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from pathlib import Path
from pyrr import Matrix44
import moderngl
import moderngl_window
from moderngl_window import geometry
from base import CameraWindow
class Cubemap(CameraWindow):
"""Example loading and rendering a cubemap"""
title = "Skybox with cubemap"
resource_dir = (Path(__file__).parent / 'resources').resolve()
aspect_ratio = None
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.wnd.mouse_exclusivity = True
self.cube = geometry.cube(size=(20, 20, 20))
self.texture = self.load_texture_cube(
neg_x='textures/cubemaps/yokohama/posx.jpg',
neg_y='textures/cubemaps/yokohama/negy.jpg',
neg_z='textures/cubemaps/yokohama/negz.jpg',
pos_x='textures/cubemaps/yokohama/negx.jpg',
pos_y='textures/cubemaps/yokohama/posy.jpg',
pos_z='textures/cubemaps/yokohama/posz.jpg',
flip_x=True,
)
self.prog = self.load_program('programs/cubemap.glsl')
def render(self, time, frame_time):
self.ctx.enable_only(moderngl.CULL_FACE)
self.ctx.front_face = 'cw'
cam = self.camera.matrix
# Purge camera translation
cam[3][0] = 0
cam[3][1] = 0
cam[3][2] = 0
self.texture.use(location=0)
self.prog['m_proj'].write(self.camera.projection.matrix)
self.prog['m_camera'].write(cam)
self.cube.render(self.prog)
if __name__ == '__main__':
moderngl_window.run_window_config(Cubemap)
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