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Inertia of weapons from SWM 3.0
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@theysani @Xottab-DUTY
theysani authored and Xottab-DUTY committed Aug 1, 2018
1 parent 522bea7 commit b7f0d7e
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Showing 4 changed files with 109 additions and 14 deletions.
2 changes: 2 additions & 0 deletions src/xrGame/HudItem.h
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Original file line number Diff line number Diff line change
Expand Up @@ -140,6 +140,8 @@ class CHudItem : public CHUDState
virtual void on_b_hud_detach();
IC BOOL HudInertionEnabled() const { return m_huditem_flags.test(fl_inertion_enable); }
IC BOOL HudInertionAllowed() const { return m_huditem_flags.test(fl_inertion_allow); }
virtual float GetInertionFactor() { return 1.f; }; //--#SM+#--
virtual float GetInertionPowerFactor() { return 1.f; }; //--#SM+#--
virtual void render_hud_mode(){};
virtual bool need_renderable() { return true; };
virtual void render_item_3d_ui() {}
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7 changes: 5 additions & 2 deletions src/xrGame/Weapon.cpp
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Expand Up @@ -1342,7 +1342,8 @@ void CWeapon::OnZoomIn()
else
m_zoom_params.m_fCurrentZoomFactor = CurrentZoomFactor();

EnableHudInertion(FALSE);
// Отключаем инерцию (Заменено GetInertionFactor())
// EnableHudInertion(FALSE);

if (m_zoom_params.m_bZoomDofEnabled && !IsScopeAttached())
GamePersistent().SetEffectorDOF(m_zoom_params.m_ZoomDof);
Expand Down Expand Up @@ -1372,7 +1373,9 @@ void CWeapon::OnZoomOut()
m_zoom_params.m_bIsZoomModeNow = false;
m_fRTZoomFactor = GetZoomFactor(); // store current
m_zoom_params.m_fCurrentZoomFactor = g_fov;
EnableHudInertion(TRUE);

// Включаем инерцию (также заменено GetInertionFactor())
// EnableHudInertion (TRUE);

GamePersistent().RestoreEffectorDOF();

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101 changes: 89 additions & 12 deletions src/xrGame/player_hud.cpp
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
#include "stdafx.h"
#include "stdafx.h"
#include "player_hud.h"
#include "HudItem.h"
#include "ui_base.h"
Expand All @@ -14,6 +14,17 @@ player_hud* g_player_hud = nullptr;
Fvector _ancor_pos;
Fvector _wpn_root_pos;

// clang-format off
static const float PITCH_OFFSET_R = 0.017f; // Насколько сильно ствол смещается вбок (влево) при вертикальных поворотах камеры --#SM+#--
static const float PITCH_OFFSET_N = 0.012f; // Насколько сильно ствол поднимается\опускается при вертикальных поворотах камеры --#SM+#--
static const float PITCH_OFFSET_D = 0.02f; // Насколько сильно ствол приближается\отдаляется при вертикальных поворотах камеры --#SM+#--
static const float PITCH_LOW_LIMIT = -PI; // Минимальное значение pitch при использовании совместно с PITCH_OFFSET_N --#SM+#--
static const float ORIGIN_OFFSET = -0.05f; // Фактор влияния инерции на положение ствола (чем меньше, тем маштабней инерция) --#SM+#--
static const float ORIGIN_OFFSET_AIM = -0.03f; // (Для прицеливания) --#SM+#--
static const float TENDTO_SPEED = 5.f; // Скорость нормализации положения ствола --#SM+#--
static const float TENDTO_SPEED_AIM = 8.f; // (Для прицеливания) --#SM+#--
// clang-format on

float CalcMotionSpeed(const shared_str& anim_name)
{
if (!IsGameTypeSingle() && (anim_name == "anm_show" || anim_name == "anm_hide"))
Expand Down Expand Up @@ -281,6 +292,19 @@ void hud_item_measures::load(const shared_str& sect_name, IKinematics* K)
sect_name.c_str());

m_prop_flags.set(e_16x9_mode_now, is_16x9);

//Загрузка параметров инерции --#SM+# Begin--
m_inertion_params.m_pitch_offset_r = READ_IF_EXISTS(pSettings, r_float, sect_name, "pitch_offset_right", PITCH_OFFSET_R);
m_inertion_params.m_pitch_offset_n = READ_IF_EXISTS(pSettings, r_float, sect_name, "pitch_offset_up", PITCH_OFFSET_N);
m_inertion_params.m_pitch_offset_d = READ_IF_EXISTS(pSettings, r_float, sect_name, "pitch_offset_forward", PITCH_OFFSET_D);
m_inertion_params.m_pitch_low_limit = READ_IF_EXISTS(pSettings, r_float, sect_name, "pitch_offset_up_low_limit", PITCH_LOW_LIMIT);

m_inertion_params.m_origin_offset = READ_IF_EXISTS(pSettings, r_float, sect_name, "inertion_origin_offset", ORIGIN_OFFSET);
m_inertion_params.m_origin_offset_aim = READ_IF_EXISTS(pSettings, r_float, sect_name, "inertion_origin_aim_offset", ORIGIN_OFFSET_AIM);
m_inertion_params.m_tendto_speed = READ_IF_EXISTS(pSettings, r_float, sect_name, "inertion_tendto_speed", TENDTO_SPEED);
m_inertion_params.m_tendto_speed_aim = READ_IF_EXISTS(pSettings, r_float, sect_name, "inertion_tendto_aim_speed", TENDTO_SPEED_AIM);
//--#SM+# End--

}

attachable_hud_item::~attachable_hud_item()
Expand Down Expand Up @@ -598,22 +622,43 @@ void player_hud::update_additional(Fmatrix& trans)
m_attached_items[1]->update_hud_additional(trans);
}

static const float PITCH_OFFSET_R = 0.017f;
static const float PITCH_OFFSET_N = 0.012f;
static const float PITCH_OFFSET_D = 0.02f;
static const float ORIGIN_OFFSET = -0.05f;
static const float TENDTO_SPEED = 5.f;

void player_hud::update_inertion(Fmatrix& trans)
{
if (inertion_allowed())
{
attachable_hud_item* pMainHud = m_attached_items[0];

Fmatrix xform;
Fvector& origin = trans.c;
xform = trans;

static Fvector st_last_dir = {0, 0, 0};

// load params
hud_item_measures::inertion_params inertion_data;
if (pMainHud != NULL)
{ // Загружаем параметры инерции из основного худа
inertion_data.m_pitch_offset_r = pMainHud->m_measures.m_inertion_params.m_pitch_offset_r;
inertion_data.m_pitch_offset_n = pMainHud->m_measures.m_inertion_params.m_pitch_offset_n;
inertion_data.m_pitch_offset_d = pMainHud->m_measures.m_inertion_params.m_pitch_offset_d;
inertion_data.m_pitch_low_limit = pMainHud->m_measures.m_inertion_params.m_pitch_low_limit;
inertion_data.m_origin_offset = pMainHud->m_measures.m_inertion_params.m_origin_offset;
inertion_data.m_origin_offset_aim = pMainHud->m_measures.m_inertion_params.m_origin_offset_aim;
inertion_data.m_tendto_speed = pMainHud->m_measures.m_inertion_params.m_tendto_speed;
inertion_data.m_tendto_speed_aim = pMainHud->m_measures.m_inertion_params.m_tendto_speed_aim;
}
else
{ // Загружаем дефолтные параметры инерции
inertion_data.m_pitch_offset_r = PITCH_OFFSET_R;
inertion_data.m_pitch_offset_n = PITCH_OFFSET_N;
inertion_data.m_pitch_offset_d = PITCH_OFFSET_D;
inertion_data.m_pitch_low_limit = PITCH_LOW_LIMIT;
inertion_data.m_origin_offset = ORIGIN_OFFSET;
inertion_data.m_origin_offset_aim = ORIGIN_OFFSET_AIM;
inertion_data.m_tendto_speed = TENDTO_SPEED;
inertion_data.m_tendto_speed_aim = TENDTO_SPEED_AIM;
}

// calc difference
Fvector diff_dir;
diff_dir.sub(xform.k, st_last_dir);
Expand All @@ -631,14 +676,46 @@ void player_hud::update_inertion(Fmatrix& trans)
}

// tend to forward
st_last_dir.mad(diff_dir, TENDTO_SPEED * Device.fTimeDelta);
origin.mad(diff_dir, ORIGIN_OFFSET);
float _tendto_speed, _origin_offset;
if (pMainHud != NULL && pMainHud->m_parent_hud_item->GetCurrentHudOffsetIdx() > 0)
{ // Худ в режиме "Прицеливание"
float factor = pMainHud->m_parent_hud_item->GetInertionFactor();
_tendto_speed = inertion_data.m_tendto_speed_aim - (inertion_data.m_tendto_speed_aim - inertion_data.m_tendto_speed) * factor;
_origin_offset =
inertion_data.m_origin_offset_aim - (inertion_data.m_origin_offset_aim - inertion_data.m_origin_offset) * factor;
}
else
{ // Худ в режиме "От бедра"
_tendto_speed = inertion_data.m_tendto_speed;
_origin_offset = inertion_data.m_origin_offset;
}

// Фактор силы инерции
if (pMainHud != NULL)
{
float power_factor = pMainHud->m_parent_hud_item->GetInertionPowerFactor();
_tendto_speed *= power_factor;
_origin_offset *= power_factor;
}

st_last_dir.mad(diff_dir, _tendto_speed * Device.fTimeDelta);
origin.mad(diff_dir, _origin_offset);

// pitch compensation
float pitch = angle_normalize_signed(xform.k.getP());
origin.mad(xform.k, -pitch * PITCH_OFFSET_D);
origin.mad(xform.i, -pitch * PITCH_OFFSET_R);
origin.mad(xform.j, -pitch * PITCH_OFFSET_N);

if (pMainHud != NULL)
pitch *= pMainHud->m_parent_hud_item->GetInertionFactor();

// Отдаление\приближение
origin.mad(xform.k, -pitch * inertion_data.m_pitch_offset_d);

// Сдвиг в противоположную часть экрана
origin.mad(xform.i, -pitch * inertion_data.m_pitch_offset_r);

// Подьём\опускание
clamp(pitch, inertion_data.m_pitch_low_limit, PI);
origin.mad(xform.j, -pitch * inertion_data.m_pitch_offset_n);
}
}

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13 changes: 13 additions & 0 deletions src/xrGame/player_hud.h
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Original file line number Diff line number Diff line change
Expand Up @@ -55,6 +55,19 @@ struct hud_item_measures
Fvector m_hands_attach[2]; // pos,rot

void load(const shared_str& sect_name, IKinematics* K);

struct inertion_params
{
float m_pitch_offset_r;
float m_pitch_offset_n;
float m_pitch_offset_d;
float m_pitch_low_limit;
float m_origin_offset;
float m_origin_offset_aim;
float m_tendto_speed;
float m_tendto_speed_aim;
};
inertion_params m_inertion_params; //--#SM+#--
};

struct attachable_hud_item
Expand Down

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