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curve2tree - animation settings - speed and magnitude

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Python api - texture.evaluate can now accept tuples of numbers as well as vectors
This commit is contained in:
Campbell Barton
2007-11-09 10:29:19 +00:00
parent 95661081f9
commit ddf2336084
3 changed files with 76 additions and 35 deletions
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76
release/scripts/wizard_curve2tree.py
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@@ -624,10 +624,14 @@ class tree:
return self.armature return self.armature
def toAction(self, ob_arm, texture): def toAction(self, ob_arm, texture, anim_speed=1.0, anim_magnitude=1.0, anim_speed_size_scale=True):
# Assume armature # Assume armature
action = bpy.data.actions.new() action = ob_arm.action
ob_arm.action = action if not action:
action = bpy.data.actions.new()
action.fakeUser = False # so we dont get masses of bad data
ob_arm.action = action
# Blender.Armature.NLA.ob_arm. # Blender.Armature.NLA.ob_arm.
pose = ob_arm.getPose() pose = ob_arm.getPose()
@@ -639,8 +643,21 @@ class tree:
ipo_dict = action.getAllChannelIpos() ipo_dict = action.getAllChannelIpos()
# print ipo_dict # print ipo_dict
# Sicne its per frame, it increases very fast. scale it down a bit
anim_speed = anim_speed/10
anim_speed_final = anim_speed
# Assign drivers to them all # Assign drivers to them all
for name, ipo in ipo_dict.iteritems(): for name, ipo in ipo_dict.iteritems():
tex_str = 'b.Texture.Get("%s")' % texture.name
if anim_speed_size_scale:
# Adjust the speed by the bone size.
# get the point from the name. a bit ugly but works fine ;) - Just dont mess the index up!
lookup = [int(val) for val in name.split('_')]
pt = self.branches_all[ lookup[0] ].bpoints[ lookup[1] ]
anim_speed_final = anim_speed / (1+pt.radius)
#for cu in ipo: #for cu in ipo:
# #cu.delBezier(0) # #cu.delBezier(0)
# #cu.driver = 2 # Python expression # #cu.driver = 2 # Python expression
@@ -648,21 +665,20 @@ class tree:
cu = ipo[Blender.Ipo.PO_QUATX] cu = ipo[Blender.Ipo.PO_QUATX]
cu.delBezier(0) cu.delBezier(0)
cu.driver = 2 # Python expression cu.driver = 2 # Python expression
cu.driverExpression = '(b.Texture.Get("' + texture.name + '").evaluate(b.Mathutils.Vector(b.Get("curframe")/20.0, 0, 0)).w-0.5)/3' cu.driverExpression = '(%s.evaluate((b.Get("curframe")*%.3f,0,0)).w-0.5)*%.3f' % (tex_str, anim_speed_final, anim_magnitude)
cu = ipo[Blender.Ipo.PO_QUATY] cu = ipo[Blender.Ipo.PO_QUATY]
cu.delBezier(0) cu.delBezier(0)
cu.driver = 2 # Python expression cu.driver = 2 # Python expression
cu.driverExpression = '(b.Texture.Get("' + texture.name + '").evaluate(b.Mathutils.Vector(0,b.Get("curframe")/20.0, 0)).w-0.5)/3' cu.driverExpression = '(%s.evaluate((0,b.Get("curframe")*%.3f,0)).w-0.5)*%.3f' % (tex_str, anim_speed_final, anim_magnitude)
cu = ipo[Blender.Ipo.PO_QUATZ] cu = ipo[Blender.Ipo.PO_QUATZ]
cu.delBezier(0) cu.delBezier(0)
cu.driver = 2 # Python expression cu.driver = 2 # Python expression
cu.driverExpression = '(b.Texture.Get("' + texture.name + '").evaluate(b.Mathutils.Vector(0,0,b.Get("curframe")/20.0)).w-0.5)/3' cu.driverExpression = '(%s.evaluate(0,0,(b.Get("curframe")*%.3f)).w-0.5)*%.3f' % (tex_str, anim_speed_final, anim_magnitude)
#(%s.evaluate((b.Get("curframe")*%.3f,0,0)).w-0.5)*%.3f
zup = Vector(0,0,1) zup = Vector(0,0,1)
@@ -1277,6 +1293,10 @@ PREFS['do_anim'] = Draw.Create(1)
try: PREFS['anim_tex'] = Draw.Create([tex for tex in bpy.data.textures][0].name) try: PREFS['anim_tex'] = Draw.Create([tex for tex in bpy.data.textures][0].name)
except: PREFS['anim_tex'] = Draw.Create('') except: PREFS['anim_tex'] = Draw.Create('')
PREFS['anim_speed'] = Draw.Create(0.2)
PREFS['anim_magnitude'] = Draw.Create(0.2)
PREFS['anim_speed_size_scale'] = Draw.Create(1)
GLOBAL_PREFS = {} GLOBAL_PREFS = {}
@@ -1380,10 +1400,10 @@ def buildTree(ob):
Blender.Draw.PupMenu('error no texture, cannot animate bones') Blender.Draw.PupMenu('error no texture, cannot animate bones')
if tex: if tex:
t.toAction(ob_arm, tex) t.toAction(ob_arm, tex,\
anim_speed = PREFS['anim_speed'].val,\
anim_magnitude = PREFS['anim_magnitude'].val,\
anim_speed_size_scale= PREFS['anim_speed_size_scale'])
# Add subsurf last it needed. so armature skinning is done first. # Add subsurf last it needed. so armature skinning is done first.
# Do subsurf? # Do subsurf?
@@ -1527,25 +1547,31 @@ def gui():
xtmp = x xtmp = x
# ---------- ---------- ---------- ---------- # ---------- ---------- ---------- ----------
if PREFS['do_armature'].val: if PREFS['do_armature'].val:
PREFS['do_anim'] = Draw.Toggle('Texture Anim', EVENT_NONE, xtmp, y, but_width*2, but_height, PREFS['do_anim'].val, 'Use a texture to animate the bones'); xtmp += but_width*2; PREFS['do_anim'] = Draw.Toggle('Texture Anim', EVENT_REDRAW, xtmp, y, but_width*2, but_height, PREFS['do_anim'].val, 'Use a texture to animate the bones'); xtmp += but_width*2;
PREFS['anim_tex'] = Draw.String('TEX: ', EVENT_NONE, xtmp, y, but_width*2, but_height, PREFS['anim_tex'].val, 64, 'Texture to use for the IPO Driver animation', do_tex_check); xtmp += but_width*2; if PREFS['do_anim'].val:
y-=but_height+MARGIN PREFS['anim_tex'] = Draw.String('TEX: ', EVENT_NONE, xtmp, y, but_width*2, but_height, PREFS['anim_tex'].val, 64, 'Texture to use for the IPO Driver animation', do_tex_check); xtmp += but_width*2;
xtmp = x y-=but_height
xtmp = x
# ---------- ---------- ---------- ----------
PREFS['anim_speed'] = Draw.Number('Speed', EVENT_NONE, xtmp, y, but_width*2, but_height, PREFS['anim_speed'].val, 0.001, 10.0, 'Animate the movement faster with a higher value'); xtmp += but_width*2;
PREFS['anim_magnitude'] = Draw.Number('Magnitude', EVENT_NONE, xtmp, y, but_width*2, but_height, PREFS['anim_magnitude'].val, 0.001, 10.0, 'Animate with more motion with a higher value'); xtmp += but_width*2;
y-=but_height
xtmp = x
# ---------- ---------- ---------- ----------
PREFS['anim_speed_size_scale'] = Draw.Toggle('Branch Size Scales Speed', EVENT_NONE, xtmp, y, but_width*4, but_height, PREFS['anim_speed_size_scale'].val, 'Use the branch size as a factor when calculating speed'); xtmp += but_width*4;
y-=but_height+MARGIN
xtmp = x
Draw.PushButton('Exit', EVENT_EXIT, xtmp, y, but_width*2, but_height, '', do_active_image); xtmp += but_width*2; Draw.PushButton('Exit', EVENT_EXIT, xtmp, y, but_width*2, but_height, '', do_active_image); xtmp += but_width*2;
Draw.PushButton('Generate', EVENT_REDRAW, xtmp, y, but_width*2, but_height, 'Generate mesh', do_tree_generate); xtmp += but_width*2; Draw.PushButton('Generate', EVENT_REDRAW, xtmp, y, but_width*2, but_height, 'Generate mesh', do_tree_generate); xtmp += but_width*2;
# PREFS['do_uv_scalewidth'] = Draw.Number('Scale:', EVENT_NONE, x+20, y+120, but_width, but_height, PREFS['do_uv_scalewidth'].val, 0.01, 1000.0, 'Scale all data, (Note! some imports dont support scaled armatures)')
#v = Draw.Toggle('UVs', EVENT_NONE, x, y, 60, 20, v.val, 'Calculate UVs coords')
if __name__ == '__main__': if __name__ == '__main__':
Draw.Register(gui, evt, bevt) Draw.Register(gui, evt, bevt)

33
source/blender/python/api2_2x/Texture.c
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@@ -504,7 +504,7 @@ static int Texture_setNoiseBasis2( BPy_Texture *self, PyObject *args,
static PyObject *Texture_getColorband( BPy_Texture * self); static PyObject *Texture_getColorband( BPy_Texture * self);
int Texture_setColorband( BPy_Texture * self, PyObject * value); int Texture_setColorband( BPy_Texture * self, PyObject * value);
static PyObject *Texture_evaluate( BPy_Texture *self, VectorObject *vec_in ); static PyObject *Texture_evaluate( BPy_Texture *self, PyObject *value );
static PyObject *Texture_copy( BPy_Texture *self ); static PyObject *Texture_copy( BPy_Texture *self );
/*****************************************************************************/ /*****************************************************************************/
@@ -2472,19 +2472,34 @@ int Texture_setColorband( BPy_Texture * self, PyObject * value)
return EXPP_Colorband_fromPyList( &self->texture->coba, value ); return EXPP_Colorband_fromPyList( &self->texture->coba, value );
} }
static PyObject *Texture_evaluate( BPy_Texture * self, VectorObject * vec_in ) static PyObject *Texture_evaluate( BPy_Texture * self, PyObject * value )
{ {
TexResult texres= {0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0, NULL}; TexResult texres= {0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0, NULL};
float vec[4]; float vec[4];
/* int rgbnor; dont use now */ /* int rgbnor; dont use now */
if(!VectorObject_Check(vec_in) || vec_in->size < 3) if (VectorObject_Check(value)) {
return EXPP_ReturnPyObjError(PyExc_TypeError, if(((VectorObject *)value)->size < 3)
"expects a 3D vector object"); return EXPP_ReturnPyObjError(PyExc_TypeError,
"expects a 3D vector object or a tuple of 3 numbers");
/* rgbnor = .. we don't need this now */
multitex_ext(self->texture, vec_in->vec, NULL, NULL, 1, &texres); /* rgbnor = .. we don't need this now */
multitex_ext(self->texture, ((VectorObject *)value)->vec, NULL, NULL, 1, &texres);
} else {
float vec_in[3];
if (!PyTuple_Check(value) || PyTuple_Size(value) < 3)
return EXPP_ReturnPyObjError(PyExc_TypeError,
"expects a 3D vector object or a tuple of 3 numbers");
vec_in[0] = PyFloat_AsDouble(PyTuple_GET_ITEM(value, 0));
vec_in[1] = PyFloat_AsDouble(PyTuple_GET_ITEM(value, 1));
vec_in[2] = PyFloat_AsDouble(PyTuple_GET_ITEM(value, 2));
if (PyErr_Occurred())
return EXPP_ReturnPyObjError(PyExc_TypeError,
"expects a 3D vector object or a tuple of 3 numbers");
multitex_ext(self->texture, vec_in, NULL, NULL, 1, &texres);
}
vec[0] = texres.tr; vec[0] = texres.tr;
vec[1] = texres.tg; vec[1] = texres.tg;
vec[2] = texres.tb; vec[2] = texres.tb;

2
source/blender/python/api2_2x/doc/Texture.py
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@@ -480,7 +480,7 @@ class Texture:
The return value is a 4D vector where (x,y,z,w) are (red, green, blue, intensity) The return value is a 4D vector where (x,y,z,w) are (red, green, blue, intensity)
For greyscale textures, often intensity only will be used. For greyscale textures, often intensity only will be used.
@type coord: vector @type coord: vector or tuple of 3 numbers
""" """
import id_generics import id_generics