59 lines
1.7 KiB
Python
59 lines
1.7 KiB
Python
#!/usr/bin/python3
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import glm
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from settings import *
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class Camera:
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def __init__(self, position, yaw, pitch):
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self.position = glm.vec3(position)
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self.yaw = glm.radians(yaw)
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self.pitch = glm.radians(pitch)
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self.up = glm.vec3(0, 1, 0)
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self.right = glm.vec3(1, 0, 0)
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self.forward = glm.vec3(0, 0, -1)
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self.m_proj = glm.perspective(V_FOV, ASPECT_RATIO, NEAR, FAR)
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self.m_view = glm.mat4()
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def update(self):
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self.update_vectors()
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self.update_view_matrix()
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def update_view_matrix(self):
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self.m_view = glm.lookAt(self.position, self.position + self.forward, self.up)
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def update_vectors(self):
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self.forward.x = glm.cos(self.yaw) * glm.cos(self.pitch)
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self.forward.y = glm.sin(self.pitch)
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self.forward.z = glm.sin(self.yaw) * glm.cos(self.pitch)
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self.forward = glm.normalize(self.forward)
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self.right = glm.normalize(glm.cross(self.forward, glm.vec3(0, 1, 0)))
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self.up = glm.normalize(glm.cross(self.right, self.forward))
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def rotate_pitch(self, delta_y):
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self.pitch -= delta_y
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self.pitch = glm.clamp(self.pitch, -PITCH_MAX, PITCH_MAX)
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def rotate_yaw(self, delta_x):
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self.yaw += delta_x
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def move_left(self, velocity):
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self.position -= self.right * velocity
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def move_right(self, velocity):
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self.position += self.right * velocity
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def move_up(self, velocity):
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self.position += self.up * velocity
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def move_down(self, velocity):
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self.position -= self.up * velocity
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def move_forward(self, velocity):
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self.position += self.forward * velocity
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def move_back(self, velocity):
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self.position -= self.forward * velocity
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