geometry-sandbox/camera.py at master · SavelevMatthew/geometry-sandbox · GitHub

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import math


class Cam:
    def __init__(self, pos=(0, 0, 0), rot=(0, 0)):
        self.pos = list(pos)
        self.rot = list(rot)
        self.sensitivity = 500
        self.mode = 0

    def update_position(self, dt, keys):
        s = dt / 2
        if self.mode == 0:
            x, y = s * math.sin(self.rot[1]), s * math.cos(self.rot[1])
            if keys['W']:
                self.pos[0] += x
                self.pos[1] -= y
            if keys['S']:
                self.pos[0] -= x
                self.pos[1] += y
            if keys['A']:
                self.pos[0] -= y
                self.pos[1] -= x
            if keys['D']:
                self.pos[0] += y
                self.pos[1] += x
            if keys['SPACE']:
                self.pos[2] += s
            if keys['SHIFT']:
                self.pos[2] -= s
        else:
            if keys['W']:
                self.pos[1] -= s
            if keys['S']:
                self.pos[1] += s
            if keys['A']:
                self.pos[0] -= s
            if keys['D']:
                self.pos[0] += s
            if keys['SPACE']:
                self.pos[2] += s
            if keys['SHIFT']:
                self.pos[2] -= s

    def update_rotation(self, dx, dy):
        dx = dx * self.sensitivity / 100000
        dy = dy * self.sensitivity / 100000
        self.rot[0] += dy
        self.rot[1] += dx