From 07af9a45c806f2adf293c9c2d0870fb07667f251 Mon Sep 17 00:00:00 2001
From: kervala <kervala@localhost>
Date: Wed, 2 Dec 2015 19:25:24 +0100
Subject: [PATCH] Changed: Add Anisotropic Filtering in game config options

---
 .../gamedev/interfaces_v3/game_config.xml     | 41 ++++++++-
 .../src/interface_v3/action_handler_game.cpp  | 90 +++++++++++++++++++
 2 files changed, 130 insertions(+), 1 deletion(-)

diff --git a/code/ryzom/client/data/gamedev/interfaces_v3/game_config.xml b/code/ryzom/client/data/gamedev/interfaces_v3/game_config.xml
index 614b85dbf..bd0952277 100644
--- a/code/ryzom/client/data/gamedev/interfaces_v3/game_config.xml
+++ b/code/ryzom/client/data/gamedev/interfaces_v3/game_config.xml
@@ -429,6 +429,9 @@
   <variable entry="UI:TEMP:PRESET_FX"
             type="sint32"
             value="0" />
+  <variable entry="UI:TEMP:ANISOTROPIC"
+            type="sint32"
+            value="0" />
   <variable entry="UI:TEMP:VR_DEVICE"
             type="sint32"
             value="0" />
@@ -1237,10 +1240,41 @@
                   posref="BL TL"
                   x="0"
                   y="-12" />
-        <group id="bloom_gr"
+        <group id="anisotropic_gr"
                posparent="fxaa"
                sizeparent="parent"
                sizeref="w"
+               h="20"
+               posref="BL TL"
+               x="0"
+               y="-12">
+          <view type="text"
+                    id="text"
+                    posref="TL TL"
+                    x="0"
+                    y="-4"
+                    color="255 255 255 192"
+                    fontsize="12"
+                    shadow="true"
+                    hardtext="uigcFxAnisotropicFilter" />
+          <group type="combo_box"
+                    id="anisotropic"
+                    w="70"
+                    h="20"
+                    value="UI:TEMP:ANISOTROPIC"
+                    posref="MR ML"
+                    posparent="text"
+                    x="4"
+                    y="0">
+            <instance template="combo_box_def1" />
+          </group>
+          <link expr="@UI:TEMP:ANISOTROPIC"
+                action="game_config_change_anisotropic" />
+        </group>
+        <group id="bloom_gr"
+               posparent="anisotropic_gr"
+               sizeparent="parent"
+               sizeref="w"
                h="100"
                posref="BL TL"
                x="0"
@@ -3146,6 +3180,11 @@
                realtime="true"
                link="FXAA"
                preset="UI:TEMP:PRESET_FX" />
+        <param ui="fx:anisotropic_gr:anisotropic:c"
+               type="db"
+               widget="boolbut"
+               realtime="true"
+               link="UI:TEMP:ANISOTROPIC" />
         <param ui="fx:bloom_gr:bloom:c"
                type="cfg"
                widget="boolbut"
diff --git a/code/ryzom/client/src/interface_v3/action_handler_game.cpp b/code/ryzom/client/src/interface_v3/action_handler_game.cpp
index da005e56c..bff77eb7f 100644
--- a/code/ryzom/client/src/interface_v3/action_handler_game.cpp
+++ b/code/ryzom/client/src/interface_v3/action_handler_game.cpp
@@ -2933,6 +2933,10 @@ static vector<UDriver::CMode> VideoModes;
 #define GAME_CONFIG_TEXTURE_MODE_COMBO	"ui:interface:game_config:content:general:texture_mode:combo"
 #define GAME_CONFIG_TEXTURE_MODE_DB		"UI:TEMP:TEXTURE_MODE"
 
+// Anisotropic Filtering controls
+#define GAME_CONFIG_ANISOTROPIC_COMBO	"ui:interface:game_config:content:fx:anisotropic_gr:anisotropic"
+#define GAME_CONFIG_ANISOTROPIC_DB		"UI:TEMP:ANISOTROPIC"
+
 // The 3 possible modes editable (NB: do not allow client.cfg HDEntityTexture==1 and DivideTextureSizeBy2=2
 enum	TTextureMode	{LowTextureMode= 0, NormalTextureMode= 1, HighTextureMode= 2};
 
@@ -3044,6 +3048,37 @@ public:
 				pCB->addText(CI18N::get("uigcHighTextureMode"));
 		}
 
+		// Anisotropic Filtering
+		pCB = dynamic_cast<CDBGroupComboBox*>(CWidgetManager::getInstance()->getElementFromId(GAME_CONFIG_ANISOTROPIC_COMBO));
+
+		sint nAnisotropic = 0;
+
+		if (pCB)
+		{
+			uint maxAnisotropic = Driver->getAnisotropicFilterMaximum();
+
+			pCB->resetTexts();
+			pCB->addText(CI18N::get("uigcFxAnisotropicFilterNone"));
+
+			uint anisotropic = 2;
+			uint i = 1;
+
+			while (anisotropic <= maxAnisotropic)
+			{
+				pCB->addText(ucstring(NLMISC::toString("%ux", anisotropic)));
+
+				if (ClientCfg.AnisotropicFilter == anisotropic)
+					nAnisotropic = i;
+
+				anisotropic <<= 1;
+				++i;
+			}
+		}
+
+		// -1 is important to indicate we set this value in edit mode
+		NLGUI::CDBManager::getInstance()->getDbProp( GAME_CONFIG_ANISOTROPIC_DB )->setValue32(-1);
+		NLGUI::CDBManager::getInstance()->getDbProp( GAME_CONFIG_ANISOTROPIC_DB )->setValue32(nAnisotropic);
+
 		// VR_CONFIG
 		pBut = dynamic_cast<CCtrlBaseButton*>(CWidgetManager::getInstance()->getElementFromId(GAME_CONFIG_VR_ENABLE_BUTTON));
 		if (pBut)
@@ -3481,6 +3516,34 @@ class CHandlerGameConfigApply : public IActionHandler
 			}
 		}
 
+		// **** Apply Anisotropic Filtering
+		sint nAnisotropic = NLGUI::CDBManager::getInstance()->getDbProp( GAME_CONFIG_ANISOTROPIC_DB )->getValue32();
+
+		if (nAnisotropic >= 0)
+		{
+			uint anisotropic = 0;
+
+			// compute the real anisotropic value
+			if (nAnisotropic > 0)
+			{
+				anisotropic = 1;
+
+				for(size_t i = 0; i < nAnisotropic; ++i)
+				{
+					anisotropic <<= 1;
+				}
+			}
+
+
+			if (ClientCfg.AnisotropicFilter != anisotropic)
+			{
+				ClientCfg.AnisotropicFilter = anisotropic;
+				ClientCfg.writeInt("AnisotropicFilter", anisotropic);
+				requestReboot = true;
+			}
+		}
+
+
 		// *** Apply the Screen AR
 		// since already set in the config file, need only to bkup the current version
 		CHandlerGameConfigInit::BkupScreenAspectRatio= ClientCfg.ScreenAspectRatio;
@@ -3597,6 +3660,33 @@ class CHandlerGameConfigChangeScreenRatioMode : public IActionHandler
 REGISTER_ACTION_HANDLER (CHandlerGameConfigChangeScreenRatioMode, "game_config_change_screen_ratio_mode");
 
 
+// ***************************************************************************
+class CHandlerGameConfigChangeAnisotropic : public IActionHandler
+{
+	virtual void execute (CCtrlBase * /* pCaller */, const string &/* Params */)
+	{
+		if (CInterfaceLink::isUpdatingAllLinks()) return; // don't want to trash the value in client.cfg at init, due to 'updateAllLinks' being called
+
+		CInterfaceManager	*pIM = CInterfaceManager::getInstance();
+
+		// get values of anisotropic filtering
+		sint	oldAnisotropic = NLGUI::CDBManager::getInstance()->getDbProp(GAME_CONFIG_ANISOTROPIC_DB)->getOldValue32();
+		sint	anisotropic = NLGUI::CDBManager::getInstance()->getDbProp(GAME_CONFIG_ANISOTROPIC_DB)->getValue32();
+
+		// dirt the apply button of the DDX.
+		// don't do it at init!
+		if(oldAnisotropic != anisotropic && oldAnisotropic != -1 && anisotropic != -1)
+		{
+			CDDXManager *pDM = CDDXManager::getInstance();
+			CInterfaceDDX *pDDX = pDM->get(GAME_CONFIG_DDX);
+			if(pDDX)
+				pDDX->validateApplyButton();
+		}
+	}
+};
+REGISTER_ACTION_HANDLER (CHandlerGameConfigChangeAnisotropic, "game_config_change_anisotropic");
+
+
 // ***************************************************************************
 class CHandlerGameConfigChangeScreenRatioCustom : public IActionHandler
 {