source: GTP/trunk/App/Demos/Illum/Rain/include/CommonRain.h @ 2221

Revision 2221, 2.5 KB checked in by plemenos, 18 years ago (diff)
  • Property svn:executable set to *
Line 
1
2///////////////////////////////////////////////////////////////////////////
3//
4//              Realistic rain real-time simulation program
5//
6//              Pierre Rousseau
7//
8///////////////////////////////////////////////////////////////////////////
9//
10//              Global definitions
11//
12///////////////////////////////////////////////////////////////////////////
13
14
15
16#ifndef __COMMON_RAIN__
17#define __COMMON_RAIN__
18
19
20////////////////////////////////////////////////////////////
21/// determine what the program will look like
22////////////////////////////////////////////////////////////
23
24// currently incompatible with STREAKS or LIGHT_EXTENSION :
25//#define SNOW
26
27#ifndef SNOW
28#define STREAKS
29
30//#define LIGHT_EXTENSION
31#endif
32
33
34
35
36
37
38////////////////////////////////////////////////////////////
39/// this constant defines the size (in pixels) of the
40/// position texture.
41/// There will be (BILLBOARD_POS_TEX_SIZE) ²
42/// particles in the system.
43////////////////////////////////////////////////////////////
44#define BILLBOARD_POS_TEX_SIZE  64
45
46
47
48
49
50
51////////////////////////////////////////////////////////////
52/// Constants for the program
53////////////////////////////////////////////////////////////
54// size of the "render to texture" : if using frame buffer copy, must be less than the frame buffer size
55#define RTTSIZE 512
56
57#define _PI 3.1415926535
58#define FOVyCam (_PI/3.0)
59#define FOVyRtt (15.0 * _PI / 18.0)
60
61// arbitrary unit = 0.1m
62#define HAUTEUR_OBSERVATEUR 18.0
63
64
65
66////////////////////////////////////////////////////////////
67/// Values for the hardware implementation
68/// of the particle system
69////////////////////////////////////////////////////////////
70
71
72#define PARTICLE_POSITION_TEXTURE_NAME          "floating_point_RTT_ping"
73#define PARTICLE_POSITION_BACKUP_TEXTURE_NAME   "floating_point_RTT_pong"
74#define PARTICLE_POSITION_INIT_TEXTURE_NAME     "floating_point_initializer"
75
76#define STATIC_GEOMETRY_NAME    "billboards_in_vertex_buffer"
77
78
79#define LIGHT_INFO_TEXTURE_NAME         "light_information_texture"
80
81#define BILLBOARD_MESH_NAME             "cloned_manual_mesh"
82
83#define RAIN_MATERIAL_NAME              "rain_system_material"
84
85#define REFRACT_RTT_NAME                "refract_rtt"
86
87
88#define PARTICLES_MIN_X         -2000
89#define PARTICLES_MAX_X          2000
90#define PARTICLES_MIN_Y           -10
91#define PARTICLES_MAX_Y           100
92#define PARTICLES_MIN_Z         -2000
93#define PARTICLES_MAX_Z          2000
94
95
96
97#define VIS_PARTICLE_BOX_MIN_X          -50
98#define VIS_PARTICLE_BOX_MAX_X           50
99#define VIS_PARTICLE_BOX_MIN_Y          -20
100#define VIS_PARTICLE_BOX_MAX_Y           80
101#define VIS_PARTICLE_BOX_MIN_Z          -50
102#define VIS_PARTICLE_BOX_MAX_Z           50
103
104
105#endif // __COMMON_RAIN__
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