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game.cpp
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game.cpp
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/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "game.h"
#include <iomanip>
#include <cmath>
#include "client/renderingengine.h"
#include "camera.h"
#include "client.h"
#include "client/clientevent.h"
#include "client/gameui.h"
#include "client/inputhandler.h"
#include "client/tile.h" // For TextureSource
#include "client/keys.h"
#include "client/joystick_controller.h"
#include "client/mapblock_mesh.h"
#include "client/sound.h"
#include "clientmap.h"
#include "clientmedia.h" // For clientMediaUpdateCacheCopy
#include "clouds.h"
#include "config.h"
#include "content_cao.h"
#include "content/subgames.h"
#include "client/event_manager.h"
#include "fontengine.h"
#include "itemdef.h"
#include "log.h"
#include "filesys.h"
#include "gameparams.h"
#include "gettext.h"
#include "gui/guiChatConsole.h"
#include "gui/guiFormSpecMenu.h"
#include "gui/guiKeyChangeMenu.h"
#include "gui/guiPasswordChange.h"
#include "gui/guiVolumeChange.h"
#include "gui/mainmenumanager.h"
#include "gui/profilergraph.h"
#include "mapblock.h"
#include "minimap.h"
#include "nodedef.h" // Needed for determining pointing to nodes
#include "nodemetadata.h"
#include "particles.h"
#include "porting.h"
#include "profiler.h"
#include "raycast.h"
#include "server.h"
#include "settings.h"
#include "shader.h"
#include "sky.h"
#include "translation.h"
#include "util/basic_macros.h"
#include "util/directiontables.h"
#include "util/pointedthing.h"
#include "util/quicktune_shortcutter.h"
#include "irrlicht_changes/static_text.h"
#include "irr_ptr.h"
#include "version.h"
#include "script/scripting_client.h"
#include "hud.h"
#include "clientdynamicinfo.h"
#include <IAnimatedMeshSceneNode.h>
#if USE_SOUND
#include "client/sound/sound_openal.h"
#endif
/*
Text input system
*/
struct TextDestNodeMetadata : public TextDest
{
TextDestNodeMetadata(v3s16 p, Client *client)
{
m_p = p;
m_client = client;
}
// This is deprecated I guess? -celeron55
void gotText(const std::wstring &text)
{
std::string ntext = wide_to_utf8(text);
infostream << "Submitting 'text' field of node at (" << m_p.X << ","
<< m_p.Y << "," << m_p.Z << "): " << ntext << std::endl;
StringMap fields;
fields["text"] = ntext;
m_client->sendNodemetaFields(m_p, "", fields);
}
void gotText(const StringMap &fields)
{
m_client->sendNodemetaFields(m_p, "", fields);
}
v3s16 m_p;
Client *m_client;
};
struct TextDestPlayerInventory : public TextDest
{
TextDestPlayerInventory(Client *client)
{
m_client = client;
m_formname.clear();
}
TextDestPlayerInventory(Client *client, const std::string &formname)
{
m_client = client;
m_formname = formname;
}
void gotText(const StringMap &fields)
{
m_client->sendInventoryFields(m_formname, fields);
}
Client *m_client;
};
struct LocalFormspecHandler : public TextDest
{
LocalFormspecHandler(const std::string &formname)
{
m_formname = formname;
}
LocalFormspecHandler(const std::string &formname, Client *client):
m_client(client)
{
m_formname = formname;
}
void gotText(const StringMap &fields)
{
if (m_formname == "MT_PAUSE_MENU") {
if (fields.find("btn_sound") != fields.end()) {
g_gamecallback->changeVolume();
return;
}
if (fields.find("btn_key_config") != fields.end()) {
g_gamecallback->keyConfig();
return;
}
if (fields.find("btn_exit_menu") != fields.end()) {
g_gamecallback->disconnect();
return;
}
if (fields.find("btn_exit_os") != fields.end()) {
g_gamecallback->exitToOS();
#ifndef __ANDROID__
RenderingEngine::get_raw_device()->closeDevice();
#endif
return;
}
if (fields.find("btn_change_password") != fields.end()) {
g_gamecallback->changePassword();
return;
}
return;
}
if (m_formname == "MT_DEATH_SCREEN") {
assert(m_client != nullptr);
if (fields.find("quit") != fields.end())
m_client->sendRespawn();
return;
}
if (m_client->modsLoaded())
m_client->getScript()->on_formspec_input(m_formname, fields);
}
Client *m_client = nullptr;
};
/* Form update callback */
class NodeMetadataFormSource: public IFormSource
{
public:
NodeMetadataFormSource(ClientMap *map, v3s16 p):
m_map(map),
m_p(p)
{
}
const std::string &getForm() const
{
static const std::string empty_string = "";
NodeMetadata *meta = m_map->getNodeMetadata(m_p);
if (!meta)
return empty_string;
return meta->getString("formspec");
}
virtual std::string resolveText(const std::string &str)
{
NodeMetadata *meta = m_map->getNodeMetadata(m_p);
if (!meta)
return str;
return meta->resolveString(str);
}
ClientMap *m_map;
v3s16 m_p;
};
class PlayerInventoryFormSource: public IFormSource
{
public:
PlayerInventoryFormSource(Client *client):
m_client(client)
{
}
const std::string &getForm() const
{
LocalPlayer *player = m_client->getEnv().getLocalPlayer();
return player->inventory_formspec;
}
Client *m_client;
};
class NodeDugEvent : public MtEvent
{
public:
v3s16 p;
MapNode n;
NodeDugEvent(v3s16 p, MapNode n):
p(p),
n(n)
{}
Type getType() const { return NODE_DUG; }
};
class SoundMaker
{
ISoundManager *m_sound;
const NodeDefManager *m_ndef;
public:
bool makes_footstep_sound = true;
float m_player_step_timer = 0.0f;
float m_player_jump_timer = 0.0f;
SoundSpec m_player_step_sound;
SoundSpec m_player_leftpunch_sound;
// Second sound made on left punch, currently used for item 'use' sound
SoundSpec m_player_leftpunch_sound2;
SoundSpec m_player_rightpunch_sound;
SoundMaker(ISoundManager *sound, const NodeDefManager *ndef) :
m_sound(sound), m_ndef(ndef) {}
void playPlayerStep()
{
if (m_player_step_timer <= 0 && m_player_step_sound.exists()) {
m_player_step_timer = 0.03;
if (makes_footstep_sound)
m_sound->playSound(0, m_player_step_sound);
}
}
void playPlayerJump()
{
if (m_player_jump_timer <= 0.0f) {
m_player_jump_timer = 0.2f;
m_sound->playSound(0, SoundSpec("player_jump", 0.5f));
}
}
static void viewBobbingStep(MtEvent *e, void *data)
{
SoundMaker *sm = (SoundMaker *)data;
sm->playPlayerStep();
}
static void playerRegainGround(MtEvent *e, void *data)
{
SoundMaker *sm = (SoundMaker *)data;
sm->playPlayerStep();
}
static void playerJump(MtEvent *e, void *data)
{
SoundMaker *sm = (SoundMaker *)data;
sm->playPlayerJump();
}
static void cameraPunchLeft(MtEvent *e, void *data)
{
SoundMaker *sm = (SoundMaker *)data;
sm->m_sound->playSound(0, sm->m_player_leftpunch_sound);
sm->m_sound->playSound(0, sm->m_player_leftpunch_sound2);
}
static void cameraPunchRight(MtEvent *e, void *data)
{
SoundMaker *sm = (SoundMaker *)data;
sm->m_sound->playSound(0, sm->m_player_rightpunch_sound);
}
static void nodeDug(MtEvent *e, void *data)
{
SoundMaker *sm = (SoundMaker *)data;
NodeDugEvent *nde = (NodeDugEvent *)e;
sm->m_sound->playSound(0, sm->m_ndef->get(nde->n).sound_dug);
}
static void playerDamage(MtEvent *e, void *data)
{
SoundMaker *sm = (SoundMaker *)data;
sm->m_sound->playSound(0, SoundSpec("player_damage", 0.5));
}
static void playerFallingDamage(MtEvent *e, void *data)
{
SoundMaker *sm = (SoundMaker *)data;
sm->m_sound->playSound(0, SoundSpec("player_falling_damage", 0.5));
}
void registerReceiver(MtEventManager *mgr)
{
mgr->reg(MtEvent::VIEW_BOBBING_STEP, SoundMaker::viewBobbingStep, this);
mgr->reg(MtEvent::PLAYER_REGAIN_GROUND, SoundMaker::playerRegainGround, this);
mgr->reg(MtEvent::PLAYER_JUMP, SoundMaker::playerJump, this);
mgr->reg(MtEvent::CAMERA_PUNCH_LEFT, SoundMaker::cameraPunchLeft, this);
mgr->reg(MtEvent::CAMERA_PUNCH_RIGHT, SoundMaker::cameraPunchRight, this);
mgr->reg(MtEvent::NODE_DUG, SoundMaker::nodeDug, this);
mgr->reg(MtEvent::PLAYER_DAMAGE, SoundMaker::playerDamage, this);
mgr->reg(MtEvent::PLAYER_FALLING_DAMAGE, SoundMaker::playerFallingDamage, this);
}
void step(float dtime)
{
m_player_step_timer -= dtime;
m_player_jump_timer -= dtime;
}
};
typedef s32 SamplerLayer_t;
class GameGlobalShaderConstantSetter : public IShaderConstantSetter
{
Sky *m_sky;
Client *m_client;
bool *m_force_fog_off;
f32 *m_fog_range;
bool m_fog_enabled;
CachedPixelShaderSetting<float, 4> m_fog_color{"fogColor"};
CachedPixelShaderSetting<float> m_fog_distance{"fogDistance"};
CachedPixelShaderSetting<float>
m_fog_shading_parameter{"fogShadingParameter"};
CachedVertexShaderSetting<float> m_animation_timer_vertex{"animationTimer"};
CachedPixelShaderSetting<float> m_animation_timer_pixel{"animationTimer"};
CachedVertexShaderSetting<float>
m_animation_timer_delta_vertex{"animationTimerDelta"};
CachedPixelShaderSetting<float>
m_animation_timer_delta_pixel{"animationTimerDelta"};
CachedPixelShaderSetting<float, 3> m_day_light{"dayLight"};
CachedPixelShaderSetting<float, 4> m_star_color{"starColor"};
CachedPixelShaderSetting<float, 3> m_eye_position_pixel{"eyePosition"};
CachedVertexShaderSetting<float, 3> m_eye_position_vertex{"eyePosition"};
CachedPixelShaderSetting<float, 3> m_minimap_yaw{"yawVec"};
CachedPixelShaderSetting<float, 3> m_camera_offset_pixel{"cameraOffset"};
CachedPixelShaderSetting<float, 3> m_camera_offset_vertex{"cameraOffset"};
CachedPixelShaderSetting<SamplerLayer_t> m_texture0{"texture0"};
CachedPixelShaderSetting<SamplerLayer_t> m_texture1{"texture1"};
CachedPixelShaderSetting<SamplerLayer_t> m_texture2{"texture2"};
CachedPixelShaderSetting<SamplerLayer_t> m_texture3{"texture3"};
CachedVertexShaderSetting<float, 2> m_texel_size0_vertex{"texelSize0"};
CachedPixelShaderSetting<float, 2> m_texel_size0_pixel{"texelSize0"};
std::array<float, 2> m_texel_size0_values;
CachedStructPixelShaderSetting<float, 7> m_exposure_params_pixel{
"exposureParams",
std::array<const char*, 7> {
"luminanceMin", "luminanceMax", "exposureCorrection",
"speedDarkBright", "speedBrightDark", "centerWeightPower",
"compensationFactor"
}};
float m_user_exposure_compensation;
bool m_bloom_enabled;
CachedPixelShaderSetting<float> m_bloom_intensity_pixel{"bloomIntensity"};
float m_bloom_intensity;
CachedPixelShaderSetting<float> m_bloom_strength_pixel{"bloomStrength"};
float m_bloom_strength;
CachedPixelShaderSetting<float> m_bloom_radius_pixel{"bloomRadius"};
float m_bloom_radius;
CachedPixelShaderSetting<float> m_saturation_pixel{"saturation"};
bool m_volumetric_light_enabled;
CachedPixelShaderSetting<float, 3>
m_sun_position_pixel{"sunPositionScreen"};
CachedPixelShaderSetting<float> m_sun_brightness_pixel{"sunBrightness"};
CachedPixelShaderSetting<float, 3>
m_moon_position_pixel{"moonPositionScreen"};
CachedPixelShaderSetting<float> m_moon_brightness_pixel{"moonBrightness"};
CachedPixelShaderSetting<float>
m_volumetric_light_strength_pixel{"volumetricLightStrength"};
public:
void onSettingsChange(const std::string &name)
{
if (name == "enable_fog")
m_fog_enabled = g_settings->getBool("enable_fog");
if (name == "exposure_compensation")
m_user_exposure_compensation = g_settings->getFloat("exposure_compensation", -1.0f, 1.0f);
if (name == "bloom_intensity")
m_bloom_intensity = g_settings->getFloat("bloom_intensity", 0.01f, 1.0f);
if (name == "bloom_strength_factor")
m_bloom_strength = RenderingEngine::BASE_BLOOM_STRENGTH * g_settings->getFloat("bloom_strength_factor", 0.1f, 10.0f);
if (name == "bloom_radius")
m_bloom_radius = g_settings->getFloat("bloom_radius", 0.1f, 8.0f);
}
static void settingsCallback(const std::string &name, void *userdata)
{
reinterpret_cast<GameGlobalShaderConstantSetter*>(userdata)->onSettingsChange(name);
}
void setSky(Sky *sky) { m_sky = sky; }
GameGlobalShaderConstantSetter(Sky *sky, bool *force_fog_off,
f32 *fog_range, Client *client) :
m_sky(sky),
m_client(client),
m_force_fog_off(force_fog_off),
m_fog_range(fog_range)
{
g_settings->registerChangedCallback("enable_fog", settingsCallback, this);
g_settings->registerChangedCallback("exposure_compensation", settingsCallback, this);
g_settings->registerChangedCallback("bloom_intensity", settingsCallback, this);
g_settings->registerChangedCallback("bloom_strength_factor", settingsCallback, this);
g_settings->registerChangedCallback("bloom_radius", settingsCallback, this);
g_settings->registerChangedCallback("saturation", settingsCallback, this);
m_fog_enabled = g_settings->getBool("enable_fog");
m_user_exposure_compensation = g_settings->getFloat("exposure_compensation", -1.0f, 1.0f);
m_bloom_enabled = g_settings->getBool("enable_bloom");
m_bloom_intensity = g_settings->getFloat("bloom_intensity", 0.01f, 1.0f);
m_bloom_strength = RenderingEngine::BASE_BLOOM_STRENGTH * g_settings->getFloat("bloom_strength_factor", 0.1f, 10.0f);
m_bloom_radius = g_settings->getFloat("bloom_radius", 0.1f, 8.0f);
m_volumetric_light_enabled = g_settings->getBool("enable_volumetric_lighting") && m_bloom_enabled;
}
~GameGlobalShaderConstantSetter()
{
g_settings->deregisterChangedCallback("enable_fog", settingsCallback, this);
}
void onSetConstants(video::IMaterialRendererServices *services) override
{
video::SColorf fogcolorf(m_sky->getFogColor());
float fogcolorfa[4] = {
fogcolorf.r, fogcolorf.g, fogcolorf.b, fogcolorf.a,
};
m_fog_color.set(fogcolorfa, services);
float fog_distance = 10000 * BS;
if (m_fog_enabled && !*m_force_fog_off)
fog_distance = *m_fog_range;
float fog_shading_parameter = 1.0 / ( 1.0 - m_sky->getFogStart());
m_fog_distance.set(&fog_distance, services);
m_fog_shading_parameter.set(&fog_shading_parameter, services);
u32 daynight_ratio = (float)m_client->getEnv().getDayNightRatio();
video::SColorf sunlight;
get_sunlight_color(&sunlight, daynight_ratio);
float dnc[3] = {
sunlight.r,
sunlight.g,
sunlight.b };
m_day_light.set(dnc, services);
video::SColorf star_color = m_sky->getCurrentStarColor();
float clr[4] = {star_color.r, star_color.g, star_color.b, star_color.a};
m_star_color.set(clr, services);
u32 animation_timer = m_client->getEnv().getFrameTime() % 1000000;
float animation_timer_f = (float)animation_timer / 100000.f;
m_animation_timer_vertex.set(&animation_timer_f, services);
m_animation_timer_pixel.set(&animation_timer_f, services);
float animation_timer_delta_f = (float)m_client->getEnv().getFrameTimeDelta() / 100000.f;
m_animation_timer_delta_vertex.set(&animation_timer_delta_f, services);
m_animation_timer_delta_pixel.set(&animation_timer_delta_f, services);
float eye_position_array[3];
v3f epos = m_client->getEnv().getLocalPlayer()->getEyePosition();
epos.getAs3Values(eye_position_array);
m_eye_position_pixel.set(eye_position_array, services);
m_eye_position_vertex.set(eye_position_array, services);
if (m_client->getMinimap()) {
float minimap_yaw_array[3];
v3f minimap_yaw = m_client->getMinimap()->getYawVec();
minimap_yaw.getAs3Values(minimap_yaw_array);
m_minimap_yaw.set(minimap_yaw_array, services);
}
float camera_offset_array[3];
v3f offset = intToFloat(m_client->getCamera()->getOffset(), BS);
offset.getAs3Values(camera_offset_array);
m_camera_offset_pixel.set(camera_offset_array, services);
m_camera_offset_vertex.set(camera_offset_array, services);
SamplerLayer_t tex_id;
tex_id = 0;
m_texture0.set(&tex_id, services);
tex_id = 1;
m_texture1.set(&tex_id, services);
tex_id = 2;
m_texture2.set(&tex_id, services);
tex_id = 3;
m_texture3.set(&tex_id, services);
m_texel_size0_vertex.set(m_texel_size0_values.data(), services);
m_texel_size0_pixel.set(m_texel_size0_values.data(), services);
const AutoExposure &exposure_params = m_client->getEnv().getLocalPlayer()->getLighting().exposure;
std::array<float, 7> exposure_buffer = {
std::pow(2.0f, exposure_params.luminance_min),
std::pow(2.0f, exposure_params.luminance_max),
exposure_params.exposure_correction,
exposure_params.speed_dark_bright,
exposure_params.speed_bright_dark,
exposure_params.center_weight_power,
powf(2.f, m_user_exposure_compensation)
};
m_exposure_params_pixel.set(exposure_buffer.data(), services);
if (m_bloom_enabled) {
m_bloom_intensity_pixel.set(&m_bloom_intensity, services);
m_bloom_radius_pixel.set(&m_bloom_radius, services);
m_bloom_strength_pixel.set(&m_bloom_strength, services);
}
float saturation = m_client->getEnv().getLocalPlayer()->getLighting().saturation;
m_saturation_pixel.set(&saturation, services);
if (m_volumetric_light_enabled) {
// Map directional light to screen space
auto camera_node = m_client->getCamera()->getCameraNode();
core::matrix4 transform = camera_node->getProjectionMatrix();
transform *= camera_node->getViewMatrix();
if (m_sky->getSunVisible()) {
v3f sun_position = camera_node->getAbsolutePosition() +
10000. * m_sky->getSunDirection();
transform.transformVect(sun_position);
sun_position.normalize();
float sun_position_array[3] = { sun_position.X, sun_position.Y, sun_position.Z};
m_sun_position_pixel.set(sun_position_array, services);
float sun_brightness = rangelim(107.143f * m_sky->getSunDirection().dotProduct(v3f(0.f, 1.f, 0.f)), 0.f, 1.f);
m_sun_brightness_pixel.set(&sun_brightness, services);
} else {
float sun_position_array[3] = { 0.f, 0.f, -1.f };
m_sun_position_pixel.set(sun_position_array, services);
float sun_brightness = 0.f;
m_sun_brightness_pixel.set(&sun_brightness, services);
}
if (m_sky->getMoonVisible()) {
v3f moon_position = camera_node->getAbsolutePosition() +
10000. * m_sky->getMoonDirection();
transform.transformVect(moon_position);
moon_position.normalize();
float moon_position_array[3] = { moon_position.X, moon_position.Y, moon_position.Z};
m_moon_position_pixel.set(moon_position_array, services);
float moon_brightness = rangelim(107.143f * m_sky->getMoonDirection().dotProduct(v3f(0.f, 1.f, 0.f)), 0.f, 1.f);
m_moon_brightness_pixel.set(&moon_brightness, services);
}
else {
float moon_position_array[3] = { 0.f, 0.f, -1.f };
m_moon_position_pixel.set(moon_position_array, services);
float moon_brightness = 0.f;
m_moon_brightness_pixel.set(&moon_brightness, services);
}
float volumetric_light_strength = m_client->getEnv().getLocalPlayer()->getLighting().volumetric_light_strength;
m_volumetric_light_strength_pixel.set(&volumetric_light_strength, services);
}
}
void onSetMaterial(const video::SMaterial &material) override
{
video::ITexture *texture = material.getTexture(0);
if (texture) {
core::dimension2du size = texture->getSize();
m_texel_size0_values[0] = 1.f / size.Width;
m_texel_size0_values[1] = 1.f / size.Height;
}
else {
m_texel_size0_values[0] = 0.f;
m_texel_size0_values[1] = 0.f;
}
}
};
class GameGlobalShaderConstantSetterFactory : public IShaderConstantSetterFactory
{
Sky *m_sky;
bool *m_force_fog_off;
f32 *m_fog_range;
Client *m_client;
std::vector<GameGlobalShaderConstantSetter *> created_nosky;
public:
GameGlobalShaderConstantSetterFactory(bool *force_fog_off,
f32 *fog_range, Client *client) :
m_sky(NULL),
m_force_fog_off(force_fog_off),
m_fog_range(fog_range),
m_client(client)
{}
void setSky(Sky *sky) {
m_sky = sky;
for (GameGlobalShaderConstantSetter *ggscs : created_nosky) {
ggscs->setSky(m_sky);
}
created_nosky.clear();
}
virtual IShaderConstantSetter* create()
{
auto *scs = new GameGlobalShaderConstantSetter(
m_sky, m_force_fog_off, m_fog_range, m_client);
if (!m_sky)
created_nosky.push_back(scs);
return scs;
}
};
#define SIZE_TAG "size[11,5.5,true]" // Fixed size (ignored in touchscreen mode)
/****************************************************************************
****************************************************************************/
const static float object_hit_delay = 0.2;
struct FpsControl {
FpsControl() : last_time(0), busy_time(0), sleep_time(0) {}
void reset();
void limit(IrrlichtDevice *device, f32 *dtime);
u32 getBusyMs() const { return busy_time / 1000; }
// all values in microseconds (us)
u64 last_time, busy_time, sleep_time;
};
/* The reason the following structs are not anonymous structs within the
* class is that they are not used by the majority of member functions and
* many functions that do require objects of thse types do not modify them
* (so they can be passed as a const qualified parameter)
*/
struct GameRunData {
u16 dig_index;
u16 new_playeritem;
PointedThing pointed_old;
bool digging;
bool punching;
bool btn_down_for_dig;
bool dig_instantly;
bool digging_blocked;
bool reset_jump_timer;
float nodig_delay_timer;
float dig_time;
float dig_time_complete;
float repeat_place_timer;
float object_hit_delay_timer;
float time_from_last_punch;
ClientActiveObject *selected_object;
float jump_timer_up; // from key up until key down
float jump_timer_down; // since last key down
float jump_timer_down_before; // from key down until key down again
float damage_flash;
float update_draw_list_timer;
float touch_blocks_timer;
f32 fog_range;
v3f update_draw_list_last_cam_dir;
float time_of_day_smooth;
};
class Game;
struct ClientEventHandler
{
void (Game::*handler)(ClientEvent *, CameraOrientation *);
};
/****************************************************************************
THE GAME
****************************************************************************/
using PausedNodesList = std::vector<std::pair<irr_ptr<scene::IAnimatedMeshSceneNode>, float>>;
/* This is not intended to be a public class. If a public class becomes
* desirable then it may be better to create another 'wrapper' class that
* hides most of the stuff in this class (nothing in this class is required
* by any other file) but exposes the public methods/data only.
*/
class Game {
public:
Game();
~Game();
bool startup(bool *kill,
InputHandler *input,
RenderingEngine *rendering_engine,
const GameStartData &game_params,
std::string &error_message,
bool *reconnect,
ChatBackend *chat_backend);
void run();
void shutdown();
protected:
// Basic initialisation
bool init(const std::string &map_dir, const std::string &address,
u16 port, const SubgameSpec &gamespec);
bool initSound();
bool createSingleplayerServer(const std::string &map_dir,
const SubgameSpec &gamespec, u16 port);
void copyServerClientCache();
// Client creation
bool createClient(const GameStartData &start_data);
bool initGui();
// Client connection
bool connectToServer(const GameStartData &start_data,
bool *connect_ok, bool *aborted);
bool getServerContent(bool *aborted);
// Main loop
void updateInteractTimers(f32 dtime);
bool checkConnection();
bool handleCallbacks();
void processQueues();
void updateProfilers(const RunStats &stats, const FpsControl &draw_times, f32 dtime);
void updateDebugState();
void updateStats(RunStats *stats, const FpsControl &draw_times, f32 dtime);
void updateProfilerGraphs(ProfilerGraph *graph);
// Input related
void processUserInput(f32 dtime);
void processKeyInput();
void processItemSelection(u16 *new_playeritem);
void dropSelectedItem(bool single_item = false);
void openInventory();
void openConsole(float scale, const wchar_t *line=NULL);
void toggleFreeMove();
void toggleFreeMoveAlt();
void togglePitchMove();
void toggleFast();
void toggleNoClip();
void toggleCinematic();
void toggleBlockBounds();
void toggleAutoforward();
void toggleMinimap(bool shift_pressed);
void toggleFog();
void toggleDebug();
void toggleUpdateCamera();
void increaseViewRange();
void decreaseViewRange();
void toggleFullViewRange();
void checkZoomEnabled();
void updateCameraDirection(CameraOrientation *cam, float dtime);
void updateCameraOrientation(CameraOrientation *cam, float dtime);
void updatePlayerControl(const CameraOrientation &cam);
void updatePauseState();
void step(f32 dtime);
void processClientEvents(CameraOrientation *cam);
void updateCamera(f32 dtime);
void updateSound(f32 dtime);
void processPlayerInteraction(f32 dtime, bool show_hud);
/*!
* Returns the object or node the player is pointing at.
* Also updates the selected thing in the Hud.
*
* @param[in] shootline the shootline, starting from
* the camera position. This also gives the maximal distance
* of the search.
* @param[in] liquids_pointable if false, liquids are ignored
* @param[in] pointabilities item specific pointable overriding
* @param[in] look_for_object if false, objects are ignored
* @param[in] camera_offset offset of the camera
* @param[out] selected_object the selected object or
* NULL if not found
*/
PointedThing updatePointedThing(
const core::line3d<f32> &shootline, bool liquids_pointable,
const std::optional<Pointabilities> &pointabilities,
bool look_for_object, const v3s16 &camera_offset);
void handlePointingAtNothing(const ItemStack &playerItem);
void handlePointingAtNode(const PointedThing &pointed,
const ItemStack &selected_item, const ItemStack &hand_item, f32 dtime);
void handlePointingAtObject(const PointedThing &pointed, const ItemStack &playeritem,
const v3f &player_position, bool show_debug);
void handleDigging(const PointedThing &pointed, const v3s16 &nodepos,
const ItemStack &selected_item, const ItemStack &hand_item, f32 dtime);
void updateFrame(ProfilerGraph *graph, RunStats *stats, f32 dtime,
const CameraOrientation &cam);
void updateClouds(float dtime);
void updateShadows();
void drawScene(ProfilerGraph *graph, RunStats *stats);
// Misc
void showOverlayMessage(const char *msg, float dtime, int percent,
bool draw_clouds = true);
static void settingChangedCallback(const std::string &setting_name, void *data);
void readSettings();
inline bool isKeyDown(GameKeyType k)
{
return input->isKeyDown(k);
}
inline bool wasKeyDown(GameKeyType k)
{
return input->wasKeyDown(k);
}
inline bool wasKeyPressed(GameKeyType k)
{
return input->wasKeyPressed(k);
}
inline bool wasKeyReleased(GameKeyType k)
{
return input->wasKeyReleased(k);
}
#ifdef __ANDROID__
void handleAndroidChatInput();
#endif
private:
struct Flags {
bool force_fog_off = false;
bool disable_camera_update = false;
};
void showDeathFormspec();
void showPauseMenu();
void pauseAnimation();
void resumeAnimation();
// ClientEvent handlers
void handleClientEvent_None(ClientEvent *event, CameraOrientation *cam);
void handleClientEvent_PlayerDamage(ClientEvent *event, CameraOrientation *cam);
void handleClientEvent_PlayerForceMove(ClientEvent *event, CameraOrientation *cam);
void handleClientEvent_Deathscreen(ClientEvent *event, CameraOrientation *cam);
void handleClientEvent_ShowFormSpec(ClientEvent *event, CameraOrientation *cam);
void handleClientEvent_ShowLocalFormSpec(ClientEvent *event, CameraOrientation *cam);
void handleClientEvent_HandleParticleEvent(ClientEvent *event,
CameraOrientation *cam);
void handleClientEvent_HudAdd(ClientEvent *event, CameraOrientation *cam);
void handleClientEvent_HudRemove(ClientEvent *event, CameraOrientation *cam);
void handleClientEvent_HudChange(ClientEvent *event, CameraOrientation *cam);
void handleClientEvent_SetSky(ClientEvent *event, CameraOrientation *cam);
void handleClientEvent_SetSun(ClientEvent *event, CameraOrientation *cam);
void handleClientEvent_SetMoon(ClientEvent *event, CameraOrientation *cam);
void handleClientEvent_SetStars(ClientEvent *event, CameraOrientation *cam);
void handleClientEvent_OverrideDayNigthRatio(ClientEvent *event,
CameraOrientation *cam);
void handleClientEvent_CloudParams(ClientEvent *event, CameraOrientation *cam);
void updateChat(f32 dtime);
bool nodePlacement(const ItemDefinition &selected_def, const ItemStack &selected_item,
const v3s16 &nodepos, const v3s16 &neighborpos, const PointedThing &pointed,
const NodeMetadata *meta);
static const ClientEventHandler clientEventHandler[CLIENTEVENT_MAX];
f32 getSensitivityScaleFactor() const;
InputHandler *input = nullptr;
Client *client = nullptr;
Server *server = nullptr;
ClientDynamicInfo client_display_info{};
float dynamic_info_send_timer = 0;
IWritableTextureSource *texture_src = nullptr;
IWritableShaderSource *shader_src = nullptr;
// When created, these will be filled with data received from the server
IWritableItemDefManager *itemdef_manager = nullptr;
NodeDefManager *nodedef_manager = nullptr;
std::unique_ptr<ISoundManager> sound_manager;
SoundMaker *soundmaker = nullptr;
ChatBackend *chat_backend = nullptr;
LogOutputBuffer m_chat_log_buf;
EventManager *eventmgr = nullptr;
QuicktuneShortcutter *quicktune = nullptr;
std::unique_ptr<GameUI> m_game_ui;
GUIChatConsole *gui_chat_console = nullptr; // Free using ->Drop()
MapDrawControl *draw_control = nullptr;
Camera *camera = nullptr;
Clouds *clouds = nullptr; // Free using ->Drop()
Sky *sky = nullptr; // Free using ->Drop()
Hud *hud = nullptr;
Minimap *mapper = nullptr;
// Map server hud ids to client hud ids
std::unordered_map<u32, u32> m_hud_server_to_client;
GameRunData runData;
Flags m_flags;
/* 'cache'
This class does take ownership/responsibily for cleaning up etc of any of
these items (e.g. device)
*/
IrrlichtDevice *device;
RenderingEngine *m_rendering_engine;
video::IVideoDriver *driver;
scene::ISceneManager *smgr;
bool *kill;
std::string *error_message;
bool *reconnect_requested;
PausedNodesList paused_animated_nodes;
bool simple_singleplayer_mode;
/* End 'cache' */
/* Pre-calculated values
*/
int crack_animation_length;
IntervalLimiter profiler_interval;
/*
* TODO: Local caching of settings is not optimal and should at some stage
* be updated to use a global settings object for getting thse values
* (as opposed to the this local caching). This can be addressed in
* a later release.
*/
bool m_cache_doubletap_jump;
bool m_cache_enable_clouds;
bool m_cache_enable_joysticks;
bool m_cache_enable_particles;
bool m_cache_enable_fog;
bool m_cache_enable_noclip;
bool m_cache_enable_free_move;