From ee78eae116b86b0b7ff71e256063a9b06677d484 Mon Sep 17 00:00:00 2001
From: RD42 <42702181+dashr9230@users.noreply.github.com>
Date: Fri, 8 Nov 2024 00:20:39 +0800
Subject: [PATCH] [saco] Implement/match `CGame::MakeRaceCheckpoint()`

---
 saco/game/game.cpp    | 14 ++++++++++++++
 saco/game/game.h      |  7 ++++++-
 saco/game/scripting.h |  4 ++++
 3 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/saco/game/game.cpp b/saco/game/game.cpp
index 57097fc..9b5f8a2 100644
--- a/saco/game/game.cpp
+++ b/saco/game/game.cpp
@@ -727,6 +727,20 @@ void CGame::SetCheckpointInformation(VECTOR *pos, VECTOR *extent)
 
 //-----------------------------------------------------------
 
+void CGame::MakeRaceCheckpoint()
+{
+	DisableRaceCheckpoint();
+
+	ScriptCommand(&create_racing_checkpoint, (int)m_byteRaceType,
+				m_vecRaceCheckpointPos.X, m_vecRaceCheckpointPos.Y, m_vecRaceCheckpointPos.Z,
+				m_vecRaceCheckpointNext.X, m_vecRaceCheckpointNext.Y, m_vecRaceCheckpointNext.Z,
+				m_fRaceCheckpointSize, &m_dwRaceCheckpointHandle);
+
+	m_bRaceCheckpointsEnabled = true;
+}
+
+//-----------------------------------------------------------
+
 void CGame::DisableRaceCheckpoint()
 {
 	if (m_dwRaceCheckpointHandle)
diff --git a/saco/game/game.h b/saco/game/game.h
index 6d9a242..acaa9fa 100644
--- a/saco/game/game.h
+++ b/saco/game/game.h
@@ -20,7 +20,11 @@ private:
 	CAudio			*m_pGameAudio;
 	CCamera			*m_pGameCamera;
 	CPlayerPed		*m_pGamePlayer;
-	char gapC[29];
+
+	VECTOR			m_vecRaceCheckpointPos;
+	VECTOR			m_vecRaceCheckpointNext;
+	float			m_fRaceCheckpointSize;
+	BYTE			m_byteRaceType;
 	BOOL			m_bRaceCheckpointsEnabled;
 	char gap2D[4];
 	DWORD			m_dwRaceCheckpointHandle;
@@ -81,6 +85,7 @@ public:
 
 	void   SetCheckpointInformation(VECTOR *pos, VECTOR *extent);
 
+	void	MakeRaceCheckpoint();
 	void	DisableRaceCheckpoint();
 
 	DWORD	CreateRadarMarkerIcon(int iMarkerType, float fX, float fY, float fZ, DWORD dwColor, int iStyle);
diff --git a/saco/game/scripting.h b/saco/game/scripting.h
index 3be99b9..042513e 100644
--- a/saco/game/scripting.h
+++ b/saco/game/scripting.h
@@ -62,6 +62,10 @@ const SCRIPT_COMMAND has_car_sunk						= { 0x02bf, "i" };	// CarID
 const SCRIPT_COMMAND is_car_wrecked						= { 0x0119, "i" }; // CarID
 const SCRIPT_COMMAND get_ground_z						= { 0x02ce, "fffv" };	// x, y, z, var_ground_z
 
+const SCRIPT_COMMAND create_racing_checkpoint			= { 0x06d5,	"ifffffffv"};	// type, x, y, z, nx, ny. nz, size, $id (n=next checkpoint)
+/* 0       = Street Checkpoint with arrow to the next checkpoint
+   1 and 2 = Street Checkpoint
+   3 and 4 = Flight Checkpoint (circle) */
 const SCRIPT_COMMAND destroy_racing_checkpoint			= { 0x06d6,	"i" };
 
 const SCRIPT_COMMAND toggle_player_controllable 		= { 0x01B4, "ii" };