2 * display.c - visualization api
12 // static IDirectFB *dfb=NULL;
13 // static IDirectFBSurface *primary_surface=NULL;
14 // static IDirectFBFont *font=NULL;
15 // static int screen_width=0;
16 // static int screen_height=0;
19 int display_init(int x,int y,int z,display *display,void *cell,int *argc,char **argv)
22 DFBSurfaceDescription surface_dsc;
25 /* store dimensions */
29 /* store pointer to cells */
34 DirectFBInit(argc,&argv);
35 DirectFBCreate(&(display->dfb));
36 display->dfb->SetCooperativeLevel(display->dfb,DFSCL_FULLSCREEN);
37 surface_dsc.flags=DSDESC_CAPS;
38 surface_dsc.caps=DSCAPS_PRIMARY|DSCAPS_FLIPPING;
39 display->dfb->CreateSurface(display->dfb,&surface_dsc,&(display->primary_surface));
40 display->primary_surface->GetSize(display->primary_surface,&(display->screen_width),&(display->screen_height));
46 int display_release(display *display)
49 display->primary_surface->Release(display->primary_surface);
50 display->dfb->Release(display->dfb);
57 int dfb_choose_color(u32 *cell_p,unsigned char *r,unsigned char *g,unsigned char *b)
59 if((*cell_p&AMORPH)==AMORPH)
74 int display_draw(display *display,int x,int y,int z)
77 int menu_x,menu_y,menu_w,menu_h; /* for the yellow box */
79 unsigned char r,g,b,a;
80 int display_faktor_x,display_faktor_y;
81 a=0xff; /* no alpha blending */
82 if(((display->max_x+display->max_y+DISPLAY_X_FREE)>=display->screen_width)|
83 ((display->max_y+display->max_z+DISPLAY_Y_FREE)>=display->screen_height))
85 puts("resolution too low!");
88 display_faktor_x=display->screen_width/(display->max_x+display->max_y+DISPLAY_X_FREE);
89 display_faktor_y=display->screen_height/(display->max_z+display->max_y+DISPLAY_Y_FREE);
90 // if(display_faktor_x<display_faktor_y) display_faktor_y=display_faktor_x;
91 // if(display_faktor_y<display_faktor_x) display_faktor_x=display_faktor_y;
93 /* draw x-z surface */
95 for(x_c=0;x_c<display->max_x;x_c++)
97 for(z_c=0;z_c<display->max_z;z_c++)
99 dfb_choose_color((u32 *)(display->cell_p+x_c+y_c*(display->max_x-1)+z_c*(display->max_x-1)*(display->max_y-1)),&r,&g,&b);
100 display->primary_surface->SetColor(display->primary_surface,r,g,b,a);
101 display->primary_surface->DrawRectangle(display->primary_surface,x_c*display_faktor_x+DISPLAY_X_FREE/3,z_c*display_faktor_y+DISPLAY_Y_FREE/3,display_faktor_x,display_faktor_y);
104 /* draw y-z surface */
106 for(y_c=0;y_c<display->max_y;y_c++)
108 for(z_c=0;z_c<display->max_z;z_c++)
110 dfb_choose_color((u32 *)(display->cell_p+x_c+y_c*(display->max_x-1)+z_c*(display->max_x-1)*(display->max_y-1)),&r,&g,&b);
111 display->primary_surface->SetColor(display->primary_surface,r,g,b,a);
112 display->primary_surface->DrawRectangle(display->primary_surface,(y_c+display->max_x)*display_faktor_x+2*DISPLAY_X_FREE/3,z_c*display_faktor_y+DISPLAY_Y_FREE/3,display_faktor_x,display_faktor_y);
115 /* draw x-y surface */
117 for(x_c=0;x_c<display->max_x;x_c++)
119 for(y_c=0;y_c<display->max_y;y_c++)
121 dfb_choose_color((u32 *)(display->cell_p+x_c+y_c*(display->max_x-1)+z_c*(display->max_x-1)*(display->max_y-1)),&r,&g,&b);
122 display->primary_surface->SetColor(display->primary_surface,r,g,b,a);
123 display->primary_surface->DrawRectangle(display->primary_surface,x_c*display_faktor_x+DISPLAY_X_FREE/3,(y_c+display->max_z)*display_faktor_y+2*DISPLAY_Y_FREE/3,display_faktor_x,display_faktor_y);
126 /* display info window */
131 menu_x=2*DISPLAY_X_FREE/3+display->max_x*display_faktor_x;
132 menu_y=2*DISPLAY_Y_FREE/3+display->max_z*display_faktor_y;
133 menu_w=display->max_y*display_faktor_x;
134 menu_h=display->max_y*display_faktor_y;
135 display->primary_surface->SetColor(display->primary_surface,0,0,0,0);
136 display->primary_surface->FillRectangle(display->primary_surface,menu_x,menu_y,menu_w,menu_h);
137 display->primary_surface->SetColor(display->primary_surface,r,g,b,a);
138 display->primary_surface->DrawRectangle(display->primary_surface,menu_x,menu_y,menu_w,menu_h);
139 /* flip all to surface */
140 display->primary_surface->Flip(display->primary_surface,NULL,0);