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Update for 2.8 

Exports error free.
Set calc_tessface=False in ob.to_mesh
Do not know if that will yield the same result as the previous.
Will have to wait for bug reports if not.
This commit is contained in:
Florian Meyer 2018-10-09 19:12:39 +02:00
parent 96cb6c0668
commit 64d75b0b17
1 changed files with 72 additions and 61 deletions
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133
io_export_pc2.py
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@ -19,8 +19,8 @@
bl_info = {
"name": "Export Pointcache Format(.pc2)",
"author": "Florian Meyer (tstscr)",
"version": (1, 1, 1),
"blender": (2, 71, 0),
"version": (1, 1, 2),
"blender": (2, 80, 0),
"location": "File > Export > Pointcache (.pc2)",
"description": "Export mesh Pointcache data (.pc2)",
"warning": "",
@ -50,9 +50,11 @@ import time
import math
import struct
def get_sampled_frames(start, end, sampling):
return [math.modf(start + x * sampling) for x in range(int((end - start) / sampling) + 1)]
def do_export(context, props, filepath):
mat_x90 = mathutils.Matrix.Rotation(-math.pi/2, 4, 'X')
ob = context.active_object
@ -61,13 +63,13 @@ def do_export(context, props, filepath):
end = props.range_end
sampling = float(props.sampling)
apply_modifiers = props.apply_modifiers
me = ob.to_mesh(sc, apply_modifiers, 'PREVIEW')
me = ob.to_mesh(context.depsgraph, apply_modifiers, calc_tessface=False)
vertCount = len(me.vertices)
sampletimes = get_sampled_frames(start, end, sampling)
sampleCount = len(sampletimes)
# Create the header
headerFormat='<12siiffi'
headerFormat = '<12siiffi'
headerStr = struct.pack(headerFormat, b'POINTCACHE2\0',
1, vertCount, start, sampling, sampleCount)
@ -75,8 +77,10 @@ def do_export(context, props, filepath):
file.write(headerStr)
for frame in sampletimes:
sc.frame_set(int(frame[1]), frame[0]) # stupid modf() gives decimal part first!
me = ob.to_mesh(sc, apply_modifiers, 'PREVIEW')
# stupid modf() gives decimal part first!
sc.frame_set(int(frame[1]), subframe=frame[0])
me = ob.to_mesh(context.depsgraph, apply_modifiers,
calc_tessface=False)
if len(me.vertices) != vertCount:
bpy.data.meshes.remove(me, do_unlink=True)
@ -97,19 +101,18 @@ def do_export(context, props, filepath):
for v in me.vertices:
thisVertex = struct.pack('<fff', float(v.co[0]),
float(v.co[1]),
float(v.co[2]))
float(v.co[1]),
float(v.co[2]))
file.write(thisVertex)
bpy.data.meshes.remove(me, do_unlink=True)
file.flush()
file.close()
return True
###### EXPORT OPERATOR #######
# EXPORT OPERATOR
class Export_pc2(bpy.types.Operator, ExportHelper):
"""Export the active Object as a .pc2 Pointcache file"""
bl_idname = "export_shape.pc2"
@ -117,50 +120,51 @@ class Export_pc2(bpy.types.Operator, ExportHelper):
filename_ext = ".pc2"
rot_x90 = BoolProperty(name="Convert to Y-up",
description="Rotate 90 degrees around X to convert to y-up",
default=True,
)
world_space = BoolProperty(name="Export into Worldspace",
description="Transform the Vertexcoordinates into Worldspace",
default=False,
)
apply_modifiers = BoolProperty(name="Apply Modifiers",
description="Applies the Modifiers",
default=True,
)
range_start = IntProperty(name='Start Frame',
description='First frame to use for Export',
default=1,
)
range_end = IntProperty(name='End Frame',
description='Last frame to use for Export',
default=250,
)
sampling = EnumProperty(name='Sampling',
description='Sampling --> frames per sample (0.1 yields 10 samples per frame)',
items=(('0.01', '0.01', ''),
('0.05', '0.05', ''),
('0.1', '0.1', ''),
('0.2', '0.2', ''),
('0.25', '0.25', ''),
('0.5', '0.5', ''),
('1', '1', ''),
('2', '2', ''),
('3', '3', ''),
('4', '4', ''),
('5', '5', ''),
('10', '10', ''),
),
default='1',
)
rot_x90: BoolProperty(
name="Convert to Y-up",
description="Rotate 90 degrees around X to convert to y-up",
default=True,)
world_space: BoolProperty(
name="Export into Worldspace",
description="Transform the Vertexcoordinates into Worldspace",
default=False,)
apply_modifiers: BoolProperty(
name="Apply Modifiers",
description="Applies the Modifiers",
default=True,)
range_start: IntProperty(
name='Start Frame',
description='First frame to use for Export',
default=1,)
range_end: IntProperty(
name='End Frame',
description='Last frame to use for Export',
default=250,)
sampling: EnumProperty(
name='Sampling',
description='Sampling --> frames per sample (0.1 yields 10 samples per frame)',
items=(('0.01', '0.01', ''),
('0.05', '0.05', ''),
('0.1', '0.1', ''),
('0.2', '0.2', ''),
('0.25', '0.25', ''),
('0.5', '0.5', ''),
('1', '1', ''),
('2', '2', ''),
('3', '3', ''),
('4', '4', ''),
('5', '5', ''),
('10', '10', ''),
),
default='1',
)
@classmethod
def poll(cls, context):
obj = context.active_object
return (
obj is not None and
obj.type in {'MESH', 'CURVE', 'SURFACE', 'FONT'}
obj is not None
and obj.type in {'MESH', 'CURVE', 'SURFACE', 'FONT'}
)
def execute(self, context):
@ -173,7 +177,8 @@ class Export_pc2(bpy.types.Operator, ExportHelper):
exported = do_export(context, props, filepath)
if exported:
print('finished export in %s seconds' %((time.time() - start_time)))
print('finished export in %s seconds' %
((time.time() - start_time)))
print(filepath)
return {'FINISHED'}
@ -183,7 +188,7 @@ class Export_pc2(bpy.types.Operator, ExportHelper):
if True:
# File selector
wm.fileselect_add(self) # will run self.execute()
wm.fileselect_add(self) # will run self.execute()
return {'RUNNING_MODAL'}
elif True:
# search the enum
@ -196,23 +201,29 @@ class Export_pc2(bpy.types.Operator, ExportHelper):
return self.execute(context)
### REGISTER ###
def menu_func(self, context):
def menu_func_export_button(self, context):
self.layout.operator(Export_pc2.bl_idname, text="Pointcache (.pc2)")
def register():
bpy.utils.register_module(__name__)
classes = [
Export_pc2,
]
def register():
for cls in classes:
bpy.utils.register_class(cls)
bpy.types.TOPBAR_MT_file_export.append(menu_func_export_button)
#bpy.types.VIEW3D_PT_tools_objectmode.prepend(menu_func_export_button)
bpy.types.TOPBAR_MT_file_export.append(menu_func)
#bpy.types.VIEW3D_PT_tools_objectmode.prepend(menu_func)
def unregister():
bpy.utils.unregister_module(__name__)
bpy.types.TOPBAR_MT_file_export.remove(menu_func_export_button)
#bpy.types.VIEW3D_PT_tools_objectmode.remove(menu_func_export_button)
for cls in classes:
bpy.utils.unregister_class(cls)
bpy.types.TOPBAR_MT_file_export.remove(menu_func)
#bpy.types.VIEW3D_PT_tools_objectmode.remove(menu_func)
if __name__ == "__main__":
register()