/*
-Minetest-c55
-Copyright (C) 2010-2012 celeron55, Perttu Ahola <celeron55@gmail.com>
+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
#include "localplayer.h"
-#include "main.h" // For g_settings
#include "event.h"
#include "collision.h"
#include "gamedef.h"
#include "nodedef.h"
#include "settings.h"
+#include "environment.h"
#include "map.h"
#include "util/numeric.h"
LocalPlayer
*/
-LocalPlayer::LocalPlayer(IGameDef *gamedef):
- Player(gamedef),
+LocalPlayer::LocalPlayer(IGameDef *gamedef, const char *name):
+ Player(gamedef, name),
+ parent(0),
isAttached(false),
overridePosition(v3f(0,0,0)),
last_position(v3f(0,0,0)),
last_pitch(0),
last_yaw(0),
last_keyPressed(0),
+ camera_impact(0.f),
+ last_animation(NO_ANIM),
+ hotbar_image(""),
+ hotbar_selected_image(""),
+ light_color(255,255,255,255),
m_sneak_node(32767,32767,32767),
m_sneak_node_exists(false),
+ m_need_to_get_new_sneak_node(true),
+ m_sneak_node_bb_ymax(0),
m_old_node_below(32767,32767,32767),
m_old_node_below_type("air"),
- m_need_to_get_new_sneak_node(true),
- m_can_jump(false)
+ m_can_jump(false),
+ m_cao(NULL)
{
// Initialize hp to 0, so that no hearts will be shown if server
// doesn't support health points
hp = 0;
+ eye_offset_first = v3f(0,0,0);
+ eye_offset_third = v3f(0,0,0);
}
LocalPlayer::~LocalPlayer()
{
}
-void LocalPlayer::move(f32 dtime, Map &map, f32 pos_max_d,
- core::list<CollisionInfo> *collision_info)
+void LocalPlayer::move(f32 dtime, Environment *env, f32 pos_max_d,
+ std::vector<CollisionInfo> *collision_info)
{
+ Map *map = &env->getMap();
INodeDefManager *nodemgr = m_gamedef->ndef();
v3f position = getPosition();
- v3f old_speed = m_speed;
-
// Copy parent position if local player is attached
if(isAttached)
{
setPosition(overridePosition);
+ m_sneak_node_exists = false;
return;
}
bool noclip = m_gamedef->checkLocalPrivilege("noclip") &&
g_settings->getBool("noclip");
bool free_move = noclip && fly_allowed && g_settings->getBool("free_move");
- if(free_move)
- {
- position += m_speed * dtime;
+ if (free_move) {
+ position += m_speed * dtime;
setPosition(position);
+ m_sneak_node_exists = false;
return;
}
/*
Collision detection
*/
-
+
+ bool is_valid_position;
+ MapNode node;
+ v3s16 pp;
+
/*
- Check if player is in water (the oscillating value)
+ Check if player is in liquid (the oscillating value)
*/
- try{
- // If in water, the threshold of coming out is at higher y
- if(in_water)
- {
- v3s16 pp = floatToInt(position + v3f(0,BS*0.1,0), BS);
- in_water = nodemgr->get(map.getNode(pp).getContent()).isLiquid();
- }
- // If not in water, the threshold of going in is at lower y
- else
- {
- v3s16 pp = floatToInt(position + v3f(0,BS*0.5,0), BS);
- in_water = nodemgr->get(map.getNode(pp).getContent()).isLiquid();
+
+ // If in liquid, the threshold of coming out is at higher y
+ if (in_liquid)
+ {
+ pp = floatToInt(position + v3f(0,BS*0.1,0), BS);
+ node = map->getNodeNoEx(pp, &is_valid_position);
+ if (is_valid_position) {
+ in_liquid = nodemgr->get(node.getContent()).isLiquid();
+ liquid_viscosity = nodemgr->get(node.getContent()).liquid_viscosity;
+ } else {
+ in_liquid = false;
}
}
- catch(InvalidPositionException &e)
+ // If not in liquid, the threshold of going in is at lower y
+ else
{
- in_water = false;
+ pp = floatToInt(position + v3f(0,BS*0.5,0), BS);
+ node = map->getNodeNoEx(pp, &is_valid_position);
+ if (is_valid_position) {
+ in_liquid = nodemgr->get(node.getContent()).isLiquid();
+ liquid_viscosity = nodemgr->get(node.getContent()).liquid_viscosity;
+ } else {
+ in_liquid = false;
+ }
}
+
/*
- Check if player is in water (the stable value)
+ Check if player is in liquid (the stable value)
*/
- try{
- v3s16 pp = floatToInt(position + v3f(0,0,0), BS);
- in_water_stable = nodemgr->get(map.getNode(pp).getContent()).isLiquid();
- }
- catch(InvalidPositionException &e)
- {
- in_water_stable = false;
+ pp = floatToInt(position + v3f(0,0,0), BS);
+ node = map->getNodeNoEx(pp, &is_valid_position);
+ if (is_valid_position) {
+ in_liquid_stable = nodemgr->get(node.getContent()).isLiquid();
+ } else {
+ in_liquid_stable = false;
}
/*
Check if player is climbing
*/
- try {
- v3s16 pp = floatToInt(position + v3f(0,0.5*BS,0), BS);
- v3s16 pp2 = floatToInt(position + v3f(0,-0.2*BS,0), BS);
- is_climbing = ((nodemgr->get(map.getNode(pp).getContent()).climbable ||
- nodemgr->get(map.getNode(pp2).getContent()).climbable) && !free_move);
- }
- catch(InvalidPositionException &e)
- {
+
+ pp = floatToInt(position + v3f(0,0.5*BS,0), BS);
+ v3s16 pp2 = floatToInt(position + v3f(0,-0.2*BS,0), BS);
+ node = map->getNodeNoEx(pp, &is_valid_position);
+ bool is_valid_position2;
+ MapNode node2 = map->getNodeNoEx(pp2, &is_valid_position2);
+
+ if (!(is_valid_position && is_valid_position2)) {
is_climbing = false;
+ } else {
+ is_climbing = (nodemgr->get(node.getContent()).climbable
+ || nodemgr->get(node2.getContent()).climbable) && !free_move;
}
+
/*
Collision uncertainty radius
Make it a bit larger than the maximum distance of movement
f32 d = 0.15*BS;
// This should always apply, otherwise there are glitches
- assert(d > pos_max_d);
+ sanity_check(d > pos_max_d);
- float player_radius = BS*0.30;
- float player_height = BS*1.55;
-
// Maximum distance over border for sneaking
f32 sneak_max = BS*0.4;
If sneaking, keep in range from the last walked node and don't
fall off from it
*/
- if(control.sneak && m_sneak_node_exists && !g_settings->getBool("free_move"))
- {
- f32 maxd = 0.5*BS + sneak_max;
+ if (control.sneak && m_sneak_node_exists &&
+ !(fly_allowed && g_settings->getBool("free_move")) && !in_liquid &&
+ physics_override_sneak && !got_teleported) {
+ f32 maxd = 0.5 * BS + sneak_max;
v3f lwn_f = intToFloat(m_sneak_node, BS);
position.X = rangelim(position.X, lwn_f.X-maxd, lwn_f.X+maxd);
position.Z = rangelim(position.Z, lwn_f.Z-maxd, lwn_f.Z+maxd);
-
- if(!is_climbing)
- {
- f32 min_y = lwn_f.Y + 0.5*BS;
- if(position.Y < min_y)
- {
- position.Y = min_y;
- if(m_speed.Y < 0)
- m_speed.Y = 0;
- }
+ if (!is_climbing) {
+ // Move up if necessary
+ f32 new_y = (lwn_f.Y - 0.5 * BS) + m_sneak_node_bb_ymax;
+ if (position.Y < new_y)
+ position.Y = new_y;
+ /*
+ Collision seems broken, since player is sinking when
+ sneaking over the edges of current sneaking_node.
+ TODO (when fixed): Set Y-speed only to 0 when position.Y < new_y.
+ */
+ if (m_speed.Y < 0)
+ m_speed.Y = 0;
}
}
- /*
- Calculate player collision box (new and old)
- */
- core::aabbox3d<f32> playerbox(
- -player_radius,
- 0.0,
- -player_radius,
- player_radius,
- player_height,
- player_radius
- );
+ if (got_teleported)
+ got_teleported = false;
+ // this shouldn't be hardcoded but transmitted from server
float player_stepheight = touching_ground ? (BS*0.6) : (BS*0.2);
+#ifdef __ANDROID__
+ player_stepheight += (0.5 * BS);
+#endif
+
v3f accel_f = v3f(0,0,0);
- collisionMoveResult result = collisionMoveSimple(&map, m_gamedef,
- pos_max_d, playerbox, player_stepheight, dtime,
- position, m_speed, accel_f);
+ collisionMoveResult result = collisionMoveSimple(env, m_gamedef,
+ pos_max_d, m_collisionbox, player_stepheight, dtime,
+ &position, &m_speed, accel_f);
/*
If the player's feet touch the topside of any node, this is
*/
bool touching_ground_was = touching_ground;
touching_ground = result.touching_ground;
-
+
//bool standing_on_unloaded = result.standing_on_unloaded;
/*
player is sneaking from, if any. If the node from under
the player has been removed, the player falls.
*/
- v3s16 current_node = floatToInt(position - v3f(0,BS/2,0), BS);
- if(m_sneak_node_exists &&
- nodemgr->get(map.getNodeNoEx(m_old_node_below)).name == "air" &&
- m_old_node_below_type != "air")
- {
+ f32 position_y_mod = 0.05 * BS;
+ if (m_sneak_node_bb_ymax > 0)
+ position_y_mod = m_sneak_node_bb_ymax - position_y_mod;
+ v3s16 current_node = floatToInt(position - v3f(0, position_y_mod, 0), BS);
+ if (m_sneak_node_exists &&
+ nodemgr->get(map->getNodeNoEx(m_old_node_below)).name == "air" &&
+ m_old_node_below_type != "air") {
// Old node appears to have been removed; that is,
// it wasn't air before but now it is
m_need_to_get_new_sneak_node = false;
m_sneak_node_exists = false;
- }
- else if(nodemgr->get(map.getNodeNoEx(current_node)).name != "air")
- {
+ } else if (nodemgr->get(map->getNodeNoEx(current_node)).name != "air") {
// We are on something, so make sure to recalculate the sneak
// node.
m_need_to_get_new_sneak_node = true;
}
- if(m_need_to_get_new_sneak_node)
- {
- v3s16 pos_i_bottom = floatToInt(position - v3f(0,BS/2,0), BS);
+
+ if (m_need_to_get_new_sneak_node && physics_override_sneak) {
+ m_sneak_node_bb_ymax = 0;
+ v3s16 pos_i_bottom = floatToInt(position - v3f(0, position_y_mod, 0), BS);
v2f player_p2df(position.X, position.Z);
- f32 min_distance_f = 100000.0*BS;
+ f32 min_distance_f = 100000.0 * BS;
// If already seeking from some node, compare to it.
/*if(m_sneak_node_exists)
{
f32 max_axis_distance_f = MYMAX(
fabs(player_p2df.X-node_p2df.X),
fabs(player_p2df.Y-node_p2df.Y));
-
+
if(distance_f > min_distance_f ||
max_axis_distance_f > 0.5*BS + sneak_max + 0.1*BS)
continue;
- try{
- // The node to be sneaked on has to be walkable
- if(nodemgr->get(map.getNode(p)).walkable == false)
- continue;
- // And the node above it has to be nonwalkable
- if(nodemgr->get(map.getNode(p+v3s16(0,1,0))).walkable == true)
- continue;
- }
- catch(InvalidPositionException &e)
- {
+
+ // The node to be sneaked on has to be walkable
+ node = map->getNodeNoEx(p, &is_valid_position);
+ if (!is_valid_position || nodemgr->get(node).walkable == false)
+ continue;
+ // And the node above it has to be nonwalkable
+ node = map->getNodeNoEx(p + v3s16(0,1,0), &is_valid_position);
+ if (!is_valid_position || nodemgr->get(node).walkable) {
continue;
}
+ if (!physics_override_sneak_glitch) {
+ node =map->getNodeNoEx(p + v3s16(0,2,0), &is_valid_position);
+ if (!is_valid_position || nodemgr->get(node).walkable)
+ continue;
+ }
min_distance_f = distance_f;
new_sneak_node = p;
}
-
- bool sneak_node_found = (min_distance_f < 100000.0*BS*0.9);
+
+ bool sneak_node_found = (min_distance_f < 100000.0 * BS * 0.9);
m_sneak_node = new_sneak_node;
m_sneak_node_exists = sneak_node_found;
+ if (sneak_node_found) {
+ f32 cb_max = 0;
+ MapNode n = map->getNodeNoEx(m_sneak_node);
+ std::vector<aabb3f> nodeboxes;
+ n.getCollisionBoxes(nodemgr, &nodeboxes);
+ for (std::vector<aabb3f>::iterator it = nodeboxes.begin();
+ it != nodeboxes.end(); ++it) {
+ aabb3f box = *it;
+ if (box.MaxEdge.Y > cb_max)
+ cb_max = box.MaxEdge.Y;
+ }
+ m_sneak_node_bb_ymax = cb_max;
+ }
+
/*
If sneaking, the player's collision box can be in air, so
this has to be set explicitly
if(sneak_node_found && control.sneak)
touching_ground = true;
}
-
+
/*
Set new position
*/
setPosition(position);
-
+
/*
Report collisions
*/
- bool bouncy_jump = false;
+
// Dont report if flying
- if(collision_info && !(g_settings->getBool("free_move") && fly_allowed))
- {
- for(size_t i=0; i<result.collisions.size(); i++){
+ if(collision_info && !(g_settings->getBool("free_move") && fly_allowed)) {
+ for(size_t i=0; i<result.collisions.size(); i++) {
const CollisionInfo &info = result.collisions[i];
collision_info->push_back(info);
- if(info.new_speed.Y - info.old_speed.Y > 0.1*BS &&
- info.bouncy)
- bouncy_jump = true;
}
}
- if(bouncy_jump && control.jump){
- m_speed.Y += 6.5*BS;
- touching_ground = false;
- MtEvent *e = new SimpleTriggerEvent("PlayerJump");
- m_gamedef->event()->put(e);
- }
-
- if(!touching_ground_was && touching_ground){
+ if(!result.standing_on_object && !touching_ground_was && touching_ground) {
MtEvent *e = new SimpleTriggerEvent("PlayerRegainGround");
m_gamedef->event()->put(e);
+
+ // Set camera impact value to be used for view bobbing
+ camera_impact = getSpeed().Y * -1;
}
{
camera_barely_in_ceiling = false;
v3s16 camera_np = floatToInt(getEyePosition(), BS);
- MapNode n = map.getNodeNoEx(camera_np);
+ MapNode n = map->getNodeNoEx(camera_np);
if(n.getContent() != CONTENT_IGNORE){
if(nodemgr->get(n).walkable && nodemgr->get(n).solidness == 2){
camera_barely_in_ceiling = true;
Update the node last under the player
*/
m_old_node_below = floatToInt(position - v3f(0,BS/2,0), BS);
- m_old_node_below_type = nodemgr->get(map.getNodeNoEx(m_old_node_below)).name;
-
+ m_old_node_below_type = nodemgr->get(map->getNodeNoEx(m_old_node_below)).name;
+
/*
Check properties of the node on which the player is standing
*/
- const ContentFeatures &f = nodemgr->get(map.getNodeNoEx(getStandingNodePos()));
+ const ContentFeatures &f = nodemgr->get(map->getNodeNoEx(getStandingNodePos()));
// Determine if jumping is possible
- m_can_jump = touching_ground;
+ m_can_jump = touching_ground && !in_liquid;
if(itemgroup_get(f.groups, "disable_jump"))
m_can_jump = false;
+ // Jump key pressed while jumping off from a bouncy block
+ if (m_can_jump && control.jump && itemgroup_get(f.groups, "bouncy") &&
+ m_speed.Y >= -0.5 * BS) {
+ float jumpspeed = movement_speed_jump * physics_override_jump;
+ if (m_speed.Y > 1) {
+ // Reduce boost when speed already is high
+ m_speed.Y += jumpspeed / (1 + (m_speed.Y / 16 ));
+ } else {
+ m_speed.Y += jumpspeed;
+ }
+ setSpeed(m_speed);
+ m_can_jump = false;
+ }
}
-void LocalPlayer::move(f32 dtime, Map &map, f32 pos_max_d)
+void LocalPlayer::move(f32 dtime, Environment *env, f32 pos_max_d)
{
- move(dtime, map, pos_max_d, NULL);
+ move(dtime, env, pos_max_d, NULL);
}
void LocalPlayer::applyControl(float dtime)
{
// Clear stuff
- swimming_up = false;
+ swimming_vertical = false;
- // Random constants
- f32 walk_acceleration = 4.0 * BS;
- f32 walkspeed_max = 4.0 * BS;
-
setPitch(control.pitch);
setYaw(control.yaw);
v3f move_direction = v3f(0,0,1);
move_direction.rotateXZBy(getYaw());
-
- v3f speed = v3f(0,0,0);
-
+
+ v3f speedH = v3f(0,0,0); // Horizontal (X, Z)
+ v3f speedV = v3f(0,0,0); // Vertical (Y)
+
bool fly_allowed = m_gamedef->checkLocalPrivilege("fly");
bool fast_allowed = m_gamedef->checkLocalPrivilege("fast");
bool free_move = fly_allowed && g_settings->getBool("free_move");
bool fast_move = fast_allowed && g_settings->getBool("fast_move");
+ // When aux1_descends is enabled the fast key is used to go down, so fast isn't possible
+ bool fast_climb = fast_move && control.aux1 && !g_settings->getBool("aux1_descends");
bool continuous_forward = g_settings->getBool("continuous_forward");
-
- if(free_move || is_climbing)
- {
- v3f speed = getSpeed();
- speed.Y = 0;
- setSpeed(speed);
- }
+ bool always_fly_fast = g_settings->getBool("always_fly_fast");
// Whether superspeed mode is used or not
bool superspeed = false;
-
- if(g_settings->getBool("always_fly_fast") && free_move && fast_move)
+
+ if (always_fly_fast && free_move && fast_move)
superspeed = true;
// Old descend control
// If free movement and fast movement, always move fast
if(free_move && fast_move)
superspeed = true;
-
+
// Auxiliary button 1 (E)
if(control.aux1)
{
if(free_move)
{
// In free movement mode, aux1 descends
- v3f speed = getSpeed();
if(fast_move)
- speed.Y = -20*BS;
+ speedV.Y = -movement_speed_fast;
else
- speed.Y = -walkspeed_max;
- setSpeed(speed);
+ speedV.Y = -movement_speed_walk;
+ }
+ else if(in_liquid || in_liquid_stable)
+ {
+ speedV.Y = -movement_speed_walk;
+ swimming_vertical = true;
}
else if(is_climbing)
{
- v3f speed = getSpeed();
- speed.Y = -3*BS;
- setSpeed(speed);
+ speedV.Y = -movement_speed_climb;
}
else
{
if(free_move)
{
// In free movement mode, sneak descends
- v3f speed = getSpeed();
- if(fast_move && (control.aux1 ||
- g_settings->getBool("always_fly_fast")))
- speed.Y = -20*BS;
+ if (fast_move && (control.aux1 || always_fly_fast))
+ speedV.Y = -movement_speed_fast;
+ else
+ speedV.Y = -movement_speed_walk;
+ }
+ else if(in_liquid || in_liquid_stable)
+ {
+ if(fast_climb)
+ speedV.Y = -movement_speed_fast;
else
- speed.Y = -walkspeed_max;
- setSpeed(speed);
+ speedV.Y = -movement_speed_walk;
+ swimming_vertical = true;
}
else if(is_climbing)
{
- v3f speed = getSpeed();
- speed.Y = -3*BS;
- setSpeed(speed);
+ if(fast_climb)
+ speedV.Y = -movement_speed_fast;
+ else
+ speedV.Y = -movement_speed_climb;
}
}
}
- if(continuous_forward)
- speed += move_direction;
+ if (continuous_forward)
+ speedH += move_direction;
- if(control.up)
- {
- if(continuous_forward)
- superspeed = true;
- else
- speed += move_direction;
+ if (control.up) {
+ if (continuous_forward) {
+ if (fast_move)
+ superspeed = true;
+ } else {
+ speedH += move_direction;
+ }
}
if(control.down)
{
- speed -= move_direction;
+ speedH -= move_direction;
}
if(control.left)
{
- speed += move_direction.crossProduct(v3f(0,1,0));
+ speedH += move_direction.crossProduct(v3f(0,1,0));
}
if(control.right)
{
- speed += move_direction.crossProduct(v3f(0,-1,0));
+ speedH += move_direction.crossProduct(v3f(0,-1,0));
}
if(control.jump)
{
- if(free_move)
- {
- v3f speed = getSpeed();
-
- if(g_settings->getBool("aux1_descends") ||
- g_settings->getBool("always_fly_fast"))
- {
- if(fast_move)
- speed.Y = 20*BS;
+ if (free_move) {
+ if (g_settings->getBool("aux1_descends") || always_fly_fast) {
+ if (fast_move)
+ speedV.Y = movement_speed_fast;
else
- speed.Y = walkspeed_max;
+ speedV.Y = movement_speed_walk;
} else {
if(fast_move && control.aux1)
- speed.Y = 20*BS;
+ speedV.Y = movement_speed_fast;
else
- speed.Y = walkspeed_max;
+ speedV.Y = movement_speed_walk;
}
-
- setSpeed(speed);
}
else if(m_can_jump)
{
raising the height at which the jump speed is kept
at its starting value
*/
- v3f speed = getSpeed();
- if(speed.Y >= -0.5*BS)
+ v3f speedJ = getSpeed();
+ if(speedJ.Y >= -0.5 * BS)
{
- speed.Y = 6.5*BS;
- setSpeed(speed);
-
+ speedJ.Y = movement_speed_jump * physics_override_jump;
+ setSpeed(speedJ);
+
MtEvent *e = new SimpleTriggerEvent("PlayerJump");
m_gamedef->event()->put(e);
}
}
- // Use the oscillating value for getting out of water
- // (so that the player doesn't fly on the surface)
- else if(in_water)
+ else if(in_liquid)
{
- v3f speed = getSpeed();
- speed.Y = 1.5*BS;
- setSpeed(speed);
- swimming_up = true;
+ if(fast_climb)
+ speedV.Y = movement_speed_fast;
+ else
+ speedV.Y = movement_speed_walk;
+ swimming_vertical = true;
}
else if(is_climbing)
{
- v3f speed = getSpeed();
- speed.Y = 3*BS;
- setSpeed(speed);
+ if(fast_climb)
+ speedV.Y = movement_speed_fast;
+ else
+ speedV.Y = movement_speed_climb;
}
}
// The speed of the player (Y is ignored)
- if(superspeed)
- speed = speed.normalize() * walkspeed_max * 5.0;
- else if(control.sneak && !free_move)
- speed = speed.normalize() * walkspeed_max / 3.0;
+ if(superspeed || (is_climbing && fast_climb) || ((in_liquid || in_liquid_stable) && fast_climb))
+ speedH = speedH.normalize() * movement_speed_fast;
+ else if(control.sneak && !free_move && !in_liquid && !in_liquid_stable)
+ speedH = speedH.normalize() * movement_speed_crouch;
+ else
+ speedH = speedH.normalize() * movement_speed_walk;
+
+ // Acceleration increase
+ f32 incH = 0; // Horizontal (X, Z)
+ f32 incV = 0; // Vertical (Y)
+ if((!touching_ground && !free_move && !is_climbing && !in_liquid) || (!free_move && m_can_jump && control.jump))
+ {
+ // Jumping and falling
+ if(superspeed || (fast_move && control.aux1))
+ incH = movement_acceleration_fast * BS * dtime;
+ else
+ incH = movement_acceleration_air * BS * dtime;
+ incV = 0; // No vertical acceleration in air
+ }
+ else if (superspeed || (is_climbing && fast_climb) || ((in_liquid || in_liquid_stable) && fast_climb))
+ incH = incV = movement_acceleration_fast * BS * dtime;
else
- speed = speed.normalize() * walkspeed_max;
-
- f32 inc = walk_acceleration * BS * dtime;
-
- // Faster acceleration if fast and free movement
- if(free_move && fast_move && superspeed)
- inc = walk_acceleration * BS * dtime * 10;
-
+ incH = incV = movement_acceleration_default * BS * dtime;
+
// Accelerate to target speed with maximum increment
- accelerate(speed, inc);
+ accelerateHorizontal(speedH * physics_override_speed, incH * physics_override_speed);
+ accelerateVertical(speedV * physics_override_speed, incV * physics_override_speed);
}
v3s16 LocalPlayer::getStandingNodePos()
{
if(m_sneak_node_exists)
return m_sneak_node;
- return floatToInt(getPosition(), BS);
+ return floatToInt(getPosition() - v3f(0, BS, 0), BS);
+}
+
+// Horizontal acceleration (X and Z), Y direction is ignored
+void LocalPlayer::accelerateHorizontal(const v3f &target_speed, const f32 max_increase)
+{
+ if (max_increase == 0)
+ return;
+
+ v3f d_wanted = target_speed - m_speed;
+ d_wanted.Y = 0;
+ f32 dl = d_wanted.getLength();
+ if (dl > max_increase)
+ dl = max_increase;
+
+ v3f d = d_wanted.normalize() * dl;
+
+ m_speed.X += d.X;
+ m_speed.Z += d.Z;
+}
+
+// Vertical acceleration (Y), X and Z directions are ignored
+void LocalPlayer::accelerateVertical(const v3f &target_speed, const f32 max_increase)
+{
+ if (max_increase == 0)
+ return;
+
+ f32 d_wanted = target_speed.Y - m_speed.Y;
+ if (d_wanted > max_increase)
+ d_wanted = max_increase;
+ else if (d_wanted < -max_increase)
+ d_wanted = -max_increase;
+
+ m_speed.Y += d_wanted;
}