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annotate pytouhou/ui/opengl/gamerenderer.pyx @ 553:8f51e34d911c

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Refactor graphics backend selection, to make them fallbackable and optional.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Thu, 29 May 2014 12:31:55 +0200
parents 53fa73932e9a
children c759b97f4f81
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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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15 from libc.stdlib cimport free
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16 from itertools import chain
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17
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18 from pytouhou.lib.opengl cimport \
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19 (glClear, glMatrixMode, glLoadIdentity, glLoadMatrixf, glDisable,
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20 glEnable, glFogi, glFogf, glFogfv, GL_PROJECTION, GL_MODELVIEW,
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21 GL_FOG, GL_FOG_MODE, GL_LINEAR, GL_FOG_START, GL_FOG_END,
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22 GL_FOG_COLOR, GL_COLOR_BUFFER_BIT, GLfloat, glViewport, glScissor,
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23 GL_SCISSOR_TEST, GL_DEPTH_BUFFER_BIT)
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24
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25 from pytouhou.utils.matrix cimport mul, new_identity
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26 from pytouhou.utils.maths cimport perspective, setup_camera, ortho_2d
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1c891c71cf22 Cythonize pytouhou.game.text.
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27 from pytouhou.game.text cimport NativeText, GlyphCollection
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28 from .shaders.eosd import GameShader, BackgroundShader, PassthroughShader
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29 from .renderer cimport Texture
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30 from .backend cimport is_legacy
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31
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32 from collections import namedtuple
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33 Rect = namedtuple('Rect', 'x y w h')
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34 Color = namedtuple('Color', 'r g b a')
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37 cdef class GameRenderer(Renderer):
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38 def __init__(self, resource_loader, _):
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39 self.use_fixed_pipeline = is_legacy #XXX
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40
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41 Renderer.__init__(self, resource_loader)
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42
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43 if not self.use_fixed_pipeline:
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44 self.game_shader = GameShader()
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45 self.background_shader = BackgroundShader()
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46 self.interface_shader = self.game_shader
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47 self.passthrough_shader = PassthroughShader()
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48
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49 self.framebuffer = Framebuffer(0, 0, 640, 480)
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51
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52 def __dealloc__(self):
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53 if self.game_mvp != NULL:
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54 free(self.game_mvp)
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55 if self.interface_mvp != NULL:
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56 free(self.interface_mvp)
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57 if self.proj != NULL:
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58 free(self.proj)
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59
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61 property size:
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62 # We never need to get back the computed size, so size is write-only.
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63 def __set__(self, tuple size):
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64 self.x, self.y, self.width, self.height = size
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65
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66
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67 def load_textures(self, dict anms):
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68 self.texture_manager.load(anms)
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69
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70
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71 def load_background(self, background):
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72 self.background = background
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73 if background is not None:
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74 self.background_renderer = BackgroundRenderer(self.use_fixed_pipeline)
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75 self.background_renderer.load(background, self)
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76 else:
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77 self.background_renderer = None
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78
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79
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80 def start(self, common):
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81 self.proj = perspective(30, float(common.width) / float(common.height),
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82 101010101./2010101., 101010101./10101.)
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83 self.game_mvp = setup_camera(0, 0, 1)
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84 mul(self.game_mvp, self.proj)
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85 self.interface_mvp = ortho_2d(0., float(common.interface.width),
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86 float(common.interface.height), 0.)
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87
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88
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89 def render(self, Game game):
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90 if not self.use_fixed_pipeline:
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91 self.framebuffer.bind()
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92
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93 self.render_game(game)
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94 self.render_text(game.texts)
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95 self.render_interface(game.interface, game.boss)
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96
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97 if not self.use_fixed_pipeline:
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98 self.passthrough_shader.bind()
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99 self.passthrough_shader.uniform_matrix('mvp', self.interface_mvp)
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100 self.render_framebuffer(self.framebuffer)
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101
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102
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103 cdef void render_game(self, Game game):
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104 cdef long game_x, game_y
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105 cdef float x, y, z, dx, dy, dz
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106 cdef float fog_data[4]
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107 cdef float fog_start, fog_end
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108 cdef unsigned char fog_r, fog_g, fog_b
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109 cdef Matrix *mvp
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110
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111 game_x, game_y = game.interface.game_pos
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112 glViewport(game_x, game_y, game.width, game.height)
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113 glClear(GL_DEPTH_BUFFER_BIT)
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114 glScissor(game_x, game_y, game.width, game.height)
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115 glEnable(GL_SCISSOR_TEST)
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116
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117 if self.use_fixed_pipeline:
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118 glMatrixMode(GL_PROJECTION)
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119 glLoadIdentity()
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120
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diff changeset
121 if game is not None and game.spellcard_effect is not None:
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parents: 345
diff changeset
122 if self.use_fixed_pipeline:
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parents: 345
diff changeset
123 glMatrixMode(GL_MODELVIEW)
523
6e3b3d5d4691 Make matrix a struct.
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parents: 519
diff changeset
124 glLoadMatrixf(<GLfloat*>self.game_mvp)
370
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parents: 345
diff changeset
125 glDisable(GL_FOG)
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diff changeset
126 else:
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diff changeset
127 self.game_shader.bind()
424
f4d76d3d6f2a Make the Shader class use cython too.
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parents: 423
diff changeset
128 self.game_shader.uniform_matrix('mvp', self.game_mvp)
370
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diff changeset
129
306
52d791bb7c32 Rename a few attributes/methods to make a little more sense.
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parents: 304
diff changeset
130 self.render_elements([game.spellcard_effect])
459
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parents: 458
diff changeset
131 elif self.background_renderer is not None:
519
b18f0bd30ad0 Optimise background rendering.
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parents: 517
diff changeset
132 back = self.background
108
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diff changeset
133 x, y, z = back.position_interpolator.values
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diff changeset
134 dx, dy, dz = back.position2_interpolator.values
399
1c773544eaeb Make the background use a single vbo and offsets, just like the 2D code.
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parents: 398
diff changeset
135 fog_b, fog_g, fog_r, fog_start, fog_end = back.fog_interpolator.values
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parents: 398
diff changeset
136
401
3ce4065840e9 Calculate the fog per-fragment and remove the fixed-pipeline glFog* functions; now both vertex shaders are the same.
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parents: 399
diff changeset
137 # Those two lines may come from the difference between Direct3D and
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parents: 399
diff changeset
138 # OpenGL’s distance handling. The first one seem to calculate fog
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diff changeset
139 # from the eye, while the second does that starting from the near
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parents: 399
diff changeset
140 # plane.
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diff changeset
141 #TODO: investigate, and use a variable to keep the near plane
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diff changeset
142 # distance at a single place.
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parents: 399
diff changeset
143 fog_start -= 101010101./2010101.
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parents: 399
diff changeset
144 fog_end -= 101010101./2010101.
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diff changeset
145
523
6e3b3d5d4691 Make matrix a struct.
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diff changeset
146 mvp = new_identity()
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147 mvp_data = <GLfloat*>mvp
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148 mvp_data[12] = -x
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diff changeset
149 mvp_data[13] = -y
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150 mvp_data[14] = -z
412
5fe6cd6ceb48 Refactor the maths functions out of Renderer.
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parents: 406
diff changeset
151 view = setup_camera(dx, dy, dz)
523
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diff changeset
152 mul(mvp, view)
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diff changeset
153 free(view)
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diff changeset
154 mul(mvp, self.proj)
108
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155
399
1c773544eaeb Make the background use a single vbo and offsets, just like the 2D code.
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parents: 398
diff changeset
156 if self.use_fixed_pipeline:
401
3ce4065840e9 Calculate the fog per-fragment and remove the fixed-pipeline glFog* functions; now both vertex shaders are the same.
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parents: 399
diff changeset
157 glMatrixMode(GL_MODELVIEW)
523
6e3b3d5d4691 Make matrix a struct.
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parents: 519
diff changeset
158 glLoadMatrixf(mvp_data)
370
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parents: 345
diff changeset
159
401
3ce4065840e9 Calculate the fog per-fragment and remove the fixed-pipeline glFog* functions; now both vertex shaders are the same.
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parents: 399
diff changeset
160 glEnable(GL_FOG)
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parents: 399
diff changeset
161 glFogi(GL_FOG_MODE, GL_LINEAR)
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parents: 399
diff changeset
162 glFogf(GL_FOG_START, fog_start)
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parents: 399
diff changeset
163 glFogf(GL_FOG_END, fog_end)
424
f4d76d3d6f2a Make the Shader class use cython too.
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diff changeset
164
423
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
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diff changeset
165 fog_data[0] = fog_r / 255.
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diff changeset
166 fog_data[1] = fog_g / 255.
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diff changeset
167 fog_data[2] = fog_b / 255.
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diff changeset
168 fog_data[3] = 1.
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diff changeset
169 glFogfv(GL_FOG_COLOR, fog_data)
370
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diff changeset
170 else:
399
1c773544eaeb Make the background use a single vbo and offsets, just like the 2D code.
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parents: 398
diff changeset
171 self.background_shader.bind()
424
f4d76d3d6f2a Make the Shader class use cython too.
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diff changeset
172 self.background_shader.uniform_matrix('mvp', mvp)
399
1c773544eaeb Make the background use a single vbo and offsets, just like the 2D code.
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diff changeset
173
424
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diff changeset
174 self.background_shader.uniform_1('fog_scale', 1. / (fog_end - fog_start))
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diff changeset
175 self.background_shader.uniform_1('fog_end', fog_end)
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diff changeset
176 self.background_shader.uniform_4('fog_color', fog_r / 255., fog_g / 255., fog_b / 255., 1.)
108
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177
523
6e3b3d5d4691 Make matrix a struct.
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diff changeset
178 free(mvp)
423
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
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diff changeset
179 self.background_renderer.render_background()
108
2a03940deea3 Move everything graphical to pytouhou.opengl!
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parents:
diff changeset
180 else:
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diff changeset
181 glClear(GL_COLOR_BUFFER_BIT)
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diff changeset
182
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183 if game is not None:
370
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diff changeset
184 if self.use_fixed_pipeline:
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diff changeset
185 glMatrixMode(GL_MODELVIEW)
523
6e3b3d5d4691 Make matrix a struct.
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diff changeset
186 glLoadMatrixf(<GLfloat*>self.game_mvp)
370
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diff changeset
187 glDisable(GL_FOG)
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diff changeset
188 else:
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diff changeset
189 self.game_shader.bind()
424
f4d76d3d6f2a Make the Shader class use cython too.
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diff changeset
190 self.game_shader.uniform_matrix('mvp', self.game_mvp)
108
2a03940deea3 Move everything graphical to pytouhou.opengl!
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diff changeset
191
459
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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parents: 458
diff changeset
192 self.render_elements([enemy for enemy in game.enemies if enemy.visible])
166
dcf32488a2c9 Better enemy death, with animation and (hopefully) correct flags handling.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 164
diff changeset
193 self.render_elements(game.effects)
201
220c122f428c Batch more sprites!
Thibaut Girka <thib@sitedethib.com>
parents: 199
diff changeset
194 self.render_elements(chain(game.players_bullets,
294
94c636f8f863 Add player lasers for MarisaB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 286
diff changeset
195 game.lasers_sprites(),
201
220c122f428c Batch more sprites!
Thibaut Girka <thib@sitedethib.com>
parents: 199
diff changeset
196 game.players,
384
690b5faaa0e6 Make rendering of multiple-sprites elements work like single-sprites.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 383
diff changeset
197 game.msg_sprites()))
315
e935ed8dc5e6 Add out-of-screen item indicators.
Thibaut Girka <thib@sitedethib.com>
parents: 306
diff changeset
198 self.render_elements(chain(game.bullets, game.lasers,
e935ed8dc5e6 Add out-of-screen item indicators.
Thibaut Girka <thib@sitedethib.com>
parents: 306
diff changeset
199 game.cancelled_bullets, game.items,
384
690b5faaa0e6 Make rendering of multiple-sprites elements work like single-sprites.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 383
diff changeset
200 game.labels))
459
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 458
diff changeset
201
468
feecdb4a8928 Add “except *” to cdef void functions, and type some more.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 464
diff changeset
202 if game.msg_runner is not None:
459
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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parents: 458
diff changeset
203 rect = Rect(48, 368, 288, 48)
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parents: 458
diff changeset
204 color1 = Color(0, 0, 0, 192)
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parents: 458
diff changeset
205 color2 = Color(0, 0, 0, 128)
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parents: 458
diff changeset
206 self.render_quads([rect], [(color1, color1, color2, color2)], 0)
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parents: 458
diff changeset
207
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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parents: 458
diff changeset
208 glDisable(GL_SCISSOR_TEST)
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parents: 458
diff changeset
209
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 458
diff changeset
210
516
577c3a88fb67 Merge the lists Game.texts and Game.native_texts into the Game.texts dict.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 515
diff changeset
211 cdef void render_text(self, dict texts):
473
1c891c71cf22 Cythonize pytouhou.game.text.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 468
diff changeset
212 cdef NativeText label
1c891c71cf22 Cythonize pytouhou.game.text.
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parents: 468
diff changeset
213
459
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 458
diff changeset
214 if self.font_manager is None:
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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parents: 458
diff changeset
215 return
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parents: 458
diff changeset
216
517
dec43940f092 Don’t crash if SDL2_ttf couldn’t render a specific string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 516
diff changeset
217 self.font_manager.load(texts)
459
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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parents: 458
diff changeset
218
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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parents: 458
diff changeset
219 black = Color(0, 0, 0, 255)
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parents: 458
diff changeset
220
517
dec43940f092 Don’t crash if SDL2_ttf couldn’t render a specific string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 516
diff changeset
221 for label in texts.itervalues():
dec43940f092 Don’t crash if SDL2_ttf couldn’t render a specific string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 516
diff changeset
222 texture = (<Texture>label.texture).texture
459
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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parents: 458
diff changeset
223 rect = Rect(label.x, label.y, label.width, label.height)
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 458
diff changeset
224 gradient = [Color(*color, a=label.alpha) for color in label.gradient]
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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parents: 458
diff changeset
225
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 458
diff changeset
226 if label.shadow:
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 458
diff changeset
227 shadow_rect = Rect(label.x + 1, label.y + 1, label.width, label.height)
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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parents: 458
diff changeset
228 shadow = [black._replace(a=label.alpha)] * 4
517
dec43940f092 Don’t crash if SDL2_ttf couldn’t render a specific string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 516
diff changeset
229 self.render_quads([shadow_rect, rect], [shadow, gradient], texture)
459
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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parents: 458
diff changeset
230 else:
517
dec43940f092 Don’t crash if SDL2_ttf couldn’t render a specific string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 516
diff changeset
231 self.render_quads([rect], [gradient], texture)
459
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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parents: 458
diff changeset
232
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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parents: 458
diff changeset
233
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 458
diff changeset
234 cdef void render_interface(self, interface, game_boss):
473
1c891c71cf22 Cythonize pytouhou.game.text.
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parents: 468
diff changeset
235 cdef GlyphCollection label
1c891c71cf22 Cythonize pytouhou.game.text.
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diff changeset
236
459
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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diff changeset
237 elements = []
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parents: 458
diff changeset
238
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
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parents: 458
diff changeset
239 if self.use_fixed_pipeline:
6e733ed817bd Move every rendering function from gamerunner to gamerenderer.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 458
diff changeset
240 glMatrixMode(GL_MODELVIEW)
523
6e3b3d5d4691 Make matrix a struct.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 519
diff changeset
241 glLoadMatrixf(<GLfloat*>self.interface_mvp)
459
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242 glDisable(GL_FOG)
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243 else:
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244 self.interface_shader.bind()
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245 self.interface_shader.uniform_matrix('mvp', self.interface_mvp)
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246 glViewport(0, 0, interface.width, interface.height)
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247
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248 items = [item for item in interface.items if item.anmrunner and item.anmrunner.running]
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249 labels = interface.labels.values()
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250
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251 if items:
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252 # Redraw all the interface
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253 elements.extend(items)
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254 else:
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255 # Redraw only changed labels
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256 labels = [label for label in labels if label.changed]
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257
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258 elements.extend(interface.level_start)
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259
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260 if game_boss is not None:
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261 elements.extend(interface.boss_items)
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262
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263 elements.extend(labels)
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264 self.render_elements(elements)
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265 for label in labels:
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266 label.changed = False