Add ped and car density slider to menu, remove dumb collision "optimization"

8 files changed, 153 insertions, 42 deletions

diff --git a/src/core/Frontend.cpp b/src/core/Frontend.cpp
index 7ff80697..ecb893b4 100644
--- a/src/core/Frontend.cpp
+++ b/src/core/Frontend.cpp
@@ -336,6 +336,7 @@ const char* MenuFilenames[][2] = {
 	CFont::SetScale(MENU_X(SMALLESTTEXT_X_SCALE), MENU_Y(SMALLESTTEXT_Y_SCALE)); \
 	CFont::SetFontStyle(FONT_LOCALE(FONT_BANK));
 
+// value must be between 0.0-1.0
 #define ProcessSlider(value, increaseAction, decreaseAction, hoverStartX, hoverEndX) \
 	do { \
 		lastActiveBarX = DisplaySlider(MENU_X_RIGHT_ALIGNED(MENUSLIDER_X + columnWidth), MENU_Y(bitAboveNextItemY), MENU_Y(smallestSliderBar), MENU_Y(usableLineHeight), MENU_X(MENUSLIDER_UNK), value); \
@@ -489,7 +490,7 @@ CMenuManager::ThingsToDoBeforeGoingBack()
 			option.m_CFODynamic->buttonPressFunc(FEOPTION_ACTION_FOCUSLOSS);
 
 	if (option.m_Action == MENUACTION_CFO_SELECT && option.m_CFOSelect->onlyApplyOnEnter && option.m_CFOSelect->lastSavedValue != option.m_CFOSelect->displayedValue)
-		option.m_CFOSelect->displayedValue = *option.m_CFO->value = option.m_CFOSelect->lastSavedValue;
+		option.m_CFOSelect->displayedValue = *(int8*)option.m_CFO->value = option.m_CFOSelect->lastSavedValue;
 
 	if (aScreens[m_nCurrScreen].returnPrevPageFunc) {
 		aScreens[m_nCurrScreen].returnPrevPageFunc();
@@ -898,29 +899,29 @@ CMenuManager::CheckSliderMovement(int value)
 {
 	switch (aScreens[m_nCurrScreen].m_aEntries[m_nCurrOption].m_Action) {
 	case MENUACTION_BRIGHTNESS:
-		m_PrefsBrightness += value * (512/16);
+		m_PrefsBrightness += value * (512/MENUSLIDER_LOGICAL_BARS);
 		m_PrefsBrightness = Clamp(m_PrefsBrightness, 0, 511);
 		break;
 	case MENUACTION_DRAWDIST:
 		if(value > 0)
-			m_PrefsLOD += ((1.8f - 0.8f) / 16.0f);
+			m_PrefsLOD += ((1.8f - 0.8f) / MENUSLIDER_LOGICAL_BARS);
 		else
-			m_PrefsLOD -= ((1.8f - 0.8f) / 16.0f);
+			m_PrefsLOD -= ((1.8f - 0.8f) / MENUSLIDER_LOGICAL_BARS);
 		m_PrefsLOD = Clamp(m_PrefsLOD, 0.8f, 1.8f);
 		CRenderer::ms_lodDistScale = m_PrefsLOD;
 		break;
 	case MENUACTION_MUSICVOLUME:
-		m_PrefsMusicVolume += value * (128/16);
+		m_PrefsMusicVolume += value * (128/MENUSLIDER_LOGICAL_BARS);
 		m_PrefsMusicVolume = Clamp(m_PrefsMusicVolume, 0, 127);
 		DMAudio.SetMusicMasterVolume(m_PrefsMusicVolume);
 		break;
 	case MENUACTION_SFXVOLUME:
-		m_PrefsSfxVolume += value * (128/16);
+		m_PrefsSfxVolume += value * (128/MENUSLIDER_LOGICAL_BARS);
 		m_PrefsSfxVolume = Clamp(m_PrefsSfxVolume, 0, 127);
 		DMAudio.SetEffectsMasterVolume(m_PrefsSfxVolume);
 		break;
 	case MENUACTION_MOUSESENS:
-		TheCamera.m_fMouseAccelHorzntl += value * 1.0f/200.0f/15.0f;	// ???
+		TheCamera.m_fMouseAccelHorzntl += value * 1.0f/200.0f/15.0f;	// probably because diving it to 15 instead of 16(MENUSLIDER_LOGICAL_BARS) had more accurate steps
 		TheCamera.m_fMouseAccelHorzntl = Clamp(TheCamera.m_fMouseAccelHorzntl, 1.0f/3200.0f, 1.0f/200.0f);
 #ifdef FIX_BUGS
 		TheCamera.m_fMouseAccelVertical = TheCamera.m_fMouseAccelHorzntl + 0.0005f;
@@ -928,6 +929,20 @@ CMenuManager::CheckSliderMovement(int value)
 		TheCamera.m_fMouseAccelVertical = TheCamera.m_fMouseAccelHorzntl;
 #endif
 		break;
+#ifdef CUSTOM_FRONTEND_OPTIONS
+	case MENUACTION_CFO_SLIDER:
+	{
+		CMenuScreenCustom::CMenuEntry &option = aScreens[m_nCurrScreen].m_aEntries[m_nCurrOption];
+		float oldValue = *(float*)option.m_CFOSlider->value;
+		*(float*)option.m_CFOSlider->value += value * ((option.m_CFOSlider->max - option.m_CFOSlider->min) / MENUSLIDER_LOGICAL_BARS);
+		*(float*)option.m_CFOSlider->value = Clamp(*(float*)option.m_CFOSlider->value, option.m_CFOSlider->min, option.m_CFOSlider->max);
+
+		if (*(float*)option.m_CFOSlider->value != oldValue && option.m_CFOSlider->changeFunc)
+			option.m_CFOSlider->changeFunc(oldValue, *(float*)option.m_CFOSlider->value);
+
+		break;
+	}
+#endif
 	default:
 		return;
 	}
@@ -1001,10 +1016,10 @@ CMenuManager::DisplaySlider(float x, float y, float mostLeftBarSize, float mostR
 	int lastActiveBarX = 0;
 	float curBarX = 0.0f;
 	float spacing = SCREEN_SCALE_X(10.0f);
-	for (int i = 0; i < 16; i++) {
-		curBarX = i * rectSize/16.0f + x;
+	for (int i = 0; i < MENUSLIDER_BARS; i++) {
+		curBarX = i * rectSize/MENUSLIDER_BARS + x;
 
-		if (i / 16.0f + 1 / 32.0f < progress) {
+		if (i / (float)MENUSLIDER_BARS + 1 / (MENUSLIDER_BARS * 2.f) < progress) {
 			color = CRGBA(SLIDERON_COLOR.r, SLIDERON_COLOR.g, SLIDERON_COLOR.b, FadeIn(255));
 			lastActiveBarX = curBarX;
 		} else
@@ -1012,7 +1027,7 @@ CMenuManager::DisplaySlider(float x, float y, float mostLeftBarSize, float mostR
 
 		maxBarHeight = Max(mostLeftBarSize, mostRightBarSize);
 
-		float curBarFreeSpace = ((16 - i) * mostLeftBarSize + i * mostRightBarSize) / 16.0f;
+		float curBarFreeSpace = ((MENUSLIDER_BARS - i) * mostLeftBarSize + i * mostRightBarSize) / (float)MENUSLIDER_BARS;
 		float left = curBarX;
 		float top = y + maxBarHeight - curBarFreeSpace;
 		float right = spacing + curBarX;
@@ -1595,10 +1610,10 @@ CMenuManager::Draw()
 
 							// If that was previously selected option, restore it to default value.
 							// if (m_nCurrOption != lastSelectedOpt && lastSelectedOpt == i)
-								option.m_CFOSelect->displayedValue = option.m_CFOSelect->lastSavedValue = *option.m_CFO->value;
+								option.m_CFOSelect->displayedValue = option.m_CFOSelect->lastSavedValue = *(int8*)option.m_CFO->value;
 
 						} else {
-							if (option.m_CFOSelect->displayedValue != *option.m_CFO->value)
+							if (option.m_CFOSelect->displayedValue != *(int8*)option.m_CFO->value)
 								SetHelperText(1); // Enter to apply
 							else if (m_nHelperTextMsgId == 1)
 								ResetHelperText(); // Applied
@@ -1606,8 +1621,8 @@ CMenuManager::Draw()
 					}
 
 					// To whom manipulate option.m_CFO->value of select options externally (like RestoreDef functions)
-					if (*option.m_CFO->value != option.m_CFOSelect->lastSavedValue)
-						option.m_CFOSelect->displayedValue = option.m_CFOSelect->lastSavedValue = *option.m_CFO->value;
+					if (*(int8*)option.m_CFO->value != option.m_CFOSelect->lastSavedValue)
+						option.m_CFOSelect->displayedValue = option.m_CFOSelect->lastSavedValue = *(int8*)option.m_CFO->value;
 
 					if (option.m_CFOSelect->displayedValue >= option.m_CFOSelect->numRightTexts || option.m_CFOSelect->displayedValue < 0)
 						option.m_CFOSelect->displayedValue = 0;
@@ -1799,6 +1814,12 @@ CMenuManager::Draw()
 				case MENUACTION_MOUSESENS:
 					ProcessSlider(TheCamera.m_fMouseAccelHorzntl * 200.0f, HOVEROPTION_INCREASE_MOUSESENS, HOVEROPTION_DECREASE_MOUSESENS, MENU_X_LEFT_ALIGNED(200.0f), SCREEN_WIDTH);
 					break;
+#ifdef CUSTOM_FRONTEND_OPTIONS
+				case MENUACTION_CFO_SLIDER:
+					CMenuScreenCustom::CMenuEntry &option = aScreens[m_nCurrScreen].m_aEntries[i];
+					ProcessSlider((*(float*)option.m_CFOSlider->value - option.m_CFOSlider->min) / (option.m_CFOSlider->max - option.m_CFOSlider->min), HOVEROPTION_INCREASE_CFO_SLIDER, HOVEROPTION_DECREASE_CFO_SLIDER, MENU_X_LEFT_ALIGNED(170.0f), SCREEN_WIDTH);
+					break;
+#endif
 			}
 
 			// Needed after the bug fix in Font.cpp
@@ -4477,7 +4498,7 @@ CMenuManager::ProcessButtonPresses(void)
 #ifndef TIDY_UP_PBP
 			switch (m_nHoverOption) {
 			case HOVEROPTION_INCREASE_BRIGHTNESS:
-				m_PrefsBrightness = m_PrefsBrightness + 32;
+				m_PrefsBrightness = m_PrefsBrightness + (512 / MENUSLIDER_LOGICAL_BARS);
 				if (m_PrefsBrightness < 0) {
 					m_PrefsBrightness = 0;
 				}
@@ -4487,7 +4508,7 @@ CMenuManager::ProcessButtonPresses(void)
 				SaveSettings();
 				break;
 			case HOVEROPTION_DECREASE_BRIGHTNESS:
-				m_PrefsBrightness = m_PrefsBrightness - 32;
+				m_PrefsBrightness = m_PrefsBrightness - (512 / MENUSLIDER_LOGICAL_BARS);
 				if (m_PrefsBrightness < 0) {
 					m_PrefsBrightness = 0;
 				}
@@ -4497,25 +4518,25 @@ CMenuManager::ProcessButtonPresses(void)
 				SaveSettings();
 				break;
 			case HOVEROPTION_INCREASE_DRAWDIST:
-				m_PrefsLOD = m_PrefsLOD + (1.0f / 16);
+				m_PrefsLOD = m_PrefsLOD + (1.0f / MENUSLIDER_LOGICAL_BARS);
 				m_PrefsLOD = min(1.8f, m_PrefsLOD);
 				CRenderer::ms_lodDistScale = m_PrefsLOD;
 				SaveSettings();
 				break;
 			case HOVEROPTION_DECREASE_DRAWDIST:
-				m_PrefsLOD = m_PrefsLOD - (1.0f / 16);
+				m_PrefsLOD = m_PrefsLOD - (1.0f / MENUSLIDER_LOGICAL_BARS);
 				m_PrefsLOD = max(0.8f, m_PrefsLOD);
 				CRenderer::ms_lodDistScale = m_PrefsLOD;
 				SaveSettings();
 				break;
 			case HOVEROPTION_INCREASE_MUSICVOLUME:
-				m_PrefsMusicVolume = m_PrefsMusicVolume + 8;
+				m_PrefsMusicVolume = m_PrefsMusicVolume + (128 / MENUSLIDER_LOGICAL_BARS);
 				m_PrefsMusicVolume = Clamp(m_PrefsMusicVolume, 0, 127);
 				DMAudio.SetMusicMasterVolume(uchar)(m_PrefsMusicVolume);
 				SaveSettings();
 				break;
 			case HOVEROPTION_DECREASE_MUSICVOLUME:
-				m_PrefsMusicVolume = m_PrefsMusicVolume - 8;
+				m_PrefsMusicVolume = m_PrefsMusicVolume - (128 / MENUSLIDER_LOGICAL_BARS);
 				if (m_PrefsMusicVolume < 0) {
 					m_PrefsMusicVolume = 0;
 				}
@@ -4526,7 +4547,7 @@ CMenuManager::ProcessButtonPresses(void)
 				SaveSettings();
 				break;
 			case HOVEROPTION_INCREASE_SFXVOLUME:
-				m_PrefsSFXVolume = m_PrefsSFXVolume + 8;
+				m_PrefsSFXVolume = m_PrefsSFXVolume + (128 / MENUSLIDER_LOGICAL_BARS);
 				if (m_PrefsSFXVolume < 0) {
 					m_PrefsSFXVolume = 0;
 				}
@@ -4537,7 +4558,7 @@ CMenuManager::ProcessButtonPresses(void)
 				SaveSettings();
 				break;
 			case HOVEROPTION_DECREASE_SFXVOLUME:
-				m_PrefsSFXVolume = m_PrefsSFXVolume - 8;
+				m_PrefsSFXVolume = m_PrefsSFXVolume - (128 / MENUSLIDER_LOGICAL_BARS);
 				if (m_PrefsSFXVolume < 0) {
 					m_PrefsSFXVolume = 0;
 				}
@@ -4548,7 +4569,7 @@ CMenuManager::ProcessButtonPresses(void)
 				SaveSettings();
 				break;
 			case HOVEROPTION_INCREASE_MOUSESENS:
-				TheCamera.m_fMouseAccelHorzntl += (1.0f / 3000);
+				TheCamera.m_fMouseAccelHorzntl += 1.0f/200.0f/15.0f;	// probably because diving it to 15 instead of 16(MENUSLIDER_LOGICAL_BARS) had more accurate steps
 				TheCamera.m_fMouseAccelHorzntl = Clamp(TheCamera.m_fMouseAccelHorzntl, 1.0f / 3200, 1.0f / 200);
 #ifdef FIX_BUGS
 				TheCamera.m_fMouseAccelVertical = TheCamera.m_fMouseAccelHorzntl + 0.0005f;
@@ -4558,7 +4579,7 @@ CMenuManager::ProcessButtonPresses(void)
 				SaveSettings();
 				break;
 			case HOVEROPTION_DECREASE_MOUSESENS:
-				TheCamera.m_fMouseAccelHorzntl -= (1.0f / 3000);
+				TheCamera.m_fMouseAccelHorzntl -= 1.0f/200.0f/15.0f;	// probably because diving it to 15 instead of 16(MENUSLIDER_LOGICAL_BARS) had more accurate steps
 				TheCamera.m_fMouseAccelHorzntl = Clamp(TheCamera.m_fMouseAccelHorzntl, 1.0f / 3200, 1.0f / 200);
 #ifdef FIX_BUGS
 				TheCamera.m_fMouseAccelVertical = TheCamera.m_fMouseAccelHorzntl + 0.0005f;
@@ -4575,6 +4596,9 @@ CMenuManager::ProcessButtonPresses(void)
 				case HOVEROPTION_INCREASE_MUSICVOLUME:
 				case HOVEROPTION_INCREASE_SFXVOLUME:
 				case HOVEROPTION_INCREASE_MOUSESENS:
+#ifdef CUSTOM_FRONTEND_OPTIONS
+				case HOVEROPTION_INCREASE_CFO_SLIDER:
+#endif
 					CheckSliderMovement(1);
 					break;
 				case HOVEROPTION_DECREASE_BRIGHTNESS:
@@ -4582,6 +4606,9 @@ CMenuManager::ProcessButtonPresses(void)
 				case HOVEROPTION_DECREASE_MUSICVOLUME:
 				case HOVEROPTION_DECREASE_SFXVOLUME:
 				case HOVEROPTION_DECREASE_MOUSESENS:
+#ifdef CUSTOM_FRONTEND_OPTIONS
+				case HOVEROPTION_DECREASE_CFO_SLIDER:
+#endif
 					CheckSliderMovement(-1);
 					break;
 			}
@@ -4612,7 +4639,11 @@ CMenuManager::ProcessButtonPresses(void)
 			|| CPad::GetPad(0)->GetAnaloguePadLeftJustUp() || CPad::GetPad(0)->GetAnaloguePadRightJustUp()
 			|| CPad::GetPad(0)->GetMouseWheelUpJustDown() || CPad::GetPad(0)->GetMouseWheelDownJustDown()) {
 			int option = aScreens[m_nCurrScreen].m_aEntries[m_nCurrOption].m_Action;
-			if (option == MENUACTION_BRIGHTNESS || option == MENUACTION_DRAWDIST)
+			if (option == MENUACTION_BRIGHTNESS || option == MENUACTION_DRAWDIST
+#ifdef CUSTOM_FRONTEND_OPTIONS
+				|| option == MENUACTION_CFO_SLIDER
+#endif
+				)
 				DMAudio.PlayFrontEndSound(SOUND_FRONTEND_MENU_SETTING_CHANGE, 0);
 			else if (option == MENUACTION_SFXVOLUME)
 				DMAudio.PlayFrontEndSound(SOUND_FRONTEND_AUDIO_TEST, 0);
@@ -4775,7 +4806,12 @@ CMenuManager::ProcessButtonPresses(void)
 		} else if (option != MENUACTION_CHANGEMENU && option != MENUACTION_BRIGHTNESS && option != MENUACTION_DRAWDIST
 			&& option != MENUACTION_MUSICVOLUME && option != MENUACTION_SFXVOLUME
 			&& option != MENUACTION_CHECKSAVE && option != MENUACTION_UNK24
-			&& option != MENUACTION_MOUSESENS && option != MENUACTION_SCREENRES) {
+			&& option != MENUACTION_MOUSESENS && option != MENUACTION_SCREENRES
+#ifdef CUSTOM_FRONTEND_OPTIONS
+				&& option != MENUACTION_CFO_SLIDER
+#endif
+				)
+		{
 
 			DMAudio.PlayFrontEndSound(SOUND_FRONTEND_MENU_SETTING_CHANGE, 0);
 		}
@@ -5166,9 +5202,9 @@ CMenuManager::ProcessButtonPresses(void)
 							if (option.m_CFOSelect->displayedValue >= option.m_CFOSelect->numRightTexts || option.m_CFOSelect->displayedValue < 0)
 								option.m_CFOSelect->displayedValue = 0;
 						}
-						int8 oldValue = *option.m_CFO->value;
+						int8 oldValue = *(int8*)option.m_CFO->value;
 
-						*option.m_CFO->value = option.m_CFOSelect->lastSavedValue = option.m_CFOSelect->displayedValue;
+						*(int8*)option.m_CFO->value = option.m_CFOSelect->lastSavedValue = option.m_CFOSelect->displayedValue;
 
 						// Now everything is saved in .ini, and LOAD_INI_SETTINGS is fundamental for CFO
 						// if (option.m_CFOSelect->save)
@@ -5412,9 +5448,9 @@ CMenuManager::ProcessButtonPresses(void)
 							option.m_CFOSelect->displayedValue = option.m_CFOSelect->numRightTexts - 1;
 					}
 					if (!option.m_CFOSelect->onlyApplyOnEnter) {
-						int8 oldValue = *option.m_CFO->value;
+						int8 oldValue = *(int8*)option.m_CFO->value;
 
-						*option.m_CFO->value = option.m_CFOSelect->lastSavedValue = option.m_CFOSelect->displayedValue;
+						*(int8*)option.m_CFO->value = option.m_CFOSelect->lastSavedValue = option.m_CFOSelect->displayedValue;
 
 						// Now everything is saved in .ini, and LOAD_INI_SETTINGS is fundamental for CFO
 						// if (option.m_CFOSelect->save)
diff --git a/src/core/Frontend.h b/src/core/Frontend.h
index 5c3523ab..32e5ef9d 100644
--- a/src/core/Frontend.h
+++ b/src/core/Frontend.h
@@ -25,6 +25,9 @@
 #define MENUSLIDER_X 256.0f
 #define MENUSLIDER_UNK 256.0f
 
+#define MENUSLIDER_BARS 16
+#define MENUSLIDER_LOGICAL_BARS MENUSLIDER_BARS
+
 #define BIGTEXT_X_SCALE 0.75f // For FONT_HEADING
 #define BIGTEXT_Y_SCALE 0.9f
 #define MEDIUMTEXT_X_SCALE 0.55f // For FONT_HEADING
@@ -256,6 +259,7 @@ enum eMenuScreen
 enum eMenuAction
 {
 #ifdef CUSTOM_FRONTEND_OPTIONS
+	MENUACTION_CFO_SLIDER = -3,
 	MENUACTION_CFO_SELECT = -2,
 	MENUACTION_CFO_DYNAMIC = -1,
 #endif
@@ -424,6 +428,10 @@ enum eCheckHover
 	HOVEROPTION_DECREASE_SFXVOLUME,
 	HOVEROPTION_INCREASE_MOUSESENS,
 	HOVEROPTION_DECREASE_MOUSESENS,
+#ifdef CUSTOM_FRONTEND_OPTIONS
+	HOVEROPTION_INCREASE_CFO_SLIDER,
+	HOVEROPTION_DECREASE_CFO_SLIDER,
+#endif
 	HOVEROPTION_NOT_HOVERING,
 };
 
@@ -493,7 +501,7 @@ struct CCustomScreenLayout {
 
 struct CCFO
 {
-	int8 *value;
+	void *value;
 	const char *saveCat;
 	const char *save;
 };
@@ -524,6 +532,24 @@ struct CCFOSelect : CCFO
 	}
 };
 
+// Value is float in here
+struct CCFOSlider : CCFO
+{
+	ChangeFuncFloat changeFunc;
+	float min;
+	float max;
+
+	CCFOSlider() {};
+	CCFOSlider(float* value, const char* saveCat, const char* save, float min, float max, ChangeFuncFloat changeFunc = nil){
+		this->value = value;
+		this->saveCat = saveCat;
+		this->save = save;
+		this->changeFunc = changeFunc;
+		this->min = min;
+		this->max = max;
+	}
+};
+
 struct CCFODynamic : CCFO
 {
 	DrawFunc drawFunc;
@@ -555,6 +581,7 @@ struct CMenuScreenCustom
 				CCFO *m_CFO; // for initializing
 				CCFOSelect *m_CFOSelect;
 				CCFODynamic *m_CFODynamic;
+				CCFOSlider *m_CFOSlider;
 			};
 			int32 m_SaveSlot; // eSaveSlot
 			int32 m_TargetMenu; // eMenuScreen
diff --git a/src/core/Game.cpp b/src/core/Game.cpp
index f6156a4c..b3dd1eda 100644
--- a/src/core/Game.cpp
+++ b/src/core/Game.cpp
@@ -409,7 +409,11 @@ bool CGame::Initialise(const char* datFile)
 #endif
 
 #ifndef GTA_PS2
-	CIniFile::LoadIniFile();
+#ifdef PED_CAR_DENSITY_SLIDERS
+	// Load density values from gta3.ini only if our re3.ini have them 1.f
+	if (CIniFile::PedNumberMultiplier == 1.f && CIniFile::CarNumberMultiplier == 1.f)
+#endif
+		CIniFile::LoadIniFile();
 #endif
 
 	currLevel = LEVEL_INDUSTRIAL;
diff --git a/src/core/IniFile.cpp b/src/core/IniFile.cpp
index df01b440..524632fe 100644
--- a/src/core/IniFile.cpp
+++ b/src/core/IniFile.cpp
@@ -23,6 +23,6 @@ void CIniFile::LoadIniFile()
 		CarNumberMultiplier = Min(3.0f, Max(0.5f, CarNumberMultiplier));
 		CFileMgr::CloseFile(f);
 	}
-	CPopulation::MaxNumberOfPedsInUse = 25.0f * PedNumberMultiplier;
-	CCarCtrl::MaxNumberOfCarsInUse = 12.0f * CarNumberMultiplier;
+	CPopulation::MaxNumberOfPedsInUse = DEFAULT_MAX_NUMBER_OF_PEDS * PedNumberMultiplier;
+	CCarCtrl::MaxNumberOfCarsInUse = DEFAULT_MAX_NUMBER_OF_CARS * CarNumberMultiplier;
 }
\ No newline at end of file
diff --git a/src/core/IniFile.h b/src/core/IniFile.h
index 1e30c4de..30dc8c21 100644
--- a/src/core/IniFile.h
+++ b/src/core/IniFile.h
@@ -1,5 +1,8 @@
 #pragma once
 
+#define DEFAULT_MAX_NUMBER_OF_PEDS 25.0f
+#define DEFAULT_MAX_NUMBER_OF_CARS 12.0f
+
 class CIniFile
 {
 public:
diff --git a/src/core/MenuScreensCustom.cpp b/src/core/MenuScreensCustom.cpp
index 6e23f76a..ba5a6e80 100644
--- a/src/core/MenuScreensCustom.cpp
+++ b/src/core/MenuScreensCustom.cpp
@@ -26,6 +26,9 @@
 #include "ModelInfo.h"
 #include "Pad.h"
 #include "ControllerConfig.h"
+#include "IniFile.h"
+#include "CarCtrl.h"
+#include "Population.h"
 
 // Menu screens array is at the bottom of the file.
 
@@ -63,6 +66,15 @@
 	#define DUALPASS_SELECTOR 
 #endif
 
+#ifdef PED_CAR_DENSITY_SLIDERS
+	// 0.2f - 3.4f makes it possible to have 1.0f somewhere inbetween
+	#define DENSITY_SLIDERS \
+		MENUACTION_CFO_SLIDER, "FEM_PED", { new CCFOSlider(&CIniFile::PedNumberMultiplier, "Display", "PedDensity", 0.2f, 3.4f, PedDensityChange) }, \
+		MENUACTION_CFO_SLIDER, "FEM_CAR", { new CCFOSlider(&CIniFile::CarNumberMultiplier, "Display", "CarDensity", 0.2f, 3.4f, CarDensityChange) }, 
+#else
+	#define DENSITY_SLIDERS 
+#endif
+
 #ifdef NO_ISLAND_LOADING
 	#define ISLAND_LOADING_SELECTOR MENUACTION_CFO_SELECT, "FEM_ISL", { new CCFOSelect((int8*)&CMenuManager::m_PrefsIslandLoading, "Graphics", "IslandLoading", islandLoadingOpts, ARRAY_SIZE(islandLoadingOpts), true, IslandLoadingAfterChange) },
 #else
@@ -145,6 +157,9 @@ void RestoreDefDisplay(int8 action) {
 	#ifdef FREE_CAM
 		TheCamera.bFreeCam = false;
 	#endif
+	#ifdef PED_CAR_DENSITY_SLIDERS
+		CIniFile::LoadIniFile();
+	#endif
 	#ifdef GRAPHICS_MENU_OPTIONS // otherwise Frontend will handle those
 		CMenuManager::m_PrefsBrightness = 256;
 		CMenuManager::m_PrefsLOD = 1.2f;
@@ -195,6 +210,16 @@ void IslandLoadingAfterChange(int8 before, int8 after) {
 }
 #endif
 
+#ifdef PED_CAR_DENSITY_SLIDERS
+void PedDensityChange(float before, float after) {
+	CPopulation::MaxNumberOfPedsInUse = DEFAULT_MAX_NUMBER_OF_PEDS * after;
+}
+
+void CarDensityChange(float before, float after) {
+	CCarCtrl::MaxNumberOfCarsInUse = DEFAULT_MAX_NUMBER_OF_CARS * after;
+}
+#endif
+
 #ifndef MULTISAMPLING
 void GraphicsGoBack() {
 }
@@ -437,6 +462,7 @@ CMenuScreenCustom aScreens[MENUPAGES] = {
 		DUALPASS_SELECTOR
 		CUTSCENE_BORDERS_TOGGLE
 		FREE_CAM_TOGGLE
+		DENSITY_SLIDERS
 		POSTFX_SELECTORS
 		// re3.cpp inserts here pipeline selectors if neo/neo.txd exists and EXTENDED_PIPELINES defined
 		MENUACTION_RESTOREDEF,	"FET_DEF", { nil, SAVESLOT_NONE, MENUPAGE_DISPLAY_SETTINGS },
@@ -449,6 +475,7 @@ CMenuScreenCustom aScreens[MENUPAGES] = {
 		MENUACTION_DRAWDIST,	"FEM_LOD", { nil, SAVESLOT_NONE, MENUPAGE_DISPLAY_SETTINGS },
 		CUTSCENE_BORDERS_TOGGLE
 		FREE_CAM_TOGGLE
+		DENSITY_SLIDERS
 		MENUACTION_SUBTITLES,	"FED_SUB", { nil, SAVESLOT_NONE, MENUPAGE_DISPLAY_SETTINGS },
 		MENUACTION_CFO_DYNAMIC,	"FET_DEF", { new CCFODynamic(nil, nil, nil, nil, RestoreDefDisplay) },
 		MENUACTION_CHANGEMENU,	"FEDS_TB", { nil, SAVESLOT_NONE, MENUPAGE_NONE },
diff --git a/src/core/config.h b/src/core/config.h
index 298b2a1a..d7d43b62 100644
--- a/src/core/config.h
+++ b/src/core/config.h
@@ -340,6 +340,7 @@ enum Config {
 #		define CUTSCENE_BORDERS_SWITCH
 #		define MULTISAMPLING		// adds MSAA option
 #		define INVERT_LOOK_FOR_PAD // add bInvertLook4Pad from VC
+#		define PED_CAR_DENSITY_SLIDERS
 #	endif
 #endif
 
@@ -510,6 +511,7 @@ enum Config {
 #undef CUTSCENE_BORDERS_SWITCH
 #undef MULTISAMPLING
 #undef INVERT_LOOK_FOR_PAD
+#undef PED_CAR_DENSITY_SLIDERS
 
 #undef USE_DEBUG_SCRIPT_LOADER
 #undef USE_MEASUREMENTS_IN_METERS
diff --git a/src/core/re3.cpp b/src/core/re3.cpp
index fe0347d9..ef045eed 100644
--- a/src/core/re3.cpp
+++ b/src/core/re3.cpp
@@ -41,6 +41,9 @@
 #include "Camera.h"
 #include "MBlur.h"
 #include "ControllerConfig.h"
+#include "CarCtrl.h"
+#include "Population.h"
+#include "IniFile.h"
 
 #ifdef DETECT_JOYSTICK_MENU
 #include "crossplatform.h"
@@ -533,22 +536,29 @@ bool LoadINISettings()
 				
 			// CFO check
 			if (option.m_Action < MENUACTION_NOTHING && option.m_CFO->save) {
-				// CFO only supports saving uint8 right now
-
 				// Migrate from old .ini to new .ini
-				if (migrate && ReadIniIfExists("FrontendOptions", option.m_CFO->save, option.m_CFO->value))
+				// Old values can only be int8, new ones can contain float if it is slider
+				if (migrate && ReadIniIfExists("FrontendOptions", option.m_CFO->save, (int8*)option.m_CFO->value))
 					cfg.remove("FrontendOptions", option.m_CFO->save);
+				else if (option.m_Action == MENUACTION_CFO_SLIDER)
+					ReadIniIfExists(option.m_CFO->saveCat, option.m_CFO->save, (float*)option.m_CFO->value);
 				else
-					ReadIniIfExists(option.m_CFO->saveCat, option.m_CFO->save, option.m_CFO->value);
+					ReadIniIfExists(option.m_CFO->saveCat, option.m_CFO->save, (int8*)option.m_CFO->value);
 
 				if (option.m_Action == MENUACTION_CFO_SELECT) {
-					option.m_CFOSelect->lastSavedValue = option.m_CFOSelect->displayedValue = *option.m_CFO->value;
+					option.m_CFOSelect->lastSavedValue = option.m_CFOSelect->displayedValue = *(int8*)option.m_CFO->value;
 				}
 			}
 		}
 	}
 #endif
 
+	// Fetched in above block, but needs evaluation
+#ifdef PED_CAR_DENSITY_SLIDERS
+	CPopulation::MaxNumberOfPedsInUse = DEFAULT_MAX_NUMBER_OF_PEDS * CIniFile::PedNumberMultiplier;
+	CCarCtrl::MaxNumberOfCarsInUse = DEFAULT_MAX_NUMBER_OF_CARS * CIniFile::CarNumberMultiplier;
+#endif
+
 	return true;
 }
 
@@ -623,8 +633,10 @@ void SaveINISettings()
 				break;
 				
 			if (option.m_Action < MENUACTION_NOTHING && option.m_CFO->save) {
-				// Beware: CFO only supports saving uint8 right now
-				StoreIni(option.m_CFO->saveCat, option.m_CFO->save, *option.m_CFO->value);
+				if (option.m_Action == MENUACTION_CFO_SLIDER)
+					StoreIni(option.m_CFO->saveCat, option.m_CFO->save, *(float*)option.m_CFO->value);
+				else
+					StoreIni(option.m_CFO->saveCat, option.m_CFO->save, *(int8*)option.m_CFO->value);
 			}
 		}
 	}