From a1f69e6b06160d75ff85a0c292c88709abc4f7e9 Mon Sep 17 00:00:00 2001
From: Jaromir Wysoglad
Date: Thu, 25 Jul 2019 01:23:36 +0200
Subject: MORTEVIELLE: Refactoring as suggested by Criezy

 * Add checks if ttsMan != null before trying to use it
 * Simplify startSpeech
 * Move haut to startSpeech and pass the character index to
    the startSpeech instead.
---
 engines/mortevielle/dialogs.cpp |  3 ++-
 engines/mortevielle/sound.cpp   | 46 +++++++++++++++++------------------------
 engines/mortevielle/sound.h     |  2 +-
 engines/mortevielle/utils.cpp   |  3 +--
 4 files changed, 23 insertions(+), 31 deletions(-)

diff --git a/engines/mortevielle/dialogs.cpp b/engines/mortevielle/dialogs.cpp
index 7069765dcd..54c09cc1d7 100644
--- a/engines/mortevielle/dialogs.cpp
+++ b/engines/mortevielle/dialogs.cpp
@@ -423,7 +423,8 @@ void DialogManager::checkForF8(int SpeechNum, bool drawFrame2Fl) {
 	} while (_vm->_key != 66); // keycode for F8
 	// just stop the speech when pressing F8
 #ifdef USE_TTS
-	_vm->_soundManager->_ttsMan->stop();
+	if (_vm->_soundManager->_ttsMan != nullptr)
+		_vm->_soundManager->_ttsMan->stop();
 #endif
 }
 
diff --git a/engines/mortevielle/sound.cpp b/engines/mortevielle/sound.cpp
index 66f421e31f..01a9dbbaac 100644
--- a/engines/mortevielle/sound.cpp
+++ b/engines/mortevielle/sound.cpp
@@ -69,11 +69,13 @@ SoundManager::SoundManager(MortevielleEngine *vm, Audio::Mixer *mixer) {
 	_noiseBuf = nullptr;
 #ifdef USE_TTS
 	_ttsMan = g_system->getTextToSpeechManager();
-	_ttsMan->setLanguage(ConfMan.get("language"));
-	_ttsMan->stop();
-	_ttsMan->setRate(0);
-	_ttsMan->setPitch(0);
-	_ttsMan->setVolume(100);
+	if (_ttsMan) {
+		_ttsMan->setLanguage(ConfMan.get("language"));
+		_ttsMan->stop();
+		_ttsMan->setRate(0);
+		_ttsMan->setPitch(0);
+		_ttsMan->setVolume(100);
+	}
 #endif //USE_TTS
 
 	_soundType = 0;
@@ -760,30 +762,26 @@ void SoundManager::handlePhoneme() {
  * Start speech
  * @remarks	Originally called 'parole'
  */
-void SoundManager::startSpeech(int rep, int ht, int typ) {
+void SoundManager::startSpeech(int rep, int character, int typ) {
 	if (_vm->_soundOff)
 		return;
 
+	_soundType = typ;
+
 	if (typ == 0) {
 		// Speech
 #ifdef USE_TTS
+		const int haut[9] = { 0, 0, 1, -3, 6, -2, 2, 7, -1 };
 		if (!_ttsMan)
 			return;
 		Common::Array<int> voices;
-		int pitch;
-		int voiceIndex;
+		int pitch = haut[character] * 5;
 		bool male;
-		if (ht > 5) {
+		if (haut[character] > 5) {
 			voices = _ttsMan->getVoiceIndicesByGender(Common::TTSVoice::FEMALE);
-			pitch = ht - 6;
-			voiceIndex = pitch;
-			pitch *= 5;
 			male = false;
 		} else {
 			voices = _ttsMan->getVoiceIndicesByGender(Common::TTSVoice::MALE);
-			pitch = ht - 5;
-			voiceIndex = -pitch;
-			pitch *= 4;
 			male = true;
 		}
 		// If there is no voice available for the given gender, just set it to the 0th
@@ -791,8 +789,8 @@ void SoundManager::startSpeech(int rep, int ht, int typ) {
 		if (voices.empty())
 			_ttsMan->setVoice(0);
 		else {
-			voiceIndex %= voices.size();
-			_ttsMan->setVoice(voices[voiceIndex]);
+			character %= voices.size();
+			_ttsMan->setVoice(voices[character]);
 		}
 		// If the selected voice is a different gender, than we want, just try to
 		// set the pitch so it may sound a little bit closer to the gender we want
@@ -805,22 +803,16 @@ void SoundManager::startSpeech(int rep, int ht, int typ) {
 
 		_ttsMan->setPitch(pitch);
 		_ttsMan->say(_vm->getString(rep + kDialogStringIndex), "CP850");
-#else
-		return;
 #endif // USE_TTS
+		return;
 	}
 	uint16 savph[501];
 	int tempo;
 
 	_phonemeNumb = rep;
-	_soundType = typ;
-	if (_soundType != 0) {
-		for (int i = 0; i <= 500; ++i)
-			savph[i] = _cfiphBuffer[i];
-		tempo = kTempoNoise;
-	} else {
-		return;
-	}
+	for (int i = 0; i <= 500; ++i)
+		savph[i] = _cfiphBuffer[i];
+	tempo = kTempoNoise;
 	_vm->_addFix = (float)((tempo - 8)) / 256;
 	cctable(_tbi);
 	switch (typ) {
diff --git a/engines/mortevielle/sound.h b/engines/mortevielle/sound.h
index 0508d1d4c3..38081c9c6c 100644
--- a/engines/mortevielle/sound.h
+++ b/engines/mortevielle/sound.h
@@ -104,7 +104,7 @@ public:
 	void playSong(const byte *buf, uint usize, uint loops);
 	void loadAmbiantSounds();
 	void loadNoise();
-	void startSpeech(int rep, int ht, int typ);
+	void startSpeech(int rep, int character, int typ);
 	void waitSpeech();
 };
 
diff --git a/engines/mortevielle/utils.cpp b/engines/mortevielle/utils.cpp
index 4ad8a8e4b3..dd19c2650c 100644
--- a/engines/mortevielle/utils.cpp
+++ b/engines/mortevielle/utils.cpp
@@ -1330,7 +1330,6 @@ void MortevielleEngine::displayDiningRoom() {
  * @remarks	Originally called 'sparl'
  */
 void MortevielleEngine::startDialog(int16 rep) {
-	const int haut[9] = { 0, 0, 1, -3, 6, -2, 2, 7, -1 };
 	int key;
 
 	assert(rep >= 0);
@@ -1342,7 +1341,7 @@ void MortevielleEngine::startDialog(int16 rep) {
 
 	key = 0;
 	do {
-		_soundManager->startSpeech(rep, haut[_caff - 69], 0);
+		_soundManager->startSpeech(rep, _caff - 69, 0);
 		key = _dialogManager->waitForF3F8();
 		if (shouldQuit())
 			return;
-- 
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