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author | Julien Duroure <julien.duroure@gmail.com> | 2020-09-05 16:23:32 +0300 |
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committer | Julien Duroure <julien.duroure@gmail.com> | 2020-09-05 16:23:32 +0300 |
commit | 98672709fc4d73f353f94659f29bedb41cd251a1 (patch) | |
tree | 332e417d362361b77b59222cf0be256419014700 /io_scene_gltf2 | |
parent | 78be5568d974e79aafb7dda178a4c4be38d3e666 (diff) |
glTF exporter: always write texture samplers
Diffstat (limited to 'io_scene_gltf2')
-rwxr-xr-x | io_scene_gltf2/__init__.py | 2 | ||||
-rwxr-xr-x | io_scene_gltf2/blender/exp/gltf2_blender_gather_sampler.py | 41 |
2 files changed, 29 insertions, 14 deletions
diff --git a/io_scene_gltf2/__init__.py b/io_scene_gltf2/__init__.py index 60a9a52c..9d4be397 100755 --- a/io_scene_gltf2/__init__.py +++ b/io_scene_gltf2/__init__.py @@ -15,7 +15,7 @@ bl_info = { 'name': 'glTF 2.0 format', 'author': 'Julien Duroure, Scurest, Norbert Nopper, Urs Hanselmann, Moritz Becher, Benjamin Schmithüsen, Jim Eckerlein, and many external contributors', - "version": (1, 4, 10), + "version": (1, 4, 11), 'blender': (2, 90, 0), 'location': 'File > Import-Export', 'description': 'Import-Export as glTF 2.0', diff --git a/io_scene_gltf2/blender/exp/gltf2_blender_gather_sampler.py b/io_scene_gltf2/blender/exp/gltf2_blender_gather_sampler.py index a7fd2def..ecf3e273 100755 --- a/io_scene_gltf2/blender/exp/gltf2_blender_gather_sampler.py +++ b/io_scene_gltf2/blender/exp/gltf2_blender_gather_sampler.py @@ -16,13 +16,11 @@ import bpy from io_scene_gltf2.io.com import gltf2_io from io_scene_gltf2.blender.exp.gltf2_blender_gather_cache import cached from io_scene_gltf2.io.exp.gltf2_io_user_extensions import export_user_extensions +from io_scene_gltf2.io.com.gltf2_io_constants import TextureFilter, TextureWrap @cached def gather_sampler(blender_shader_node: bpy.types.Node, export_settings): - if not __filter_sampler(blender_shader_node, export_settings): - return None - sampler = gltf2_io.Sampler( extensions=__gather_extensions(blender_shader_node, export_settings), extras=__gather_extras(blender_shader_node, export_settings), @@ -35,13 +33,30 @@ def gather_sampler(blender_shader_node: bpy.types.Node, export_settings): export_user_extensions('gather_sampler_hook', export_settings, sampler, blender_shader_node) + if not sampler.extensions and not sampler.extras and not sampler.name: + return __sampler_by_value( + sampler.mag_filter, + sampler.min_filter, + sampler.wrap_s, + sampler.wrap_t, + export_settings, + ) + return sampler -def __filter_sampler(blender_shader_node, export_settings): - if not blender_shader_node.interpolation == 'Closest' and not blender_shader_node.extension == 'EXTEND': - return False - return True +@cached +def __sampler_by_value(mag_filter, min_filter, wrap_s, wrap_t, export_settings): + # @cached function to dedupe samplers with the same settings. + return gltf2_io.Sampler( + extensions=None, + extras=None, + mag_filter=mag_filter, + min_filter=min_filter, + name=None, + wrap_s=wrap_s, + wrap_t=wrap_t, + ) def __gather_extensions(blender_shader_node, export_settings): @@ -54,14 +69,14 @@ def __gather_extras(blender_shader_node, export_settings): def __gather_mag_filter(blender_shader_node, export_settings): if blender_shader_node.interpolation == 'Closest': - return 9728 # NEAREST - return 9729 # LINEAR + return TextureFilter.Nearest + return TextureFilter.Linear def __gather_min_filter(blender_shader_node, export_settings): if blender_shader_node.interpolation == 'Closest': - return 9984 # NEAREST_MIPMAP_NEAREST - return 9986 # NEAREST_MIPMAP_LINEAR + return TextureFilter.NearestMipmapNearest + return TextureFilter.NearestMipmapLinear def __gather_name(blender_shader_node, export_settings): @@ -70,11 +85,11 @@ def __gather_name(blender_shader_node, export_settings): def __gather_wrap_s(blender_shader_node, export_settings): if blender_shader_node.extension == 'EXTEND': - return 33071 + return TextureWrap.ClampToEdge return None def __gather_wrap_t(blender_shader_node, export_settings): if blender_shader_node.extension == 'EXTEND': - return 33071 + return TextureWrap.ClampToEdge return None |