armory/blender/arm/material/make.py
2017-07-07 18:21:44 +02:00

99 lines
4 KiB
Python
Executable file

import bpy
import arm.utils
import arm.nodes
import arm.material.make_shader as make_shader
import arm.material.mat_batch as mat_batch
import arm.material.mat_state as mat_state
import arm.material.make_texture as make_texture
def glsltype(t): # Merge with cycles
if t == 'RGB' or t == 'RGBA' or t == 'VECTOR':
return 'vec3'
else:
return 'float'
def glslvalue(val):
if str(type(val)) == "<class 'bpy_prop_array'>":
res = []
for v in val:
res.append(v)
return res
else:
return val
def parse(material, mat_data, mat_users, mat_armusers, rid):
wrd = bpy.data.worlds['Arm']
# No batch - shader data per material
if not wrd.arm_batch_materials or material.name.startswith('armdefault'):
rpasses, shader_data, shader_data_name, bind_constants, bind_textures = make_shader.build(material, mat_users, mat_armusers, rid)
else:
rpasses, shader_data, shader_data_name, bind_constants, bind_textures = mat_batch.get(material)
# Material
for rp in rpasses:
c = {}
c['name'] = rp
c['bind_constants'] = [] + bind_constants[rp]
c['bind_textures'] = [] + bind_textures[rp]
mat_data['contexts'].append(c)
if rp == 'mesh':
const = {}
const['name'] = 'receiveShadow'
const['bool'] = material.receive_shadow
c['bind_constants'].append(const)
if bpy.data.cameras[0].rp_sss_state == 'On':
sss = False
sss_node = arm.nodes.get_node_by_type(material.node_tree, 'SUBSURFACE_SCATTERING')
if sss_node != None and sss_node.outputs[0].is_linked: # Check linked node
sss = True
sss_node = arm.nodes.get_node_by_type(material.node_tree, 'BSDF_PRINCIPLED')
if sss_node != None and sss_node.outputs[0].is_linked and (sss_node.inputs[1].is_linked or sss_node.inputs[1].default_value != 0.0):
sss = True
sss_node = arm.nodes.get_node_armorypbr(material.node_tree)
if sss_node != None and sss_node.outputs[0].is_linked and (sss_node.inputs[10].is_linked or sss_node.inputs[10].default_value != 0.0):
sss = True
if sss:
const = {}
const['name'] = 'materialID'
const['int'] = 2
c['bind_constants'].append(const)
# TODO: Mesh only material batching
if wrd.arm_batch_materials:
# Set textures uniforms
if len(c['bind_textures']) > 0:
c['bind_textures'] = []
for node in material.node_tree.nodes:
if node.type == 'TEX_IMAGE':
tex_name = arm.utils.safesrc(node.name)
tex = make_texture.make(node, tex_name)
if tex == None: # Empty texture
tex = {}
tex['name'] = tex_name
tex['file'] = ''
c['bind_textures'].append(tex)
# Set marked inputs as uniforms
for node in material.node_tree.nodes:
for inp in node.inputs:
if inp.is_uniform:
uname = arm.utils.safesrc(inp.node.name) + arm.utils.safesrc(inp.name) # Merge with cycles
const = {}
const['name'] = uname
const[glsltype(inp.type)] = glslvalue(inp.default_value)
c['bind_constants'].append(const)
elif rp == 'translucent':
const = {}
const['name'] = 'receiveShadow'
const['bool'] = material.receive_shadow
c['bind_constants'].append(const)
mat_data['shader'] = shader_data_name + '/' + shader_data_name
return shader_data.sd, rpasses