1 /* Copyright (C) 2021-2022 Harry Godden (hgn) - All Rights Reserved */
35 int persistent
; /* Should this var be stored to cfg/auto.conf? */
41 int (*function
)( int argc
, char const *argv
[] );
50 int cursor_user
, cursor_pos
, string_length
;
52 char history
[32][512];
53 int history_last
, history_pos
, history_count
;
58 vg_console
= { .scale
= 1 };
60 static void vg_convar_push( struct vg_convar cv
);
61 static void vg_function_push( struct vg_cmd cmd
);
63 static void vg_console_draw( void );
64 void vg_console_println( const char *str
);
65 static int vg_console_list( int argc
, char const *argv
[] );
66 static void vg_console_init(void);
67 static void vg_console_write_persistent(void);
68 static void vg_console_free(void);
69 static void execute_console_input( const char *cmd
);
74 static void console_make_selection( int* start
, int* end
);
75 static void console_move_cursor( int* cursor0
, int* cursor1
,
76 int dir
, int snap_together
);
77 static int console_makeroom( int datastart
, int length
);
78 static int console_delete_char( int direction
);
79 static void console_to_clipboard(void);
80 static void console_clipboard_paste(void);
81 static void console_put_char( char c
);
82 static void console_history_get( char* buf
, int entry_num
);
83 static void console_proc_key( GLFWwindow
* ptrW
, int key
,
84 int scancode
, int action
, int mods
);
85 static void console_proc_wchar( GLFWwindow
* ptrW
, u32 uWchar
);
86 static int vg_console_enabled(void);
91 static int vg_console_enabled(void)
93 return vg_console
.enabled
;
96 static void vg_convar_push( struct vg_convar cv
)
98 arrpush( vg_console
.convars
, cv
);
101 static void vg_function_push( struct vg_cmd cmd
)
103 arrpush( vg_console
.functions
, cmd
);
106 static void vg_console_draw( void )
108 if( !vg_console
.enabled
)
111 int ptr
= vg_console
.current
-1;
115 ui_global_ctx
.cursor
[0] = 0;
116 ui_global_ctx
.cursor
[1] = 0;
117 ui_global_ctx
.cursor
[3] =
118 vg_list_size( vg_console
.lines
)*fh
*vg_console
.scale
;
119 ui_fill_x( &ui_global_ctx
);
121 ui_new_node( &ui_global_ctx
);
123 ui_fill_rect( &ui_global_ctx
, ui_global_ctx
.cursor
, 0x77333333 );
125 ui_global_ctx
.cursor
[3] = fh
*vg_console
.scale
;
126 ui_align_bottom( &ui_global_ctx
);
128 for( int i
= 0; i
< vg_console
.len
; i
++ )
131 ptr
= vg_list_size( vg_console
.lines
)-1;
133 ui_text( &ui_global_ctx
, ui_global_ctx
.cursor
,
134 vg_console
.lines
[ptr
], vg_console
.scale
, 0 );
135 ui_global_ctx
.cursor
[1] -= fh
*vg_console
.scale
;
140 ui_end_down( &ui_global_ctx
);
142 ui_global_ctx
.cursor
[1] += 2;
143 ui_global_ctx
.cursor
[3] = fh
*vg_console
.scale
;
145 ui_new_node( &ui_global_ctx
);
147 ui_fill_rect( &ui_global_ctx
, ui_global_ctx
.cursor
, 0x77333333 );
149 ui_text( &ui_global_ctx
, ui_global_ctx
.cursor
,
150 vg_console
.input
, vg_console
.scale
, 0 );
152 int start
= VG_MIN( vg_console
.cursor_pos
, vg_console
.cursor_user
),
153 end
= VG_MAX( vg_console
.cursor_pos
, vg_console
.cursor_user
);
155 ui_global_ctx
.cursor
[0] = (start
* UI_GLYPH_SPACING_X
* vg_console
.scale
);
156 ui_global_ctx
.cursor
[2] = (start
== end
? 0.5f
: (float)(end
-start
))
157 * (float)UI_GLYPH_SPACING_X
* (float)vg_console
.scale
;
159 ui_fill_rect( &ui_global_ctx
, ui_global_ctx
.cursor
, 0x66ffffff );
161 ui_end_down( &ui_global_ctx
);
164 void vg_console_println( const char *str
)
166 if( vg_console
.len
< vg_list_size( vg_console
.lines
) )
169 strcpy( vg_console
.lines
[ vg_console
.current
++ ], str
);
171 if( vg_console
.current
>= vg_list_size( vg_console
.lines
) )
172 vg_console
.current
= 0;
175 static int vg_console_list( int argc
, char const *argv
[] )
177 for( int i
= 0; i
< arrlen( vg_console
.functions
); i
++ )
179 struct vg_cmd
*cmd
= &vg_console
.functions
[ i
];
180 vg_info( "* %s\n", cmd
->name
);
183 vg_info( "* snowsound\n" );
185 for( int i
= 0; i
< arrlen( vg_console
.convars
); i
++ )
187 struct vg_convar
*cv
= &vg_console
.convars
[ i
];
188 vg_info( "%s\n", cv
->name
);
194 static int vg_console_chartest( int argc
, char const *argv
[] )
196 vg_info( "\"THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG\"\n" );
197 vg_info( "'the quick brown fox jumps over the lazy dog'\n" );
198 vg_info( ":;!@#$%^& 0123456789 +-*/=~ ()[]{}<>\n" );
202 static void vg_console_init(void)
204 vg_log_callback
= vg_console_println
;
206 vg_convar_push( (struct vg_convar
)
207 { .name
= "console_scale", .data
= &vg_console
.scale
,
208 .data_type
= k_convar_dtype_i32
,
209 .opt_i32
= { .clamp
= 1, .min
= 1, .max
= 7 },
213 vg_function_push( (struct vg_cmd
){
215 .function
= vg_console_list
218 vg_function_push( (struct vg_cmd
){
220 .function
= vg_console_chartest
223 /* Read and exec persistent commands */
224 FILE *fp
= fopen( "cfg/auto.conf", "r" );
229 while( fgets( line
, sizeof( line
), fp
) )
231 line
[ strcspn( line
, "\r\n#" ) ] = 0x00;
233 if( line
[0] != 0x00 )
235 execute_console_input( line
);
243 static void vg_console_write_persistent(void)
245 FILE *fp
= fopen( "cfg/auto.conf", "w" );
247 for( int i
= 0; i
< arrlen( vg_console
.convars
); i
++ )
249 struct vg_convar
*cv
= &vg_console
.convars
[i
];
253 switch( cv
->data_type
)
255 case k_convar_dtype_i32
:
256 fprintf( fp
, "%s %d\n", cv
->name
, *(i32
*)(cv
->data
) );
258 case k_convar_dtype_u32
:
259 fprintf( fp
, "%s %u\n", cv
->name
, *(u32
*)(cv
->data
) );
261 case k_convar_dtype_f32
:
262 fprintf( fp
, "%s %.5f\n", cv
->name
, *(float *)(cv
->data
) );
271 static void vg_console_free(void)
273 vg_console_write_persistent();
275 arrfree( vg_console
.convars
);
276 arrfree( vg_console
.functions
);
279 static void execute_console_input( const char *cmd
)
287 /* Split string into tokens */
288 for( int i
= 0; i
< vg_list_size( temp
); i
++ )
292 if( cmd
[i
] == ' ' || cmd
[i
] == '\t' )
297 if( arg_count
== vg_list_size( args
) )
306 args
[ arg_count
++ ] = temp
+ i
;
324 for( int i
= 0; i
< arrlen( vg_console
.convars
); i
++ )
326 struct vg_convar
*cv
= &vg_console
.convars
[ i
];
327 if( !strcmp( cv
->name
, args
[0] ) )
329 /* Cvar Matched, try get value */
332 switch( cv
->data_type
)
334 case k_convar_dtype_u32
:
335 case k_convar_dtype_i32
:
337 data_int
= atoi( args
[1] );
339 *((int *)cv
->data
) = cv
->opt_i32
.clamp
?
340 VG_MIN( VG_MAX(data_int
, cv
->opt_i32
.min
), cv
->opt_i32
.max
):
344 case k_convar_dtype_f32
:
345 data_float
= atof( args
[1] );
346 *((float *)cv
->data
) = cv
->opt_f32
.clamp
?
347 vg_minf( vg_maxf( data_float
, cv
->opt_f32
.min
), cv
->opt_f32
.max
):
357 switch( cv
->data_type
)
359 case k_convar_dtype_i32
:
360 vg_info( "= %d\n", *((int *)cv
->data
) );
362 case k_convar_dtype_u32
:
363 vg_info( "= %u\n", *((u32
*)cv
->data
) );
365 case k_convar_dtype_f32
:
366 vg_info( "= %.4f\n", *((float *)cv
->data
) );
376 * Find and excecute command
378 for( int i
= 0; i
< arrlen( vg_console
.functions
); i
++ )
380 struct vg_cmd
*cmd
= &vg_console
.functions
[ i
];
381 if( !strcmp( cmd
->name
, args
[0] ) )
383 cmd
->function( arg_count
-1, args
+1 );
388 vg_error( "No command/var named '%s'. Use 'list' to view all\n", args
[0] );
394 static void console_make_selection( int* start
, int* end
)
396 *start
= VG_MIN( vg_console
.cursor_pos
, vg_console
.cursor_user
);
397 *end
= VG_MAX( vg_console
.cursor_pos
, vg_console
.cursor_user
);
400 static void console_move_cursor( int* cursor0
, int* cursor1
,
401 int dir
, int snap_together
)
403 *cursor0
= VG_MAX( 0, vg_console
.cursor_user
+ dir
);
406 VG_MIN( vg_list_size( vg_console
.input
), strlen( vg_console
.input
)),
413 static int console_makeroom( int datastart
, int length
)
415 int move_to
= VG_MIN( datastart
+length
, vg_list_size( vg_console
.input
) );
416 int move_amount
= strlen( vg_console
.input
)-datastart
;
418 VG_MIN( move_to
+move_amount
, vg_list_size( vg_console
.input
) );
419 move_amount
= move_end
-move_to
;
422 memmove( &vg_console
.input
[ move_to
],
423 &vg_console
.input
[ datastart
],
426 vg_console
.input
[ move_end
] = '\0';
428 return VG_MIN( length
, vg_list_size( vg_console
.input
)-datastart
);
431 static int console_delete_char( int direction
)
434 console_make_selection( &start
, &end
);
436 /* There is no selection */
439 if( direction
== 1 ) end
= VG_MIN( end
+1, strlen( vg_console
.input
) );
440 else if( direction
== -1 ) start
= VG_MAX( start
-1, 0 );
443 /* Still no selction, no need to do anything */
447 /* Copy the end->terminator to start */
448 int remaining_length
= strlen( vg_console
.input
)+1-end
;
449 memmove( &vg_console
.input
[ start
],
450 &vg_console
.input
[ end
],
455 static void console_to_clipboard(void)
458 console_make_selection( &start
, &end
);
463 memcpy( buffer
, &vg_console
.input
[ start
], end
-start
);
464 buffer
[ end
-start
] = 0x00;
465 glfwSetClipboardString( NULL
, buffer
);
469 static void console_clipboard_paste(void)
471 int datastart
= console_delete_char(0);
472 const char* clipboard
= glfwGetClipboardString(NULL
);
473 int length
= strlen(clipboard
);
475 int cpylength
= console_makeroom(datastart
, length
);
477 memcpy( vg_console
.input
+ datastart
, clipboard
, cpylength
);
478 console_move_cursor( &vg_console
.cursor_user
,
479 &vg_console
.cursor_pos
, cpylength
, 1 );
482 static void console_put_char( char c
)
484 if( !vg_console
.enabled
)
487 vg_console
.cursor_user
= console_delete_char(0);
489 if( console_makeroom( vg_console
.cursor_user
, 1 ) )
490 vg_console
.input
[ vg_console
.cursor_user
] = c
;
492 console_move_cursor( &vg_console
.cursor_user
, &vg_console
.cursor_pos
, 1, 1 );
495 static void console_history_get( char* buf
, int entry_num
)
497 if( !vg_console
.history_count
)
500 int offset
= VG_MIN( entry_num
, vg_console
.history_count
-1 ),
501 pick
= (vg_console
.history_last
- offset
) %
502 vg_list_size( vg_console
.history
);
503 strcpy( buf
, vg_console
.history
[ pick
] );
506 static void console_proc_key( GLFWwindow
* ptrW
, int key
, int scancode
,
507 int action
, int mods
)
511 int cursor_diff
= vg_console
.cursor_pos
- vg_console
.cursor_user
? 0: 1;
513 if( key
== GLFW_KEY_GRAVE_ACCENT
)
515 vg_console
.enabled
= !vg_console
.enabled
;
519 if( !vg_console
.enabled
)
522 if( key
== GLFW_KEY_LEFT
)
524 if( mods
& GLFW_MOD_SHIFT
) /* Receed secondary cursor */
526 console_move_cursor( &vg_console
.cursor_user
, NULL
, -1, 0 );
528 else /* Match and receed both cursors */
530 console_move_cursor( &vg_console
.cursor_user
,
531 &vg_console
.cursor_pos
, -cursor_diff
, 1 );
534 else if( key
== GLFW_KEY_RIGHT
) /* Advance secondary cursor */
536 if( mods
& GLFW_MOD_SHIFT
)
538 console_move_cursor( &vg_console
.cursor_user
, NULL
, 1, 0 );
540 else /* Match and advance both cursors */
542 console_move_cursor( &vg_console
.cursor_user
,
543 &vg_console
.cursor_pos
, +cursor_diff
, 1 );
546 else if( key
== GLFW_KEY_DOWN
)
548 if( mods
& GLFW_MOD_SHIFT
){}
551 vg_console
.history_pos
= VG_MAX( 0, vg_console
.history_pos
-1 );
552 console_history_get( vg_console
.input
, vg_console
.history_pos
);
553 console_move_cursor( &vg_console
.cursor_user
,
554 &vg_console
.cursor_pos
, vg_list_size( vg_console
.input
), 1 );
557 else if( key
== GLFW_KEY_UP
)
559 if( mods
& GLFW_MOD_SHIFT
){}
562 vg_console
.history_pos
= VG_MAX
567 vg_console
.history_pos
+1,
570 vg_list_size( vg_console
.history
),
571 vg_console
.history_count
- 1
576 console_history_get( vg_console
.input
, vg_console
.history_pos
);
577 console_move_cursor( &vg_console
.cursor_user
,
578 &vg_console
.cursor_pos
,
579 vg_list_size( vg_console
.input
), 1);
582 else if( key
== GLFW_KEY_BACKSPACE
) /* Lookback delete */
584 vg_console
.cursor_user
= console_delete_char( -1 );
585 vg_console
.cursor_pos
= vg_console
.cursor_user
;
587 else if( key
== GLFW_KEY_DELETE
) /* Lookforward delete */
589 vg_console
.cursor_user
= console_delete_char( 1 );
590 vg_console
.cursor_pos
= vg_console
.cursor_user
;
592 else if( key
== GLFW_KEY_HOME
) /* Home key */
594 if( mods
& GLFW_MOD_SHIFT
)
595 console_move_cursor( &vg_console
.cursor_user
, NULL
, -10000, 0 );
597 console_move_cursor( &vg_console
.cursor_user
,
598 &vg_console
.cursor_pos
, -10000, 1 );
600 else if( key
== GLFW_KEY_END
) /* End key */
602 if( mods
& GLFW_MOD_SHIFT
)
603 console_move_cursor( &vg_console
.cursor_user
, NULL
, 10000, 0 );
605 console_move_cursor( &vg_console
.cursor_user
,
606 &vg_console
.cursor_pos
,
607 vg_list_size( vg_console
.input
), 1 );
609 else if( key
== GLFW_KEY_A
)
611 if( mods
& GLFW_MOD_CONTROL
) /* Select all */
613 console_move_cursor( &vg_console
.cursor_user
, NULL
, 10000, 0);
614 console_move_cursor( &vg_console
.cursor_pos
, NULL
, -10000, 0);
617 else if( key
== GLFW_KEY_C
) /* Copy */
619 if( mods
& GLFW_MOD_CONTROL
)
621 console_to_clipboard();
624 else if( key
== GLFW_KEY_X
) /* Cut */
626 if( mods
& GLFW_MOD_CONTROL
)
628 console_to_clipboard();
629 vg_console
.cursor_user
= console_delete_char(0);
630 vg_console
.cursor_pos
= vg_console
.cursor_user
;
633 else if( key
== GLFW_KEY_V
) /* Paste */
635 if( mods
& GLFW_MOD_CONTROL
)
637 console_clipboard_paste();
640 else if( key
== GLFW_KEY_ENTER
)
642 if( !strlen( vg_console
.input
) )
645 vg_info( "%s\n", vg_console
.input
);
647 if( strcmp( vg_console
.input
,
648 vg_console
.history
[ vg_console
.history_last
]) )
650 vg_console
.history_last
= ( vg_console
.history_last
+ 1) %
651 vg_list_size(vg_console
.history
);
652 vg_console
.history_count
=
653 VG_MIN( vg_list_size( vg_console
.history
),
654 vg_console
.history_count
+ 1 );
655 strcpy( vg_console
.history
[ vg_console
.history_last
],
659 vg_console
.history_pos
= -1;
660 execute_console_input( vg_console
.input
);
661 console_move_cursor( &vg_console
.cursor_user
,
662 &vg_console
.cursor_pos
, -10000, 1 );
663 vg_console
.input
[0] = '\0';
668 /* Handle an OS based input of UTF32 character from the keyboard or such */
669 static void console_proc_wchar( GLFWwindow
* ptrW
, u32 uWchar
)
671 if( uWchar
<= 0x7F && (char)uWchar
!= 0x60)
673 console_put_char((char)uWchar
);