Rijad Zuzo
139 lines
3.8 KiB
GDScript
139 lines
3.8 KiB
GDScript
class_name ForestEdgeResourceCluster
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extends TerrainResourceCluster
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const FERN_OFFSETS := [
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Vector3(-5.4, 0.0, 1.8),
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Vector3(-3.2, 0.0, -1.7),
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Vector3(-1.3, 0.0, 2.9),
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Vector3(1.1, 0.0, -2.8),
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Vector3(2.8, 0.0, 1.4),
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Vector3(4.8, 0.0, -3.1),
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Vector3(6.2, 0.0, 2.5),
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Vector3(8.5, 0.0, -1.2),
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Vector3(10.6, 0.0, 1.0),
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Vector3(-7.4, 0.0, -2.9),
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]
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const MUSHROOM_OFFSETS := [
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Vector3(-4.4, 0.0, -0.2),
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Vector3(-2.1, 0.0, 1.2),
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Vector3(0.3, 0.0, -3.5),
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Vector3(2.2, 0.0, 3.2),
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Vector3(5.0, 0.0, 0.2),
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Vector3(7.1, 0.0, -2.8),
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Vector3(9.3, 0.0, 2.6),
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Vector3(-6.5, 0.0, 2.9),
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]
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const STONE_OFFSETS := [
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Vector3(-6.8, 0.0, 0.2),
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Vector3(-2.7, 0.0, -3.4),
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Vector3(0.7, 0.0, 0.4),
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Vector3(4.0, 0.0, 3.5),
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Vector3(7.8, 0.0, 0.8),
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Vector3(10.8, 0.0, -2.2),
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]
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func _build_understory() -> void:
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var fern_material := StandardMaterial3D.new()
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fern_material.albedo_color = Color("#2f5935")
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fern_material.roughness = 0.95
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fern_material.cull_mode = BaseMaterial3D.CULL_DISABLED
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_assign_multimesh(
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$DecorativeInstances/Understory/FernClumps,
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_create_fern_mesh(fern_material),
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FERN_OFFSETS,
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Vector3(0.86, 0.86, 0.86),
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0.03
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)
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_assign_multimesh(
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$DecorativeInstances/Understory/MushroomClumps,
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_create_mushroom_mesh(),
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MUSHROOM_OFFSETS,
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Vector3(1.0, 1.0, 1.0),
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0.02
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)
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var stone_mesh := SphereMesh.new()
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stone_mesh.radius = 1.0
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stone_mesh.height = 2.0
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stone_mesh.radial_segments = 8
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stone_mesh.rings = 4
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var stone_material := StandardMaterial3D.new()
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stone_material.albedo_color = Color("#68695d")
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stone_material.roughness = 0.97
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stone_mesh.material = stone_material
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_assign_multimesh(
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$DecorativeInstances/Understory/ForestStones,
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stone_mesh,
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STONE_OFFSETS,
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Vector3(0.55, 0.22, 0.4),
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0.2
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)
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func _create_mushroom_mesh() -> ArrayMesh:
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var vertices := PackedVector3Array()
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var normals := PackedVector3Array()
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var colors := PackedColorArray()
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var segment_count := 8
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var stem_color := Color("#e8d8ae")
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var cap_color := Color("#d98142")
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var cap_under_color := Color("#b85f35")
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for segment in segment_count:
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var angle_a := float(segment) / segment_count * TAU
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var angle_b := float(segment + 1) / segment_count * TAU
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var normal_a := Vector3(cos(angle_a), 0.0, sin(angle_a))
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var normal_b := Vector3(cos(angle_b), 0.0, sin(angle_b))
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var stem_bottom_a := normal_a * 0.065
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var stem_bottom_b := normal_b * 0.065
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var stem_top_a := normal_a * 0.045 + Vector3.UP * 0.3
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var stem_top_b := normal_b * 0.045 + Vector3.UP * 0.3
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(
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vertices
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. append_array(
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[
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stem_bottom_a,
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stem_bottom_b,
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stem_top_b,
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stem_bottom_a,
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stem_top_b,
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stem_top_a,
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]
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)
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)
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normals.append_array([normal_a, normal_b, normal_b, normal_a, normal_b, normal_a])
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for _vertex in 6:
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colors.append(stem_color)
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var cap_ring_a := normal_a * 0.24 + Vector3.UP * 0.3
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var cap_ring_b := normal_b * 0.24 + Vector3.UP * 0.3
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var cap_top := Vector3.UP * 0.48
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var cap_normal := (
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Vector3(
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cos((angle_a + angle_b) * 0.5) * 0.55, 0.82, sin((angle_a + angle_b) * 0.5) * 0.55
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)
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. normalized()
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)
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vertices.append_array([cap_top, cap_ring_b, cap_ring_a])
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normals.append_array([cap_normal, cap_normal, cap_normal])
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colors.append_array([cap_color, cap_color, cap_color])
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vertices.append_array([Vector3.UP * 0.29, cap_ring_a, cap_ring_b])
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normals.append_array([Vector3.DOWN, Vector3.DOWN, Vector3.DOWN])
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colors.append_array([cap_under_color, cap_under_color, cap_under_color])
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var arrays := []
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arrays.resize(Mesh.ARRAY_MAX)
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arrays[Mesh.ARRAY_VERTEX] = vertices
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arrays[Mesh.ARRAY_NORMAL] = normals
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arrays[Mesh.ARRAY_COLOR] = colors
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var material := StandardMaterial3D.new()
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material.albedo_color = Color.WHITE
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material.vertex_color_use_as_albedo = true
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material.roughness = 0.88
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var mesh := ArrayMesh.new()
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mesh.add_surface_from_arrays(Mesh.PRIMITIVE_TRIANGLES, arrays)
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mesh.surface_set_material(0, material)
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return mesh
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