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annotate pytouhou/ui/gamerenderer.pyx @ 246:cb329dca4758

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Use the correct behaviour for flag 1 in bullet.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Sun, 15 Jan 2012 15:22:26 +0100
parents 1d3c8c7473a2
children 6bd565019f9a
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1 # -*- encoding: utf-8 -*-
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2 ##
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3 ## Copyright (C) 2011 Thibaut Girka <thib@sitedethib.com>
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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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16 from itertools import chain
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18 from pyglet.gl import *
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20 from .renderer cimport Renderer
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21 from .background cimport get_background_rendering_data
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0313ca2c50e9 Small refactoring and massive performance improvements
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25 cdef class GameRenderer(Renderer):
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26 cdef public game
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27 cdef public background
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30 def __init__(self, resource_loader, game=None, background=None):
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31 Renderer.__init__(self, resource_loader)
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32
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33 self.game = game
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34 self.background = background
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37 def render(self):
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38 glClear(GL_DEPTH_BUFFER_BIT)
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39
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40 back = self.background
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41 game = self.game
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42 texture_manager = self.texture_manager
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43
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44 if game is not None and game.effect is not None:
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45 self.setup_camera(0, 0, 1)
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47 glDisable(GL_FOG)
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48 self.render_elements([game.effect])
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49 glEnable(GL_FOG)
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50 elif back is not None:
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51 fog_b, fog_g, fog_r, fog_start, fog_end = back.fog_interpolator.values
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52 x, y, z = back.position_interpolator.values
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53 dx, dy, dz = back.position2_interpolator.values
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54
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55 glFogi(GL_FOG_MODE, GL_LINEAR)
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56 glFogf(GL_FOG_START, fog_start)
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57 glFogf(GL_FOG_END, fog_end)
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58 glFogfv(GL_FOG_COLOR, (GLfloat * 4)(fog_r / 255., fog_g / 255., fog_b / 255., 1.))
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60 self.setup_camera(dx, dy, dz)
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61 glTranslatef(-x, -y, -z)
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63 glEnable(GL_DEPTH_TEST)
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64 for (texture_key, blendfunc), (nb_vertices, vertices, uvs, colors) in get_background_rendering_data(back):
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65 glBlendFunc(GL_SRC_ALPHA, (GL_ONE_MINUS_SRC_ALPHA, GL_ONE)[blendfunc])
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66 glBindTexture(GL_TEXTURE_2D, texture_manager[texture_key].id)
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67 glVertexPointer(3, GL_FLOAT, 0, vertices)
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68 glTexCoordPointer(2, GL_FLOAT, 0, uvs)
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69 glColorPointer(4, GL_UNSIGNED_BYTE, 0, colors)
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70 glDrawArrays(GL_QUADS, 0, nb_vertices)
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71 glDisable(GL_DEPTH_TEST)
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72 else:
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73 glClear(GL_COLOR_BUFFER_BIT)
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74
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75 if game is not None:
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76 self.setup_camera(0, 0, 1)
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77
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78 glDisable(GL_FOG)
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79 self.render_elements(chain(*(enemy.objects() for enemy in game.enemies)))
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80 self.render_elements(game.enemies)
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81 self.render_elements(game.effects)
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82 self.render_elements(chain(game.players_bullets,
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83 game.players,
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84 *(player.objects() for player in game.players)))
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85 self.render_elements(chain(game.bullets, game.cancelled_bullets, game.items))
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86 #TODO: display item indicators
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87 glEnable(GL_FOG)
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