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annotate pytouhou/lib/sdl.pyx @ 418:63f59be04a54

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Replace Pyglet with SDL2 for window creation and events; disables framerate control/display and sound.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Tue, 16 Jul 2013 21:07:15 +0200
parents
children 1c92721f8e49
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63f59be04a54 Replace Pyglet with SDL2 for window creation and events; disables framerate control/display and sound.
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1 # -*- encoding: utf-8 -*-
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2 ##
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3 ## Copyright (C) 2013 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 INIT_VIDEO = SDL_INIT_VIDEO
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16
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17 GL_CONTEXT_MAJOR_VERSION = SDL_GL_CONTEXT_MAJOR_VERSION
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18 GL_CONTEXT_MINOR_VERSION = SDL_GL_CONTEXT_MINOR_VERSION
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19 GL_DOUBLEBUFFER = SDL_GL_DOUBLEBUFFER
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20 GL_DEPTH_SIZE = SDL_GL_DEPTH_SIZE
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21
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22 WINDOWPOS_CENTERED = SDL_WINDOWPOS_CENTERED
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23 WINDOW_OPENGL = SDL_WINDOW_OPENGL
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24 WINDOW_SHOWN = SDL_WINDOW_SHOWN
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25
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26 SCANCODE_Z = SDL_SCANCODE_Z
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27 SCANCODE_X = SDL_SCANCODE_X
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28 SCANCODE_LSHIFT = SDL_SCANCODE_LSHIFT
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29 SCANCODE_UP = SDL_SCANCODE_UP
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30 SCANCODE_DOWN = SDL_SCANCODE_DOWN
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31 SCANCODE_LEFT = SDL_SCANCODE_LEFT
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32 SCANCODE_RIGHT = SDL_SCANCODE_RIGHT
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33 SCANCODE_LCTRL = SDL_SCANCODE_LCTRL
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34 SCANCODE_ESCAPE = SDL_SCANCODE_ESCAPE
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35
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36 KEYDOWN = SDL_KEYDOWN
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37 QUIT = SDL_QUIT
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38
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39
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40 class SDLError(Exception):
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41 pass
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42
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43
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44 cdef class Window:
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45 cdef SDL_Window *window
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46 cdef SDL_GLContext context
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47
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48 def __init__(self, const char *title, int x, int y, int w, int h, Uint32 flags):
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49 self.window = SDL_CreateWindow(title, x, y, w, h, flags)
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50 if self.window == NULL:
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51 raise SDLError(SDL_GetError())
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52
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53 def destroy_window(self):
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54 SDL_DestroyWindow(self.window)
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55
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56 def gl_create_context(self):
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57 self.context = SDL_GL_CreateContext(self.window)
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58
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59 def gl_swap_window(self):
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60 SDL_GL_SwapWindow(self.window)
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61
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62 def gl_delete_context(self):
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63 SDL_GL_DeleteContext(self.context)
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64
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65
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66 def init(Uint32 flags):
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67 if SDL_Init(flags) < 0:
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68 raise SDLError(SDL_GetError())
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69
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70
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71 def quit():
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72 SDL_Quit()
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73
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74
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75 def gl_set_attribute(SDL_GLattr attr, int value):
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76 if SDL_GL_SetAttribute(attr, value) < 0:
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77 raise SDLError(SDL_GetError())
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78
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79
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80 def poll_events():
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81 cdef SDL_Event event
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82 ret = []
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83 while SDL_PollEvent(&event):
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84 if event.type == SDL_KEYDOWN:
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85 ret.append((event.type, event.key.keysym.scancode))
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86 elif event.type == SDL_QUIT:
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87 ret.append((event.type,))
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88 return ret
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89
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90
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91 def get_keyboard_state():
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92 cdef int numkeys
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93 cdef bint k
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94 cdef const Uint8 *state
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95 state = SDL_GetKeyboardState(&numkeys)
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96 return tuple([k is not False for k in state[:numkeys]])