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Ensure ctypes data type sizes match GL sizes

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Kovid Goyal
2016-11-28 15:17:58 +05:30
parent b3550391e9
commit cfca4cd0bf
3 changed files with 20 additions and 11 deletions
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9
kitty/constants.py
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@@ -5,6 +5,7 @@
import os
import threading
import pwd
import ctypes
from collections import namedtuple
appname = 'kitty'
@@ -61,3 +62,11 @@ cell_size = ViewportSize()
terminfo_dir = os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))), 'terminfo')
main_thread = threading.current_thread()
shell_path = pwd.getpwuid(os.geteuid()).pw_shell or '/bin/sh'
GLint = ctypes.c_int if ctypes.sizeof(ctypes.c_int) == 4 else ctypes.c_long
GLuint = ctypes.c_uint if ctypes.sizeof(ctypes.c_uint) == 4 else ctypes.c_ulong
GLfloat = ctypes.c_float
if ctypes.sizeof(GLfloat) != 4:
raise RuntimeError('float size is not 4')
if ctypes.sizeof(GLint) != 4:
raise RuntimeError('int size is not 4')