diff options
Diffstat (limited to 'hacks/glx/bubble3d.h')
| -rw-r--r-- | hacks/glx/bubble3d.h | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/hacks/glx/bubble3d.h b/hacks/glx/bubble3d.h deleted file mode 100644 index 2816b27..0000000 --- a/hacks/glx/bubble3d.h +++ /dev/null @@ -1,88 +0,0 @@ -/* GLBUBBLES (C) 1998 Richard W.M. Jones. */ - -#ifndef __bubbles3d_h__ -#define __bubbles3d_h__ - -#ifdef STANDALONE -# include "screenhackI.h" /* from the xscreensaver distribution */ -#else /* !STANDALONE */ -# include "xlock.h" /* from the xlockmore distribution */ -#endif /* !STANDALONE */ - -#include <math.h> - -/* Static configuration. */ -#define GLB_SLOW_GL 0 /* Set this if you have a slow GL - * implementation. If you have an accelerated - * graphics card, set this to 0. - */ -#define GLB_VERTICES_EPSILON 0.0005 /* How close are identical vertices? */ - -/* Configuration structure. */ -struct glb_config { - int transparent_p; /* Whether to use alpha blending */ - - int subdivision_depth; /* Controls how many triangles are in - * each bubble. 2 and 3 are good values. - */ - int nr_nudge_axes; /* Number of directions in which each - * bubble gets stretched. Values between - * 3 and 7 seem to produce good results. - */ - GLfloat nudge_angle_factor; /* Max. amount of rotation in nudge angles. - * Controls the amount of `wobble' we see, - * and 0.3 seems to work well. - */ - GLfloat nudge_factor; /* Max. displacement of any single nudge. - * Controls the amount of the wobble. Depends - * on NR_NUDGE_AXES, and must not exceed - * 1 / NR_NUDGE_AXES. 0.1 is good. - */ - GLfloat rotation_factor; /* Max. amount by which bubbles rotate. */ - int create_bubbles_every; /* How often to create new bubbles. */ - int max_bubbles; /* Max. number of bubbles to create. */ - double p_bubble_group[4]; /* Probabilities of creating 1, 2, 3, 4 - * bubbles in a group. Cumulative. - */ - GLfloat max_size; /* Max. size. */ - GLfloat min_size; /* Min. size of bubbles. */ - GLfloat max_speed; /* Max. speed. */ - GLfloat min_speed; /* Min. speed of bubbles. */ - GLfloat scale_factor; /* Factor by which bubbles scale from bottom - * of screen to top. 1.5 - 2.0 are OK. - */ - GLfloat screen_bottom; /* Bottom of screen. */ - GLfloat screen_top; /* Top of screen. */ - GLfloat bubble_colour[4]; /* Colour of the bubbles. */ - - int polygon_count; -}; - -extern struct glb_config glb_config; - -#define glb_drand() ((double)LRAND() / (double)MAXRAND) - -/*-- From glb_sphere.c. --*/ -typedef struct glb_data glb_data; -typedef GLfloat glb_vertex[3]; -typedef GLuint glb_triangle[3]; -extern glb_data * glb_sphere_init(void); -extern glb_vertex *glb_sphere_get_vertices(glb_data *, int *nr_vertices); -extern glb_triangle *glb_sphere_get_triangles(glb_data *, int *nr_triangles); -extern void glb_sphere_end(glb_data *); - -/*-- From glb_bubble.c. --*/ -extern void *glb_bubble_new(glb_data *d, - GLfloat x, GLfloat y, GLfloat z, GLfloat scale, - GLfloat y_incr, GLfloat scale_incr); -extern void glb_bubble_delete(void *); -extern void glb_bubble_step(void *); -extern void glb_bubble_draw(glb_data *d, void *); -extern GLfloat glb_bubble_get_y(void *); - -/*-- From glb_draw.c. --*/ -extern void *glb_draw_init(void); -extern void glb_draw_step(void *); -extern void glb_draw_end(void *); - -#endif /* __bubbles3d_h__ */ |
