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slowly descending into madness

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This commit is contained in:
Kasper
2025-08-04 01:20:05 +03:00
parent 62a680e260
commit fc5d420233
8 changed files with 143 additions and 50 deletions
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41
slime_simulation.gd
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@@ -13,12 +13,15 @@ var point_texture_height: int:
@export var decay_factor: float = 0.95
@export var rng_seed: int = 10074
@onready var points: MultiMesh = $SubViewport/PointMesh.multimesh
@onready var points: MultiMesh = %PointUpdateViewport/PointMesh.multimesh
@onready var points_draw: MultiMesh = %PointDrawViewport/PointMesh.multimesh
@onready var view := $View
@onready var pass_viewport := $SubViewport
@onready var pass2_viewport := $SubViewport2
@onready var point_shader: ShaderMaterial = $SubViewport/PointMesh.material
@onready var trail_shader: ShaderMaterial = $SubViewport2/Pass.material
@onready var point_update_vp := %PointUpdateViewport
@onready var trail_update_vp := %TrailUpdateViewport
@onready var point_draw_vp := %PointDrawViewport
@onready var point_shader: ShaderMaterial = %PointUpdateViewport/PointMesh.material
@onready var trail_shader: ShaderMaterial = %TrailUpdateViewport/Pass.material
@onready var point_draw_shader: ShaderMaterial = %PointDrawViewport/PointMesh.material
var _frame_count: int = 0
var point_texture: ImageTexture = null
@@ -30,9 +33,9 @@ func populate_points() -> void:
var point_data_image: Image = Image.create_empty(point_texture_width, point_texture_height, false, Image.FORMAT_RGBAF)
for i in point_count:
var pos: Vector2 = Vector2(
rng.randf_range(0, render_width), rng.randf_range(0, render_height)
rng.randf_range(0, 1.0), rng.randf_range(0, 1.0)
)
var angle: float = rng.randf_range(0, TAU)
var angle: float = rng.randf_range(0, 1.0)
var x = i % point_texture_width
@warning_ignore("integer_division")
@@ -40,13 +43,21 @@ func populate_points() -> void:
point_data_image.set_pixel(x, y, Color(pos.x, pos.y, angle, 1.0))
# Lets keep original positions at 0 instead of doing the below
var t: Transform2D = Transform2D(0, pos)
var t: Transform2D = Transform2D()
points.set_instance_transform_2d(i, t)
var render_size := Vector2i(render_width, render_height);
var point_texture_size := Vector2i(point_texture_width, point_texture_height)
point_texture = ImageTexture.create_from_image(point_data_image)
point_shader.set_shader_parameter("point_texture", point_texture)
point_shader.set_shader_parameter("point_texture_size", Vector2(point_texture_width, point_texture_height))
point_shader.set_shader_parameter("canvas_size", Vector2(1920, 1080))
point_shader.set_shader_parameter("point_texture_size", point_texture_size)
point_shader.set_shader_parameter("canvas_size", render_size)
point_shader.set_shader_parameter("point_speed", point_speed)
point_draw_shader.set_shader_parameter("point_texture", point_texture)
point_draw_shader.set_shader_parameter("point_texture_size", point_texture_size)
point_draw_shader.set_shader_parameter("canvas_size", render_size)
points_draw = points
func _ready():
@@ -75,14 +86,16 @@ func _create_initial_sim_texture(width: int, height: int) -> ImageTexture:
func _initialize_render(_width: int, _height: int) -> void:
rd = RenderingServer.get_rendering_device()
trail_shader.set_shader_parameter("trail_texture", pass_viewport.get_texture().get_rid())
trail_shader.set_shader_parameter("trail_texture", point_update_vp.get_texture().get_rid())
trail_shader.set_shader_parameter("decay_factor", decay_factor)
func _render_process(frame_count: int) -> void:
if frame_count > 0:
point_shader.set_shader_parameter("trail_texture", pass2_viewport.get_texture().get_rid())
point_shader.set_shader_parameter("trail_texture", trail_update_vp.get_texture().get_rid())
point_shader.set_shader_parameter("agent_texture", point_update_vp.get_texture().get_rid())
view.texture = point_texture.get_rid()
trail_shader.set_shader_parameter("decay_factor", decay_factor)
#trail_shader.set_shader_parameter("trail_texture", pass_viewport.get_texture().get_rid())
# point_shader.set_shader_parameter("sim_texture", pass2_viewport.get_texture().get_rid())
#trail_shader.set_shader_parameter("trail_texture", point_update_vp.get_texture().get_rid())
# point_shader.set_shader_parameter("sim_texture", trail_update_vp.get_texture().get_rid())