Mercurial > touhou
annotate pytouhou/game/sprite.py @ 17:d940d004b840
Make game.sprite.Sprite use its own frame counter.
| author | Thibaut Girka <thib@sitedethib.com> |
|---|---|
| date | Tue, 09 Aug 2011 11:40:13 +0200 |
| parents | 07fba4e1da65 |
| children | bf225780973f |
| rev | line source |
|---|---|
| 15 | 1 from struct import unpack |
| 2 | |
| 3 from pytouhou.utils.matrix import Matrix | |
| 4 | |
| 5 class Sprite(object): | |
| 6 def __init__(self, anm, script_index): | |
| 7 self.anm = anm | |
| 8 self.script_index = script_index | |
| 9 self.texcoords = (0, 0, 0, 0) # x, y, width, height | |
| 10 self.mirrored = False | |
| 11 self.rescale = (1., 1.) | |
| 12 self.rotations_3d = (0., 0., 0.) | |
| 13 self.corner_relative_placement = False | |
|
17
d940d004b840
Make game.sprite.Sprite use its own frame counter.
Thibaut Girka <thib@sitedethib.com>
parents:
15
diff
changeset
|
14 self.frame = 0 |
| 15 | 15 self._uvs = [] |
| 16 self._vertices = [] | |
| 17 | |
| 18 | |
| 19 def update_uvs_vertices(self, override_width=0, override_height=0): | |
| 20 vertmat = Matrix() | |
| 21 vertmat.data[0][0] = -.5 | |
| 22 vertmat.data[1][0] = -.5 | |
| 23 | |
| 24 vertmat.data[0][1] = .5 | |
| 25 vertmat.data[1][1] = -.5 | |
| 26 | |
| 27 vertmat.data[0][2] = .5 | |
| 28 vertmat.data[1][2] = .5 | |
| 29 | |
| 30 vertmat.data[0][3] = -.5 | |
| 31 vertmat.data[1][3] = .5 | |
| 32 | |
| 33 for i in range(4): | |
| 34 vertmat.data[2][i] = 0. | |
| 35 vertmat.data[3][i] = 1. | |
| 36 | |
| 37 tx, ty, tw, th = self.texcoords | |
| 38 sx, sy = self.rescale | |
| 39 width = override_width or (tw * sx) | |
| 40 height = override_height or (th * sy) | |
| 41 | |
| 42 transform = Matrix.get_scaling_matrix(width, height, 1.) | |
| 43 if self.mirrored: | |
| 44 transform = Matrix.get_scaling_matrix(-1., 1., 1.).mult(transform) | |
| 45 if self.rotations_3d != (0., 0., 0.): | |
| 46 rx, ry, rz = self.rotations_3d | |
| 47 transform = Matrix.get_rotation_matrix(-rx, 'x').mult(transform) | |
| 48 transform = Matrix.get_rotation_matrix(ry, 'y').mult(transform) | |
| 49 transform = Matrix.get_rotation_matrix(-rz, 'z').mult(transform) #TODO: minus, really? | |
| 50 if self.corner_relative_placement: # Reposition | |
| 51 transform = Matrix.get_translation_matrix(width / 2., height / 2., 0.).mult(transform) | |
| 52 vertmat = transform.mult(vertmat) | |
| 53 | |
| 54 uvs = [(tx / self.anm.size[0], 1. - (ty / self.anm.size[1])), | |
| 55 ((tx + tw) / self.anm.size[0], 1. - (ty / self.anm.size[1])), | |
| 56 ((tx + tw) / self.anm.size[0], 1. - ((ty + th) / self.anm.size[1])), | |
| 57 (tx / self.anm.size[0], 1. - ((ty + th) / self.anm.size[1]))] | |
| 58 | |
| 59 vertices = [] | |
| 60 for i in xrange(4): | |
| 61 w = vertmat.data[3][i] | |
| 62 vertices.append((vertmat.data[0][i] / w, | |
| 63 vertmat.data[1][i] / w, | |
| 64 vertmat.data[2][i] / w)) | |
| 65 | |
| 66 self._uvs, self._vertices = uvs, vertices | |
| 67 | |
| 68 | |
| 69 | |
|
17
d940d004b840
Make game.sprite.Sprite use its own frame counter.
Thibaut Girka <thib@sitedethib.com>
parents:
15
diff
changeset
|
70 def update(self, override_width=0, override_height=0): |
| 15 | 71 properties = {} |
| 72 for time, instr_type, data in self.anm.scripts[self.script_index]: | |
|
17
d940d004b840
Make game.sprite.Sprite use its own frame counter.
Thibaut Girka <thib@sitedethib.com>
parents:
15
diff
changeset
|
73 if time == self.frame: |
| 15 | 74 if instr_type == 15: #Return |
| 75 break | |
| 76 else: | |
| 77 properties[instr_type] = data | |
|
17
d940d004b840
Make game.sprite.Sprite use its own frame counter.
Thibaut Girka <thib@sitedethib.com>
parents:
15
diff
changeset
|
78 self.frame += 1 |
|
d940d004b840
Make game.sprite.Sprite use its own frame counter.
Thibaut Girka <thib@sitedethib.com>
parents:
15
diff
changeset
|
79 |
| 15 | 80 if properties: |
| 81 if 1 in properties: | |
| 82 self.texcoords = self.anm.sprites[unpack('<I', properties[1])[0]] | |
| 83 del properties[1] | |
| 84 if 2 in properties: | |
| 85 self.rescale = unpack('<ff', properties[2]) | |
| 86 del properties[2] | |
| 87 if 7 in properties: | |
| 88 self.mirrored = True #TODO | |
| 89 del properties[7] | |
| 90 if 9 in properties: | |
| 91 self.rotations_3d = unpack('<fff', properties[9]) | |
| 92 del properties[9] | |
| 93 if 23 in properties: | |
| 94 self.corner_relative_placement = True #TODO | |
| 95 del properties[23] | |
| 96 if properties: | |
| 97 print('Leftover properties: %r' % properties) #TODO | |
| 98 self.update_uvs_vertices(override_width, override_height) | |
| 99 return True | |
| 100 return False | |
| 101 |