From ec3a4b994af521dd2f15c74d0aebcb4034157d9d Mon Sep 17 00:00:00 2001
From: Strangerke
Date: Mon, 16 Nov 2015 00:31:09 +0100
Subject: MADS: Some work on Camera

---
 engines/mads/game.cpp                    | 69 +++++++++++++++++++++++++++++---
 engines/mads/game.h                      | 19 +++++++--
 engines/mads/phantom/phantom_scenes2.cpp |  2 +-
 engines/mads/phantom/phantom_scenes3.cpp |  2 +-
 4 files changed, 82 insertions(+), 10 deletions(-)

(limited to 'engines/mads')

diff --git a/engines/mads/game.cpp b/engines/mads/game.cpp
index 71750075a9..5ffe3ec9e6 100644
--- a/engines/mads/game.cpp
+++ b/engines/mads/game.cpp
@@ -58,7 +58,7 @@ Game *Game::init(MADSEngine *vm) {
 
 Game::Game(MADSEngine *vm)
 	: _vm(vm), _surface(nullptr), _objects(vm), _scene(vm),
-	  _screenObjects(vm), _player(vm) {
+	 _screenObjects(vm), _player(vm) {
 	_sectionNumber = 1;
 	_priorSectionNumber = 0;
 	_loadGameSlot = -1;
@@ -82,6 +82,7 @@ Game::Game(MADSEngine *vm)
 	_winStatus = 0;
 	_widepipeCtr = 0;
 	_fx = kTransitionNone;
+	_panningSpeed = 1; // Medium speed
 
 	// Load the inventory object list
 	_objects.load();
@@ -218,6 +219,10 @@ void Game::sectionLoop() {
 		}
 
 		_scene.loadScene(_scene._nextSceneId, _aaName, 0);
+		camInitDefault();
+		camSetSpeed();
+
+
 		_vm->_sound->pauseNewCommands();
 
 		if (!_player._spritesLoaded) {
@@ -640,10 +645,64 @@ void Game::syncTimers(SyncType slaveType, int slaveId, SyncType masterType, int
 }
 
 void Game::camPanTo(Camera *camera, int target) {
-	warning("TODO: Game::camPanTo");
-	if (camera) {
-		// Incomplete
-		camera->_panMode = 1;
+	if (!camera)
+		return;
+
+	if (camera->_panAllowedFl) {
+		camera->_activeFl = true;
+		camera->_manualFl = true;
+		camera->_target = target;
+		camera->_timer = _scene._frameStartTime;
 	}
 }
+
+void Game::camInitDefault() {
+	_camX._activeFl = false;
+	_camY._activeFl = false;
+
+	_camX._panAllowedFl = (_scene._sceneInfo->_width > MADS_SCREEN_WIDTH);
+	_camY._panAllowedFl = (_scene._sceneInfo->_height > MADS_SCENE_HEIGHT);
+
+	if (_camX._panAllowedFl) {
+		_camX._manualFl = false;
+		_camX._rate = 4;
+		_camX._speed = 4;
+		_camX._target = 0;
+		_camX._distOffCenter = 80;
+		_camX._startTolerance = 80;
+		_camX._endTolerance = 4;
+		_camX._timer = _scene._frameStartTime;
+	}
+
+	if (_camY._panAllowedFl) {
+		_camY._manualFl = true;
+		_camY._rate = 4;
+		_camY._speed = 2;
+		_camY._target = 0;
+		_camY._distOffCenter = 80;
+		_camY._startTolerance = 60;
+		_camY._endTolerance = 4;
+		_camY._timer = _scene._frameStartTime;
+	}
+}
+
+void Game::camSetSpeed() {
+	switch (_panningSpeed) {
+	case 1:
+		_camX._speed = 8;
+		_camY._speed = 4;
+		break;
+
+	case 2:
+		_camX._speed = 320;
+		_camY._speed = 160;
+		break;
+
+	default:
+		_camX._speed = 4;
+		_camY._speed = 2;
+		break;
+	}
+}
+
 } // End of namespace MADS
diff --git a/engines/mads/game.h b/engines/mads/game.h
index c1cd4fd4c0..fa6444a834 100644
--- a/engines/mads/game.h
+++ b/engines/mads/game.h
@@ -147,6 +147,7 @@ public:
 	int _winStatus;
 	int _widepipeCtr;
 	int _loadGameSlot;
+	int _panningSpeed;
 
 public:
 	virtual ~Game();
@@ -244,13 +245,25 @@ public:
 	void syncTimers(SyncType slaveType, int slaveId, SyncType masterType, int masterId);
 
 	typedef struct {
-		//TODO
-		bool _panFrame;
-		int _panMode;
+		bool _panAllowedFl;
+		bool _activeFl;
+		bool _currentFrameFl;
+		bool _manualFl;
+
+		int _speed;
+		int _rate;
+		int _target;
+		int _distOffCenter;
+		int _startTolerance;
+		int _endTolerance;
+		int _direction;
+		uint32 _timer;
 	} Camera;
 	Camera _camX, _camY;
 
 	void camPanTo(Camera *camera, int target);
+	void camInitDefault();
+	void camSetSpeed();
 
 };
 
diff --git a/engines/mads/phantom/phantom_scenes2.cpp b/engines/mads/phantom/phantom_scenes2.cpp
index 22a26ee9ca..9a9f825fdc 100644
--- a/engines/mads/phantom/phantom_scenes2.cpp
+++ b/engines/mads/phantom/phantom_scenes2.cpp
@@ -732,7 +732,7 @@ void Scene202::enter() {
 }
 
 void Scene202::step() {
-	if (_game._camX._panFrame)
+	if (_game._camX._currentFrameFl)
 		handleChandeliersPositions();
 
 	if (_anim0ActvFl)
diff --git a/engines/mads/phantom/phantom_scenes3.cpp b/engines/mads/phantom/phantom_scenes3.cpp
index 77ef15579f..7047c4e06e 100644
--- a/engines/mads/phantom/phantom_scenes3.cpp
+++ b/engines/mads/phantom/phantom_scenes3.cpp
@@ -2601,7 +2601,7 @@ void Scene310::enter() {
 	_game._player._visible = false;
 	_globals._animationIndexes[0] = _scene->loadAnimation(formAnimName('l', 1), 80);
 	_scene->_animation[_globals._animationIndexes[0]]->_canChangeView = true;
-	_game._camX._panMode = 1;
+	_game._camX._manualFl = true;
 
 	_raoulMessageColor = 0x102;
 	_chrisMessageColor = 0x1110;
-- 
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