Commit | Line | Data |
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d5932612 FC |
1 | from panda3d.core import CullFaceAttrib, Point3, NodePath, Point2, Texture, \ |
2 | Plane, Vec3, BitMask32 | |
3 | from panda3d.bullet import BulletBoxShape, BulletRigidBodyNode, BulletGhostNode | |
4 | from direct.gui.OnscreenText import OnscreenText | |
5 | from lib.lib.p3d.gfx import P3dGfxMgr, set_srgb | |
6 | ||
7 | ||
8 | class Command: | |
9 | ||
10 | def __init__(self, pos, rot): | |
11 | self.pos = pos | |
12 | self.rot = rot | |
13 | ||
14 | ||
15 | class Item: | |
16 | ||
e1438449 | 17 | def __init__(self, world, plane_node, count, cb_inst, curr_bottom, scene_repos, model_path): |
d5932612 FC |
18 | self._world = world |
19 | self._plane_node = plane_node | |
20 | self._count = count | |
21 | self._cb_inst = cb_inst | |
22 | self._paused = False | |
23 | self._overlapping = False | |
24 | self._first_command = True | |
25 | self.repos_done = False | |
26 | self._curr_bottom = curr_bottom | |
e1438449 | 27 | self._scene_repos = scene_repos |
d5932612 FC |
28 | self._model_path = model_path |
29 | self._commands = [] | |
30 | self._command_idx = -1 | |
31 | self._set_phys() | |
32 | self.node.add_shape(self._shape) | |
33 | self._np = render.attach_new_node(self.node) | |
34 | world.attach_ghost(self.node) | |
35 | self._model = loader.load_model(model_path) | |
36 | set_srgb(self._model) | |
37 | self._model.flatten_light() | |
38 | self._model.reparent_to(self._np) | |
39 | self._set_outline_model() | |
40 | set_srgb(self._outline_model) | |
41 | self._model.hide(BitMask32(0x01)) | |
42 | self._outline_model.hide(BitMask32(0x01)) | |
43 | self._start_drag_pos = None | |
44 | self._prev_rot_info = None | |
45 | self._last_nonoverlapping_pos = None | |
46 | self._last_nonoverlapping_rot = None | |
47 | self._instantiated = False | |
48 | self._box_tsk = taskMgr.add(self.on_frame, 'on_frame') | |
49 | self._repos() | |
50 | ||
51 | def _set_phys(self): | |
52 | self._shape = None | |
53 | self.node = BulletGhostNode(self.__class__.__name__) | |
54 | ||
55 | def _repos(self): | |
56 | p_from, p_to = P3dGfxMgr.world_from_to((-1, 1)) | |
57 | for hit in self._world.ray_test_all(p_from, p_to).get_hits(): | |
58 | if hit.get_node() == self._plane_node: | |
59 | pos = hit.get_hit_pos() | |
60 | corner = P3dGfxMgr.screen_coord(pos) | |
61 | bounds = self._np.get_tight_bounds() | |
62 | bounds = bounds[0] - self._np.get_pos(), bounds[1] - self._np.get_pos() | |
63 | self._np.set_pos(pos) | |
64 | plane = Plane(Vec3(0, 1, 0), bounds[0][1]) | |
65 | pos3d, near_pt, far_pt = Point3(), Point3(), Point3() | |
66 | margin, ar = .04, base.get_aspect_ratio() | |
67 | margin_x = margin / ar if ar >= 1 else margin | |
68 | margin_z = margin * ar if ar < 1 else margin | |
69 | top = self._curr_bottom() | |
70 | base.camLens.extrude((-1 + margin_x, top - margin_z), near_pt, far_pt) | |
71 | plane.intersects_line( | |
72 | pos3d, render.get_relative_point(base.camera, near_pt), | |
73 | render.get_relative_point(base.camera, far_pt)) | |
74 | delta = Vec3(bounds[1][0], bounds[1][1], bounds[0][2]) | |
75 | self._np.set_pos(pos3d + delta) | |
76 | if not hasattr(self, '_txt'): | |
77 | font = base.loader.load_font('assets/fonts/Hanken-Book.ttf') | |
78 | font.clear() | |
79 | font.set_pixels_per_unit(60) | |
80 | font.set_minfilter(Texture.FTLinearMipmapLinear) | |
81 | font.set_outline((0, 0, 0, 1), .8, .2) | |
82 | self._txt = OnscreenText( | |
83 | str(self._count), font=font, scale=0.06, fg=(.9, .9, .9, 1)) | |
84 | pos = self._np.get_pos() + (bounds[1][0], bounds[0][1], bounds[0][2]) | |
85 | p2d = P3dGfxMgr.screen_coord(pos) | |
86 | self._txt['pos'] = p2d | |
87 | self.repos_done = True | |
88 | ||
e1438449 FC |
89 | def repos_x(self, x): |
90 | self._np.set_x(x) | |
91 | bounds = self._np.get_tight_bounds() | |
92 | bounds = bounds[0] - self._np.get_pos(), bounds[1] - self._np.get_pos() | |
93 | pos = self._np.get_pos() + (bounds[1][0], bounds[0][1], bounds[0][2]) | |
94 | p2d = P3dGfxMgr.screen_coord(pos) | |
95 | self._txt['pos'] = p2d | |
96 | ||
d5932612 FC |
97 | def get_bottom(self): |
98 | bounds = self._np.get_tight_bounds() | |
99 | bounds = bounds[0] - self._np.get_pos(), bounds[1] - self._np.get_pos() | |
100 | pos = self._np.get_pos() + (bounds[1][0], bounds[1][1], bounds[0][2]) | |
101 | p2d = P3dGfxMgr.screen_coord(pos) | |
102 | ar = base.get_aspect_ratio() | |
103 | return p2d[1] if ar >= 1 else (p2d[1] * ar) | |
104 | ||
105 | def get_corner(self): | |
106 | bounds = self._np.get_tight_bounds() | |
107 | return bounds[1][0], bounds[1][1], bounds[0][2] | |
108 | ||
109 | def _set_outline_model(self): | |
110 | self._outline_model = loader.load_model(self._model_path) | |
111 | clockw = CullFaceAttrib.MCullClockwise | |
112 | self._outline_model.set_attrib(CullFaceAttrib.make(clockw)) | |
113 | self._outline_model.reparent_to(self._np) | |
114 | self._outline_model.set_scale(-1.08, -1.08, -1.08) | |
115 | self._outline_model.set_light_off() | |
116 | self._outline_model.set_color(.4, .4, .4, 1) | |
117 | self._outline_model.set_color_scale(.4, .4, .4, 1) | |
118 | self._outline_model.hide() | |
119 | ||
120 | def on_frame(self, task): | |
121 | self._np.set_y(0) | |
122 | return task.cont | |
123 | ||
124 | def undo(self): | |
125 | self._command_idx -= 1 | |
126 | self._np.set_pos(self._commands[self._command_idx].pos) | |
127 | self._np.set_hpr(self._commands[self._command_idx].rot) | |
128 | ||
129 | def redo(self): | |
130 | self._command_idx += 1 | |
131 | self._np.set_pos(self._commands[self._command_idx].pos) | |
132 | self._np.set_hpr(self._commands[self._command_idx].rot) | |
133 | ||
134 | def play(self): | |
135 | if not self._instantiated: | |
136 | return | |
137 | self._world.remove_rigid_body(self.node) | |
138 | self.node.set_mass(1) | |
139 | self._world.attach_rigid_body(self.node) | |
140 | ||
141 | def on_click_l(self, pos): | |
142 | if self._paused: return | |
143 | self._start_drag_pos = pos, self._np.get_pos() | |
144 | loader.load_sfx('assets/audio/sfx/grab.ogg').play() | |
145 | if not self._instantiated: | |
146 | self._world.remove_ghost(self.node) | |
147 | pos = self._np.get_pos() | |
148 | self._np.remove_node() | |
149 | self.node = BulletRigidBodyNode('box') | |
150 | self.node.add_shape(self._shape) | |
151 | self._np = render.attach_new_node(self.node) | |
152 | self._world.attach_rigid_body(self.node) | |
153 | self._model.reparent_to(self._np) | |
154 | self._np.set_pos(pos) | |
155 | self._set_outline_model() | |
156 | self._model.show(BitMask32(0x01)) | |
157 | self._outline_model.hide(BitMask32(0x01)) | |
158 | self._instantiated = True | |
159 | self._txt.destroy() | |
160 | self._count -= 1 | |
161 | if self._count: | |
e1438449 | 162 | item = self.__class__(self._world, self._plane_node, self._count, self._cb_inst, self._curr_bottom, self._scene_repos) # pylint: disable=no-value-for-parameter |
d5932612 | 163 | self._cb_inst(item) |
e1438449 | 164 | self._scene_repos() |
d5932612 FC |
165 | |
166 | def on_click_r(self, pos): | |
167 | if self._paused: return | |
168 | self._prev_rot_info = pos, self._np.get_pos(), self._np.get_r() | |
169 | loader.load_sfx('assets/audio/sfx/grab.ogg').play() | |
170 | ||
171 | def on_release(self): | |
172 | if self._start_drag_pos or self._prev_rot_info: | |
173 | loader.load_sfx('assets/audio/sfx/release.ogg').play() | |
174 | self._command_idx += 1 | |
175 | self._commands = self._commands[:self._command_idx] | |
176 | self._commands += [Command(self._np.get_pos(), self._np.get_hpr())] | |
177 | self._first_command = False | |
178 | self._start_drag_pos = self._prev_rot_info = None | |
179 | if self._overlapping: | |
180 | self._np.set_pos(self._last_nonoverlapping_pos) | |
181 | self._np.set_hpr(self._last_nonoverlapping_rot) | |
182 | ||
183 | def on_mouse_on(self): | |
184 | if not self._paused: | |
185 | self._outline_model.show() | |
186 | ||
187 | def on_mouse_off(self): | |
188 | if self._start_drag_pos or self._prev_rot_info: return | |
189 | self._outline_model.hide() | |
190 | ||
191 | def on_mouse_move(self, pos): | |
192 | if self._start_drag_pos: | |
193 | d_pos = pos - self._start_drag_pos[0] | |
194 | self._np.set_pos(self._start_drag_pos[1] + d_pos) | |
195 | if self._prev_rot_info: | |
196 | start_vec = self._prev_rot_info[0] - self._prev_rot_info[1] | |
197 | curr_vec = pos - self._prev_rot_info[1] | |
198 | d_angle = curr_vec.signed_angle_deg(start_vec, (0, -1, 0)) | |
199 | self._np.set_r(self._prev_rot_info[2] + d_angle) | |
200 | self._prev_rot_info = pos, self._np.get_pos(), self._np.get_r() | |
201 | if self._start_drag_pos or self._prev_rot_info: | |
202 | res = self._world.contact_test(self.node) | |
203 | nres = res.get_num_contacts() | |
204 | if nres <=1: | |
205 | self._overlapping = False | |
206 | self._outline_model.set_color(.4, .4, .4, 1) | |
207 | self._outline_model.set_color_scale(.4, .4, .4, 1) | |
208 | if nres > 1 and not self._overlapping: | |
209 | actual_nres = 0 | |
210 | for contact in res.get_contacts(): | |
211 | for node in [contact.get_node0(), contact.get_node1()]: | |
212 | if isinstance(node, BulletRigidBodyNode) and \ | |
213 | node != self.node: | |
214 | actual_nres += 1 | |
215 | if actual_nres >= 1: | |
216 | self._overlapping = True | |
217 | loader.load_sfx('assets/audio/sfx/overlap.ogg').play() | |
218 | self._outline_model.set_color(.9, .1, .1, 1) | |
219 | self._outline_model.set_color_scale(.9, .1, .1, 1) | |
220 | if not self._overlapping: | |
221 | self._last_nonoverlapping_pos = self._np.get_pos() | |
222 | self._last_nonoverlapping_rot = self._np.get_hpr() | |
223 | ||
224 | def on_aspect_ratio_changed(self): | |
225 | if not self._instantiated: | |
226 | self._repos() | |
227 | ||
228 | def store_state(self): | |
229 | self._paused = True | |
230 | self._model.set_transparency(True) | |
231 | self._model.set_alpha_scale(.3) | |
232 | if not self._txt.is_empty(): | |
233 | self._txt.set_alpha_scale(.3) | |
234 | ||
235 | def restore_state(self): | |
236 | self._paused = False | |
237 | self._model.set_alpha_scale(1) | |
238 | if not self._txt.is_empty(): | |
239 | self._txt.set_alpha_scale(1) | |
240 | ||
241 | def destroy(self): | |
242 | self._np.remove_node() | |
243 | taskMgr.remove(self._box_tsk) | |
244 | self._txt.destroy() | |
245 | if not self._instantiated: | |
246 | self._world.remove_ghost(self.node) | |
247 | else: | |
248 | self._world.remove_rigid_body(self.node) |