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60 lines
1.5 KiB
Python
60 lines
1.5 KiB
Python
from math import sin, cos, radians, hypot
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class Camera(object):
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def __init__(self, x=0, y=0, z=0, pitch=0, yaw=0, roll=0):
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self.x = x
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self.y = y
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self.z = z
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self.pitch = pitch
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self.yaw = yaw
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self.roll = roll
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self.speed = 0
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self.roll_left = False
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self.roll_right = False
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def move(self, speed):
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dx, dy, dz = self.direction()
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self.x += dx * speed
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self.y += dy * speed
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self.z += dz * speed
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def mouse_move(self, dx, dy):
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if self.pitch > 90 or self.pitch < -90:
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dx = -dx
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if self.yaw + dx >= 360:
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self.yaw = self.yaw + dx - 360
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elif self.yaw + dx < 0:
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self.yaw = 360 - self.yaw + dx
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else:
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self.yaw += dx
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self.pitch -= dy
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if self.pitch < -180:
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self.pitch += 360
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elif self.pitch > 180:
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self.pitch -= 360
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def direction(self):
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m = cos(radians(self.pitch))
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dy = -sin(radians(self.pitch))
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dx = cos(radians(self.yaw - 90)) * m
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dz = sin(radians(self.yaw - 90)) * m
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return dx, dy, dz
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def update(self, dt, move):
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if self.roll_left:
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self.roll += 4 * dt * 10
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if self.roll:
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self.roll -= 4 * dt * 10
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if move:
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self.move(self.speed * 10 * dt)
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def reset_roll(self):
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self.roll = 0
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def distance(self, x, y, z):
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return hypot(hypot(x - self.x, y - self.y), z - self.z)
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