From 70e01d5e0bc9efa9097a37f6280da1ec4bded88b Mon Sep 17 00:00:00 2001
From: titiger <titi_linux@megaglest.org>
Date: Tue, 4 Feb 2014 21:21:06 +0100
Subject: [PATCH] lua commands to shake the cam

-- camera-distance-affected=false
shakeCamera(int shakeIntensity, int shakeDuration)

-- camera-distance-affected=true
shakeCameraOnUnit(int shakeIntensity, int shakeDuration , int UnitId)
---
 source/glest_game/game/script_manager.cpp | 55 +++++++++++++++++++++++
 source/glest_game/game/script_manager.h   |  3 ++
 2 files changed, 58 insertions(+)

diff --git a/source/glest_game/game/script_manager.cpp b/source/glest_game/game/script_manager.cpp
index 6e9290424..31bec54e1 100644
--- a/source/glest_game/game/script_manager.cpp
+++ b/source/glest_game/game/script_manager.cpp
@@ -248,6 +248,8 @@ void ScriptManager::init(World* world, GameCamera *gameCamera, const XmlNode *ro
 	luaScript.registerFunction(DisplayFormattedLangText, "displayFormattedLangText");
 	luaScript.registerFunction(clearDisplayText, "clearDisplayText");
 	luaScript.registerFunction(setCameraPosition, "setCameraPosition");
+	luaScript.registerFunction(shakeCamera, "shakeCamera");
+	luaScript.registerFunction(shakeCameraOnUnit, "shakeCameraOnUnit");
 	luaScript.registerFunction(createUnit, "createUnit");
 	luaScript.registerFunction(createUnitNoSpacing, "createUnitNoSpacing");
 	luaScript.registerFunction(destroyUnit, "destroyUnit");
@@ -1025,6 +1027,17 @@ void ScriptManager::setCameraPosition(const Vec2i &pos){
 	gameCamera->centerXZ(pos.x, pos.y);
 }
 
+void ScriptManager::shakeCamera(int shakeIntensity, int shakeDuration, bool cameraDistanceAffected, int unitId){
+	if(SystemFlags::getSystemSettingType(SystemFlags::debugLUA).enabled) SystemFlags::OutputDebug(SystemFlags::debugLUA,"In [%s::%s Line: %d]\n",extractFileFromDirectoryPath(__FILE__).c_str(),__FUNCTION__,__LINE__);
+
+	if (cameraDistanceAffected) {
+		Unit *unit = world->findUnitById(unitId);
+		gameCamera->shake(shakeDuration, shakeIntensity,cameraDistanceAffected,	unit->getCurrVector());
+	} else {
+		gameCamera->shake(shakeDuration, shakeIntensity,cameraDistanceAffected,	Vec3f(0.f,0.f,0.f));
+	}
+}
+
 void ScriptManager::createUnit(const string &unitName, int factionIndex, Vec2i pos){
 	if(SystemFlags::getSystemSettingType(SystemFlags::debugLUA).enabled) SystemFlags::OutputDebug(SystemFlags::debugLUA,"In [%s::%s Line: %d] unit [%s] factionIndex = %d\n",extractFileFromDirectoryPath(__FILE__).c_str(),__FUNCTION__,__LINE__,unitName.c_str(),factionIndex);
 	world->createUnit(unitName, factionIndex, pos);
@@ -2185,6 +2198,48 @@ int ScriptManager::setCameraPosition(LuaHandle* luaHandle){
 	return luaArguments.getReturnCount();
 }
 
+int ScriptManager::shakeCamera(LuaHandle* luaHandle){
+	LuaArguments luaArguments(luaHandle);
+
+	try {
+		thisScriptManager->shakeCamera(luaArguments.getInt(-2),luaArguments.getInt(-1),false,0);
+	}
+	catch(const megaglest_runtime_error &ex) {
+		char szErrBuf[8096]="";
+		snprintf(szErrBuf,8096,"In [%s::%s %d]",extractFileFromDirectoryPath(__FILE__).c_str(),__FUNCTION__,__LINE__);
+		string sErrBuf = string(szErrBuf) + string("\nThe game may no longer be stable!\nerror [") + string(ex.what()) + string("]\n");
+
+		SystemFlags::OutputDebug(SystemFlags::debugError,sErrBuf.c_str());
+		if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,sErrBuf.c_str());
+
+		thisScriptManager->addMessageToQueue(ScriptManagerMessage(sErrBuf.c_str(), "error",-1,-1,true));
+		thisScriptManager->onMessageBoxOk(false);
+	}
+
+	return luaArguments.getReturnCount();
+}
+
+int ScriptManager::shakeCameraOnUnit(LuaHandle* luaHandle){
+	LuaArguments luaArguments(luaHandle);
+
+	try {
+		thisScriptManager->shakeCamera(luaArguments.getInt(-3),luaArguments.getInt(-2),true,luaArguments.getInt(-1));
+	}
+	catch(const megaglest_runtime_error &ex) {
+		char szErrBuf[8096]="";
+		snprintf(szErrBuf,8096,"In [%s::%s %d]",extractFileFromDirectoryPath(__FILE__).c_str(),__FUNCTION__,__LINE__);
+		string sErrBuf = string(szErrBuf) + string("\nThe game may no longer be stable!\nerror [") + string(ex.what()) + string("]\n");
+
+		SystemFlags::OutputDebug(SystemFlags::debugError,sErrBuf.c_str());
+		if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,sErrBuf.c_str());
+
+		thisScriptManager->addMessageToQueue(ScriptManagerMessage(sErrBuf.c_str(), "error",-1,-1,true));
+		thisScriptManager->onMessageBoxOk(false);
+	}
+
+	return luaArguments.getReturnCount();
+}
+
 int ScriptManager::createUnit(LuaHandle* luaHandle) {
 	LuaArguments luaArguments(luaHandle);
 
diff --git a/source/glest_game/game/script_manager.h b/source/glest_game/game/script_manager.h
index c5b42fa35..f8e8659ab 100644
--- a/source/glest_game/game/script_manager.h
+++ b/source/glest_game/game/script_manager.h
@@ -278,6 +278,7 @@ private:
 	void DisplayFormattedText(const char *fmt,...);
 	void DisplayFormattedLangText(const char *fmt,...);
 	void setCameraPosition(const Vec2i &pos);
+	void shakeCamera(int shakeIntensity, int shakeDuration, bool cameraDistanceAffected, int unitId);
 	void createUnit(const string &unitName, int factionIndex, Vec2i pos);
 	void createUnitNoSpacing(const string &unitName, int factionIndex, Vec2i pos);
 
@@ -441,6 +442,8 @@ private:
 	static int DisplayFormattedLangText(LuaHandle* luaHandle);
 	static int clearDisplayText(LuaHandle* luaHandle);
 	static int setCameraPosition(LuaHandle* luaHandle);
+	static int shakeCamera(LuaHandle* luaHandle);
+	static int shakeCameraOnUnit(LuaHandle* luaHandle);
 	static int createUnit(LuaHandle* luaHandle);
 	static int createUnitNoSpacing(LuaHandle* luaHandle);