zacharie/seeding-planets
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working with new sprites

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This commit is contained in:
Altaezio
2026-02-18 18:25:43 +01:00
parent fb8a2da4ff
commit 35004684f4
100 changed files with 1244 additions and 951 deletions
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111
entities/plants/scripts/texture_builder/plant_texture_builder.gd
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@@ -16,6 +16,20 @@ const PLACEHOLDER_GROWING_TEXTURE: Texture = preload("res://entities/plants/asse
var rng := RandomNumberGenerator.new()
func random_ind(array: Array) -> int:
return rng.randi_range(0, array.size() - 1)
func pick_random(array: Array) -> Variant:
return array[random_ind(array)]
func shuffle(array: Array):
var available_ind := 0
for i in range(array.size()):
var temp = array[available_ind]
var picked_ind := rng.randi_range(available_ind, array.size() - 1)
array[available_ind] = array[picked_ind]
array[picked_ind] = temp
func build_seed_texture(_random_seed: int) -> Texture:
return PLACEHOLDER_SEED_TEXTURE
@@ -25,13 +39,10 @@ func build_plant_texture(plant_data: PlantData) -> Texture:
var mature_texture: Texture = PLACEHOLDER_MATURE_TEXTURE
var mature_image: Image = Image.create_empty(IMAGE_WIDTH, IMAGE_HEIGHT, false, Image.FORMAT_RGBA8)
var mature_image_center: Vector2i = 0.5 * mature_image.get_size()
var branch_parts: Array[PlantPart]
var base_part: PlantPart
var available_base_attaches: Array[Vector2]
var available_base_bottom_attach: Array[Vector2]
var branch_attaches: Array[Vector2]
var branch_root: Array[Vector2]
var branch_parent_attach: Array[Vector2]
var base_image_coord: Vector2i
var available_attaches: Array[PlantAttach]
var parent_image_coords: Array[Vector2]
var parts_to_place: Array[PlantPart]
match plant_data.get_state():
@@ -46,13 +57,14 @@ func build_plant_texture(plant_data: PlantData) -> Texture:
var base_image = base_part.texture.get_image()
var base_image_center: Vector2i = 0.5 * base_image.get_size()
mature_image.blend_rect(base_image, Rect2i(Vector2i.ZERO, base_image.get_size()), mature_image_center - base_image_center - Vector2i(base_part.root))
base_image_coord = mature_image_center - Vector2i(base_part.root.position)
mature_image.blend_rect(base_image, Rect2i(Vector2i.ZERO, base_image.get_size()), base_image_coord - base_image_center)
if branches.size() == 0:
printerr("No branches in archetype")
# var branch_parts: Array[PlantPart] = parts_archetype_associations[plant_archetype].branches
for i in n_branches:
branch_parts.append(pick_random(branches))
parts_to_place.append(pick_random(branches))
for m in plant_data.mutations:
print("mutations: ", m.id)
@@ -73,7 +85,8 @@ func build_plant_texture(plant_data: PlantData) -> Texture:
var base_image = base_part.texture.get_image()
var base_image_center: Vector2i = 0.5 * base_image.get_size()
mature_image.blend_rect(base_image, Rect2i(Vector2i.ZERO, base_image.get_size()), mature_image_center - base_image_center - Vector2i(base_part.root))
base_image_coord = mature_image_center - Vector2i(base_part.root.position)
mature_image.blend_rect(base_image, Rect2i(Vector2i.ZERO, base_image.get_size()), base_image_coord - base_image_center)
for m in plant_data.mutations:
print("mutations: ", m.id)
@@ -85,74 +98,34 @@ func build_plant_texture(plant_data: PlantData) -> Texture:
print("Not handled state")
return null
available_base_attaches = base_part.attaches.duplicate()
available_base_bottom_attach = base_part.bottom_attaches.duplicate()
assert(branch_parts.size() <= base_part.attaches.size(),
str("More branches (", branch_parts.size(), ") than base attaches (", base_part.attaches.size(), ")"))
for branch in branch_parts:
if available_base_attaches.size() == 0:
break
var ind: int = rng.randi_range(0, available_base_attaches.size() - 1)
var attach: Vector2 = available_base_attaches.pop_at(ind)
var branch_image: Image = branch.texture.get_image()
var branch_image_center: Vector2i = 0.5 * branch_image.get_size()
mature_image.blend_rect(branch_image, Rect2i(Vector2i.ZERO, branch.texture.get_size()), mature_image_center - branch_image_center + Vector2i(attach - branch.root - base_part.root))
for branch_attach in branch.attaches:
branch_attaches.append(branch_attach)
branch_root.append(branch.root)
branch_parent_attach.append(attach)
if parts_to_place.size() > branch_attaches.size() + base_part.attaches.size() - branch_parts.size():
printerr("ERROR generating : Parts to place : ", parts_to_place.size(),
"; Branch Attaches : ", branch_attaches.size(),
"; Base attaches : ", base_part.attaches.size(),
"; Branch parts : ", branch_parts.size())
available_attaches = base_part.attaches.duplicate()
parent_image_coords.resize(available_attaches.size())
parent_image_coords.fill(base_image_coord)
for part: PlantPart in parts_to_place:
print("create part")
var attach: Vector2
var parent_root: Vector2
var chosen_attach_type: int = 0
var attachables: Array[int]
if part.base_attachable && available_base_attaches.size() > 0:
attachables.append(1)
if part.bottom_attachable && available_base_bottom_attach.size() > 0:
attachables.append(2)
if part.branch_attachable && branch_attaches.size() > 0:
attachables.append(3)
# assert(attachables.size() > 0)
if attachables.size() == 0:
print("No attach available")
print("Add part : ", part.resource_name)
var ind := find_random_matching_attach_ind(part.root, available_attaches)
if ind == -1:
printerr("No attach found")
continue
chosen_attach_type = pick_random(attachables)
if chosen_attach_type == 1: # base attach
var ind := rng.randi_range(0, available_base_attaches.size() - 1)
attach = available_base_attaches.pop_at(ind)
parent_root = base_part.root
elif chosen_attach_type == 2: # bottom
var ind := rng.randi_range(0, available_base_bottom_attach.size() - 1)
attach = available_base_bottom_attach.pop_at(ind)
parent_root = base_part.root
elif chosen_attach_type == 3: # branch
var ind := rng.randi_range(0, branch_attaches.size() - 1)
attach = branch_attaches.pop_at(ind) - branch_root.pop_at(ind) + branch_parent_attach.pop_at(ind)
parent_root = base_part.root
var attach: PlantAttach = available_attaches.pop_at(ind)
var parent_image_coord: Vector2i = parent_image_coords.pop_at(ind)
var part_image: Image = part.texture.get_image()
var part_image_center: Vector2i = 0.5 * part_image.get_size()
var relative_root_centered_pos: Vector2 = Vector2(mature_image_center - part_image_center) - part.root
mature_image.blend_rect(part_image, Rect2i(Vector2i.ZERO, part.texture.get_size()), relative_root_centered_pos + attach - parent_root)
var part_image_coord: Vector2i = parent_image_coord + Vector2i(attach.position - part.root.position)
mature_image.blend_rect(part_image, Rect2i(Vector2i.ZERO, part.texture.get_size()), part_image_coord - part_image_center)
for sub_attach in part.attaches:
available_attaches.append(sub_attach)
parent_image_coords.append(part_image_coord)
if rng.randi() % 2 == 0:
mature_image.flip_x()
mature_texture = ImageTexture.create_from_image(mature_image)
return mature_texture
func pick_random(array: Array):
return array[rng.randi_range(0, array.size() - 1)]
## returns -1 if not found
func find_random_matching_attach_ind(attach_to_match: PlantAttach, array: Array[PlantAttach]) -> int:
var indices: Array = range(array.size())
shuffle(indices)
return indices.find_custom(func(i): return array[i].attach_types.any(func(type): return attach_to_match.attach_types.has(type)))