Added a boolean argument to love.mousepressed and love.mousereleased indicating whether the button event originated from a touchscreen press

--HG--
branch : minor

src/modules/event/sdl/Event.cpp

@@ -255,6 +255,7 @@ Message *Event::convert(const SDL_Event &e) const
 			vargs.push_back(new Variant(x));
 			vargs.push_back(new Variant(y));
 			vargs.push_back(new Variant(txt, strlen(txt)));
+			vargs.push_back(new Variant(e.button.which == SDL_TOUCH_MOUSEID));
 			msg = new Message((e.type == SDL_MOUSEBUTTONDOWN) ?
 							  "mousepressed" : "mousereleased",
 							  vargs);

src/scripts/boot.lua

@@ -169,11 +169,11 @@ function love.createhandlers()
 		mousemoved = function (x,y,xrel,yrel)
 			if love.mousemoved then return love.mousemoved(x,y,xrel,yrel) end
 		end,
-		mousepressed = function (x,y,b)
-			if love.mousepressed then return love.mousepressed(x,y,b) end
+		mousepressed = function (x,y,b,t)
+			if love.mousepressed then return love.mousepressed(x,y,b,t) end
 		end,
-		mousereleased = function (x,y,b)
-			if love.mousereleased then return love.mousereleased(x,y,b) end
+		mousereleased = function (x,y,b,t)
+			if love.mousereleased then return love.mousereleased(x,y,b,t) end
 		end,
 		wheelmoved = function (x,y)
 			if love.wheelmoved then return love.wheelmoved(x,y) end

src/scripts/boot.lua.h

@@ -294,18 +294,18 @@ const unsigned char boot_lua[] =
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