Revision: 20924
http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=20924
Author: kazanbas
Date: 2009-06-16 10:54:38 +0200 (Tue, 16 Jun 2009)
Log Message:
-----------
The basic OBJ exporter working. The code is release/io/export_obj.py.
To run it, switch to Scripts Window, click Scripts->Reload Scripts
menu, it appears under Scripts->Export.
Modified Paths:
--------------
branches/soc-2009-kazanbas/release/io/export_obj.py
branches/soc-2009-kazanbas/source/blender/editors/mesh/editmesh.c
branches/soc-2009-kazanbas/source/blender/makesrna/intern/rna_internal.h
branches/soc-2009-kazanbas/source/blender/makesrna/intern/rna_mesh.c
Modified: branches/soc-2009-kazanbas/release/io/export_obj.py
===================================================================
--- branches/soc-2009-kazanbas/release/io/export_obj.py 2009-06-16 08:52:04 UTC
(rev 20923)
+++ branches/soc-2009-kazanbas/release/io/export_obj.py 2009-06-16 08:54:38 UTC
(rev 20924)
@@ -1,7 +1,37 @@
import bpy
+def write_obj(filepath, scene, ob):
+ out = open(filepath, 'w')
+
+ # create a temporary mesh
+ mesh = bpy.data.add_mesh("tmpmesh")
+
+ # copy data with modifiers applied
+ mesh.copy_applied(scene, ob)
+
+ # for vert in mesh.verts:
+ # ^ iterating that way doesn't work atm for some reason
+
+ for i in range(len(mesh.verts)):
+ vert = mesh.verts[i]
+ out.write('v {0} {1} {2}\n'.format(vert.co[0], vert.co[1],
vert.co[2]))
+
+ for i in range(len(mesh.faces)):
+ face = mesh.faces[i]
+ out.write('f')
+
+ # but this works
+ for index in face.verts:
+ out.write(' {0}'.format(index + 1))
+ out.write('\n')
+
+ # TODO: delete mesh here
+
+ out.close()
+
class SCRIPT_OT_export_obj(bpy.types.Operator):
- '''Operator documentation text, will be used for the operator tooltip
and python docs.'''
+ '''A very basic OBJ exporter, writes only active object's mesh.'''
+
__label__ = 'Export OBJ'
# List of operator properties, the attributes will be assigned
@@ -17,20 +47,13 @@
self.debug("exec")
self.debug("filename = " + self.filename)
- self.debug("num selected objects:
{0}".format(len(context.selected_objects)))
+ act = context.active_object
- ob = bpy.data.objects["Cube"]
- o = ob.data
+ if act.type == 'MESH':
+ write_obj(self.filename, context.scene, act)
+ else:
+ self.debug("Active object is not a MESH.")
- m = bpy.data.add_mesh("tmpmesh")
- m.copy_applied(context.scene, ob, True)
-
- def vert(co):
- return "{0}, {1}, {2}".format(co[0], co[1], co[2])
-
- print(" orig: {0} with
totverts={1}".format(vert(o.verts[0].co), len(o.verts)))
- print("applied: {0} with
totverts={1}".format(vert(m.verts[0].co), len(m.verts)))
-
# XXX errors are silenced for some reason
# raise Exception("oops!")
@@ -38,9 +61,8 @@
def invoke(self, context, event):
self.debug("invoke")
-# context.add_fileselect(self.__operator__)
-# return ('RUNNING_MODAL',)
- return self.exec(context)
+ context.add_fileselect(self.__operator__)
+ return ('RUNNING_MODAL',)
def poll(self, context): # poll isnt working yet
self.debug("poll")
Modified: branches/soc-2009-kazanbas/source/blender/editors/mesh/editmesh.c
===================================================================
--- branches/soc-2009-kazanbas/source/blender/editors/mesh/editmesh.c
2009-06-16 08:52:04 UTC (rev 20923)
+++ branches/soc-2009-kazanbas/source/blender/editors/mesh/editmesh.c
2009-06-16 08:54:38 UTC (rev 20924)
@@ -2041,14 +2041,11 @@
copy_mesh_data(me, from);
}
-void RNA_api_mesh_copy_applied(Mesh *me, Scene *sce, Object *ob, int
apply_obmat)
+void RNA_api_mesh_copy_applied(Mesh *me, Scene *sce, Object *ob)
{
DerivedMesh *dm= mesh_create_derived_view(sce, ob, CD_MASK_MESH);
DM_to_mesh(dm, me);
dm->release(dm);
-
- if (apply_obmat) {
- }
}
void RNA_api_mesh_transform(Mesh *me, float **mat)
Modified:
branches/soc-2009-kazanbas/source/blender/makesrna/intern/rna_internal.h
===================================================================
--- branches/soc-2009-kazanbas/source/blender/makesrna/intern/rna_internal.h
2009-06-16 08:52:04 UTC (rev 20923)
+++ branches/soc-2009-kazanbas/source/blender/makesrna/intern/rna_internal.h
2009-06-16 08:54:38 UTC (rev 20924)
@@ -196,7 +196,7 @@
void RNA_api_ui_layout(struct StructRNA *srna);
struct Mesh *RNA_api_add_mesh(struct Main *main, char *name);
void RNA_api_mesh_copy(struct Mesh *me, struct Mesh *from);
-void RNA_api_mesh_copy_applied(struct Mesh *me, struct Scene *sce, struct
Object *ob, int apply_obmat);
+void RNA_api_mesh_copy_applied(struct Mesh *me, struct Scene *sce, struct
Object *ob);
/* ID Properties */
Modified: branches/soc-2009-kazanbas/source/blender/makesrna/intern/rna_mesh.c
===================================================================
--- branches/soc-2009-kazanbas/source/blender/makesrna/intern/rna_mesh.c
2009-06-16 08:52:04 UTC (rev 20923)
+++ branches/soc-2009-kazanbas/source/blender/makesrna/intern/rna_mesh.c
2009-06-16 08:54:38 UTC (rev 20924)
@@ -1134,12 +1134,11 @@
RNA_def_property_flag(prop, PROP_REQUIRED);
func= RNA_def_function(srna, "copy_applied",
"RNA_api_mesh_copy_applied");
- RNA_def_function_ui_description(func, "Copy mesh data from object with
all modifiers and transformations applied.");
+ RNA_def_function_ui_description(func, "Copy mesh data from object with
all modifiers applied.");
prop= RNA_def_pointer(func, "sce", "Scene", "", "Scene.");
RNA_def_property_flag(prop, PROP_REQUIRED);
prop= RNA_def_pointer(func, "ob", "Object", "", "Object to copy data
from.");
RNA_def_property_flag(prop, PROP_REQUIRED);
- RNA_def_boolean(func, "apply_obmat", 1, "", "Apply object matrix.");
}
void RNA_def_mesh(BlenderRNA *brna)
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