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from pathlib import Path
import moderngl_window
from moderngl_window import geometry
from moderngl_window import resources
resources.register_dir((Path(__file__).parent / 'resources').resolve())
class QuadFullscreenScroll(moderngl_window.WindowConfig):
"""Taking texture offset from mouse"""
aspect_ratio = None
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.quad = geometry.quad_fs()
self.texture = self.load_texture_2d('textures/python-bg.png')
self.prog = self.load_program('programs/texture_mouse_scroll.glsl')
self.mouse_pos = 0, 0
def render(self, time: float, frame_time: float):
self.ctx.clear()
self.texture.use(location=0)
self.prog['texture0'] = 0
self.prog['offset'] = -self.mouse_pos[0] / self.wnd.buffer_width, self.mouse_pos[1] / self.wnd.buffer_height
self.quad.render(self.prog)
def mouse_position_event(self, x, y, dx, dy):
self.mouse_pos = self.mouse_pos[0] + dx, self.mouse_pos[1] + dy
print(self.mouse_pos)
if __name__ == '__main__':
moderngl_window.run_window_config(QuadFullscreenScroll)
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