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Reflection shader support

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This commit is contained in:
Jack Andersen
2017-03-25 19:51:58 -10:00
parent d92ba13405
commit b860d962ae
10 changed files with 251 additions and 76 deletions
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16
hecl/blender/hecl/hmdl/HMDLShader.py
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@@ -325,6 +325,17 @@ def recursive_alpha_trace(mat_obj, mesh_obj, tex_list, node, socket=None):
raise RuntimeError("HMDL is unable to process '{0}' shader nodes in '{1}'".format(node.type, mat_obj.name))
# Trace indirect node structure
def indirect_trace(mat_obj, mesh_obj, tex_list, node):
if node.type == 'OUTPUT':
if node.inputs['Color'].is_linked:
tex_node = node.inputs['Color'].links[0].from_node
if tex_node.type != 'TEXTURE':
raise RuntimeError("HMDL *requires* that an indirect output node is directly connected to TEXTURE")
if not tex_node.texture or not hasattr(tex_node.texture, 'name'):
raise RuntimeError("HMDL texture nodes must specify a texture object")
get_texmap_idx(tex_list, tex_node.texture.name)
def shader(mat_obj, mesh_obj):
@@ -342,6 +353,11 @@ def shader(mat_obj, mesh_obj):
color_trace_result = recursive_color_trace(mat_obj, mesh_obj, tex_list, output_node)
alpha_trace_result = recursive_alpha_trace(mat_obj, mesh_obj, tex_list, output_node)
# Trace indirect reflection texture
if 'IndirectOutput' in mat_obj.node_tree.nodes:
ind_out_node = mat_obj.node_tree.nodes['IndirectOutput']
indirect_trace(mat_obj, mesh_obj, tex_list, ind_out_node)
# Resolve texture paths
tex_paths = [get_texture_path(name) for name in tex_list]