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Patch_2

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Onek8
2026-02-24 17:35:26 -08:00
parent 1c3c30e6ce
commit d45c632dcd
28 changed files with 1982 additions and 97 deletions
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19
leenkx/blender/lnx/material/make.py
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@ -8,6 +8,7 @@ import lnx.log as log
import lnx.material.cycles as cycles
import lnx.material.make_shader as make_shader
import lnx.material.mat_batch as mat_batch
import lnx.material.mat_state as mat_state
import lnx.material.mat_utils as mat_utils
import lnx.node_utils
import lnx.utils
@ -17,6 +18,7 @@ if lnx.is_reload(__name__):
cycles = lnx.reload_module(cycles)
make_shader = lnx.reload_module(make_shader)
mat_batch = lnx.reload_module(mat_batch)
mat_state = lnx.reload_module(mat_state)
mat_utils = lnx.reload_module(mat_utils)
lnx.node_utils = lnx.reload_module(lnx.node_utils)
lnx.utils = lnx.reload_module(lnx.utils)
@ -60,6 +62,7 @@ def parse(material: Material, mat_data, mat_users: Dict[Material, List[Object]],
shader_data_name = material.lnx_custom_material
bind_constants = {'mesh': []}
bind_textures = {'mesh': []}
mat_uses_sss = False
make_shader.make_instancing_and_skinning(material, mat_users)
@ -77,10 +80,11 @@ def parse(material: Material, mat_data, mat_users: Dict[Material, List[Object]],
log.warn(f'Material "{material.name}": skipping export of bind texture at slot {idx + 1} ("{item.uniform_name}") with no image selected')
elif not wrd.lnx_batch_materials or material.name.startswith('lnxdefault'):
rpasses, shader_data, shader_data_name, bind_constants, bind_textures = make_shader.build(material, mat_users, mat_lnxusers)
rpasses, shader_data, shader_data_name, bind_constants, bind_textures, mat_uses_sss = make_shader.build(material, mat_users, mat_lnxusers)
sd = shader_data.sd
else:
rpasses, shader_data, shader_data_name, bind_constants, bind_textures = mat_batch.get(material)
result = mat_batch.get(material)
rpasses, shader_data, shader_data_name, bind_constants, bind_textures, mat_uses_sss = result
sd = shader_data.sd
sss_used = False
@ -106,9 +110,12 @@ def parse(material: Material, mat_data, mat_users: Dict[Material, List[Object]],
elif rpdat.rp_sss_state != 'Off':
const = {'name': 'materialID'}
if needs_sss:
# Use per-material SSS flag from shader build
if mat_uses_sss:
const['intValue'] = 2
sss_used = True
if '_SSS' not in wrd.world_defs:
wrd.world_defs += '_SSS'
else:
const['intValue'] = 0
c['bind_constants'].append(const)
@ -167,4 +174,10 @@ def material_needs_sss(material: Material) -> bool:
if sss_node is not None and sss_node.outputs[0].is_linked and (sss_node.inputs[8].is_linked or sss_node.inputs[8].default_value != 0.0):
return True
for principled_node in lnx.node_utils.iter_nodes_by_type(material.node_tree, 'BSDF_PRINCIPLED'):
if principled_node is not None and principled_node.outputs[0].is_linked:
sss_input = principled_node.inputs.get('Subsurface Weight') or principled_node.inputs.get('Subsurface')
if sss_input is not None and (sss_input.is_linked or sss_input.default_value > 0.0):
return True
return False