本文整理汇总了Python中panda3d.core.OrthographicLens.setAspectRatio方法的典型用法代码示例。如果您正苦于以下问题：Python OrthographicLens.setAspectRatio方法的具体用法？Python OrthographicLens.setAspectRatio怎么用？Python OrthographicLens.setAspectRatio使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类panda3d.core.OrthographicLens的用法示例。
在下文中一共展示了OrthographicLens.setAspectRatio方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __init__
# 需要导入模块: from panda3d.core import OrthographicLens [as 别名]
# 或者: from panda3d.core.OrthographicLens import setAspectRatio [as 别名]
class Camera_Controller:
def __init__(self,base):
self.base = base
self.base.disableMouse()
x_win = self.base.win.getXSize()
y_win = self.base.win.getYSize()
aspect_win = float(x_win)/float(y_win)
self.active_lens = 1
self.ortho_lens = OrthographicLens()
self.ortho_lens.setAspectRatio(aspect_win)
self.ortho_lens.setNearFar(1.0,100.0)
self.persp_lens = PerspectiveLens()
self.persp_lens.setAspectRatio(aspect_win)
self.persp_lens.setFov(5.0)
self.persp_lens.setNearFar(1.0,100.0)
self.lenses = [self.persp_lens, self.ortho_lens]
self.set_lens(lens=self.active_lens)
self.set_view(Vec3(50.0,50.0,50.0))
self.old_x = None
self.old_y = None
self.zoom_speed = 0.05
self.pan_speed = 0.005
self.rotate_speed = 0.1
#these are pointers
self.keys = self.base.keyboard_reader.keys
self.key_map = self.base.keyboard_reader.key_map
#registering camera functions
self.base.taskMgr.add(hold_caller_multikey(trigger=self.keys, indices=[self.key_map['shift'], self.key_map['mouse2']], values=[1,1], init_handle=None, loop_handle=self.pan_camera, cleanup_handle=self.mouse_delta_cleanup), 'pan_camera_task')
self.base.taskMgr.add(hold_caller_multikey(trigger=self.keys, indices=[self.key_map['control'], self.key_map['shift'], self.key_map['mouse2']], values=[0, 0,1], init_handle=None, loop_handle=self.rotate_camera_fixed_pivot, cleanup_handle=self.mouse_delta_cleanup), 'rotate_camera_task')
self.base.taskMgr.add(hold_caller_multikey(trigger=self.keys, indices=[self.key_map['control'], self.key_map['mouse2']], values=[1,1], init_handle=None, loop_handle=self.zoom_camera, cleanup_handle=self.mouse_delta_cleanup), 'rotate_camera_task')
#register camera presets
self.base.taskMgr.add( delta_caller(handle = self.set_viewpoint_front , trigger = self.keys, index = self.key_map['1'], value=1), 'camera_preset_front_task')
self.base.taskMgr.add( delta_caller(handle = self.set_viewpoint_side , trigger = self.keys, index = self.key_map['2'], value=1), 'camera_preset_side_task')
self.base.taskMgr.add( delta_caller(handle = self.set_viewpoint_top , trigger = self.keys, index = self.key_map['3'], value=1), 'camera_preset_top_task')
#register switching perspective
#TODO: currently disabled because perspective camera is stupid and should feel bad
#self.base.taskMgr.add( delta_caller(handle = self.switch_perspective , trigger = self.keys, index = self.key_map['5'], value=1), 'camera_switch_perspective_task')
#makes the zoom level of the orthographic camera more reasonable
self.fixed_zoom_camera(10.0)
def set_view(self, position):
self.pos = Vec3(position)
self.base.cam.setPos(self.pos)
self.pivot = Vec3(0.0,0.0,0.0)
self.base.cam.lookAt(0.0,0.0,0.0)
self.hpr = self.base.cam.getHpr()
def set_lens(self,lens):
old_pos = self.base.cam.getPos()
self.active_lens = lens
self.base.cam.node().setLens(self.lenses[self.active_lens])
self.base.cam.setPos(old_pos)
def mouse_delta_cleanup(self):
self.old_x = None
self.old_y = None
def get_mouse_delta(self):
md = self.base.win.getPointer(0)
x = md.getX()
y = md.getY()
d_x = None
d_y = None
if self.old_x == None or self.old_y == None:
self.old_x = x
self.old_y = y
else:
d_y = (y - self.old_y)
d_x = (x - self.old_x)
self.old_x = x
self.old_y = y
return (d_x, d_y)
def pan_camera(self):
pan_speed = self.pan_speed
#.........这里部分代码省略.........