diff options
Diffstat (limited to 'uv_magic_uv/impl/world_scale_uv_impl.py')
| -rw-r--r-- | uv_magic_uv/impl/world_scale_uv_impl.py | 383 |
1 files changed, 0 insertions, 383 deletions
diff --git a/uv_magic_uv/impl/world_scale_uv_impl.py b/uv_magic_uv/impl/world_scale_uv_impl.py deleted file mode 100644 index 3f376f0d..00000000 --- a/uv_magic_uv/impl/world_scale_uv_impl.py +++ /dev/null @@ -1,383 +0,0 @@ -# <pep8-80 compliant> - -# ##### BEGIN GPL LICENSE BLOCK ##### -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License -# as published by the Free Software Foundation; either version 2 -# of the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software Foundation, -# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. -# -# ##### END GPL LICENSE BLOCK ##### - -__author__ = "McBuff, Nutti <nutti.metro@gmail.com>" -__status__ = "production" -__version__ = "5.2" -__date__ = "17 Nov 2018" - -from math import sqrt - -import bmesh -from mathutils import Vector - -from .. import common - - -def _is_valid_context(context): - obj = context.object - - # only edit mode is allowed to execute - if obj is None: - return False - if obj.type != 'MESH': - return False - if context.object.mode != 'EDIT': - return False - - # only 'VIEW_3D' space is allowed to execute - for space in context.area.spaces: - if space.type == 'VIEW_3D': - break - else: - return False - - return True - - -def _measure_wsuv_info(obj, tex_size=None): - mesh_area = common.measure_mesh_area(obj) - if common.check_version(2, 80, 0) >= 0: - uv_area = common.measure_uv_area(obj, tex_size) - else: - uv_area = common.measure_uv_area_legacy(obj, tex_size) - - if not uv_area: - return None, mesh_area, None - - if mesh_area == 0.0: - density = 0.0 - else: - density = sqrt(uv_area) / sqrt(mesh_area) - - return uv_area, mesh_area, density - - -def _apply(obj, origin, factor): - bm = bmesh.from_edit_mesh(obj.data) - if common.check_version(2, 73, 0) >= 0: - bm.verts.ensure_lookup_table() - bm.edges.ensure_lookup_table() - bm.faces.ensure_lookup_table() - - sel_faces = [f for f in bm.faces if f.select] - - uv_layer = bm.loops.layers.uv.verify() - - # calculate origin - if origin == 'CENTER': - origin = Vector((0.0, 0.0)) - num = 0 - for f in sel_faces: - for l in f.loops: - uv = l[uv_layer].uv - origin = origin + uv - num = num + 1 - origin = origin / num - elif origin == 'LEFT_TOP': - origin = Vector((100000.0, -100000.0)) - for f in sel_faces: - for l in f.loops: - uv = l[uv_layer].uv - origin.x = min(origin.x, uv.x) - origin.y = max(origin.y, uv.y) - elif origin == 'LEFT_CENTER': - origin = Vector((100000.0, 0.0)) - num = 0 - for f in sel_faces: - for l in f.loops: - uv = l[uv_layer].uv - origin.x = min(origin.x, uv.x) - origin.y = origin.y + uv.y - num = num + 1 - origin.y = origin.y / num - elif origin == 'LEFT_BOTTOM': - origin = Vector((100000.0, 100000.0)) - for f in sel_faces: - for l in f.loops: - uv = l[uv_layer].uv - origin.x = min(origin.x, uv.x) - origin.y = min(origin.y, uv.y) - elif origin == 'CENTER_TOP': - origin = Vector((0.0, -100000.0)) - num = 0 - for f in sel_faces: - for l in f.loops: - uv = l[uv_layer].uv - origin.x = origin.x + uv.x - origin.y = max(origin.y, uv.y) - num = num + 1 - origin.x = origin.x / num - elif origin == 'CENTER_BOTTOM': - origin = Vector((0.0, 100000.0)) - num = 0 - for f in sel_faces: - for l in f.loops: - uv = l[uv_layer].uv - origin.x = origin.x + uv.x - origin.y = min(origin.y, uv.y) - num = num + 1 - origin.x = origin.x / num - elif origin == 'RIGHT_TOP': - origin = Vector((-100000.0, -100000.0)) - for f in sel_faces: - for l in f.loops: - uv = l[uv_layer].uv - origin.x = max(origin.x, uv.x) - origin.y = max(origin.y, uv.y) - elif origin == 'RIGHT_CENTER': - origin = Vector((-100000.0, 0.0)) - num = 0 - for f in sel_faces: - for l in f.loops: - uv = l[uv_layer].uv - origin.x = max(origin.x, uv.x) - origin.y = origin.y + uv.y - num = num + 1 - origin.y = origin.y / num - elif origin == 'RIGHT_BOTTOM': - origin = Vector((-100000.0, 100000.0)) - for f in sel_faces: - for l in f.loops: - uv = l[uv_layer].uv - origin.x = max(origin.x, uv.x) - origin.y = min(origin.y, uv.y) - - # update UV coordinate - for f in sel_faces: - for l in f.loops: - uv = l[uv_layer].uv - diff = uv - origin - l[uv_layer].uv = origin + diff * factor - - bmesh.update_edit_mesh(obj.data) - - -class MeasureImpl: - @classmethod - def poll(cls, context): - # we can not get area/space/region from console - if common.is_console_mode(): - return True - return _is_valid_context(context) - - def execute(self, ops_obj, context): - sc = context.scene - obj = context.active_object - - uv_area, mesh_area, density = _measure_wsuv_info(obj) - if not uv_area: - ops_obj.report({'WARNING'}, - "Object must have more than one UV map and texture") - return {'CANCELLED'} - - sc.muv_world_scale_uv_src_uv_area = uv_area - sc.muv_world_scale_uv_src_mesh_area = mesh_area - sc.muv_world_scale_uv_src_density = density - - ops_obj.report({'INFO'}, - "UV Area: {0}, Mesh Area: {1}, Texel Density: {2}" - .format(uv_area, mesh_area, density)) - - return {'FINISHED'} - - -class ApplyManualImpl: - @classmethod - def poll(cls, context): - # we can not get area/space/region from console - if common.is_console_mode(): - return True - return _is_valid_context(context) - - def __apply_manual(self, ops_obj, context): - obj = context.active_object - bm = bmesh.from_edit_mesh(obj.data) - if common.check_version(2, 73, 0) >= 0: - bm.verts.ensure_lookup_table() - bm.edges.ensure_lookup_table() - bm.faces.ensure_lookup_table() - - tex_size = ops_obj.tgt_texture_size - uv_area, _, density = _measure_wsuv_info(obj, tex_size) - if not uv_area: - ops_obj.report({'WARNING'}, - "Object must have more than one UV map") - return {'CANCELLED'} - - tgt_density = ops_obj.tgt_density - factor = tgt_density / density - - _apply(context.active_object, ops_obj.origin, factor) - ops_obj.report({'INFO'}, "Scaling factor: {0}".format(factor)) - - return {'FINISHED'} - - def draw(self, ops_obj, _): - layout = ops_obj.layout - - layout.prop(ops_obj, "tgt_density") - layout.prop(ops_obj, "tgt_texture_size") - layout.prop(ops_obj, "origin") - - layout.separator() - - def invoke(self, ops_obj, context, _): - if ops_obj.show_dialog: - wm = context.window_manager - return wm.invoke_props_dialog(ops_obj) - - return ops_obj.execute(context) - - def execute(self, ops_obj, context): - return self.__apply_manual(ops_obj, context) - - -class ApplyScalingDensityImpl: - @classmethod - def poll(cls, context): - # we can not get area/space/region from console - if common.is_console_mode(): - return True - return _is_valid_context(context) - - def __apply_scaling_density(self, ops_obj, context): - obj = context.active_object - bm = bmesh.from_edit_mesh(obj.data) - if common.check_version(2, 73, 0) >= 0: - bm.verts.ensure_lookup_table() - bm.edges.ensure_lookup_table() - bm.faces.ensure_lookup_table() - - uv_area, _, density = _measure_wsuv_info(obj) - if not uv_area: - ops_obj.report({'WARNING'}, - "Object must have more than one UV map and texture") - return {'CANCELLED'} - - tgt_density = ops_obj.src_density * ops_obj.tgt_scaling_factor - factor = tgt_density / density - - _apply(context.active_object, ops_obj.origin, factor) - ops_obj.report({'INFO'}, "Scaling factor: {0}".format(factor)) - - return {'FINISHED'} - - def draw(self, ops_obj, _): - layout = ops_obj.layout - - layout.label(text="Source:") - col = layout.column() - col.prop(ops_obj, "src_density") - col.enabled = False - - layout.separator() - - if not ops_obj.same_density: - layout.prop(ops_obj, "tgt_scaling_factor") - layout.prop(ops_obj, "origin") - - layout.separator() - - def invoke(self, ops_obj, context, _): - sc = context.scene - - if ops_obj.show_dialog: - wm = context.window_manager - - if ops_obj.same_density: - ops_obj.tgt_scaling_factor = 1.0 - else: - ops_obj.tgt_scaling_factor = \ - sc.muv_world_scale_uv_tgt_scaling_factor - ops_obj.src_density = sc.muv_world_scale_uv_src_density - - return wm.invoke_props_dialog(ops_obj) - - return ops_obj.execute(context) - - def execute(self, ops_obj, context): - if ops_obj.same_density: - ops_obj.tgt_scaling_factor = 1.0 - - return self.__apply_scaling_density(ops_obj, context) - - -class ApplyProportionalToMeshImpl: - @classmethod - def poll(cls, context): - # we can not get area/space/region from console - if common.is_console_mode(): - return True - return _is_valid_context(context) - - def __apply_proportional_to_mesh(self, ops_obj, context): - obj = context.active_object - bm = bmesh.from_edit_mesh(obj.data) - if common.check_version(2, 73, 0) >= 0: - bm.verts.ensure_lookup_table() - bm.edges.ensure_lookup_table() - bm.faces.ensure_lookup_table() - - uv_area, mesh_area, density = _measure_wsuv_info(obj) - if not uv_area: - ops_obj.report({'WARNING'}, - "Object must have more than one UV map and texture") - return {'CANCELLED'} - - tgt_density = ops_obj.src_density * sqrt(mesh_area) / sqrt( - ops_obj.src_mesh_area) - - factor = tgt_density / density - - _apply(context.active_object, ops_obj.origin, factor) - ops_obj.report({'INFO'}, "Scaling factor: {0}".format(factor)) - - return {'FINISHED'} - - def draw(self, ops_obj, _): - layout = ops_obj.layout - - layout.label(text="Source:") - col = layout.column(align=True) - col.prop(ops_obj, "src_density") - col.prop(ops_obj, "src_uv_area") - col.prop(ops_obj, "src_mesh_area") - col.enabled = False - - layout.separator() - layout.prop(ops_obj, "origin") - - layout.separator() - - def invoke(self, ops_obj, context, _): - if ops_obj.show_dialog: - wm = context.window_manager - sc = context.scene - - ops_obj.src_density = sc.muv_world_scale_uv_src_density - ops_obj.src_mesh_area = sc.muv_world_scale_uv_src_mesh_area - - return wm.invoke_props_dialog(ops_obj) - - return ops_obj.execute(context) - - def execute(self, ops_obj, context): - return self.__apply_proportional_to_mesh(ops_obj, context) |