A 3d fps game made in OpenGL
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
Symmetry/src/game/console.c

359 lines
14 KiB

#include "console.h"
#include "gui.h"
#include "game.h"
#include "../common/log.h"
#include "../system/platform.h"
#include "scene.h"
#include "entity.h"
#include "debug_vars.h"
#include "../system/file_io.h"
#include "event.h"
#include "input.h"
#include <assert.h>
#include <string.h>
#include <nuklear.h>
static struct nk_color console_message_color[CMT_MAX];
static int console_filter(const struct nk_text_edit *box, nk_rune unicode);
static void console_on_key_release(struct Event* event);
static void console_command_scene_empty(struct Console* console, const char* command);
static void console_command_scene_save(struct Console* console, const char* command);
static void console_command_scene_load(struct Console* console, const char* command);
static void console_command_entity_save(struct Console* console, const char* command);
static void console_command_entity_load(struct Console* console, const char* command);
static void console_command_debug_vars_toggle(struct Console* console, const char* command);
static void console_command_debug_vars_location_set(struct Console* console, const char* command);
static void console_command_help(struct Console* console, const char* command);
void console_init(struct Console* console)
{
assert(console);
console_message_color[CMT_MESSAGE] = nk_rgb(255, 255, 255);
console_message_color[CMT_WARNING] = nk_rgb(255, 255, 0);
console_message_color[CMT_ERROR] = nk_rgb(255, 0, 0);
console_message_color[CMT_COMMAND] = nk_rgb(114, 173, 224);
console_message_color[CMT_NONE] = nk_rgb(255, 0, 255);
console->visible = false;
console->scroll_to_bottom = true;
console->text_region_height = 22.f;
console->line_height = 20.f;
console->current_message_index = -1;
console->current_history_index = 0;
console->current_history_browse_index = 0;
for(int i = 0; i < MAX_CONSOLE_HISTORY; i++)
memset(console->command_history[i], '\0', MAX_CONSOLE_MESSAGE_LEN);
memset(console->command_text, '\0', MAX_CONSOLE_MESSAGE_LEN);
for(int i = 0; i < MAX_CONSOLE_MESSAGES; i++)
{
memset(console->messages[i].message, '\0', MAX_CONSOLE_MESSAGE_LEN);
console->messages[i].type = CMT_NONE;
}
console->commands = hashmap_new();
hashmap_ptr_set(console->commands, "scene_empty", &console_command_scene_empty);
hashmap_ptr_set(console->commands, "scene_save", &console_command_scene_save);
hashmap_ptr_set(console->commands, "scene_load", &console_command_scene_load);
hashmap_ptr_set(console->commands, "entity_save", &console_command_entity_save);
hashmap_ptr_set(console->commands, "entity_load", &console_command_entity_load);
hashmap_ptr_set(console->commands, "debug_vars_toggle", &console_command_debug_vars_toggle);
hashmap_ptr_set(console->commands, "debug_vars_location", &console_command_debug_vars_location_set);
hashmap_ptr_set(console->commands, "help", &console_command_help);
struct Event_Manager* event_manager = game_state_get()->event_manager;
event_manager_subscribe(event_manager, EVT_KEY_RELEASED, &console_on_key_release);
}
void console_toggle(struct Console* console)
{
console->visible = !console->visible;
if(console->visible)
{
console->scroll_to_bottom = true;
console->current_history_browse_index = console->current_history_index - 1;
if(console->current_history_browse_index == -1)
console->current_history_browse_index = console->current_history_index;
}
}
void console_update(struct Console* console, struct Gui* gui_state, float dt)
{
if(!console->visible) return;
struct nk_context* context = &gui_state->context;
struct Game_State* game_state = game_state_get();
int win_width = 0, win_height = 0;
window_get_drawable_size(game_state->window, &win_width, &win_height);
int half_height = win_height / 2;
if(nk_begin_titled(context, "Console", "Console", nk_recti(0, 0, win_width, half_height), NK_WINDOW_SCROLL_AUTO_HIDE))
{
nk_layout_row_dynamic(context, nk_window_get_height(context) - console->text_region_height * 2, 1);
if(nk_group_begin(context, "Log", NK_WINDOW_BORDER))
{
for(int i = 0; i <= console->current_message_index; i++)
{
nk_layout_row_dynamic(context, console->line_height, 1);
nk_labelf_colored(context, NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE, console_message_color[console->messages[i].type], console->messages[i].message);
}
if(console->scroll_to_bottom == true) // scroll console message area to the bottom if required
{
*context->current->layout->offset_y = (nk_uint)context->current->layout->at_y;
console->scroll_to_bottom = false;
}
nk_group_end(context);
}
//Edit-string/Textfield for command
nk_layout_row_dynamic(context, console->text_region_height, 1);
int edit_flags = NK_EDIT_GOTO_END_ON_ACTIVATE | NK_EDIT_FIELD | NK_EDIT_SIG_ENTER;
nk_edit_focus(context, edit_flags);
int edit_state = nk_edit_string_zero_terminated(context, edit_flags, console->command_text, MAX_CONSOLE_MESSAGE_LEN, console_filter);
if(edit_state & NK_EDIT_COMMITED)
{
if(++console->current_message_index >= MAX_CONSOLE_MESSAGES)
console->current_message_index = 0;
snprintf(console->messages[console->current_message_index].message, MAX_CONSOLE_MESSAGE_LEN, "> %s", console->command_text);
console->messages[console->current_message_index].type = CMT_COMMAND;
console->scroll_to_bottom = true;
/* Check if a valid command is entered and call the related function or print an error message */
static char command_text[MAX_CONSOLE_MESSAGE_LEN];
static char command_params[MAX_CONSOLE_MESSAGE_LEN];
memset(command_text, '\0', MAX_CONSOLE_MESSAGE_LEN);
memset(command_params, '\0', MAX_CONSOLE_MESSAGE_LEN);
sscanf(console->command_text, "%s %[^\n]", command_text, command_params);
if(hashmap_value_exists(console->commands, command_text))
{
Console_Command_Handler command_handler = hashmap_ptr_get(console->commands, command_text);
command_handler(console, command_params);
}
else
{
log_warning("Invalid command '%s'", command_text);
}
//Add command to history and reset the current browse index to the recently entered command
memset(console->command_history[console->current_history_index], '\0', MAX_CONSOLE_MESSAGE_LEN);
strncpy(console->command_history[console->current_history_index], console->command_text, MAX_CONSOLE_MESSAGE_LEN);
console->current_history_browse_index = console->current_history_index;
if(++console->current_history_index >= MAX_CONSOLE_HISTORY)
console->current_history_index = 0;
memset(console->command_text, '\0', MAX_CONSOLE_MESSAGE_LEN);
}
}
nk_end(context);
}
void console_destroy(struct Console* console)
{
hashmap_free(console->commands);
}
int console_filter(const struct nk_text_edit *box, nk_rune unicode)
{
NK_UNUSED(box);
if(unicode > 128 || unicode == 96) // Ignore tilde or anything other than ascii
return nk_false;
else
return nk_true;
}
void console_on_key_release(struct Event* event)
{
struct Console* console = game_state_get()->console;
if(!console->visible || !(event->key.key == KEY_UP || event->key.key == KEY_DOWN)) return;
memset(console->command_text, '\0', MAX_CONSOLE_MESSAGE_LEN);
strncpy(console->command_text, console->command_history[console->current_history_browse_index], MAX_CONSOLE_MESSAGE_LEN);
//Check for up and down keys only for moving up and down command history
if(event->key.key == KEY_UP)
{
if(--console->current_history_browse_index < 0)
console->current_history_browse_index = console->current_history_index;
}
else if(event->key.key == KEY_DOWN)
{
if(++console->current_history_browse_index > console->current_history_index)
console->current_history_browse_index = 0;
}
}
void console_on_log_message(struct Console* console, const char* message, va_list args)
{
if(++console->current_message_index >= MAX_CONSOLE_MESSAGES)
console->current_message_index = 0;
vsnprintf(console->messages[console->current_message_index].message, MAX_CONSOLE_MESSAGE_LEN, message, args);
console->messages[console->current_message_index].type = CMT_MESSAGE;
console->scroll_to_bottom = true;
}
void console_on_log_warning(struct Console* console, const char* warning_message, va_list args)
{
if(++console->current_message_index >= MAX_CONSOLE_MESSAGES)
console->current_message_index = 0;
vsnprintf(console->messages[console->current_message_index].message, MAX_CONSOLE_MESSAGE_LEN, warning_message, args);
console->messages[console->current_message_index].type = CMT_WARNING;
console->scroll_to_bottom = true;
}
void console_on_log_error(struct Console* console, const char* context, const char* error, va_list args)
{
if(++console->current_message_index >= MAX_CONSOLE_MESSAGES)
console->current_message_index = 0;
int loc = snprintf(console->messages[console->current_message_index].message, MAX_CONSOLE_MESSAGE_LEN, "(%s)", context);
vsnprintf(console->messages[console->current_message_index].message + loc, MAX_CONSOLE_MESSAGE_LEN - loc, error, args);
console->messages[console->current_message_index].type = CMT_ERROR;
console->scroll_to_bottom = true;
}
void console_command_entity_save(struct Console* console, const char* command)
{
char filename[MAX_FILENAME_LEN];
char entity_name[MAX_ENTITY_NAME_LEN];
memset(filename, '\0', MAX_FILENAME_LEN);
memset(entity_name, '\0', MAX_ENTITY_NAME_LEN);
int params_read = sscanf(command, "%s %s", entity_name, filename);
if(params_read != 2)
{
log_warning("Invalid parameters for command");
log_warning("Usage: entity_save [entity name] [file name]");
return;
}
struct Entity* entity = scene_find(game_state_get()->scene, entity_name);
if(!entity)
{
log_error("entity_save", "No entity named '%s' in current scene", entity_name);
return;
}
char full_filename[MAX_FILENAME_LEN];
snprintf(full_filename, MAX_FILENAME_LEN, "entities/%s.symtres", filename);
if(!entity_save(entity, full_filename, DIRT_INSTALL))
log_error("entity_save", "Command failed");
}
void console_command_entity_load(struct Console* console, const char* command)
{
char filename[MAX_FILENAME_LEN];
char new_entity_name[MAX_ENTITY_NAME_LEN];
memset(filename, '\0', MAX_FILENAME_LEN);
memset(new_entity_name, '\0', MAX_ENTITY_NAME_LEN);
int params_read = sscanf(command, "%s %s", filename, new_entity_name);
if(params_read < 1 && params_read > 2)
{
log_warning("Invalid parameters for command");
log_warning("Usage: entity_load [file name] [optional: new entity name]");
return;
}
char full_filename[MAX_FILENAME_LEN];
snprintf(full_filename, MAX_FILENAME_LEN, "entities/%s.symtres", filename);
struct Entity* new_entity = entity_load(full_filename, DIRT_INSTALL);
if(!new_entity)
{
log_error("entity_load", "Could not create entity from '%s'", full_filename);
return;
}
if(params_read == 2) entity_rename(new_entity, new_entity_name);
}
void console_command_help(struct Console* console, const char* command)
{
char* key = NULL;
Console_Command_Handler value;
log_message("======================================");
log_message("Available Commands");
log_message("======================================");
HASHMAP_FOREACH(console->commands, key, value)
{
log_message("%s", key);
}
log_message("======================================");
}
void console_command_scene_save(struct Console* console, const char* command)
{
char filename[MAX_FILENAME_LEN];
memset(filename, '\0', MAX_FILENAME_LEN);
int params_read = sscanf(command, "%s", filename);
if(params_read != 1)
{
log_warning("Invalid parameters for command");
log_warning("Usage: scene_save [file name]");
return;
}
char full_filename[MAX_FILENAME_LEN];
snprintf(full_filename, MAX_FILENAME_LEN, "scenes/%s.symtres", filename);
if(!scene_save(game_state_get()->scene, full_filename, DIRT_INSTALL))
log_error("scene_save", "Command failed");
}
void console_command_scene_load(struct Console* console, const char* command)
{
char filename[MAX_FILENAME_LEN];
memset(filename, '\0', MAX_FILENAME_LEN);
int params_read = sscanf(command, "%s", filename);
if(params_read != 1)
{
log_warning("Invalid parameters for command");
log_warning("Usage: scene_load [file name]");
return;
}
char full_filename[MAX_FILENAME_LEN];
snprintf(full_filename, MAX_FILENAME_LEN, "scenes/%s.symtres", filename);
if(!scene_load(game_state_get()->scene, full_filename, DIRT_INSTALL))
log_error("scene_load", "Command failed");
}
void console_command_scene_empty(struct Console* console, const char* command)
{
char filename[MAX_FILENAME_LEN];
memset(filename, '\0', MAX_FILENAME_LEN);
struct Scene* scene = game_state_get()->scene;
scene_destroy(scene);
scene_post_update(scene);
scene_init(scene);
}
void console_command_debug_vars_toggle(struct Console* console, const char* command)
{
struct Debug_Vars* debug_vars = game_state_get()->debug_vars;
debug_vars->visible = !debug_vars->visible;
}
void console_command_debug_vars_location_set(struct Console* console, const char* command)
{
struct Debug_Vars* debug_vars = game_state_get()->debug_vars;
int location = debug_vars->location;
int params_read = sscanf(command, "%d", &location);
if(params_read != 1)
{
log_warning("Invalid parameters for command");
log_warning("Usage: debug_vars_location [Location 0-4]");
return;
}
debug_vars_location_set(debug_vars, location);
}