Mercurial > touhou

annotate pytouhou/ui/background.pyx @ 423:d8630c086926

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Replace Pyglet with our own Cython OpenGL wrapper.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Tue, 16 Jul 2013 21:07:15 +0200
parents
children 5d7bb2fd74f7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
423
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
1 # -*- encoding: utf-8 -*-
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
2 ##
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
3 ## Copyright (C) 2013 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
4 ##
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
5 ## This program is free software; you can redistribute it and/or modify
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
6 ## it under the terms of the GNU General Public License as published
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
7 ## by the Free Software Foundation; version 3 only.
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
8 ##
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
9 ## This program is distributed in the hope that it will be useful,
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
10 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
11 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
12 ## GNU General Public License for more details.
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
13 ##
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
14
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
15 from libc.stdlib cimport malloc, free, realloc
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
16
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
17 from pytouhou.lib.opengl cimport \
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
18 (glVertexPointer, glTexCoordPointer, glColorPointer,
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
19 glVertexAttribPointer, glEnableVertexAttribArray, glBlendFunc,
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
20 glBindTexture, glBindBuffer, glBufferData, GL_ARRAY_BUFFER,
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
21 GL_STATIC_DRAW, GL_UNSIGNED_BYTE, GL_FLOAT, GL_SRC_ALPHA,
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
22 GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_TEXTURE_2D, glGenBuffers,
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
23 glEnable, glDisable, GL_DEPTH_TEST, glDrawArrays, GL_QUADS)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
24
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
25 from .sprite cimport get_sprite_rendering_data
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
26
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
27
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
28 cdef class BackgroundRenderer:
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
29 def __cinit__(self):
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
30 # Allocate buffers
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
31 self.vertex_buffer = <Vertex*> malloc(65536 * sizeof(Vertex))
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
32
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
33
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
34 def __dealloc__(self):
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
35 free(self.vertex_buffer)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
36
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
37
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
38 def __init__(self, texture_manager, use_fixed_pipeline):
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
39 self.texture_manager = texture_manager
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
40 self.use_fixed_pipeline = use_fixed_pipeline
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
41
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
42 if not use_fixed_pipeline:
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
43 glGenBuffers(1, &self.vbo)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
44
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
45
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
46 cpdef render_background(self):
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
47 if self.use_fixed_pipeline:
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
48 glVertexPointer(3, GL_FLOAT, sizeof(Vertex), &self.vertex_buffer[0].x)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
49 glTexCoordPointer(2, GL_FLOAT, sizeof(Vertex), &self.vertex_buffer[0].u)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
50 glColorPointer(4, GL_UNSIGNED_BYTE, sizeof(Vertex), &self.vertex_buffer[0].r)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
51 else:
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
52 glBindBuffer(GL_ARRAY_BUFFER, self.vbo)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
53
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
54 #TODO: find a way to use offsetof() instead of those ugly hardcoded values.
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
55 glVertexAttribPointer(0, 3, GL_FLOAT, False, sizeof(Vertex), <void*>0)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
56 glEnableVertexAttribArray(0)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
57 glVertexAttribPointer(1, 2, GL_FLOAT, False, sizeof(Vertex), <void*>12)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
58 glEnableVertexAttribArray(1)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
59 glVertexAttribPointer(2, 4, GL_UNSIGNED_BYTE, True, sizeof(Vertex), <void*>20)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
60 glEnableVertexAttribArray(2)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
61
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
62 glEnable(GL_DEPTH_TEST)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
63 glBlendFunc(GL_SRC_ALPHA, (GL_ONE_MINUS_SRC_ALPHA, GL_ONE)[self.blendfunc])
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
64 glBindTexture(GL_TEXTURE_2D, self.texture_manager[self.texture_key])
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
65 glDrawArrays(GL_QUADS, 0, self.nb_vertices)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
66 glDisable(GL_DEPTH_TEST)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
67
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
68 if not self.use_fixed_pipeline:
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
69 glBindBuffer(GL_ARRAY_BUFFER, 0)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
70
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
71
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
72 cpdef prerender(self, background):
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
73 cdef float ox, oy, oz, ox2, oy2, oz2
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
74 cdef unsigned short nb_vertices = 0
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
75 cdef Vertex* vertex_buffer
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
76
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
77 vertex_buffer = self.vertex_buffer
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
78
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
79 for ox, oy, oz, model_id, model in background.object_instances:
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
80 for ox2, oy2, oz2, width_override, height_override, sprite in model:
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
81 #TODO: view frustum culling
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
82 key, (vertices, uvs, colors) = get_sprite_rendering_data(sprite)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
83 (x1, y1, z1), (x2, y2, z2), (x3, y3, z3), (x4, y4, z4) = vertices
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
84 left, right, bottom, top = uvs
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
85 r, g, b, a = colors
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
86
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
87 vertex_buffer[nb_vertices] = Vertex(x1 + ox + ox2, y1 + oy + oy2, z1 + oz + oz2, left, bottom, r, g, b, a)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
88 vertex_buffer[nb_vertices+1] = Vertex(x2 + ox + ox2, y2 + oy + oy2, z2 + oz + oz2, right, bottom, r, g, b, a)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
89 vertex_buffer[nb_vertices+2] = Vertex(x3 + ox + ox2, y3 + oy + oy2, z3 + oz + oz2, right, top, r, g, b, a)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
90 vertex_buffer[nb_vertices+3] = Vertex(x4 + ox + ox2, y4 + oy + oy2, z4 + oz + oz2, left, top, r, g, b, a)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
91
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
92 nb_vertices += 4
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
93
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
94 self.texture_key, self.blendfunc = key
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
95 self.nb_vertices = nb_vertices
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
96 self.vertex_buffer = <Vertex*> realloc(vertex_buffer, nb_vertices * sizeof(Vertex))
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
97
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
98 if not self.use_fixed_pipeline:
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
99 glBindBuffer(GL_ARRAY_BUFFER, self.vbo)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
100 glBufferData(GL_ARRAY_BUFFER, nb_vertices * sizeof(Vertex), &self.vertex_buffer[0], GL_STATIC_DRAW)
d8630c086926 Replace Pyglet with our own Cython OpenGL wrapper.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
101 glBindBuffer(GL_ARRAY_BUFFER, 0)