From 151fad1f2b9a5705cb98b3bd38da770634bd4029 Mon Sep 17 00:00:00 2001
From: obneq <obbneq@gmail.com>
Date: Sun, 2 Dec 2012 00:08:35 +0200
Subject: [PATCH] Add checkboxes for shaders and on-demand item visual
 generation

---
 src/guiMainMenu.cpp | 29 +++++++++++++++++++++++++++++
 src/guiMainMenu.h   |  2 ++
 src/main.cpp        |  5 +++++
 3 files changed, 36 insertions(+)

diff --git a/src/guiMainMenu.cpp b/src/guiMainMenu.cpp
index 0bdb44e5d..c711577b0 100644
--- a/src/guiMainMenu.cpp
+++ b/src/guiMainMenu.cpp
@@ -102,6 +102,8 @@ enum
 	GUI_ID_ANISOTROPIC_CB,
 	GUI_ID_BILINEAR_CB,
 	GUI_ID_TRILINEAR_CB,
+	GUI_ID_SHADERS_CB,
+	GUI_ID_PRELOAD_ITEM_VISUALS_CB,
 	GUI_ID_DAMAGE_CB,
 	GUI_ID_CREATIVE_CB,
 	GUI_ID_JOIN_GAME_BUTTON,
@@ -616,6 +618,21 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 				       GUI_ID_TRILINEAR_CB, wgettext("Tri-Linear Filtering"));
 		}
 
+		// shader/on demand image loading settings
+		{
+			core::rect<s32> rect(0, 0, option_w+20, 30);
+			rect += m_topleft_client + v2s32(option_x+175*2, option_y);
+			Environment->addCheckBox(m_data->enable_shaders, rect, this,
+					GUI_ID_SHADERS_CB, wgettext("Shaders"));
+		}
+
+		{
+			core::rect<s32> rect(0, 0, option_w+20+20, 30);
+			rect += m_topleft_client + v2s32(option_x+175*2, option_y+20);
+			Environment->addCheckBox(m_data->preload_item_visuals, rect, this,
+					GUI_ID_PRELOAD_ITEM_VISUALS_CB, wgettext("Preload item visuals"));
+		}
+
 		// Key change button
 		{
 			core::rect<s32> rect(0, 0, 120, 30);
@@ -820,6 +837,18 @@ void GUIMainMenu::readInput(MainMenuData *dst)
 			dst->trilinear_filter = ((gui::IGUICheckBox*)e)->isChecked();
 	}
 
+	{
+		gui::IGUIElement *e = getElementFromId(GUI_ID_SHADERS_CB);
+		if(e != NULL && e->getType() == gui::EGUIET_CHECK_BOX)
+		        dst->enable_shaders = ((gui::IGUICheckBox*)e)->isChecked() ? 2 : 0;
+	}
+
+	{
+		gui::IGUIElement *e = getElementFromId(GUI_ID_PRELOAD_ITEM_VISUALS_CB);
+		if(e != NULL && e->getType() == gui::EGUIET_CHECK_BOX)
+		        dst->preload_item_visuals = ((gui::IGUICheckBox*)e)->isChecked();
+	}
+
 	{
 		gui::IGUIElement *e = getElementFromId(GUI_ID_WORLD_LISTBOX);
 		if(e != NULL && e->getType() == gui::EGUIET_LIST_BOX)
diff --git a/src/guiMainMenu.h b/src/guiMainMenu.h
index abfc6bdb4..604202461 100644
--- a/src/guiMainMenu.h
+++ b/src/guiMainMenu.h
@@ -45,6 +45,8 @@ struct MainMenuData
 	bool anisotropic_filter;
 	bool bilinear_filter;
 	bool trilinear_filter;
+	int enable_shaders;
+	bool preload_item_visuals;
 	// Server options
 	bool creative_mode;
 	bool enable_damage;
diff --git a/src/main.cpp b/src/main.cpp
index dcc47cd6b..73757cbec 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1440,6 +1440,8 @@ int main(int argc, char *argv[])
 				menudata.anisotropic_filter = g_settings->getBool("anisotropic_filter");
 				menudata.bilinear_filter = g_settings->getBool("bilinear_filter");
 				menudata.trilinear_filter = g_settings->getBool("trilinear_filter");
+				menudata.enable_shaders = g_settings->getS32("enable_shaders");
+				menudata.preload_item_visuals = g_settings->getBool("preload_item_visuals");
 				driver->setTextureCreationFlag(video::ETCF_CREATE_MIP_MAPS, menudata.mip_map);
 				menudata.creative_mode = g_settings->getBool("creative_mode");
 				menudata.enable_damage = g_settings->getBool("enable_damage");
@@ -1560,6 +1562,9 @@ int main(int argc, char *argv[])
 				g_settings->set("bilinear_filter", itos(menudata.bilinear_filter));
 				g_settings->set("trilinear_filter", itos(menudata.trilinear_filter));
 
+				g_settings->setS32("enable_shaders", menudata.enable_shaders);
+				g_settings->set("preload_item_visuals", itos(menudata.preload_item_visuals));
+
 				g_settings->set("creative_mode", itos(menudata.creative_mode));
 				g_settings->set("enable_damage", itos(menudata.enable_damage));
 				g_settings->set("name", playername);