mirror of
https://github.com/ElHombreAlex/FTL-Faster-Than-Light-VR.git
synced 2026-10-06 01:00:06 +02:00
104 lines
4.7 KiB
GDScript
104 lines
4.7 KiB
GDScript
extends Node3D
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const Voxels = preload("res://scripts/voxel_mesh.gd")
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const MAX_HAZARDS := 128
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static var shared_visuals: Dictionary = {}
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var flame_outer: MultiMeshInstance3D
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var flame_inner: MultiMeshInstance3D
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var breaches: MultiMeshInstance3D
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var air_streams: MultiMeshInstance3D
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var fire_points: Array[Vector3] = []
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var breach_points: Array[Vector3] = []
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var animation_time := 0.0
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var native_signature := ""
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func build() -> void:
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# Shared meshes and materials: no particles, lights, or per-frame mesh rebuilds.
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flame_outer = _batch("FireOuter", [
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Voxels.block(Vector3(0, 0.016, 0), Vector3(0.074, 0.032, 0.061), Color("df4225")),
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Voxels.block(Vector3(0.010, 0.049, 0.005), Vector3(0.051, 0.035, 0.043), Color("ff842f")),
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Voxels.block(Vector3(-0.008, 0.079, 0), Vector3(0.024, 0.027, 0.026), Color("ffb64a")),
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Voxels.block(Vector3(0.020, 0.098, 0.004), Vector3(0.015, 0.020, 0.013), Color("ffd978"))], true)
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flame_inner = _batch("FireInner", [
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Voxels.block(Vector3(0, 0.019, 0), Vector3(0.038, 0.037, 0.039), Color("ffde80")),
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Voxels.block(Vector3(-0.004, 0.045, 0), Vector3(0.019, 0.028, 0.022), Color("fff1b3"))], true)
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var breach_blocks := [Voxels.block(Vector3(0, 0.0, 0), Vector3(0.085, 0.003, 0.085), Color("090f17"))]
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for i in range(8):
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var angle := i * TAU / 8.0
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var radius := 0.046 if i % 2 == 0 else 0.049
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breach_blocks.append(Voxels.block(Vector3(cos(angle) * radius, 0.003, sin(angle) * radius),
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Vector3(0.025, 0.011, 0.021), Color("9a8b77") if i % 2 == 0 else Color("566772")))
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breaches = _batch("HullBreaches", breach_blocks, false)
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air_streams = _batch("BreachAir", [
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Voxels.block(Vector3(-0.018, 0.029, 0), Vector3(0.004, 0.040, 0.004), Color("6c9caa")),
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Voxels.block(Vector3(0.008, 0.044, -0.010), Vector3(0.004, 0.035, 0.004), Color("9ac4cc")),
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Voxels.block(Vector3(0.016, 0.063, 0.014), Vector3(0.004, 0.029, 0.004), Color("6c9caa"))], true)
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func _batch(node_name: String, blocks: Array, emissive: bool) -> MultiMeshInstance3D:
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if not shared_visuals.has(node_name):
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var source: MeshInstance3D = Voxels.make(blocks)
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var material: StandardMaterial3D = source.material_override
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material.shading_mode = BaseMaterial3D.SHADING_MODE_UNSHADED
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material.emission_enabled = emissive
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material.emission = Color("ffab60") if node_name.begins_with("Fire") else Color("527a8b")
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material.emission_energy_multiplier = 0.22
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shared_visuals[node_name] = {"mesh": source.mesh, "material": material}
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source.free()
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var batch := MultiMeshInstance3D.new()
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batch.name = node_name
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batch.multimesh = MultiMesh.new()
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batch.multimesh.transform_format = MultiMesh.TRANSFORM_3D
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batch.multimesh.mesh = shared_visuals[node_name].mesh
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batch.material_override = shared_visuals[node_name].material
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batch.cast_shadow = GeometryInstance3D.SHADOW_CASTING_SETTING_OFF
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add_child(batch)
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return batch
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func set_live(ship: Node3D, data: Dictionary) -> void:
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var fires: Array[Vector3] = []
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var holes: Array[Vector3] = []
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for room in data.get("rooms", []):
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if bool(ship.enemy) and (not bool(ship.inspect_rooms) or not bool(room.get("visible", false))):
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continue
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for point in room.get("fire_tiles", []):
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if fires.size() < MAX_HAZARDS:
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fires.append(ship.pixel_point(point, 0.082))
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for point in room.get("breach_tiles", []):
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if holes.size() < MAX_HAZARDS:
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holes.append(ship.pixel_point(point, 0.082))
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var signature := str(fires) + ":" + str(holes)
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if signature == native_signature:
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return
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native_signature = signature
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fire_points = fires
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breach_points = holes
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flame_outer.multimesh.instance_count = fires.size()
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flame_inner.multimesh.instance_count = fires.size()
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breaches.multimesh.instance_count = holes.size()
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air_streams.multimesh.instance_count = holes.size()
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for i in range(holes.size()):
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breaches.multimesh.set_instance_transform(i, Transform3D(Basis().rotated(Vector3.UP, (i % 4) * PI / 2.0), holes[i]))
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_render_animation()
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func animate(delta: float) -> void:
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if fire_points.is_empty() and breach_points.is_empty():
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return
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animation_time += delta
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_render_animation()
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func _render_animation() -> void:
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for i in range(fire_points.size()):
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var phase := animation_time * 8.5 + i * 2.7
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var outer := Basis().rotated(Vector3.UP, (i % 4) * PI / 2.0)
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outer = Basis(outer.x * (0.92 + sin(phase) * 0.07), outer.y * (0.87 + sin(phase + 0.8) * 0.16), outer.z)
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flame_outer.multimesh.set_instance_transform(i, Transform3D(outer, fire_points[i]))
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flame_inner.multimesh.set_instance_transform(i, Transform3D(Basis().scaled(Vector3(1.0, 0.88 + sin(phase + 1.7) * 0.18, 1.0)), fire_points[i]))
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for i in range(breach_points.size()):
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var phase := fposmod(animation_time * 0.7 + i * 0.19, 1.0)
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air_streams.multimesh.set_instance_transform(i, Transform3D(Basis().scaled(Vector3(1.0, 0.6 + phase * 0.6, 1.0)), breach_points[i] + Vector3.UP * phase * 0.025))
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