Fix regression dirt texture not beeing default in non cloud menu

6 files changed, 133 insertions, 57 deletions

diff --git a/builtin/mainmenu/textures.lua b/builtin/mainmenu/textures.lua
index cec12235c..56992c0c5 100644
--- a/builtin/mainmenu/textures.lua
+++ b/builtin/mainmenu/textures.lua
@@ -60,9 +60,12 @@ function mm_texture.reset()
 	mm_texture.set_generic("footer")
 	mm_texture.set_generic("header")
 	
-	if not have_bg and
-		core.setting_getbool("menu_clouds") then
+	if not have_bg then
+		if core.setting_getbool("menu_clouds") then
 			core.set_clouds(true)
+		else
+			mm_texture.set_dirt_bg()
+		end
 	end
 end
 
@@ -83,9 +86,13 @@ function mm_texture.update_game(gamedetails)
 	mm_texture.clear("footer")
 	core.set_clouds(false)
 	
-	if not have_bg and
-		core.setting_getbool("menu_clouds") then
+	if not have_bg then
+		
+		if core.setting_getbool("menu_clouds") then
 			core.set_clouds(true)
+		else
+			mm_texture.set_dirt_bg()
+		end
 	end
 	
 	mm_texture.set_game("footer",gamedetails)
@@ -144,3 +151,16 @@ function mm_texture.set_game(identifier,gamedetails)
 	
 	return false
 end
+
+function mm_texture.set_dirt_bg()
+	if mm_texture.texturepack ~= nil then
+		local path = mm_texture.texturepack .. DIR_DELIM .."default_dirt.png"
+		if core.set_background("background", path, true, 128) then
+			return true
+		end
+	end
+	
+	--use base pack
+	local minimalpath = defaulttexturedir .. "dirt_bg.png"
+	core.set_background("background", minimalpath, true, 128)
+end
diff --git a/doc/menu_lua_api.txt b/doc/menu_lua_api.txt
index cd44fa815..13ef45de0 100644
--- a/doc/menu_lua_api.txt
+++ b/doc/menu_lua_api.txt
@@ -103,8 +103,11 @@ core.explode_textlist_event(string) -> table
 ^ type: "INV" (no row selected), "CHG" (selected) or "DCL" (double-click)
 
 GUI:
-core.set_background(type, texturepath)
+core.set_background(type, texturepath,[tile],[minsize])
 ^ type: "background", "overlay", "header" or "footer"
+^ tile: tile the image instead of scaling (background only)
+^ minsize: minimum tile size, images are scaled to at least this size prior
+^   doing tiling (background only)
 core.set_clouds(<true/false>)
 core.set_topleft_text(text)
 core.show_keys_menu()
diff --git a/src/guiEngine.cpp b/src/guiEngine.cpp
index ef018021e..f71c6a515 100644
--- a/src/guiEngine.cpp
+++ b/src/guiEngine.cpp
@@ -31,6 +31,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "sound_openal.h"
 #include "clouds.h"
 #include "httpfetch.h"
+#include "util/numeric.h"
 
 #include <IGUIStaticText.h>
 #include <ICameraSceneNode.h>
@@ -140,7 +141,7 @@ GUIEngine::GUIEngine(	irr::IrrlichtDevice* dev,
 {
 	//initialize texture pointers
 	for (unsigned int i = 0; i < TEX_LAYER_MAX; i++) {
-		m_textures[i] = 0;
+		m_textures[i].texture = NULL;
 	}
 	// is deleted by guiformspec!
 	m_buttonhandler = new TextDestGuiEngine(this);
@@ -238,7 +239,6 @@ bool GUIEngine::loadMainMenuScript()
 /******************************************************************************/
 void GUIEngine::run()
 {
-
 	// Always create clouds because they may or may not be
 	// needed based on the game selected
 	video::IVideoDriver* driver = m_device->getVideoDriver();
@@ -292,8 +292,8 @@ GUIEngine::~GUIEngine()
 
 	//clean up texture pointers
 	for (unsigned int i = 0; i < TEX_LAYER_MAX; i++) {
-		if (m_textures[i] != 0)
-			driver->removeTexture(m_textures[i]);
+		if (m_textures[i].texture != NULL)
+			driver->removeTexture(m_textures[i].texture);
 	}
 
 	delete m_texture_source;
@@ -362,7 +362,7 @@ void GUIEngine::drawBackground(video::IVideoDriver* driver)
 {
 	v2u32 screensize = driver->getScreenSize();
 
-	video::ITexture* texture = m_textures[TEX_LAYER_BACKGROUND];
+	video::ITexture* texture = m_textures[TEX_LAYER_BACKGROUND].texture;
 
 	/* If no texture, draw background of solid color */
 	if(!texture){
@@ -372,8 +372,27 @@ void GUIEngine::drawBackground(video::IVideoDriver* driver)
 		return;
 	}
 
-	/* Draw background texture */
 	v2u32 sourcesize = texture->getOriginalSize();
+
+	if (m_textures[TEX_LAYER_BACKGROUND].tile)
+	{
+		v2u32 tilesize(
+				MYMAX(sourcesize.X,m_textures[TEX_LAYER_BACKGROUND].minsize),
+				MYMAX(sourcesize.Y,m_textures[TEX_LAYER_BACKGROUND].minsize));
+		for (unsigned int x = 0; x < screensize.X; x += tilesize.X )
+		{
+			for (unsigned int y = 0; y < screensize.Y; y += tilesize.Y )
+			{
+				driver->draw2DImage(texture,
+					core::rect<s32>(x, y, x+tilesize.X, y+tilesize.Y),
+					core::rect<s32>(0, 0, sourcesize.X, sourcesize.Y),
+					NULL, NULL, true);
+			}
+		}
+		return;
+	}
+
+	/* Draw background texture */
 	driver->draw2DImage(texture,
 		core::rect<s32>(0, 0, screensize.X, screensize.Y),
 		core::rect<s32>(0, 0, sourcesize.X, sourcesize.Y),
@@ -385,7 +404,7 @@ void GUIEngine::drawOverlay(video::IVideoDriver* driver)
 {
 	v2u32 screensize = driver->getScreenSize();
 
-	video::ITexture* texture = m_textures[TEX_LAYER_OVERLAY];
+	video::ITexture* texture = m_textures[TEX_LAYER_OVERLAY].texture;
 
 	/* If no texture, draw background of solid color */
 	if(!texture)
@@ -404,7 +423,7 @@ void GUIEngine::drawHeader(video::IVideoDriver* driver)
 {
 	core::dimension2d<u32> screensize = driver->getScreenSize();
 
-	video::ITexture* texture = m_textures[TEX_LAYER_HEADER];
+	video::ITexture* texture = m_textures[TEX_LAYER_HEADER].texture;
 
 	/* If no texture, draw nothing */
 	if(!texture)
@@ -438,7 +457,7 @@ void GUIEngine::drawFooter(video::IVideoDriver* driver)
 {
 	core::dimension2d<u32> screensize = driver->getScreenSize();
 
-	video::ITexture* texture = m_textures[TEX_LAYER_FOOTER];
+	video::ITexture* texture = m_textures[TEX_LAYER_FOOTER].texture;
 
 	/* If no texture, draw nothing */
 	if(!texture)
@@ -466,29 +485,38 @@ void GUIEngine::drawFooter(video::IVideoDriver* driver)
 }
 
 /******************************************************************************/
-bool GUIEngine::setTexture(texture_layer layer,std::string texturepath) {
-
+bool GUIEngine::setTexture(texture_layer layer, std::string texturepath,
+		bool tile_image, unsigned int minsize)
+{
 	video::IVideoDriver* driver = m_device->getVideoDriver();
 	assert(driver != 0);
 
-	if (m_textures[layer] != 0)
+	if (m_textures[layer].texture != NULL)
 	{
-		driver->removeTexture(m_textures[layer]);
-		m_textures[layer] = 0;
+		driver->removeTexture(m_textures[layer].texture);
+		m_textures[layer].texture = NULL;
 	}
 
 	if ((texturepath == "") || !fs::PathExists(texturepath))
+	{
 		return false;
+	}
 
-	m_textures[layer] = driver->getTexture(texturepath.c_str());
+	m_textures[layer].texture = driver->getTexture(texturepath.c_str());
+	m_textures[layer].tile    = tile_image;
+	m_textures[layer].minsize = minsize;
 
-	if (m_textures[layer] == 0) return false;
+	if (m_textures[layer].texture == NULL)
+	{
+		return false;
+	}
 
 	return true;
 }
 
 /******************************************************************************/
-bool GUIEngine::downloadFile(std::string url,std::string target) {
+bool GUIEngine::downloadFile(std::string url,std::string target)
+{
 #if USE_CURL
 	std::ofstream targetfile(target.c_str(), std::ios::out | std::ios::binary);
 
@@ -515,7 +543,8 @@ bool GUIEngine::downloadFile(std::string url,std::string target) {
 }
 
 /******************************************************************************/
-void GUIEngine::setTopleftText(std::string append) {
+void GUIEngine::setTopleftText(std::string append)
+{
 	std::string toset = std::string("Minetest ") + minetest_version_hash;
 
 	if (append != "") {
@@ -541,7 +570,8 @@ void GUIEngine::stopSound(s32 handle)
 
 /******************************************************************************/
 unsigned int GUIEngine::queueAsync(std::string serialized_func,
-		std::string serialized_params) {
+		std::string serialized_params)
+{
 	return m_script->queueAsync(serialized_func, serialized_params);
 }
 
diff --git a/src/guiEngine.h b/src/guiEngine.h
index 9dcf2d4a4..7f35949d1 100644
--- a/src/guiEngine.h
+++ b/src/guiEngine.h
@@ -41,6 +41,12 @@ typedef enum {
 	TEX_LAYER_MAX
 } texture_layer;
 
+typedef struct {
+	video::ITexture* texture;
+	bool             tile;
+	unsigned int     minsize;
+} image_definition;
+
 /******************************************************************************/
 /* forward declarations                                                       */
 /******************************************************************************/
@@ -143,11 +149,11 @@ public:
 	 * @param data struct to transfer data to main game handling
 	 */
 	GUIEngine(	irr::IrrlichtDevice* dev,
-				gui::IGUIElement* parent,
-				IMenuManager *menumgr,
-				scene::ISceneManager* smgr,
-				MainMenuData* data,
-				bool& kill);
+			gui::IGUIElement* parent,
+			IMenuManager *menumgr,
+			scene::ISceneManager* smgr,
+			MainMenuData* data,
+			bool& kill);
 
 	/** default destructor */
 	virtual ~GUIEngine();
@@ -155,14 +161,16 @@ public:
 	/**
 	 * return MainMenuScripting interface
 	 */
-	MainMenuScripting* getScriptIface() {
+	MainMenuScripting* getScriptIface()
+	{
 		return m_script;
 	}
 
 	/**
 	 * return dir of current menuscript
 	 */
-	std::string getScriptDir() {
+	std::string getScriptDir()
+	{
 		return m_scriptdir;
 	}
 
@@ -181,38 +189,38 @@ private:
 	void limitFrameRate();
 
 	/** device to draw at */
-	irr::IrrlichtDevice*	m_device;
+	irr::IrrlichtDevice*     m_device;
 	/** parent gui element */
-	gui::IGUIElement*		m_parent;
+	gui::IGUIElement*        m_parent;
 	/** manager to add menus to */
-	IMenuManager*			m_menumanager;
+	IMenuManager*            m_menumanager;
 	/** scene manager to add scene elements to */
-	scene::ISceneManager*	m_smgr;
+	scene::ISceneManager*    m_smgr;
 	/** pointer to data beeing transfered back to main game handling */
-	MainMenuData*			m_data;
+	MainMenuData*            m_data;
 	/** pointer to texture source */
-	ISimpleTextureSource*	m_texture_source;
+	ISimpleTextureSource*    m_texture_source;
 	/** pointer to soundmanager*/
-	ISoundManager*			m_sound_manager;
+	ISoundManager*           m_sound_manager;
 
 	/** representation of form source to be used in mainmenu formspec */
-	FormspecFormSource*		m_formspecgui;
+	FormspecFormSource*      m_formspecgui;
 	/** formspec input receiver */
-	TextDestGuiEngine*		m_buttonhandler;
+	TextDestGuiEngine*       m_buttonhandler;
 	/** the formspec menu */
-	GUIFormSpecMenu*		m_menu;
+	GUIFormSpecMenu*         m_menu;
 
 	/** reference to kill variable managed by SIGINT handler */
-	bool&					m_kill;
+	bool&                    m_kill;
 
 	/** variable used to abort menu and return back to main game handling */
-	bool					m_startgame;
+	bool                     m_startgame;
 
 	/** scripting interface */
-	MainMenuScripting*		m_script;
+	MainMenuScripting*       m_script;
 
 	/** script basefolder */
-	std::string				m_scriptdir;
+	std::string              m_scriptdir;
 
 	/**
 	 * draw background layer
@@ -240,7 +248,8 @@ private:
 	 * @param layer draw layer to specify texture
 	 * @param texturepath full path of texture to load
 	 */
-	bool setTexture(texture_layer layer,std::string texturepath);
+	bool setTexture(texture_layer layer, std::string texturepath,
+			bool tile_image, unsigned int minsize);
 
 	/**
 	 * download a file using curl
@@ -250,7 +259,7 @@ private:
 	static bool downloadFile(std::string url,std::string target);
 
 	/** array containing pointers to current specified texture layers */
-	video::ITexture*		m_textures[TEX_LAYER_MAX];
+	image_definition m_textures[TEX_LAYER_MAX];
 
 	/** draw version string in topleft corner */
 	void drawVersion();
@@ -274,19 +283,19 @@ private:
 	/** internam data required for drawing clouds */
 	struct clouddata {
 		/** delta time since last cloud processing */
-		f32		dtime;
+		f32     dtime;
 		/** absolute time of last cloud processing */
-		u32		lasttime;
+		u32     lasttime;
 		/** pointer to cloud class */
-		Clouds*	clouds;
+		Clouds* clouds;
 		/** camera required for drawing clouds */
 		scene::ICameraSceneNode* camera;
 	};
 
 	/** is drawing of clouds enabled atm */
-	bool					m_clouds_enabled;
+	bool        m_clouds_enabled;
 	/** data used to draw clouds */
-	clouddata 				m_cloud;
+	clouddata   m_cloud;
 
 	/** start playing a sound and return handle */
 	s32 playSound(SimpleSoundSpec spec, bool looped);
diff --git a/src/script/lua_api/l_mainmenu.cpp b/src/script/lua_api/l_mainmenu.cpp
index 226620fc6..f2628d0a1 100644
--- a/src/script/lua_api/l_mainmenu.cpp
+++ b/src/script/lua_api/l_mainmenu.cpp
@@ -146,22 +146,36 @@ int ModApiMainMenu::l_set_background(lua_State *L)
 	std::string backgroundlevel(luaL_checkstring(L, 1));
 	std::string texturename(luaL_checkstring(L, 2));
 
-	bool retval = false;
+	bool tile_image = false;
+	bool retval     = false;
+	unsigned int minsize = 16;
+
+	if (!lua_isnone(L, 3)) {
+		tile_image = lua_toboolean(L, 3);
+	}
+
+	if (!lua_isnone(L, 4)) {
+		minsize = lua_tonumber(L, 4);
+	}
 
 	if (backgroundlevel == "background") {
-		retval |= engine->setTexture(TEX_LAYER_BACKGROUND,texturename);
+		retval |= engine->setTexture(TEX_LAYER_BACKGROUND, texturename,
+				tile_image, minsize);
 	}
 
 	if (backgroundlevel == "overlay") {
-		retval |= engine->setTexture(TEX_LAYER_OVERLAY,texturename);
+		retval |= engine->setTexture(TEX_LAYER_OVERLAY, texturename,
+				tile_image, minsize);
 	}
 
 	if (backgroundlevel == "header") {
-		retval |= engine->setTexture(TEX_LAYER_HEADER,texturename);
+		retval |= engine->setTexture(TEX_LAYER_HEADER,  texturename,
+				tile_image, minsize);
 	}
 
 	if (backgroundlevel == "footer") {
-		retval |= engine->setTexture(TEX_LAYER_FOOTER,texturename);
+		retval |= engine->setTexture(TEX_LAYER_FOOTER, texturename,
+				tile_image, minsize);
 	}
 
 	lua_pushboolean(L,retval);
diff --git a/textures/base/pack/dirt_bg.png b/textures/base/pack/dirt_bg.png
new file mode 100644
index 000000000..7cb9c89a6
--- /dev/null
+++ b/textures/base/pack/dirt_bg.png