forked from s444417/ProjektAI
668 lines
25 KiB
Python
668 lines
25 KiB
Python
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import unittest
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import platform
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from numpy import \
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uint8, uint16, uint32, uint64, zeros, \
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float32, float64, alltrue, rint, arange
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import pygame
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from pygame.locals import *
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import pygame.surfarray
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arraytype = 'numpy'
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IS_PYPY = 'PyPy' == platform.python_implementation()
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@unittest.skipIf(IS_PYPY, 'pypy skip known failure') # TODO
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class SurfarrayModuleTest (unittest.TestCase):
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pixels2d = {8: True, 16: True, 24: False, 32: True}
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pixels3d = {8: False, 16: False, 24: True, 32: True}
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array2d = {8: True, 16: True, 24: True, 32: True}
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array3d = {8: False, 16: False, 24: True, 32: True}
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test_palette = [(0, 0, 0, 255),
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(10, 30, 60, 255),
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(25, 75, 100, 255),
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(100, 150, 200, 255),
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(0, 100, 200, 255)]
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surf_size = (10, 12)
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test_points = [((0, 0), 1), ((4, 5), 1), ((9, 0), 2),
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((5, 5), 2), ((0, 11), 3), ((4, 6), 3),
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((9, 11), 4), ((5, 6), 4)]
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@classmethod
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def setUpClass(cls):
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# Needed for 8 bits-per-pixel color palette surface tests.
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pygame.init()
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@classmethod
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def tearDownClass(cls):
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pygame.quit()
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def setUp(cls):
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# This makes sure pygame is always initialized before each test (in
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# case a test calls pygame.quit()).
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if not pygame.get_init():
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pygame.init()
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# Makes sure the same array package is used each time.
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pygame.surfarray.use_arraytype(arraytype)
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def _make_surface(self, bitsize, srcalpha=False, palette=None):
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if palette is None:
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palette = self.test_palette
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flags = 0
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if srcalpha:
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flags |= SRCALPHA
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surf = pygame.Surface(self.surf_size, flags, bitsize)
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if bitsize == 8:
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surf.set_palette([c[:3] for c in palette])
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return surf
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def _fill_surface(self, surf, palette=None):
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if palette is None:
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palette = self.test_palette
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surf.fill(palette[1], (0, 0, 5, 6))
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surf.fill(palette[2], (5, 0, 5, 6))
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surf.fill(palette[3], (0, 6, 5, 6))
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surf.fill(palette[4], (5, 6, 5, 6))
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def _make_src_surface(self, bitsize, srcalpha=False, palette=None):
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surf = self._make_surface(bitsize, srcalpha, palette)
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self._fill_surface(surf, palette)
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return surf
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def _assert_surface(self, surf, palette=None, msg=""):
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if palette is None:
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palette = self.test_palette
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if surf.get_bitsize() == 16:
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palette = [surf.unmap_rgb(surf.map_rgb(c)) for c in palette]
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for posn, i in self.test_points:
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self.assertEqual(surf.get_at(posn), palette[i],
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"%s != %s: flags: %i, bpp: %i, posn: %s%s" %
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(surf.get_at(posn),
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palette[i], surf.get_flags(),
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surf.get_bitsize(), posn, msg))
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def _make_array3d(self, dtype):
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return zeros((self.surf_size[0], self.surf_size[1], 3), dtype)
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def _fill_array2d(self, arr, surf):
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palette = self.test_palette
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arr[:5,:6] = surf.map_rgb(palette[1])
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arr[5:,:6] = surf.map_rgb(palette[2])
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arr[:5,6:] = surf.map_rgb(palette[3])
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arr[5:,6:] = surf.map_rgb(palette[4])
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def _fill_array3d(self, arr):
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palette = self.test_palette
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arr[:5,:6] = palette[1][:3]
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arr[5:,:6] = palette[2][:3]
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arr[:5,6:] = palette[3][:3]
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arr[5:,6:] = palette[4][:3]
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def _make_src_array3d(self, dtype):
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arr = self._make_array3d(dtype)
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self._fill_array3d(arr)
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return arr
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def _make_array2d(self, dtype):
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return zeros(self.surf_size, dtype)
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def test_array2d(self):
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sources = [self._make_src_surface(8),
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self._make_src_surface(16),
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self._make_src_surface(16, srcalpha=True),
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self._make_src_surface(24),
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self._make_src_surface(32),
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self._make_src_surface(32, srcalpha=True)]
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palette = self.test_palette
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alpha_color = (0, 0, 0, 128)
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for surf in sources:
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arr = pygame.surfarray.array2d(surf)
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for posn, i in self.test_points:
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self.assertEqual(arr[posn], surf.get_at_mapped(posn),
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"%s != %s: flags: %i, bpp: %i, posn: %s" %
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(arr[posn],
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surf.get_at_mapped(posn),
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surf.get_flags(), surf.get_bitsize(),
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posn))
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if surf.get_masks()[3]:
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surf.fill(alpha_color)
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arr = pygame.surfarray.array2d(surf)
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posn = (0, 0)
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self.assertEqual(arr[posn], surf.get_at_mapped(posn),
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"%s != %s: bpp: %i" %
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(arr[posn],
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surf.get_at_mapped(posn),
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surf.get_bitsize()))
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def test_array3d(self):
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sources = [self._make_src_surface(16),
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self._make_src_surface(16, srcalpha=True),
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self._make_src_surface(24),
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self._make_src_surface(32),
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self._make_src_surface(32, srcalpha=True)]
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palette = self.test_palette
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for surf in sources:
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arr = pygame.surfarray.array3d(surf)
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def same_color(ac, sc):
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return (ac[0] == sc[0] and
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ac[1] == sc[1] and
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ac[2] == sc[2])
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for posn, i in self.test_points:
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self.assertTrue(same_color(arr[posn], surf.get_at(posn)),
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"%s != %s: flags: %i, bpp: %i, posn: %s" % (
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tuple(arr[posn]), surf.get_at(posn),
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surf.get_flags(), surf.get_bitsize(),
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posn))
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def test_array_alpha(self):
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palette = [(0, 0, 0, 0),
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(10, 50, 100, 255),
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(60, 120, 240, 130),
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(64, 128, 255, 0),
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(255, 128, 0, 65)]
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targets = [self._make_src_surface(8, palette=palette),
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self._make_src_surface(16, palette=palette),
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self._make_src_surface(16, palette=palette, srcalpha=True),
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self._make_src_surface(24, palette=palette),
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self._make_src_surface(32, palette=palette),
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self._make_src_surface(32, palette=palette, srcalpha=True)]
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for surf in targets:
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p = palette
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if surf.get_bitsize() == 16:
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p = [surf.unmap_rgb(surf.map_rgb(c)) for c in p]
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arr = pygame.surfarray.array_alpha(surf)
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if surf.get_masks()[3]:
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for (x, y), i in self.test_points:
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self.assertEqual(arr[x, y], p[i][3],
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("%i != %i, posn: (%i, %i), "
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"bitsize: %i" %
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(arr[x, y], p[i][3],
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x, y,
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surf.get_bitsize())))
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else:
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self.assertTrue(alltrue(arr == 255))
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# No per-pixel alpha when blanket alpha is None.
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for surf in targets:
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blanket_alpha = surf.get_alpha()
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surf.set_alpha(None)
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arr = pygame.surfarray.array_alpha(surf)
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self.assertTrue(alltrue(arr == 255),
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"All alpha values should be 255 when"
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" surf.set_alpha(None) has been set."
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" bitsize: %i, flags: %i" % (
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surf.get_bitsize(), surf.get_flags()))
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surf.set_alpha(blanket_alpha)
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# Bug for per-pixel alpha surface when blanket alpha 0.
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for surf in targets:
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blanket_alpha = surf.get_alpha()
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surf.set_alpha(0)
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arr = pygame.surfarray.array_alpha(surf)
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if surf.get_masks()[3]:
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self.assertFalse(alltrue(arr == 255),
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"bitsize: %i, flags: %i" %
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(surf.get_bitsize(), surf.get_flags()))
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else:
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self.assertTrue(alltrue(arr == 255),
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"bitsize: %i, flags: %i" % (
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surf.get_bitsize(), surf.get_flags()))
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surf.set_alpha(blanket_alpha)
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def test_array_colorkey(self):
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palette = [(0, 0, 0, 0),
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(10, 50, 100, 255),
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(60, 120, 240, 130),
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(64, 128, 255, 0),
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(255, 128, 0, 65)]
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targets = [self._make_src_surface(8, palette=palette),
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self._make_src_surface(16, palette=palette),
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self._make_src_surface(16, palette=palette, srcalpha=True),
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self._make_src_surface(24, palette=palette),
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self._make_src_surface(32, palette=palette),
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self._make_src_surface(32, palette=palette, srcalpha=True)]
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for surf in targets:
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p = palette
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if surf.get_bitsize() == 16:
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p = [surf.unmap_rgb(surf.map_rgb(c)) for c in p]
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surf.set_colorkey(None)
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arr = pygame.surfarray.array_colorkey(surf)
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self.assertTrue(alltrue(arr == 255))
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for i in range(1, len(palette)):
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surf.set_colorkey(p[i])
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alphas = [255] * len(p)
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alphas[i] = 0
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arr = pygame.surfarray.array_colorkey(surf)
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for (x, y), j in self.test_points:
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self.assertEqual(arr[x, y], alphas[j],
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("%i != %i, posn: (%i, %i), "
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"bitsize: %i" %
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(arr[x, y], alphas[j],
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x, y,
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surf.get_bitsize())))
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def test_blit_array(self):
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# bug 24 at http://pygame.motherhamster.org/bugzilla/
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if 'numpy' in pygame.surfarray.get_arraytypes():
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prev = pygame.surfarray.get_arraytype()
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# This would raise exception:
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# File "[...]\pygame\_numpysurfarray.py", line 381, in blit_array
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# (array[:,:,1::3] >> losses[1] << shifts[1]) | \
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# TypeError: unsupported operand type(s) for >>: 'float' and 'int'
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pygame.surfarray.use_arraytype('numpy')
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s = pygame.Surface((10,10), 0, 24)
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a = pygame.surfarray.array3d(s)
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pygame.surfarray.blit_array(s, a)
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prev = pygame.surfarray.use_arraytype(prev)
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# target surfaces
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targets = [self._make_surface(8),
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self._make_surface(16),
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self._make_surface(16, srcalpha=True),
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self._make_surface(24),
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self._make_surface(32),
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self._make_surface(32, srcalpha=True),
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]
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# source arrays
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arrays3d = []
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dtypes = [(8, uint8), (16, uint16), (32, uint32)]
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try:
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dtypes.append((64, uint64))
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except NameError:
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pass
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arrays3d = [(self._make_src_array3d(dtype), None)
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for __, dtype in dtypes]
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for bitsize in [8, 16, 24, 32]:
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palette = None
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if bitsize == 16:
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s = pygame.Surface((1,1), 0, 16)
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palette = [s.unmap_rgb(s.map_rgb(c))
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for c in self.test_palette]
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if self.pixels3d[bitsize]:
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surf = self._make_src_surface(bitsize)
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arr = pygame.surfarray.pixels3d(surf)
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arrays3d.append((arr, palette))
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if self.array3d[bitsize]:
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surf = self._make_src_surface(bitsize)
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arr = pygame.surfarray.array3d(surf)
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arrays3d.append((arr, palette))
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for sz, dtype in dtypes:
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arrays3d.append((arr.astype(dtype), palette))
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# tests on arrays
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def do_blit(surf, arr):
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pygame.surfarray.blit_array(surf, arr)
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for surf in targets:
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bitsize = surf.get_bitsize()
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for arr, palette in arrays3d:
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surf.fill((0, 0, 0, 0))
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if bitsize == 8:
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self.assertRaises(ValueError, do_blit, surf, arr)
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else:
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pygame.surfarray.blit_array(surf, arr)
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self._assert_surface(surf, palette)
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if self.pixels2d[bitsize]:
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surf.fill((0, 0, 0, 0))
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s = self._make_src_surface(bitsize, surf.get_flags() & SRCALPHA)
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arr = pygame.surfarray.pixels2d(s)
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pygame.surfarray.blit_array(surf, arr)
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self._assert_surface(surf)
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if self.array2d[bitsize]:
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s = self._make_src_surface(bitsize, surf.get_flags() & SRCALPHA)
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arr = pygame.surfarray.array2d(s)
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for sz, dtype in dtypes:
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surf.fill((0, 0, 0, 0))
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if sz >= bitsize:
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pygame.surfarray.blit_array(surf, arr.astype(dtype))
|
||
|
|
self._assert_surface(surf)
|
||
|
|
else:
|
||
|
|
self.assertRaises(ValueError, do_blit,
|
||
|
|
surf, self._make_array2d(dtype))
|
||
|
|
|
||
|
|
# Check alpha for 2D arrays
|
||
|
|
surf = self._make_surface(16, srcalpha=True)
|
||
|
|
arr = zeros(surf.get_size(), uint16)
|
||
|
|
arr[...] = surf.map_rgb((0, 128, 255, 64))
|
||
|
|
color = surf.unmap_rgb(arr[0, 0])
|
||
|
|
pygame.surfarray.blit_array(surf, arr)
|
||
|
|
self.assertEqual(surf.get_at((5, 5)), color)
|
||
|
|
|
||
|
|
surf = self._make_surface(32, srcalpha=True)
|
||
|
|
arr = zeros(surf.get_size(), uint32)
|
||
|
|
color = (0, 111, 255, 63)
|
||
|
|
arr[...] = surf.map_rgb(color)
|
||
|
|
pygame.surfarray.blit_array(surf, arr)
|
||
|
|
self.assertEqual(surf.get_at((5, 5)), color)
|
||
|
|
|
||
|
|
# Check shifts
|
||
|
|
arr3d = self._make_src_array3d(uint8)
|
||
|
|
|
||
|
|
shift_tests = [(16,
|
||
|
|
[12, 0, 8, 4],
|
||
|
|
[0xf000, 0xf, 0xf00, 0xf0]),
|
||
|
|
(24,
|
||
|
|
[16, 0, 8, 0],
|
||
|
|
[0xff0000, 0xff, 0xff00, 0]),
|
||
|
|
(32,
|
||
|
|
[0, 16, 24, 8],
|
||
|
|
[0xff, 0xff0000, 0xff000000, 0xff00])]
|
||
|
|
|
||
|
|
for bitsize, shifts, masks in shift_tests:
|
||
|
|
surf = self._make_surface(bitsize, srcalpha=(shifts[3] != 0))
|
||
|
|
palette = None
|
||
|
|
if bitsize == 16:
|
||
|
|
palette = [surf.unmap_rgb(surf.map_rgb(c))
|
||
|
|
for c in self.test_palette]
|
||
|
|
surf.set_shifts(shifts)
|
||
|
|
surf.set_masks(masks)
|
||
|
|
pygame.surfarray.blit_array(surf, arr3d)
|
||
|
|
self._assert_surface(surf, palette)
|
||
|
|
|
||
|
|
# Invalid arrays
|
||
|
|
surf = pygame.Surface((1,1), 0, 32)
|
||
|
|
t = 'abcd'
|
||
|
|
self.assertRaises(ValueError, do_blit, surf, t)
|
||
|
|
|
||
|
|
surf_size = self.surf_size
|
||
|
|
surf = pygame.Surface(surf_size, 0, 32)
|
||
|
|
arr = zeros([surf_size[0], surf_size[1] + 1, 3], uint32)
|
||
|
|
self.assertRaises(ValueError, do_blit, surf, arr)
|
||
|
|
arr = zeros([surf_size[0] + 1, surf_size[1], 3], uint32)
|
||
|
|
self.assertRaises(ValueError, do_blit, surf, arr)
|
||
|
|
|
||
|
|
surf = pygame.Surface((1, 4), 0, 32)
|
||
|
|
arr = zeros((4,), uint32)
|
||
|
|
self.assertRaises(ValueError, do_blit, surf, arr)
|
||
|
|
arr.shape = (1, 1, 1, 4)
|
||
|
|
self.assertRaises(ValueError, do_blit, surf, arr)
|
||
|
|
|
||
|
|
# Issue #81: round from float to int
|
||
|
|
try:
|
||
|
|
rint
|
||
|
|
except NameError:
|
||
|
|
pass
|
||
|
|
else:
|
||
|
|
surf = pygame.Surface((10, 10), pygame.SRCALPHA, 32)
|
||
|
|
w, h = surf.get_size()
|
||
|
|
length = w * h
|
||
|
|
for dtype in [float32, float64]:
|
||
|
|
surf.fill((255, 255, 255, 0))
|
||
|
|
farr = arange(0, length, dtype=dtype)
|
||
|
|
farr.shape = w, h
|
||
|
|
pygame.surfarray.blit_array(surf, farr)
|
||
|
|
for x in range(w):
|
||
|
|
for y in range(h):
|
||
|
|
self.assertEqual(surf.get_at_mapped((x, y)),
|
||
|
|
int(rint(farr[x, y])))
|
||
|
|
|
||
|
|
def test_get_arraytype(self):
|
||
|
|
array_type = pygame.surfarray.get_arraytype()
|
||
|
|
|
||
|
|
self.assertEqual(array_type, 'numpy',
|
||
|
|
"unknown array type %s" % array_type)
|
||
|
|
|
||
|
|
def test_get_arraytypes(self):
|
||
|
|
|
||
|
|
arraytypes = pygame.surfarray.get_arraytypes()
|
||
|
|
self.assertIn('numpy', arraytypes)
|
||
|
|
|
||
|
|
for atype in arraytypes:
|
||
|
|
self.assertEqual(atype, 'numpy', "unknown array type %s" % atype)
|
||
|
|
|
||
|
|
def test_make_surface(self):
|
||
|
|
|
||
|
|
# How does one properly test this with 2d arrays. It makes no sense
|
||
|
|
# since the pixel format is not entirely dependent on element size.
|
||
|
|
# Just make sure the surface pixel size is at least as large as the
|
||
|
|
# array element size I guess.
|
||
|
|
#
|
||
|
|
for bitsize, dtype in [(8, uint8), (16, uint16), (24, uint32)]:
|
||
|
|
## Even this simple assertion fails for 2d arrays. Where's the problem?
|
||
|
|
## surf = pygame.surfarray.make_surface(self._make_array2d(dtype))
|
||
|
|
## self.assertGreaterEqual(surf.get_bitsize(), bitsize,
|
||
|
|
## "not %i >= %i)" % (surf.get_bitsize(), bitsize))
|
||
|
|
##
|
||
|
|
surf = pygame.surfarray.make_surface(self._make_src_array3d(dtype))
|
||
|
|
self._assert_surface(surf)
|
||
|
|
|
||
|
|
# Issue #81: round from float to int
|
||
|
|
try:
|
||
|
|
rint
|
||
|
|
except NameError:
|
||
|
|
pass
|
||
|
|
else:
|
||
|
|
w = 9
|
||
|
|
h = 11
|
||
|
|
length = w * h
|
||
|
|
for dtype in [float32, float64]:
|
||
|
|
farr = arange(0, length, dtype=dtype)
|
||
|
|
farr.shape = w, h
|
||
|
|
surf = pygame.surfarray.make_surface(farr)
|
||
|
|
for x in range(w):
|
||
|
|
for y in range(h):
|
||
|
|
self.assertEqual(surf.get_at_mapped((x, y)),
|
||
|
|
int(rint(farr[x, y])))
|
||
|
|
|
||
|
|
def test_map_array(self):
|
||
|
|
|
||
|
|
arr3d = self._make_src_array3d(uint8)
|
||
|
|
targets = [self._make_surface(8),
|
||
|
|
self._make_surface(16),
|
||
|
|
self._make_surface(16, srcalpha=True),
|
||
|
|
self._make_surface(24),
|
||
|
|
self._make_surface(32),
|
||
|
|
self._make_surface(32, srcalpha=True)]
|
||
|
|
palette = self.test_palette
|
||
|
|
|
||
|
|
for surf in targets:
|
||
|
|
arr2d = pygame.surfarray.map_array(surf, arr3d)
|
||
|
|
for posn, i in self.test_points:
|
||
|
|
self.assertEqual(arr2d[posn], surf.map_rgb(palette[i]),
|
||
|
|
"%i != %i, bitsize: %i, flags: %i" %
|
||
|
|
(arr2d[posn], surf.map_rgb(palette[i]),
|
||
|
|
surf.get_bitsize(), surf.get_flags()))
|
||
|
|
|
||
|
|
# Exception checks
|
||
|
|
self.assertRaises(ValueError, pygame.surfarray.map_array,
|
||
|
|
self._make_surface(32),
|
||
|
|
self._make_array2d(uint8))
|
||
|
|
|
||
|
|
def test_pixels2d(self):
|
||
|
|
|
||
|
|
sources = [self._make_surface(8),
|
||
|
|
self._make_surface(16, srcalpha=True),
|
||
|
|
self._make_surface(32, srcalpha=True)]
|
||
|
|
|
||
|
|
for surf in sources:
|
||
|
|
self.assertFalse(surf.get_locked())
|
||
|
|
arr = pygame.surfarray.pixels2d(surf)
|
||
|
|
self.assertTrue(surf.get_locked())
|
||
|
|
self._fill_array2d(arr, surf)
|
||
|
|
surf.unlock()
|
||
|
|
self.assertTrue(surf.get_locked())
|
||
|
|
del arr
|
||
|
|
self.assertFalse(surf.get_locked())
|
||
|
|
self.assertEqual(surf.get_locks(), ())
|
||
|
|
self._assert_surface(surf)
|
||
|
|
|
||
|
|
# Error checks
|
||
|
|
self.assertRaises(ValueError,
|
||
|
|
pygame.surfarray.pixels2d,
|
||
|
|
self._make_surface(24))
|
||
|
|
|
||
|
|
def test_pixels3d(self):
|
||
|
|
|
||
|
|
sources = [self._make_surface(24),
|
||
|
|
self._make_surface(32)]
|
||
|
|
|
||
|
|
for surf in sources:
|
||
|
|
self.assertFalse(surf.get_locked())
|
||
|
|
arr = pygame.surfarray.pixels3d(surf)
|
||
|
|
self.assertTrue(surf.get_locked())
|
||
|
|
self._fill_array3d(arr)
|
||
|
|
surf.unlock()
|
||
|
|
self.assertTrue(surf.get_locked())
|
||
|
|
del arr
|
||
|
|
self.assertFalse(surf.get_locked())
|
||
|
|
self.assertEqual(surf.get_locks(), ())
|
||
|
|
self._assert_surface(surf)
|
||
|
|
|
||
|
|
# Alpha check
|
||
|
|
color = (1, 2, 3, 0)
|
||
|
|
surf = self._make_surface(32, srcalpha=True)
|
||
|
|
arr = pygame.surfarray.pixels3d(surf)
|
||
|
|
arr[0,0] = color[:3]
|
||
|
|
self.assertEqual(surf.get_at((0, 0)), color)
|
||
|
|
|
||
|
|
# Error checks
|
||
|
|
def do_pixels3d(surf):
|
||
|
|
pygame.surfarray.pixels3d(surf)
|
||
|
|
|
||
|
|
self.assertRaises(ValueError,
|
||
|
|
do_pixels3d,
|
||
|
|
self._make_surface(8))
|
||
|
|
self.assertRaises(ValueError,
|
||
|
|
do_pixels3d,
|
||
|
|
self._make_surface(16))
|
||
|
|
|
||
|
|
def test_pixels_alpha(self):
|
||
|
|
|
||
|
|
palette = [(0, 0, 0, 0),
|
||
|
|
(127, 127, 127, 0),
|
||
|
|
(127, 127, 127, 85),
|
||
|
|
(127, 127, 127, 170),
|
||
|
|
(127, 127, 127, 255)]
|
||
|
|
alphas = [0, 45, 86, 99, 180]
|
||
|
|
|
||
|
|
surf = self._make_src_surface(32, srcalpha=True, palette=palette)
|
||
|
|
|
||
|
|
self.assertFalse(surf.get_locked())
|
||
|
|
arr = pygame.surfarray.pixels_alpha(surf)
|
||
|
|
self.assertTrue(surf.get_locked())
|
||
|
|
surf.unlock()
|
||
|
|
self.assertTrue(surf.get_locked())
|
||
|
|
|
||
|
|
for (x, y), i in self.test_points:
|
||
|
|
self.assertEqual(arr[x, y], palette[i][3])
|
||
|
|
|
||
|
|
for (x, y), i in self.test_points:
|
||
|
|
alpha = alphas[i]
|
||
|
|
arr[x, y] = alpha
|
||
|
|
color = (127, 127, 127, alpha)
|
||
|
|
self.assertEqual(surf.get_at((x, y)), color,
|
||
|
|
"posn: (%i, %i)" % (x, y))
|
||
|
|
|
||
|
|
del arr
|
||
|
|
self.assertFalse(surf.get_locked())
|
||
|
|
self.assertEqual(surf.get_locks(), ())
|
||
|
|
|
||
|
|
# Check exceptions.
|
||
|
|
def do_pixels_alpha(surf):
|
||
|
|
pygame.surfarray.pixels_alpha(surf)
|
||
|
|
|
||
|
|
targets = [(8, False),
|
||
|
|
(16, False),
|
||
|
|
(16, True),
|
||
|
|
(24, False),
|
||
|
|
(32, False)]
|
||
|
|
|
||
|
|
for bitsize, srcalpha in targets:
|
||
|
|
self.assertRaises(ValueError, do_pixels_alpha,
|
||
|
|
self._make_surface(bitsize, srcalpha))
|
||
|
|
|
||
|
|
def test_pixels_red(self):
|
||
|
|
self._test_pixels_rgb('red', 0)
|
||
|
|
|
||
|
|
def test_pixels_green(self):
|
||
|
|
self._test_pixels_rgb('green', 1)
|
||
|
|
|
||
|
|
def test_pixels_blue(self):
|
||
|
|
self._test_pixels_rgb('blue', 2)
|
||
|
|
|
||
|
|
def _test_pixels_rgb(self, operation, mask_posn):
|
||
|
|
method_name = "pixels_" + operation
|
||
|
|
|
||
|
|
pixels_rgb = getattr(pygame.surfarray, method_name)
|
||
|
|
palette = [(0, 0, 0, 255),
|
||
|
|
(5, 13, 23, 255),
|
||
|
|
(29, 31, 37, 255),
|
||
|
|
(131, 157, 167, 255),
|
||
|
|
(179, 191, 251, 255)]
|
||
|
|
plane = [c[mask_posn] for c in palette]
|
||
|
|
|
||
|
|
surf24 = self._make_src_surface(24, srcalpha=False, palette=palette)
|
||
|
|
surf32 = self._make_src_surface(32, srcalpha=False, palette=palette)
|
||
|
|
surf32a = self._make_src_surface(32, srcalpha=True, palette=palette)
|
||
|
|
|
||
|
|
for surf in [surf24, surf32, surf32a]:
|
||
|
|
self.assertFalse(surf.get_locked())
|
||
|
|
arr = pixels_rgb(surf)
|
||
|
|
self.assertTrue(surf.get_locked())
|
||
|
|
surf.unlock()
|
||
|
|
self.assertTrue(surf.get_locked())
|
||
|
|
|
||
|
|
for (x, y), i in self.test_points:
|
||
|
|
self.assertEqual(arr[x, y], plane[i])
|
||
|
|
|
||
|
|
del arr
|
||
|
|
self.assertFalse(surf.get_locked())
|
||
|
|
self.assertEqual(surf.get_locks(), ())
|
||
|
|
|
||
|
|
# Check exceptions.
|
||
|
|
targets = [(8, False),
|
||
|
|
(16, False),
|
||
|
|
(16, True)]
|
||
|
|
|
||
|
|
for bitsize, srcalpha in targets:
|
||
|
|
self.assertRaises(ValueError, pixels_rgb,
|
||
|
|
self._make_surface(bitsize, srcalpha))
|
||
|
|
|
||
|
|
def test_use_arraytype(self):
|
||
|
|
|
||
|
|
def do_use_arraytype(atype):
|
||
|
|
pygame.surfarray.use_arraytype(atype)
|
||
|
|
|
||
|
|
pygame.surfarray.use_arraytype('numpy')
|
||
|
|
self.assertEqual(pygame.surfarray.get_arraytype(), 'numpy')
|
||
|
|
self.assertRaises(ValueError, do_use_arraytype, 'not an option')
|
||
|
|
|
||
|
|
def test_surf_lock (self):
|
||
|
|
sf = pygame.Surface ((5, 5), 0, 32)
|
||
|
|
for atype in pygame.surfarray.get_arraytypes ():
|
||
|
|
pygame.surfarray.use_arraytype (atype)
|
||
|
|
|
||
|
|
ar = pygame.surfarray.pixels2d (sf)
|
||
|
|
self.assertTrue(sf.get_locked())
|
||
|
|
|
||
|
|
sf.unlock ()
|
||
|
|
self.assertTrue(sf.get_locked())
|
||
|
|
|
||
|
|
del ar
|
||
|
|
self.assertFalse(sf.get_locked())
|
||
|
|
self.assertEqual(sf.get_locks(), ())
|
||
|
|
|
||
|
|
|
||
|
|
if __name__ == '__main__':
|
||
|
|
unittest.main()
|