Mercurial > touhou
annotate pytouhou/game/sprite.py @ 26:f17122405121
Basic sprite animation support
| author | Thibaut Girka <thib@sitedethib.com> |
|---|---|
| date | Fri, 12 Aug 2011 19:38:27 +0200 |
| parents | bf225780973f |
| children | b65d6bc55793 |
| rev | line source |
|---|---|
| 15 | 1 from struct import unpack |
| 2 | |
| 3 from pytouhou.utils.matrix import Matrix | |
| 4 | |
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Small refactoring, and Rumia \o/
Thibaut Girka <thib@sitedethib.com>
parents:
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5 |
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Small refactoring, and Rumia \o/
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parents:
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6 class AnmWrapper(object): |
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bf225780973f
Small refactoring, and Rumia \o/
Thibaut Girka <thib@sitedethib.com>
parents:
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7 def __init__(self, anm_files): |
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bf225780973f
Small refactoring, and Rumia \o/
Thibaut Girka <thib@sitedethib.com>
parents:
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8 self.anm_files = list(anm_files) |
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bf225780973f
Small refactoring, and Rumia \o/
Thibaut Girka <thib@sitedethib.com>
parents:
17
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changeset
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9 |
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bf225780973f
Small refactoring, and Rumia \o/
Thibaut Girka <thib@sitedethib.com>
parents:
17
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changeset
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10 def get_sprite(self, script_index): |
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bf225780973f
Small refactoring, and Rumia \o/
Thibaut Girka <thib@sitedethib.com>
parents:
17
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changeset
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11 for anm in self.anm_files: |
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bf225780973f
Small refactoring, and Rumia \o/
Thibaut Girka <thib@sitedethib.com>
parents:
17
diff
changeset
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12 if script_index in anm.scripts: |
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bf225780973f
Small refactoring, and Rumia \o/
Thibaut Girka <thib@sitedethib.com>
parents:
17
diff
changeset
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13 return anm, Sprite(anm, script_index) |
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bf225780973f
Small refactoring, and Rumia \o/
Thibaut Girka <thib@sitedethib.com>
parents:
17
diff
changeset
|
14 |
|
bf225780973f
Small refactoring, and Rumia \o/
Thibaut Girka <thib@sitedethib.com>
parents:
17
diff
changeset
|
15 |
|
bf225780973f
Small refactoring, and Rumia \o/
Thibaut Girka <thib@sitedethib.com>
parents:
17
diff
changeset
|
16 |
| 15 | 17 class Sprite(object): |
| 18 def __init__(self, anm, script_index): | |
| 19 self.anm = anm | |
| 20 self.script_index = script_index | |
| 21 self.texcoords = (0, 0, 0, 0) # x, y, width, height | |
| 22 self.mirrored = False | |
| 23 self.rescale = (1., 1.) | |
| 24 self.rotations_3d = (0., 0., 0.) | |
| 25 self.corner_relative_placement = False | |
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d940d004b840
Make game.sprite.Sprite use its own frame counter.
Thibaut Girka <thib@sitedethib.com>
parents:
15
diff
changeset
|
26 self.frame = 0 |
| 15 | 27 self._uvs = [] |
| 28 self._vertices = [] | |
| 29 | |
| 30 | |
| 31 def update_uvs_vertices(self, override_width=0, override_height=0): | |
| 32 vertmat = Matrix() | |
| 33 vertmat.data[0][0] = -.5 | |
| 34 vertmat.data[1][0] = -.5 | |
| 35 | |
| 36 vertmat.data[0][1] = .5 | |
| 37 vertmat.data[1][1] = -.5 | |
| 38 | |
| 39 vertmat.data[0][2] = .5 | |
| 40 vertmat.data[1][2] = .5 | |
| 41 | |
| 42 vertmat.data[0][3] = -.5 | |
| 43 vertmat.data[1][3] = .5 | |
| 44 | |
| 45 for i in range(4): | |
| 46 vertmat.data[2][i] = 0. | |
| 47 vertmat.data[3][i] = 1. | |
| 48 | |
| 49 tx, ty, tw, th = self.texcoords | |
| 50 sx, sy = self.rescale | |
| 51 width = override_width or (tw * sx) | |
| 52 height = override_height or (th * sy) | |
| 53 | |
| 54 transform = Matrix.get_scaling_matrix(width, height, 1.) | |
| 55 if self.mirrored: | |
| 56 transform = Matrix.get_scaling_matrix(-1., 1., 1.).mult(transform) | |
| 57 if self.rotations_3d != (0., 0., 0.): | |
| 58 rx, ry, rz = self.rotations_3d | |
| 59 transform = Matrix.get_rotation_matrix(-rx, 'x').mult(transform) | |
| 60 transform = Matrix.get_rotation_matrix(ry, 'y').mult(transform) | |
| 61 transform = Matrix.get_rotation_matrix(-rz, 'z').mult(transform) #TODO: minus, really? | |
| 62 if self.corner_relative_placement: # Reposition | |
| 63 transform = Matrix.get_translation_matrix(width / 2., height / 2., 0.).mult(transform) | |
| 64 vertmat = transform.mult(vertmat) | |
| 65 | |
| 66 uvs = [(tx / self.anm.size[0], 1. - (ty / self.anm.size[1])), | |
| 67 ((tx + tw) / self.anm.size[0], 1. - (ty / self.anm.size[1])), | |
| 68 ((tx + tw) / self.anm.size[0], 1. - ((ty + th) / self.anm.size[1])), | |
| 69 (tx / self.anm.size[0], 1. - ((ty + th) / self.anm.size[1]))] | |
| 70 | |
| 71 vertices = [] | |
| 72 for i in xrange(4): | |
| 73 w = vertmat.data[3][i] | |
| 74 vertices.append((vertmat.data[0][i] / w, | |
| 75 vertmat.data[1][i] / w, | |
| 76 vertmat.data[2][i] / w)) | |
| 77 | |
| 78 self._uvs, self._vertices = uvs, vertices | |
| 79 | |
| 80 | |
| 81 | |
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17
d940d004b840
Make game.sprite.Sprite use its own frame counter.
Thibaut Girka <thib@sitedethib.com>
parents:
15
diff
changeset
|
82 def update(self, override_width=0, override_height=0): |
| 15 | 83 properties = {} |
| 84 for time, instr_type, data in self.anm.scripts[self.script_index]: | |
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17
d940d004b840
Make game.sprite.Sprite use its own frame counter.
Thibaut Girka <thib@sitedethib.com>
parents:
15
diff
changeset
|
85 if time == self.frame: |
| 15 | 86 if instr_type == 15: #Return |
| 87 break | |
| 88 else: | |
| 89 properties[instr_type] = data | |
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17
d940d004b840
Make game.sprite.Sprite use its own frame counter.
Thibaut Girka <thib@sitedethib.com>
parents:
15
diff
changeset
|
90 self.frame += 1 |
|
d940d004b840
Make game.sprite.Sprite use its own frame counter.
Thibaut Girka <thib@sitedethib.com>
parents:
15
diff
changeset
|
91 |
| 15 | 92 if properties: |
| 93 if 1 in properties: | |
| 94 self.texcoords = self.anm.sprites[unpack('<I', properties[1])[0]] | |
| 95 del properties[1] | |
| 96 if 2 in properties: | |
| 97 self.rescale = unpack('<ff', properties[2]) | |
| 98 del properties[2] | |
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26
f17122405121
Basic sprite animation support
Thibaut Girka <thib@sitedethib.com>
parents:
21
diff
changeset
|
99 if 5 in properties: |
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f17122405121
Basic sprite animation support
Thibaut Girka <thib@sitedethib.com>
parents:
21
diff
changeset
|
100 self.frame, = unpack('<I', properties[5]) |
|
f17122405121
Basic sprite animation support
Thibaut Girka <thib@sitedethib.com>
parents:
21
diff
changeset
|
101 del properties[5] |
| 15 | 102 if 7 in properties: |
| 103 self.mirrored = True #TODO | |
| 104 del properties[7] | |
| 105 if 9 in properties: | |
| 106 self.rotations_3d = unpack('<fff', properties[9]) | |
| 107 del properties[9] | |
| 108 if 23 in properties: | |
| 109 self.corner_relative_placement = True #TODO | |
| 110 del properties[23] | |
| 111 if properties: | |
| 112 print('Leftover properties: %r' % properties) #TODO | |
| 113 self.update_uvs_vertices(override_width, override_height) | |
| 114 return True | |
| 115 return False | |
| 116 |