Mercurial > touhou
annotate stageviewer.py @ 14:07a7f28c8aaa
Minor refactoring
| author | Thibaut Girka <thib@sitedethib.com> |
|---|---|
| date | Fri, 05 Aug 2011 14:54:32 +0200 |
| parents | 58bc264aba38 |
| children | 07fba4e1da65 |
| rev | line source |
|---|---|
| 4 | 1 #!/usr/bin/env python |
| 2 | |
| 3 import sys | |
| 4 import os | |
| 5 | |
| 6 import struct | |
| 7 from math import degrees, radians | |
| 8 from io import BytesIO | |
| 9 from itertools import chain | |
| 10 | |
| 11 import pygame | |
| 12 | |
| 13 | 13 from pytouhou.formats.pbg3 import PBG3 |
| 14 from pytouhou.game.background import Background | |
| 14 | 15 from pytouhou.opengl.texture import load_texture |
| 13 | 16 |
| 4 | 17 import OpenGL |
| 18 OpenGL.FORWARD_COMPATIBLE_ONLY = True | |
| 19 from OpenGL.GL import * | |
| 20 from OpenGL.GLU import * | |
| 21 | |
| 22 | |
| 23 def main(path, stage_num): | |
| 24 # Initialize pygame | |
| 25 pygame.init() | |
| 26 window = pygame.display.set_mode((384, 448), pygame.OPENGL | pygame.DOUBLEBUF) | |
| 27 | |
| 28 # Initialize OpenGL | |
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Fix camera handling, thanks, elghinn!
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parents:
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29 glMatrixMode(GL_PROJECTION) |
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aa201d8cfc19
Fix camera handling, thanks, elghinn!
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parents:
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30 glLoadIdentity() |
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Use the original game's near and far planes.
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31 gluPerspective(30, float(window.get_width())/window.get_height(), 101010101./2010101., 101010101./10101.) |
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aa201d8cfc19
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Thibaut Girka <thib@sitedethib.com>
parents:
4
diff
changeset
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32 |
| 4 | 33 glEnable(GL_DEPTH_TEST) |
| 34 glEnable(GL_BLEND) | |
| 35 glEnable(GL_TEXTURE_2D) | |
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Add preliminary fog support
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parents:
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36 glEnable(GL_FOG) |
| 14 | 37 glHint(GL_FOG_HINT, GL_NICEST) |
| 38 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST) | |
| 39 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR) | |
| 40 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR) | |
| 41 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA) | |
| 4 | 42 glEnableClientState(GL_VERTEX_ARRAY) |
| 43 glEnableClientState(GL_TEXTURE_COORD_ARRAY) | |
| 44 | |
| 45 # Load data | |
| 46 with open(path, 'rb') as file: | |
| 47 archive = PBG3.read(file) | |
| 13 | 48 background = Background(archive, stage_num) |
| 14 | 49 texture = load_texture(archive, background.anim) |
| 4 | 50 |
| 13 | 51 print(background.stage.name) |
| 8 | 52 |
| 4 | 53 frame = 0 |
| 54 | |
| 55 # Main loop | |
| 56 clock = pygame.time.Clock() | |
| 57 while True: | |
| 13 | 58 # Check events |
| 4 | 59 for event in pygame.event.get(): |
| 60 if event.type == pygame.QUIT or (event.type == pygame.KEYDOWN and event.key in (pygame.K_ESCAPE, pygame.K_q)): | |
| 61 sys.exit(0) | |
| 62 elif event.type == pygame.KEYDOWN: | |
| 63 if event.key == pygame.K_RETURN and event.mod & pygame.KMOD_ALT: | |
| 64 pygame.display.toggle_fullscreen() | |
| 65 | |
| 13 | 66 # Update game |
| 67 background.update(frame) | |
| 68 | |
| 69 # Draw everything | |
| 4 | 70 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT) |
| 71 | |
| 13 | 72 glVertexPointer(3, GL_FLOAT, 0, background._vertices) |
| 73 glTexCoordPointer(2, GL_FLOAT, 0, background._uvs) | |
| 4 | 74 |
| 13 | 75 fog_b, fog_g, fog_r, _, fog_start, fog_end = background.fog_interpolator.values |
| 76 x, y, z = background.position_interpolator.values | |
| 77 unknownx, dy, dz = background.position2_interpolator.values | |
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parents:
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changeset
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78 |
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parents:
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diff
changeset
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79 glFogi(GL_FOG_MODE, GL_LINEAR) |
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02a5f5314a19
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Thibaut Girka <thib@sitedethib.com>
parents:
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diff
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80 glFogf(GL_FOG_START, fog_start) |
| 13 | 81 glFogf(GL_FOG_END, fog_end) |
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Thibaut Girka <thib@sitedethib.com>
parents:
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diff
changeset
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82 glFogfv(GL_FOG_COLOR, (fog_r / 255., fog_g / 255., fog_b / 255., 1.)) |
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02a5f5314a19
Add preliminary fog support
Thibaut Girka <thib@sitedethib.com>
parents:
6
diff
changeset
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83 |
| 13 | 84 #TODO |
| 4 | 85 glMatrixMode(GL_MODELVIEW) |
| 86 glLoadIdentity() | |
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Add some explanations to the magic constants
Thibaut Girka <thib@sitedethib.com>
parents:
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87 # Some explanations on the magic constants: |
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548662d70860
Add some explanations to the magic constants
Thibaut Girka <thib@sitedethib.com>
parents:
10
diff
changeset
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88 # 192. = 384. / 2. = width / 2. |
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548662d70860
Add some explanations to the magic constants
Thibaut Girka <thib@sitedethib.com>
parents:
10
diff
changeset
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89 # 224. = 448. / 2. = height / 2. |
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548662d70860
Add some explanations to the magic constants
Thibaut Girka <thib@sitedethib.com>
parents:
10
diff
changeset
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90 # 835.979370 = 224./math.tan(math.radians(15)) = (height/2.)/math.tan(math.radians(fov/2)) |
|
548662d70860
Add some explanations to the magic constants
Thibaut Girka <thib@sitedethib.com>
parents:
10
diff
changeset
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91 # This is so that objects on the (O, x, y) plane use pixel coordinates |
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02a5f5314a19
Add preliminary fog support
Thibaut Girka <thib@sitedethib.com>
parents:
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diff
changeset
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92 gluLookAt(192., 224., - 835.979370 * dz, |
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02a5f5314a19
Add preliminary fog support
Thibaut Girka <thib@sitedethib.com>
parents:
6
diff
changeset
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93 192., 224. - dy, 750 - 835.979370 * dz, 0., -1., 0.) #TODO: 750 might not be accurate |
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5
aa201d8cfc19
Fix camera handling, thanks, elghinn!
Thibaut Girka <thib@sitedethib.com>
parents:
4
diff
changeset
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94 #print(glGetFloat(GL_MODELVIEW_MATRIX)) |
|
aa201d8cfc19
Fix camera handling, thanks, elghinn!
Thibaut Girka <thib@sitedethib.com>
parents:
4
diff
changeset
|
95 glTranslatef(-x, -y, -z) |
| 4 | 96 |
| 13 | 97 glDrawArrays(GL_QUADS, 0, background.nb_vertices) |
| 4 | 98 |
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11
548662d70860
Add some explanations to the magic constants
Thibaut Girka <thib@sitedethib.com>
parents:
10
diff
changeset
|
99 #TODO: show the game itself |
|
548662d70860
Add some explanations to the magic constants
Thibaut Girka <thib@sitedethib.com>
parents:
10
diff
changeset
|
100 # It is displayed on (0, 0, 0), (0, 448, 0), (388, 448, 0), (388, 0, 0) |
|
548662d70860
Add some explanations to the magic constants
Thibaut Girka <thib@sitedethib.com>
parents:
10
diff
changeset
|
101 # using a camera at (192, 224, -835.979370) looking right behind itself |
|
548662d70860
Add some explanations to the magic constants
Thibaut Girka <thib@sitedethib.com>
parents:
10
diff
changeset
|
102 # Depth test should be disabled when rendering the game |
|
548662d70860
Add some explanations to the magic constants
Thibaut Girka <thib@sitedethib.com>
parents:
10
diff
changeset
|
103 |
| 4 | 104 pygame.display.flip() |
| 105 clock.tick(120) | |
| 106 frame += 1 | |
| 107 | |
| 108 | |
| 109 | |
| 110 try: | |
| 111 file_path, stage_num = sys.argv[1:] | |
| 112 stage_num = int(stage_num) | |
| 113 except ValueError: | |
| 114 print('Usage: %s std_dat_path stage_num' % sys.argv[0]) | |
| 115 else: | |
| 116 main(file_path, stage_num) | |
| 117 |