From 315a961c3eb43aa8f154128631f4bdc370dfd9cd Mon Sep 17 00:00:00 2001
From: RD42 <42702181+dashr9230@users.noreply.github.com>
Date: Tue, 6 Feb 2024 21:37:52 +0800
Subject: [PATCH] [saco] Implement member functions to CCamera

---
 saco/game/address.h   |  1 +
 saco/game/camera.cpp  | 92 +++++++++++++++++++++++++++++++++++++++++++
 saco/game/camera.h    | 17 ++++++--
 saco/game/common.h    | 15 +++++++
 saco/game/game.h      |  1 +
 saco/game/scripting.h | 10 +++++
 6 files changed, 133 insertions(+), 3 deletions(-)

diff --git a/saco/game/address.h b/saco/game/address.h
index fa23e92..f1f99e8 100644
--- a/saco/game/address.h
+++ b/saco/game/address.h
@@ -14,3 +14,4 @@
 #define ADDR_RENDERWARE_GETD3D_USA10			0x7F9D50
 #define ADDR_RENDERWARE_GETD3D_EU10				0x7F9D90
 
+#define ADDR_CAMERA								0xB6F99C
diff --git a/saco/game/camera.cpp b/saco/game/camera.cpp
index e69de29..5e6b7ec 100644
--- a/saco/game/camera.cpp
+++ b/saco/game/camera.cpp
@@ -0,0 +1,92 @@
+
+#include "game.h"
+#include "util.h"
+
+//-----------------------------------------------------------
+
+void CCamera::SetBehindPlayer()
+{
+	ScriptCommand(&lock_camera_position, 0);
+	ScriptCommand(&restore_camera_to_user_defined);
+	field_0 = 0;
+	ScriptCommand(&set_camera_behind_player);
+	ScriptCommand(&restore_camera_jumpcut);
+}
+
+//-----------------------------------------------------------
+
+void CCamera::SetPosition(float fX, float fY, float fZ, float fRotationX, float fRotationY, float fRotationZ)
+{
+	ScriptCommand(&restore_camera_to_user_defined);
+	field_0 = 0;
+	ScriptCommand(&set_camera_position,fX,fY,fZ,fRotationX,fRotationY,fRotationZ);
+}
+
+//-----------------------------------------------------------
+
+void CCamera::LookAtPoint(float fX, float fY, float fZ, int iType)
+{
+	ScriptCommand(&restore_camera_to_user_defined);
+	field_0 = 0;
+	ScriptCommand(&point_camera,fX,fY,fZ,iType);
+}
+
+//-----------------------------------------------------------
+
+void CCamera::Restore()
+{
+	field_0 = 0;
+	ScriptCommand(&restore_camera_jumpcut);
+}
+
+//-----------------------------------------------------------
+
+void CCamera::Fade(int iInOut)
+{
+	ScriptCommand(&fade,500,iInOut);
+}
+
+//-----------------------------------------------------------
+
+void CCamera::GetMatrix(PMATRIX4X4 Matrix)
+{
+	Matrix->right.X = m_matPos->right.X;
+	Matrix->right.Y = m_matPos->right.Y;
+	Matrix->right.Z = m_matPos->right.Z;
+
+	Matrix->up.X = m_matPos->up.X;
+	Matrix->up.Y = m_matPos->up.Y;
+	Matrix->up.Z = m_matPos->up.Z;
+
+	Matrix->at.X = m_matPos->at.X;
+	Matrix->at.Y = m_matPos->at.Y;
+	Matrix->at.Z = m_matPos->at.Z;
+
+	Matrix->pos.X = m_matPos->pos.X;
+	Matrix->pos.Y = m_matPos->pos.Y;
+	Matrix->pos.Z = m_matPos->pos.Z;
+}
+
+//-----------------------------------------------------------
+
+void CCamera::SetMatrix(MATRIX4X4 Matrix)
+{
+	m_matPos->right.X = Matrix.right.X;
+	m_matPos->right.Y = Matrix.right.Y;
+	m_matPos->right.Z = Matrix.right.Z;
+
+	m_matPos->up.X = Matrix.up.X;
+	m_matPos->up.Y = Matrix.up.Y;
+	m_matPos->up.Z = Matrix.up.Z;
+
+	m_matPos->at.X = Matrix.at.X;
+	m_matPos->at.Y = Matrix.at.Y;
+	m_matPos->at.Z = Matrix.at.Z;
+
+	m_matPos->pos.X = Matrix.pos.X;
+	m_matPos->pos.Y = Matrix.pos.Y;
+	m_matPos->pos.Z = Matrix.pos.Z;
+}
+
+//-----------------------------------------------------------
+
diff --git a/saco/game/camera.h b/saco/game/camera.h
index 3700a87..e6fe3fb 100644
--- a/saco/game/camera.h
+++ b/saco/game/camera.h
@@ -1,15 +1,26 @@
 
 #pragma once
 
+#include "game.h" // Main runtime interface base structs.
+
+//-----------------------------------------------------------
+
 class CCamera // size: 8
 {
 public:
 	int field_0;
-	int field_4;
+	MATRIX4X4 *m_matPos;
+public:
+	void SetBehindPlayer();
+	void SetPosition(float fX, float fY, float fZ, float fRotationX, float fRotationY, float fRotationZ);	// tested
+	void LookAtPoint(float fX, float fY, float fZ, int iType);
+	void Restore();
+	void Fade(int iInOut);
+	void GetMatrix(PMATRIX4X4 Matrix);
+	void SetMatrix(MATRIX4X4 Matrix);
 
 	CCamera() {
-		// TODO: CCamera::CCamera()
-		field_4 = 0xB6F99C;
+		m_matPos = (MATRIX4X4 *)ADDR_CAMERA;
 		field_0 = 0;
 	}
 };
diff --git a/saco/game/common.h b/saco/game/common.h
index ad93318..419512e 100644
--- a/saco/game/common.h
+++ b/saco/game/common.h
@@ -1,6 +1,21 @@
 
 #pragma once
 
+#include <windows.h>
+
 #define PLAYER_PED_SLOTS	210
 
+typedef struct _VECTOR {
+	float X,Y,Z;
+} VECTOR, *PVECTOR;
 
+typedef struct _MATRIX4X4 {
+	VECTOR right;
+	DWORD  flags;
+	VECTOR up;
+	float  pad_u;
+	VECTOR at;
+	float  pad_a;
+	VECTOR pos;
+	float  pad_p;
+} MATRIX4X4, *PMATRIX4X4;
diff --git a/saco/game/game.h b/saco/game/game.h
index 5d83869..5a90705 100644
--- a/saco/game/game.h
+++ b/saco/game/game.h
@@ -2,6 +2,7 @@
 #pragma once
 
 #include "address.h"
+#include "common.h"
 #include "audio.h"
 #include "camera.h"
 #include "scripting.h"
diff --git a/saco/game/scripting.h b/saco/game/scripting.h
index 33ec209..b68f462 100644
--- a/saco/game/scripting.h
+++ b/saco/game/scripting.h
@@ -15,5 +15,15 @@ struct SCRIPT_COMMAND		//	Params
 	char Params[MAX_SCRIPT_VARS]; //	v = variable
 };							//		s = string
 
+int ScriptCommand(const SCRIPT_COMMAND* pScriptCommand, ...);	// The main scripting function. See notes.
+
+
+const SCRIPT_COMMAND fade								= { 0x016A, "ii" };		// (time in ms), FADE_*
+const SCRIPT_COMMAND set_camera_behind_player			= { 0x0373, "" };		// -/-
+const SCRIPT_COMMAND point_camera						= { 0x0160, "fffi" };	// x, y, z, type
+const SCRIPT_COMMAND restore_camera_jumpcut				= { 0x02EB, "" };		// -/-
+const SCRIPT_COMMAND set_camera_position				= { 0x015F, "ffffff" }; // x, y, z, vx, vy, vz
+const SCRIPT_COMMAND restore_camera_to_user_defined = { 0x925, "" };
+const SCRIPT_COMMAND lock_camera_position = { 0x930, "i" };