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annotate pytouhou/ui/opengl/backend_glfw.pyx @ 694:3ff1af76e413

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anm0: only use recoverable errors, no panics except for anm0 asserts.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Fri, 23 Aug 2019 02:24:08 +0200
parents 4fa0a8e7d941
children
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1 # -*- encoding: utf-8 -*-
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2 ##
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3 ## Copyright (C) 2016 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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4 ##
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5 ## This program is free software; you can redistribute it and/or modify
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6 ## it under the terms of the GNU General Public License as published
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7 ## by the Free Software Foundation; version 3 only.
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8 ##
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9 ## This program is distributed in the hope that it will be useful,
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10 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 ## GNU General Public License for more details.
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13 ##
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14
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15 from .backend cimport profile, major, minor, double_buffer, is_legacy
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16
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17 cimport pytouhou.lib.glfw as glfw
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18
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19
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20 def create_glfw_window(title, width, height):
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21 '''Create a window (using GLFW) and an OpenGL context.'''
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22
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23 glfw.init()
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24
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25 if profile == 'core':
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26 glfw.window_hint(glfw.CLIENT_API, glfw.OPENGL_API)
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27 glfw.window_hint(glfw.OPENGL_PROFILE, glfw.OPENGL_CORE_PROFILE)
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28 elif profile == 'es':
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29 glfw.window_hint(glfw.CLIENT_API, glfw.OPENGL_ES_API)
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30 glfw.window_hint(glfw.CONTEXT_VERSION_MAJOR, major)
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31 glfw.window_hint(glfw.CONTEXT_VERSION_MINOR, minor)
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32 glfw.window_hint(glfw.ALPHA_BITS, 0)
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33 glfw.window_hint(glfw.DEPTH_BITS, 24 if is_legacy else 0)
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34 if double_buffer >= 0:
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35 glfw.window_hint(glfw.DOUBLEBUFFER, double_buffer)
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36
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37 # Legacy contexts don’t support our required extensions for scaling.
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38 if not is_legacy:
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39 glfw.window_hint(glfw.RESIZABLE, True)
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40
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41 return glfw.Window(width, height, title)