Add support for simple texture size detection.

This test check from 1024 to max texture size reported by driver.

2 files changed, 8 insertions, 3 deletions

diff --git a/src/resources/atlasmanager.cpp b/src/resources/atlasmanager.cpp
index 49607786e..c60d6465d 100644
--- a/src/resources/atlasmanager.cpp
+++ b/src/resources/atlasmanager.cpp
@@ -24,6 +24,8 @@
 
 #include "resources/atlasmanager.h"
 
+#include "configuration.h"
+
 #include "render/surfacegraphics.h"
 
 #include "utils/mathutils.h"
@@ -53,7 +55,10 @@ AtlasResource *AtlasManager::loadTextureAtlas(const std::string &name,
     AtlasResource *resource = new AtlasResource;
 
     loadImages(files, images);
-    const int maxSize = OpenGLImageHelper::getTextureSize();
+    int maxSize = OpenGLImageHelper::getTextureSize();
+    const int sz = config.getIntValue("textureSize");
+    if (maxSize > sz)
+        maxSize = sz;
 
     // sorting images on atlases.
     simpleSort(name, atlases, images, maxSize);
diff --git a/src/resources/openglimagehelper.cpp b/src/resources/openglimagehelper.cpp
index 7c4e08501..7421dc852 100644
--- a/src/resources/openglimagehelper.cpp
+++ b/src/resources/openglimagehelper.cpp
@@ -133,7 +133,7 @@ Image *OpenGLImageHelper::glLoad(SDL_Surface *tmpImage,
         return nullptr;
 
     // Flush current error flag.
-    glGetError();
+    graphicsManager.getLastError();
 
     if (!width)
         width = tmpImage->w;
@@ -273,7 +273,7 @@ Image *OpenGLImageHelper::glLoad(SDL_Surface *tmpImage,
     if (oldImage)
         MSDL_FreeSurface(tmpImage);
 
-    GLenum error = glGetError();
+    GLenum error = graphicsManager.getLastError();
     if (error)
     {
         std::string errmsg = GraphicsManager::errorToString(error);