def make_collision_from_model(input_model, node_number, mass, world,
target_pos, h_adj):
# tristrip generation from static models
# generic tri-strip collision generator begins
geom_nodes = input_model.find_all_matches('**/+GeomNode')
geom_nodes = geom_nodes.get_path(node_number).node()
# print(geom_nodes)
geom_target = geom_nodes.get_geom(0)
# print(geom_target)
output_bullet_mesh = BulletTriangleMesh()
output_bullet_mesh.add_geom(geom_target)
tri_shape = BulletTriangleMeshShape(output_bullet_mesh,
dynamic=False)
print(output_bullet_mesh)
body = BulletRigidBodyNode('input_model_tri_mesh')
np = self.render.attach_new_node(body)
np.node().add_shape(tri_shape)
np.node().set_mass(mass)
np.node().set_friction(0.01)
np.set_pos(target_pos)
np.set_scale(1)
np.set_h(h_adj)
# np.set_p(180)
# np.set_r(180)
np.set_collide_mask(BitMask32.allOn())
world.attach_rigid_body(np.node())
def setup_world(self):
self.world_node = self.render.attachNewNode('World')
self.world.setGravity(Vec3(0, 0, -9.81))
# Landscape
model = self.loader.loadModel("mesh/models/landscape/landscape")
model.reparentTo(self.render)
model.setScale(100)
model.flatten_light()
geom_nodes = model.findAllMatches('**/+GeomNode')
geom_node = geom_nodes.getPath(0).node()
geom_mesh = geom_node.getGeom(0)
mesh = BulletTriangleMesh()
mesh.add_geom(geom_mesh)
ground_shape = BulletTriangleMeshShape(mesh, dynamic=False)
ground_node = self.world_node.attachNewNode(
BulletRigidBodyNode('Ground'))
ground_node.node().addShape(ground_shape)
'''
if self.debug_mode:
debug_node_path = self.world_node.attachNewNode(BulletDebugNode('Debug'))
debug_node_path.show()
debug_node_path.node().showNormals(True)
self.world.setDebugNode(debug_node_path.node())
'''
self.debug_node_path = self.world_node.attachNewNode(
BulletDebugNode('Debug'))
self.debug_node_path.hide()
self.world.setDebugNode(self.debug_node_path.node())
ground_node.setPos(0, 0, 0)
ground_node.setCollideMask(BitMask32.allOn())
self.world.attachRigidBody(ground_node.node())
# Character
player = Player()
# Other models
path = 'mesh/models/bullet/pyramid'
self.add_model(path, pos_x=50, pos_y=15, pos_z=370, scale=5)
self.add_model(path, pos_x=30, pos_y=15, pos_z=370, scale=5)
self.add_model(path, pos_x=70, pos_y=15, pos_z=390, scale=5)
self.add_model(path, pos_x=50, pos_y=40, pos_z=360, scale=5)
path = 'mesh/models/bullet/ball'
self.add_model(path, pos_x=0, pos_y=15, pos_z=400, scale=8)
self.add_model(path, pos_x=30, pos_y=40, pos_z=450, scale=8)
taskMgr.add(self.update, 'updateWorld')
