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chaos support \0/

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This commit is contained in:
Erik Reckase
2011-06-24 06:09:04 -06:00
parent bc2aa00e2a
commit 50b664b1f9
3 changed files with 34 additions and 16 deletions
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19
cuburn/render.py
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@ -41,8 +41,19 @@ class Genome(object):
self.xforms = [self.xform[i] for i in range(self.num_xforms)]
dens = np.array([x.density for i, x in enumerate(self.xforms)
if i != self.final_xform_index])
dens /= np.sum(dens)
self.norm_density = [np.sum(dens[:i+1]) for i in range(len(dens))]
###############
# Chaos support
num_std_xf = len(dens)
self.chaos_densities = np.zeros( (num_std_xf,num_std_xf) )
for r in range(num_std_xf):
chaos_row = np.array([ctypes_genome.chaos[r][c] for c in range(num_std_xf)])
chaos_row = chaos_row * dens
chaos_row /= np.sum(chaos_row)
chaos_row = [np.sum(chaos_row[:i+1]) for i in range(len(dens))]
self.chaos_densities[r,:] = chaos_row
###############
self.camera_transform = self.calc_camera_transform()
scale = property(lambda cp: 2.0 ** cp.zoom)
@ -368,6 +379,9 @@ class _AnimRenderer(object):
g = a.features.gutter
obuf_dim = (a.features.acc_height, a.features.acc_stride, 4)
out = cuda.from_device(self.d_out, obuf_dim, np.float32)
#dacc = cuda.from_device(self.d_accum, obuf_dim, np.float32)
#daccw = dacc[:,:,3]
#print daccw.sum()
# TODO: performance?
g = a.features.gutter
out = np.delete(out, np.s_[:g], axis=0)
@ -438,6 +452,7 @@ class Features(object):
self.acc_width = genomes[0].width + 2 * self.gutter
self.acc_height = genomes[0].height + 2 * self.gutter
self.acc_stride = 32 * int(math.ceil(self.acc_width / 32.))
self.std_xforms = filter(lambda v: v != self.final_xform_index, range(self.nxforms))
class XFormFeatures(object):
def __init__(self, xforms, xform_id):