def test_coord_set_weights(self):
from lepton.texturizer import SpriteTexturizer
coord_set1 = ((0.5,0.5), (1,0.5), (1,1), (0.5,1))
coord_set2 = (0,0.5, 0.5,0.5, 0.5,1, 0,1)
coord_set3 = (0.5,0, 1,0, 1,0.5, 0.5,0.5)
tex = SpriteTexturizer(0,
coords=(coord_set1, coord_set2, coord_set3), weights=(20, 30, 50))
coord_sets = tex.tex_coords
self.assertEqual(coord_sets, (
(0.5,0.5, 1,0.5, 1,1, 0.5,1),
(0,0.5, 0.5,0.5, 0.5,1, 0,1),
(0.5,0, 1,0, 1,0.5, 0.5,0.5))
)
self.assertEqual(len(tex.weights), 3)
self.assertAlmostEqual(tex.weights[0], 0.20)
self.assertAlmostEqual(tex.weights[1], 0.30)
self.assertAlmostEqual(tex.weights[2], 0.50)
group = self._make_group(1000)
coords = tuple(tex.generate_tex_coords(group))
self.failUnless(len(coords) >= 8000, (len(coords), len(group)))
counts = {coord_sets[0]: 0, coord_sets[1]: 0, coord_sets[2]: 0}
for i in range(1000):
cset = coords[i*8:i*8+8]
self.failUnless(cset in counts, cset)
counts[cset] += 1
self.assertEqual(sum(counts.values()), 1000)
self.failUnless(250 > counts[coord_sets[0]] > 150, counts[coord_sets[0]])
self.failUnless(375 > counts[coord_sets[1]] > 225, counts[coord_sets[1]])
self.failUnless(600 > counts[coord_sets[2]] > 400, counts[coord_sets[2]])
def test_coord_set_weights(self):
from lepton.texturizer import SpriteTexturizer
coord_set1 = ((0.5, 0.5), (1, 0.5), (1, 1), (0.5, 1))
coord_set2 = (0, 0.5, 0.5, 0.5, 0.5, 1, 0, 1)
coord_set3 = (0.5, 0, 1, 0, 1, 0.5, 0.5, 0.5)
tex = SpriteTexturizer(0,
coords=(coord_set1, coord_set2, coord_set3),
weights=(20, 30, 50))
coord_sets = tex.tex_coords
self.assertEqual(coord_sets, ((0.5, 0.5, 1, 0.5, 1, 1, 0.5, 1),
(0, 0.5, 0.5, 0.5, 0.5, 1, 0, 1),
(0.5, 0, 1, 0, 1, 0.5, 0.5, 0.5)))
self.assertEqual(len(tex.weights), 3)
self.assertAlmostEqual(tex.weights[0], 0.20)
self.assertAlmostEqual(tex.weights[1], 0.30)
self.assertAlmostEqual(tex.weights[2], 0.50)
group = self._make_group(1000)
coords = tuple(tex.generate_tex_coords(group))
self.failUnless(len(coords) >= 8000, (len(coords), len(group)))
counts = {coord_sets[0]: 0, coord_sets[1]: 0, coord_sets[2]: 0}
for i in range(1000):
cset = coords[i * 8:i * 8 + 8]
self.failUnless(cset in counts, cset)
counts[cset] += 1
self.assertEqual(sum(counts.values()), 1000)
self.failUnless(250 > counts[coord_sets[0]] > 150,
counts[coord_sets[0]])
self.failUnless(375 > counts[coord_sets[1]] > 225,
counts[coord_sets[1]])
self.failUnless(600 > counts[coord_sets[2]] > 400,
counts[coord_sets[2]])
def test_single_coord_set(self): from lepton.texturizer import SpriteTexturizer coord_set = (0,0, 0.5,0, 0.5,0.5, 0,0.5) tex = SpriteTexturizer(0, coords=[coord_set]) self.assertEqual(tex.tex_dimension, 2) self.assertEqual(tex.tex_coords, (coord_set,)) self.assertEqual(tex.weights, None) group = self._make_group(4) coords = tex.generate_tex_coords(group) self.failUnless(len(coords) >= len(group) * 8, (len(coords), len(group))) self.assertEqual(tuple(coords), coord_set * (len(coords) // 8)) return coord_set, tex, group
def test_default_coords(self): from lepton.texturizer import SpriteTexturizer tex = SpriteTexturizer(0) self.assertEqual(tex.tex_dimension, 2) expected = (0,0, 1,0, 1,1, 0,1) self.assertEqual(tex.tex_coords, None) self.assertEqual(tex.weights, None) group = self._make_group(4) coords = tex.generate_tex_coords(group) self.failUnless(len(coords) >= len(group) * 8, (len(coords), len(group))) self.assertEqual(tuple(coords), expected * (len(coords) // 8)) return tex, group
def test_coord_set_weights_deterministic(self): from lepton.texturizer import SpriteTexturizer coord_set1 = ((0.5,0.5), (1,0.5), (1,1), (0.5,1)) coord_set2 = (0,0.5, 0.5,0.5, 0.5,1, 0,1) coord_set3 = (0.5,0, 1,0, 1,0.5, 0.5,0.5) tex = SpriteTexturizer(0, coords=(coord_set1, coord_set2, coord_set3), weights=(20, 70, 10)) coord_sets = tex.tex_coords group = self._make_group(20) coords = [tuple(tex.generate_tex_coords(group)) for i in range(20)] for cs in coords: self.assertEqual(cs, coords[0])
def test_single_coord_set(self):
from lepton.texturizer import SpriteTexturizer
coord_set = (0, 0, 0.5, 0, 0.5, 0.5, 0, 0.5)
tex = SpriteTexturizer(0, coords=[coord_set])
self.assertEqual(tex.tex_dimension, 2)
self.assertEqual(tex.tex_coords, (coord_set, ))
self.assertEqual(tex.weights, None)
group = self._make_group(4)
coords = tex.generate_tex_coords(group)
self.failUnless(
len(coords) >= len(group) * 8, (len(coords), len(group)))
self.assertEqual(tuple(coords), coord_set * (len(coords) // 8))
return coord_set, tex, group
def test_default_coords(self):
from lepton.texturizer import SpriteTexturizer
tex = SpriteTexturizer(0)
self.assertEqual(tex.tex_dimension, 2)
expected = (0, 0, 1, 0, 1, 1, 0, 1)
self.assertEqual(tex.tex_coords, None)
self.assertEqual(tex.weights, None)
group = self._make_group(4)
coords = tex.generate_tex_coords(group)
self.failUnless(
len(coords) >= len(group) * 8, (len(coords), len(group)))
self.assertEqual(tuple(coords), expected * (len(coords) // 8))
return tex, group
def test_coord_set_weights_deterministic(self):
from lepton.texturizer import SpriteTexturizer
coord_set1 = ((0.5, 0.5), (1, 0.5), (1, 1), (0.5, 1))
coord_set2 = (0, 0.5, 0.5, 0.5, 0.5, 1, 0, 1)
coord_set3 = (0.5, 0, 1, 0, 1, 0.5, 0.5, 0.5)
tex = SpriteTexturizer(0,
coords=(coord_set1, coord_set2, coord_set3),
weights=(20, 70, 10))
coord_sets = tex.tex_coords
group = self._make_group(20)
coords = [tuple(tex.generate_tex_coords(group)) for i in range(20)]
for cs in coords:
self.assertEqual(cs, coords[0])
def test_mutiple_coord_sets(self):
from lepton.texturizer import SpriteTexturizer
coord_set1 = (0.5, 0.5, 1, 0.5, 1, 1, 0.5, 1)
coord_set2 = ((0, 0.5), (0.5, 0.5), (0.5, 1), (0, 1))
coord_set3 = (0.5, 0, 0, 1, 0, 0, 1, 0.5, 0, 0.5, 0.5, 0)
tex = SpriteTexturizer(0, coords=[coord_set1, coord_set2, coord_set3])
coord_sets = tex.tex_coords
self.assertEqual(coord_sets, ((0.5, 0.5, 1, 0.5, 1, 1, 0.5, 1),
(0, 0.5, 0.5, 0.5, 0.5, 1, 0, 1),
(0.5, 0, 1, 0, 1, 0.5, 0.5, 0.5)))
self.assertEqual(tex.weights, None)
group = self._make_group(6)
coords = tuple(tex.generate_tex_coords(group))
self.failUnless(
len(coords) >= len(group) * 8, (len(coords), len(group)))
self.assertEqual(coords[:8], coord_sets[0])
self.assertEqual(coords[8:16], coord_sets[1])
self.assertEqual(coords[16:24], coord_sets[2])
self.assertEqual(coords[24:32], coord_sets[0])
self.assertEqual(coords[32:40], coord_sets[1])
self.assertEqual(coords[40:48], coord_sets[2])
def test_mutiple_coord_sets(self): from lepton.texturizer import SpriteTexturizer coord_set1 = (0.5,0.5, 1,0.5, 1,1, 0.5,1) coord_set2 = ((0,0.5), (0.5,0.5), (0.5,1), (0,1)) coord_set3 = (0.5,0,0, 1,0,0, 1,0.5,0, 0.5,0.5,0) tex = SpriteTexturizer(0, coords=[coord_set1, coord_set2, coord_set3]) coord_sets = tex.tex_coords self.assertEqual(coord_sets, ( (0.5,0.5, 1,0.5, 1,1, 0.5,1), (0,0.5, 0.5,0.5, 0.5,1, 0,1), (0.5,0, 1,0, 1,0.5, 0.5,0.5)) ) self.assertEqual(tex.weights, None) group = self._make_group(6) coords = tuple(tex.generate_tex_coords(group)) self.failUnless(len(coords) >= len(group) * 8, (len(coords), len(group))) self.assertEqual(coords[:8], coord_sets[0]) self.assertEqual(coords[8:16], coord_sets[1]) self.assertEqual(coords[16:24], coord_sets[2]) self.assertEqual(coords[24:32], coord_sets[0]) self.assertEqual(coords[32:40], coord_sets[1]) self.assertEqual(coords[40:48], coord_sets[2])
def test_aspect_adjust(self):
from lepton.texturizer import SpriteTexturizer
coord_set1 = (0, 0, 1, 0, 1, 0.5, 0, 0.5)
coord_set2 = (0, 0.5, 0.5, 0.5, 0.5, 1, 0, 1)
tex = SpriteTexturizer(0, coords=(coord_set1, coord_set2))
self.failIf(tex.aspect_adjust_width)
self.failIf(tex.aspect_adjust_height)
sizes = [
(1, 1, 0),
(2, 3, 0),
]
group = self._make_group(2)
for size, p in zip(sizes, group):
p.size = size
self.assertEqual([tuple(p.size) for p in group], sizes)
tex.generate_tex_coords(group)
self.assertEqual([tuple(p.size) for p in group], sizes)
tex.aspect_adjust_width = True
expected = [
(2, 1, 0),
(3, 3, 0),
]
tex.generate_tex_coords(group)
for p, b in zip(group, expected):
self.assertVector(p.size, b)
for size, p in zip(sizes, group):
p.size = size
self.assertEqual([tuple(p.size) for p in group], sizes)
tex.aspect_adjust_width = False
tex.aspect_adjust_height = True
expected = [
(1, 0.5, 0),
(2, 2, 0),
]
tex.generate_tex_coords(group)
for p, b in zip(group, expected):
self.assertVector(p.size, b)
def test_aspect_adjust(self): from lepton.texturizer import SpriteTexturizer coord_set1 = (0,0, 1,0, 1,0.5, 0,0.5) coord_set2 = (0,0.5, 0.5,0.5, 0.5,1, 0,1) tex = SpriteTexturizer(0, coords=(coord_set1, coord_set2)) self.failIf(tex.aspect_adjust_width) self.failIf(tex.aspect_adjust_height) sizes = [ (1, 1, 0), (2, 3, 0), ] group = self._make_group(2) for size, p in zip(sizes, group): p.size = size self.assertEqual([tuple(p.size) for p in group], sizes) tex.generate_tex_coords(group) self.assertEqual([tuple(p.size) for p in group], sizes) tex.aspect_adjust_width = True expected = [ (2, 1, 0), (3, 3, 0), ] tex.generate_tex_coords(group) for p, b in zip(group, expected): self.assertVector(p.size, b) for size, p in zip(sizes, group): p.size = size self.assertEqual([tuple(p.size) for p in group], sizes) tex.aspect_adjust_width = False tex.aspect_adjust_height = True expected = [ (1, 0.5, 0), (2, 2, 0), ] tex.generate_tex_coords(group) for p, b in zip(group, expected): self.assertVector(p.size, b)
