = ExtResource("1_s6nlv")
|
||||
|
||||
[node name="MeshInstance2D" type="MeshInstance2D" parent="."]
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self_modulate = Color(0.581022, 0.701395, 0.890748, 1)
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material = SubResource("ShaderMaterial_pxe3a")
|
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[node name="View" type="MeshInstance2D" parent="."]
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position = Vector2(960, 540)
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mesh = SubResource("QuadMesh_pxe3a")
|
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mesh = SubResource("QuadMesh_h0wwo")
|
||||
texture = SubResource("ViewportTexture_s6nlv")
|
||||
|
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[node name="SubViewport" type="SubViewport" parent="."]
|
||||
transparent_bg = true
|
||||
handle_input_locally = false
|
||||
snap_2d_vertices_to_pixel = true
|
||||
size = Vector2i(1920, 1080)
|
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render_target_update_mode = 4
|
||||
|
||||
[node name="Pass1" type="MeshInstance2D" parent="SubViewport"]
|
||||
material = SubResource("ShaderMaterial_evymn")
|
||||
position = Vector2(960, 540)
|
||||
mesh = SubResource("QuadMesh_s6nlv")
|
||||
|
||||
14
slime_simulation_cs/shaders/agents_cs.glsl.import
Normal file
14
slime_simulation_cs/shaders/agents_cs.glsl.import
Normal file
@@ -0,0 +1,14 @@
|
||||
[remap]
|
||||
|
||||
importer="glsl"
|
||||
type="RDShaderFile"
|
||||
uid="uid://u3grg3r2bgi1"
|
||||
path="res://.godot/imported/agents_cs.glsl-f5fde0e4c35a05360ed8814f4e4a012a.res"
|
||||
|
||||
[deps]
|
||||
|
||||
source_file="res://slime_simulation_cs/shaders/agents_cs.glsl"
|
||||
dest_files=["res://.godot/imported/agents_cs.glsl-f5fde0e4c35a05360ed8814f4e4a012a.res"]
|
||||
|
||||
[params]
|
||||
|
||||
14
slime_simulation_cs/shaders/decay_cs.glsl.import
Normal file
14
slime_simulation_cs/shaders/decay_cs.glsl.import
Normal file
@@ -0,0 +1,14 @@
|
||||
[remap]
|
||||
|
||||
importer="glsl"
|
||||
type="RDShaderFile"
|
||||
uid="uid://vn5yxao0oxx0"
|
||||
path="res://.godot/imported/decay_cs.glsl-ddb2bd80ce1fa22519e2cc84d49ab13a.res"
|
||||
|
||||
[deps]
|
||||
|
||||
source_file="res://slime_simulation_cs/shaders/decay_cs.glsl"
|
||||
dest_files=["res://.godot/imported/decay_cs.glsl-ddb2bd80ce1fa22519e2cc84d49ab13a.res"]
|
||||
|
||||
[params]
|
||||
|
||||
230
slime_simulation_cs/slime_simulation_cs.gd
Normal file
230
slime_simulation_cs/slime_simulation_cs.gd
Normal file
@@ -0,0 +1,230 @@
|
||||
extends Node2D
|
||||
|
||||
@export var texture_size: Vector2i = Vector2i(512, 512)
|
||||
@export var decay_factor: float = 0.98
|
||||
@export var dissipation_factor: float = 0.12
|
||||
@export var sensor_angle: float = 32.0:
|
||||
get():
|
||||
return deg_to_rad(sensor_angle)
|
||||
@export var sensor_distance: float = 3.86
|
||||
@export var rng_seed: int = 80085
|
||||
|
||||
@onready var mesh := $MeshInstance2D
|
||||
|
||||
## Needs to be changed from the shader as well
|
||||
const AGENTS: int = 1024 * 1024
|
||||
|
||||
var texture: Texture2DRD
|
||||
var next_texture: int = 0
|
||||
|
||||
|
||||
func _ready():
|
||||
RenderingServer.call_on_render_thread(_initialize_compute_code.bind(texture_size))
|
||||
var mat: ShaderMaterial = mesh.material
|
||||
texture = mat.get_shader_parameter("trail_tex")
|
||||
|
||||
|
||||
func _process(_delta: float) -> void:
|
||||
next_texture = (next_texture + 1) % 2
|
||||
|
||||
if texture:
|
||||
texture.texture_rd_rid = texture_rds[next_texture]
|
||||
|
||||
RenderingServer.call_on_render_thread(
|
||||
_render_process.bind(
|
||||
next_texture,
|
||||
texture_size,
|
||||
decay_factor,
|
||||
dissipation_factor,
|
||||
sensor_angle,
|
||||
sensor_distance
|
||||
)
|
||||
)
|
||||
|
||||
|
||||
func _exit_tree() -> void:
|
||||
if texture:
|
||||
texture.texture_rd_id = RID()
|
||||
|
||||
RenderingServer.call_on_render_thread(_free_compute_resources)
|
||||
|
||||
|
||||
# Everything after this point is designed to run on our rendering thread.
|
||||
|
||||
var rd: RenderingDevice
|
||||
|
||||
var decay_shader: RID
|
||||
var decay_pipeline: RID
|
||||
|
||||
var agent_shader: RID
|
||||
var agent_pipeline: RID
|
||||
|
||||
# We use 3 textures:
|
||||
# - One to render into
|
||||
# - One that contains the last frame rendered
|
||||
# - One for the frame before that
|
||||
var texture_rds: Array[RID] = [RID(), RID()]
|
||||
var texture_sets: Array[RID] = [RID(), RID()]
|
||||
|
||||
var agent_buffer: RID
|
||||
var agent_sets: Array[RID] = [RID(), RID()]
|
||||
|
||||
|
||||
func _load_shader(rd_: RenderingDevice, path: String) -> RID:
|
||||
var shader_file := load(path)
|
||||
var shader_spirv: RDShaderSPIRV = shader_file.get_spirv()
|
||||
return rd_.shader_create_from_spirv(shader_spirv)
|
||||
|
||||
|
||||
func _create_trail_uniform(texture_rd: RID) -> RDUniform:
|
||||
var uniform := RDUniform.new()
|
||||
uniform.uniform_type = RenderingDevice.UNIFORM_TYPE_IMAGE
|
||||
uniform.binding = 0
|
||||
uniform.add_id(texture_rd)
|
||||
return uniform
|
||||
|
||||
|
||||
func _initialize_compute_code(with_texture_size: Vector2i) -> void:
|
||||
# As this becomes part of our normal frame rendering,
|
||||
# we use our main rendering device here.
|
||||
rd = RenderingServer.get_rendering_device()
|
||||
|
||||
# Create shaders
|
||||
decay_shader = _load_shader(rd, "res://slime_simulation_cs/shaders/decay_cs.glsl")
|
||||
decay_pipeline = rd.compute_pipeline_create(decay_shader)
|
||||
|
||||
agent_shader = _load_shader(rd, "res://slime_simulation_cs/shaders/agents_cs.glsl")
|
||||
agent_pipeline = rd.compute_pipeline_create(agent_shader)
|
||||
|
||||
# Create agent buffer
|
||||
var rng := RandomNumberGenerator.new()
|
||||
rng.seed = rng_seed
|
||||
var agent_positions := PackedVector2Array()
|
||||
var agent_angles := PackedFloat32Array()
|
||||
# This must match what is set in the shader, if fixed size
|
||||
for n in AGENTS:
|
||||
var new_position := Vector2(
|
||||
rng.randf_range(0, with_texture_size.x), rng.randf_range(0, with_texture_size.y)
|
||||
)
|
||||
agent_positions.push_back(new_position)
|
||||
agent_angles.push_back(rng.randf_range(0, TAU))
|
||||
|
||||
var agent_data := PackedByteArray(agent_positions.to_byte_array())
|
||||
agent_data.append_array(agent_angles.to_byte_array())
|
||||
agent_buffer = rd.storage_buffer_create(
|
||||
agent_data.size(), agent_data, 0, RenderingDevice.BUFFER_CREATION_AS_STORAGE_BIT
|
||||
)
|
||||
|
||||
# Create trail texture
|
||||
var tf: RDTextureFormat = RDTextureFormat.new()
|
||||
tf.format = RenderingDevice.DATA_FORMAT_R32_SFLOAT
|
||||
tf.texture_type = RenderingDevice.TEXTURE_TYPE_2D
|
||||
tf.width = with_texture_size.x
|
||||
tf.height = with_texture_size.y
|
||||
tf.depth = 1
|
||||
tf.array_layers = 1
|
||||
tf.mipmaps = 1
|
||||
tf.usage_bits = (
|
||||
RenderingDevice.TEXTURE_USAGE_SAMPLING_BIT
|
||||
| RenderingDevice.TEXTURE_USAGE_COLOR_ATTACHMENT_BIT
|
||||
| RenderingDevice.TEXTURE_USAGE_STORAGE_BIT
|
||||
| RenderingDevice.TEXTURE_USAGE_CAN_UPDATE_BIT
|
||||
| RenderingDevice.TEXTURE_USAGE_CAN_COPY_TO_BIT
|
||||
)
|
||||
|
||||
var agent_uniforms: Array[RDUniform] = []
|
||||
for i in 2:
|
||||
texture_rds[i] = rd.texture_create(tf, RDTextureView.new(), [])
|
||||
# Make sure our textures are cleared.
|
||||
rd.texture_clear(texture_rds[i], Color.BLACK, 0, 1, 0, 1)
|
||||
|
||||
var trail_uniform := _create_trail_uniform(texture_rds[i])
|
||||
texture_sets[i] = rd.uniform_set_create([trail_uniform], decay_shader, 0)
|
||||
|
||||
var txtr_uniform_1 := RDUniform.new()
|
||||
txtr_uniform_1.uniform_type = RenderingDevice.UNIFORM_TYPE_IMAGE
|
||||
txtr_uniform_1.binding = 0
|
||||
txtr_uniform_1.add_id(texture_rds[0])
|
||||
agent_uniforms.append(txtr_uniform_1)
|
||||
|
||||
var txtr_uniform_2 := RDUniform.new()
|
||||
txtr_uniform_2.uniform_type = RenderingDevice.UNIFORM_TYPE_IMAGE
|
||||
txtr_uniform_2.binding = 1
|
||||
txtr_uniform_2.add_id(texture_rds[1])
|
||||
agent_uniforms.append(txtr_uniform_2)
|
||||
|
||||
var uniform := RDUniform.new()
|
||||
uniform.uniform_type = RenderingDevice.UNIFORM_TYPE_STORAGE_BUFFER
|
||||
uniform.binding = 2
|
||||
uniform.add_id(agent_buffer)
|
||||
agent_sets[0] = rd.uniform_set_create(
|
||||
[txtr_uniform_1, txtr_uniform_2, uniform], agent_shader, 0
|
||||
)
|
||||
agent_sets[1] = rd.uniform_set_create(
|
||||
[txtr_uniform_2, txtr_uniform_1, uniform], agent_shader, 0
|
||||
)
|
||||
|
||||
|
||||
func _render_process(
|
||||
with_next_texture: int,
|
||||
tex_size: Vector2i,
|
||||
decay_fctr: float,
|
||||
dissipation_fctr: float,
|
||||
snsr_angle: float,
|
||||
snsr_distance: float
|
||||
) -> void:
|
||||
var next_set := texture_sets[with_next_texture]
|
||||
var current_set := texture_sets[(with_next_texture - 1) % 2]
|
||||
|
||||
# Run agents
|
||||
var push_constant := PackedFloat32Array()
|
||||
push_constant.push_back(tex_size.x)
|
||||
push_constant.push_back(tex_size.y)
|
||||
push_constant.push_back(snsr_angle)
|
||||
push_constant.push_back(snsr_distance)
|
||||
|
||||
var agent_compute_list := rd.compute_list_begin()
|
||||
rd.compute_list_bind_compute_pipeline(agent_compute_list, agent_pipeline)
|
||||
rd.compute_list_bind_uniform_set(agent_compute_list, agent_sets[with_next_texture], 0)
|
||||
rd.compute_list_set_push_constant(
|
||||
agent_compute_list, push_constant.to_byte_array(), push_constant.size() * 4
|
||||
)
|
||||
@warning_ignore("integer_division")
|
||||
rd.compute_list_dispatch(agent_compute_list, 64, 1, 1)
|
||||
rd.compute_list_end()
|
||||
|
||||
# Decay and dissipate
|
||||
push_constant.clear()
|
||||
push_constant.push_back(tex_size.x)
|
||||
push_constant.push_back(tex_size.y)
|
||||
push_constant.push_back(decay_fctr)
|
||||
push_constant.push_back(dissipation_fctr)
|
||||
|
||||
@warning_ignore("integer_division")
|
||||
var x_groups := (tex_size.x - 1) / 8 + 1
|
||||
@warning_ignore("integer_division")
|
||||
var y_groups := (tex_size.y - 1) / 8 + 1
|
||||
|
||||
# Run the compute shader
|
||||
var compute_list := rd.compute_list_begin()
|
||||
rd.compute_list_bind_compute_pipeline(compute_list, decay_pipeline)
|
||||
rd.compute_list_bind_uniform_set(compute_list, current_set, 0)
|
||||
rd.compute_list_bind_uniform_set(compute_list, next_set, 1)
|
||||
rd.compute_list_set_push_constant(
|
||||
compute_list, push_constant.to_byte_array(), push_constant.size() * 4
|
||||
)
|
||||
rd.compute_list_dispatch(compute_list, x_groups, y_groups, 1)
|
||||
rd.compute_list_end()
|
||||
|
||||
|
||||
func _free_compute_resources() -> void:
|
||||
# Note that our sets and pipeline are cleaned up automatically
|
||||
# as they are dependencies :P
|
||||
for i in 2:
|
||||
if texture_rds[i]:
|
||||
rd.free_rid(texture_rds[i])
|
||||
|
||||
if decay_shader:
|
||||
rd.free_rid(decay_shader)
|
||||
if agent_shader:
|
||||
rd.free_rid(agent_shader)
|
||||
1
slime_simulation_cs/slime_simulation_cs.gd.uid
Normal file
1
slime_simulation_cs/slime_simulation_cs.gd.uid
Normal file
@@ -0,0 +1 @@
|
||||
uid://d1bbllvcal2uw
|
||||
27
slime_simulation_cs/slime_simulation_cs.tscn
Normal file
27
slime_simulation_cs/slime_simulation_cs.tscn
Normal file
@@ -0,0 +1,27 @@
|
||||
[gd_scene load_steps=6 format=3 uid="uid://bf4ohdg0sfl8l"]
|
||||
|
||||
[ext_resource type="Script" uid="uid://d1bbllvcal2uw" path="res://slime_simulation_cs/slime_simulation_cs.gd" id="1_uoug3"]
|
||||
[ext_resource type="Shader" uid="uid://bh4h5oqyhr5bx" path="res://slime_simulation_cs/show_simulation_cs.gdshader" id="2_w43x7"]
|
||||
|
||||
[sub_resource type="Texture2DRD" id="Texture2DRD_pxe3a"]
|
||||
|
||||
[sub_resource type="ShaderMaterial" id="ShaderMaterial_pxe3a"]
|
||||
shader = ExtResource("2_w43x7")
|
||||
shader_parameter/trail_tex = SubResource("Texture2DRD_pxe3a")
|
||||
|
||||
[sub_resource type="QuadMesh" id="QuadMesh_pxe3a"]
|
||||
size = Vector2(1920, 1080)
|
||||
|
||||
[node name="CSSlimeSimulation" type="Node2D"]
|
||||
script = ExtResource("1_uoug3")
|
||||
texture_size = Vector2i(1920, 1080)
|
||||
decay_factor = 0.8
|
||||
sensor_angle = 7.0
|
||||
sensor_distance = 10.0
|
||||
rng_seed = 8008
|
||||
|
||||
[node name="MeshInstance2D" type="MeshInstance2D" parent="."]
|
||||
self_modulate = Color(0.581022, 0.701395, 0.890748, 1)
|
||||
material = SubResource("ShaderMaterial_pxe3a")
|
||||
position = Vector2(960, 540)
|
||||
mesh = SubResource("QuadMesh_pxe3a")
|
||||
Reference in New Issue
Block a user