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comparison stageviewer.py @ 5:aa201d8cfc19

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Fix camera handling, thanks, elghinn! Camera handling is done using a few magical values, which were obtained by dumping matrices using a modified wine installation, and then doing some maths.
author Thibaut Girka <thib@sitedethib.com>
date Tue, 02 Aug 2011 00:43:12 +0200
parents 787d2eb13c2d
children 9159fa222923
comparison
equal deleted inserted replaced
4:787d2eb13c2d 5:aa201d8cfc19
91 if 1 in properties: 91 if 1 in properties:
92 tx, ty, tw, th = anim.sprites[struct.unpack('<I', properties[1])[0]] 92 tx, ty, tw, th = anim.sprites[struct.unpack('<I', properties[1])[0]]
93 width, height = 1., 1. 93 width, height = 1., 1.
94 if 2 in properties: 94 if 2 in properties:
95 width, height = struct.unpack('<ff', properties[2]) 95 width, height = struct.unpack('<ff', properties[2])
96 width = width_override or width * 16. 96 width = width_override or width * 16. #TODO: something is wrong here
97 height = height_override or height * 16. 97 height = height_override or height * 16. #TODO: something is wrong here
98 transform = Matrix.get_scaling_matrix(width, height, 1.) 98 transform = Matrix.get_scaling_matrix(width, height, 1.)
99 if 7 in properties: 99 if 7 in properties:
100 transform = Matrix.get_scaling_matrix(-1., 1., 1.).mult(transform) 100 transform = Matrix.get_scaling_matrix(-1., 1., 1.).mult(transform)
101 if 9 in properties: 101 if 9 in properties:
102 rx, ry, rz = struct.unpack('<fff', properties[9]) 102 rx, ry, rz = struct.unpack('<fff', properties[9])
134 # Initialize pygame 134 # Initialize pygame
135 pygame.init() 135 pygame.init()
136 window = pygame.display.set_mode((384, 448), pygame.OPENGL | pygame.DOUBLEBUF) 136 window = pygame.display.set_mode((384, 448), pygame.OPENGL | pygame.DOUBLEBUF)
137 137
138 # Initialize OpenGL 138 # Initialize OpenGL
139 glMatrixMode(GL_PROJECTION)
140 glLoadIdentity()
141 gluPerspective(30, float(window.get_width())/window.get_height(), 20, 2000)
142
139 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST) 143 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST)
140 glEnable(GL_DEPTH_TEST) 144 glEnable(GL_DEPTH_TEST)
141 glEnable(GL_BLEND) 145 glEnable(GL_BLEND)
142 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA) 146 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
143 glEnable(GL_TEXTURE_2D) 147 glEnable(GL_TEXTURE_2D)
218 x1, y1, z1 = struct.unpack('<fff', last_message[2]) 222 x1, y1, z1 = struct.unpack('<fff', last_message[2])
219 x2, y2, z2 = struct.unpack('<fff', next_message[2]) 223 x2, y2, z2 = struct.unpack('<fff', next_message[2])
220 224
221 truc = (float(frame) - last_message[0]) / (next_message[0] - last_message[0]) 225 truc = (float(frame) - last_message[0]) / (next_message[0] - last_message[0])
222 226
223 #TODO: find proper coordinates (get rid of arbitrary values) 227 x = x1 + (x2 - x1) * truc
224 x = x1 + (x2 - x1) * truc + 170.
225 y = y1 + (y2 - y1) * truc 228 y = y1 + (y2 - y1) * truc
226 z = z1 + (z2 - z1) * truc - 720. 229 z = z1 + (z2 - z1) * truc
227 230
228 glMatrixMode(GL_PROJECTION)
229 glLoadIdentity()
230 gluPerspective(degrees(fov), float(window.get_width())/window.get_height(), 20, 2000)
231 231
232 glMatrixMode(GL_MODELVIEW) 232 glMatrixMode(GL_MODELVIEW)
233 glLoadIdentity() 233 glLoadIdentity()
234 gluLookAt(x, y, z, x, y - dy, 0., 0., -1., 0.) 234 gluLookAt(192., 224., - 835.979370 * fov,
235 192., 224. - dy, 750 - 835.979370 * fov, 0., -1., 0.) #TODO: 750 might not be accurate
236 #print(glGetFloat(GL_MODELVIEW_MATRIX))
237 glTranslatef(-x, -y, -z)
235 238
236 glDrawArrays(GL_QUADS, 0, nb_vertices) 239 glDrawArrays(GL_QUADS, 0, nb_vertices)
237 240
238 pygame.display.flip() 241 pygame.display.flip()
239 clock.tick(120) 242 clock.tick(120)