X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=src%2Fguiscalingfilter.cpp;h=dc6219b60ba9b611f80d60786424283942a116b1;hb=5e61f64ce259fe0b23cbb377b44e90a0fbc820d7;hp=872d222d85759a3f8872afa8942db2cbca5d461e;hpb=ddf96c7a17e45cdfb4a8060c3b0f74f17f7156df;p=oweals%2Fminetest.git

diff --git a/src/guiscalingfilter.cpp b/src/guiscalingfilter.cpp
index 872d222d8..dc6219b60 100644
--- a/src/guiscalingfilter.cpp
+++ b/src/guiscalingfilter.cpp
@@ -19,9 +19,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "guiscalingfilter.h"
 #include "imagefilters.h"
 #include "settings.h"
-#include "main.h"		// for g_settings
 #include "util/numeric.h"
-#include <stdio.h>
+#include <cstdio>
+#include "client/renderingengine.h"
 
 /* Maintain a static cache to store the images that correspond to textures
  * in a format that's manipulable by code.  Some platforms exhibit issues
@@ -49,18 +49,16 @@ void guiScalingCache(io::path key, video::IVideoDriver *driver, video::IImage *v
 }
 
 // Manually clear the cache, e.g. when switching to different worlds.
-void guiScalingCacheClear(video::IVideoDriver *driver)
+void guiScalingCacheClear()
 {
-	for (std::map<io::path, video::IImage *>::iterator it = g_imgCache.begin();
-			it != g_imgCache.end(); it++) {
-		if (it->second != NULL)
-			it->second->drop();
+	for (auto &it : g_imgCache) {
+		if (it.second)
+			it.second->drop();
 	}
 	g_imgCache.clear();
-	for (std::map<io::path, video::ITexture *>::iterator it = g_txrCache.begin();
-			it != g_txrCache.end(); it++) {
-		if (it->second != NULL)
-			driver->removeTexture(it->second);
+	for (auto &it : g_txrCache) {
+		if (it.second)
+			RenderingEngine::get_video_driver()->removeTexture(it.second);
 	}
 	g_txrCache.clear();
 }
@@ -73,7 +71,8 @@ video::ITexture *guiScalingResizeCached(video::IVideoDriver *driver,
 		video::ITexture *src, const core::rect<s32> &srcrect,
 		const core::rect<s32> &destrect)
 {
-
+	if (src == NULL)
+		return src;
 	if (!g_settings->getBool("gui_scaling_filter"))
 		return src;
 
@@ -140,6 +139,8 @@ video::ITexture *guiScalingResizeCached(video::IVideoDriver *driver,
 video::ITexture *guiScalingImageButton(video::IVideoDriver *driver,
 		video::ITexture *src, s32 width, s32 height)
 {
+	if (src == NULL)
+		return src;
 	return guiScalingResizeCached(driver, src,
 		core::rect<s32>(0, 0, src->getSize().Width, src->getSize().Height),
 		core::rect<s32>(0, 0, width, height));
@@ -155,6 +156,8 @@ void draw2DImageFilterScaled(video::IVideoDriver *driver, video::ITexture *txr,
 {
 	// Attempt to pre-scale image in software in high quality.
 	video::ITexture *scaled = guiScalingResizeCached(driver, txr, srcrect, destrect);
+	if (scaled == NULL)
+		return;
 
 	// Correct source rect based on scaled image.
 	const core::rect<s32> mysrcrect = (scaled != txr)