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authorAndrei Karas <akaras@inbox.ru>2016-04-26 20:11:07 +0300
committerAndrei Karas <akaras@inbox.ru>2016-04-26 20:11:07 +0300
commit07675230038a24dd251581591379c8fe5cc7bfd1 (patch)
tree1e4633730515af717ba93aef111f855de5cc9b38 /src/resources
parent17f34f00d37432dae207be3d55ec531a738eb065 (diff)
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Add memory count functions into MapLayer and SpecailLayer.
Also change all memory count functions into const methods.
Diffstat (limited to 'src/resources')
-rw-r--r--src/resources/action.cpp6
-rw-r--r--src/resources/action.h5
-rw-r--r--src/resources/animation/animation.cpp6
-rw-r--r--src/resources/animation/animation.h3
-rw-r--r--src/resources/atlas/atlasitem.h2
-rw-r--r--src/resources/atlas/atlasresource.cpp6
-rw-r--r--src/resources/atlas/atlasresource.h4
-rw-r--r--src/resources/atlas/textureatlas.h6
-rw-r--r--src/resources/image.cpp2
-rw-r--r--src/resources/image.h2
-rw-r--r--src/resources/imageset.cpp2
-rw-r--r--src/resources/imageset.h2
-rw-r--r--src/resources/map/maplayer.cpp17
-rw-r--r--src/resources/map/maplayer.h8
-rw-r--r--src/resources/map/speciallayer.cpp6
-rw-r--r--src/resources/map/speciallayer.h6
-rw-r--r--src/resources/map/tileset.h2
-rw-r--r--src/resources/map/walklayer.cpp2
-rw-r--r--src/resources/map/walklayer.h2
-rw-r--r--src/resources/memorycounter.cpp6
-rw-r--r--src/resources/memorycounter.h6
-rw-r--r--src/resources/resource.cpp2
-rw-r--r--src/resources/resource.h2
-rw-r--r--src/resources/resourcemanager.cpp10
-rw-r--r--src/resources/resourcemanager.h4
-rw-r--r--src/resources/sdlmusic.cpp2
-rw-r--r--src/resources/sdlmusic.h2
-rw-r--r--src/resources/soundeffect.cpp2
-rw-r--r--src/resources/soundeffect.h2
-rw-r--r--src/resources/sprite/spritedef.cpp14
-rw-r--r--src/resources/sprite/spritedef.h5
-rw-r--r--src/resources/subimage.cpp2
-rw-r--r--src/resources/subimage.h2
33 files changed, 93 insertions, 57 deletions
diff --git a/src/resources/action.cpp b/src/resources/action.cpp
index a8bf83673..85f716b28 100644
--- a/src/resources/action.cpp
+++ b/src/resources/action.cpp
@@ -85,15 +85,15 @@ void Action::setLastFrameDelay(const int delay) noexcept
}
}
-int Action::calcMemoryLocal()
+int Action::calcMemoryLocal() const
{
return sizeof(Action);
}
-int Action::calcMemoryChilds(const int level)
+int Action::calcMemoryChilds(const int level) const
{
int sz = 0;
- FOR_EACH (AnimationIter, it, mAnimations)
+ FOR_EACH (AnimationCIter, it, mAnimations)
{
sz += sizeof(SpriteDirection::Type);
Animation *const animation = (*it).second;
diff --git a/src/resources/action.h b/src/resources/action.h
index 0f6288815..6cf4ed0d0 100644
--- a/src/resources/action.h
+++ b/src/resources/action.h
@@ -59,13 +59,14 @@ class Action final : public MemoryCounter
void setLastFrameDelay(const int delay) noexcept;
- int calcMemoryLocal() override final;
+ int calcMemoryLocal() const override final;
- int calcMemoryChilds(const int level) override final;
+ int calcMemoryChilds(const int level) const override final;
protected:
typedef std::map<SpriteDirection::Type, Animation*> Animations;
typedef Animations::iterator AnimationIter;
+ typedef Animations::const_iterator AnimationCIter;
Animations mAnimations;
unsigned mNumber;
diff --git a/src/resources/animation/animation.cpp b/src/resources/animation/animation.cpp
index e52b55737..5af1f7dbb 100644
--- a/src/resources/animation/animation.cpp
+++ b/src/resources/animation/animation.cpp
@@ -87,12 +87,12 @@ void Animation::setLastFrameDelay(const int delay) noexcept
}
}
-int Animation::calcMemoryLocal()
+int Animation::calcMemoryLocal() const
{
int sz = sizeof(Animation);
- FOR_EACH (FramesIter, it, mFrames)
+ FOR_EACH (FramesCIter, it, mFrames)
{
- Frame &frame = *it;
+ const Frame &frame = *it;
sz += sizeof(Frame) +
frame.nextAction.capacity();
}
diff --git a/src/resources/animation/animation.h b/src/resources/animation/animation.h
index dc44a3f0d..0c0b7c6e4 100644
--- a/src/resources/animation/animation.h
+++ b/src/resources/animation/animation.h
@@ -76,6 +76,7 @@ class Animation final : public MemoryCounter
typedef std::vector<Frame> Frames;
typedef Frames::iterator FramesIter;
+ typedef Frames::const_iterator FramesCIter;
typedef Frames::reverse_iterator FramesRevIter;
#ifdef UNITTESTS
@@ -83,7 +84,7 @@ class Animation final : public MemoryCounter
{ return mFrames; }
#endif
- int calcMemoryLocal() override final;
+ int calcMemoryLocal() const override final;
/**
* Determines whether the given animation frame is a terminator.
diff --git a/src/resources/atlas/atlasitem.h b/src/resources/atlas/atlasitem.h
index 3a9f05f8d..a5d4d9116 100644
--- a/src/resources/atlas/atlasitem.h
+++ b/src/resources/atlas/atlasitem.h
@@ -43,7 +43,7 @@ struct AtlasItem final : public MemoryCounter
A_DELETE_COPY(AtlasItem)
- int calcMemoryLocal() override final
+ int calcMemoryLocal() const override final
{
return sizeof(AtlasItem) +
name.capacity();
diff --git a/src/resources/atlas/atlasresource.cpp b/src/resources/atlas/atlasresource.cpp
index d48394698..9ecc32692 100644
--- a/src/resources/atlas/atlasresource.cpp
+++ b/src/resources/atlas/atlasresource.cpp
@@ -71,17 +71,17 @@ void AtlasResource::decRef()
AtlasManager::moveToDeleted(this);
}
-int AtlasResource::calcMemoryLocal()
+int AtlasResource::calcMemoryLocal() const
{
return sizeof(AtlasResource) +
Resource::calcMemoryLocal() +
atlases.capacity() * sizeof(TextureAtlas*);
}
-int AtlasResource::calcMemoryChilds(const int level)
+int AtlasResource::calcMemoryChilds(const int level) const
{
int sz = 0;
- FOR_EACH (std::vector<TextureAtlas*>::iterator, it, atlases)
+ FOR_EACH (std::vector<TextureAtlas*>::const_iterator, it, atlases)
{
TextureAtlas *const atlas = *it;
sz += atlas->calcMemory(level + 1);
diff --git a/src/resources/atlas/atlasresource.h b/src/resources/atlas/atlasresource.h
index 7dddc6728..5753c77e3 100644
--- a/src/resources/atlas/atlasresource.h
+++ b/src/resources/atlas/atlasresource.h
@@ -44,9 +44,9 @@ class AtlasResource final : public Resource
void decRef() override final;
- int calcMemoryLocal() override final;
+ int calcMemoryLocal() const override final;
- int calcMemoryChilds(const int level) override final;
+ int calcMemoryChilds(const int level) const override final;
std::vector<TextureAtlas*> atlases;
};
diff --git a/src/resources/atlas/textureatlas.h b/src/resources/atlas/textureatlas.h
index aefa831d1..fce101f64 100644
--- a/src/resources/atlas/textureatlas.h
+++ b/src/resources/atlas/textureatlas.h
@@ -54,16 +54,16 @@ struct TextureAtlas final : public MemoryCounter
A_DELETE_COPY(TextureAtlas)
- int calcMemoryLocal() override final
+ int calcMemoryLocal() const override final
{
return sizeof(TextureAtlas) +
items.capacity() * sizeof(AtlasItem*);
}
- int calcMemoryChilds(const int level) override final
+ int calcMemoryChilds(const int level) const override final
{
int sz = 0;
- FOR_EACH (std::vector<AtlasItem*>::iterator, it, items)
+ FOR_EACH (std::vector<AtlasItem*>::const_iterator, it, items)
{
AtlasItem *const item = *it;
sz += item->calcMemory(level + 1);
diff --git a/src/resources/image.cpp b/src/resources/image.cpp
index b323f8a16..aaa779360 100644
--- a/src/resources/image.cpp
+++ b/src/resources/image.cpp
@@ -474,7 +474,7 @@ void Image::SDLTerminateAlphaCache()
mUseAlphaCache = false;
}
-int Image::calcMemoryLocal()
+int Image::calcMemoryLocal() const
{
// +++ this calculation can be wrong for SDL2
int sz = sizeof(Image) +
diff --git a/src/resources/image.h b/src/resources/image.h
index 7fbbcac21..e1c100e28 100644
--- a/src/resources/image.h
+++ b/src/resources/image.h
@@ -189,7 +189,7 @@ class Image notfinal : public Resource
SDL_Surface* getSDLSurface()
{ return mSDLSurface; }
- int calcMemoryLocal() override;
+ int calcMemoryLocal() const override;
SDL_Rect mBounds;
diff --git a/src/resources/imageset.cpp b/src/resources/imageset.cpp
index 2bf4641c6..e20ad4eb4 100644
--- a/src/resources/imageset.cpp
+++ b/src/resources/imageset.cpp
@@ -76,7 +76,7 @@ Image* ImageSet::get(const size_type i) const
}
}
-int ImageSet::calcMemoryLocal()
+int ImageSet::calcMemoryLocal() const
{
return sizeof(ImageSet) +
Resource::calcMemoryLocal() +
diff --git a/src/resources/imageset.h b/src/resources/imageset.h
index 37b6771b4..6673303aa 100644
--- a/src/resources/imageset.h
+++ b/src/resources/imageset.h
@@ -84,7 +84,7 @@ class ImageSet notfinal : public Resource
const std::vector<Image*> &getImages() const
{ return mImages; }
- int calcMemoryLocal() override;
+ int calcMemoryLocal() const override;
private:
std::vector<Image*> mImages;
diff --git a/src/resources/map/maplayer.cpp b/src/resources/map/maplayer.cpp
index 0c18bf289..03901d00a 100644
--- a/src/resources/map/maplayer.cpp
+++ b/src/resources/map/maplayer.cpp
@@ -744,3 +744,20 @@ void MapLayer::updateConditionTiles(MetaTile *const metaTiles,
}
}
}
+
+int MapLayer::calcMemoryLocal() const
+{
+ return sizeof(MapLayer) +
+ sizeof(TileInfo) * mWidth * mHeight +
+ sizeof(MapRowVertexes) * mTempRows.capacity();
+}
+
+int MapLayer::calcMemoryChilds(const int level) const
+{
+ int sz = 0;
+ if (mSpecialLayer)
+ sz += mSpecialLayer->calcMemory(level + 1);
+ if (mTempLayer)
+ sz += mTempLayer->calcMemory(level + 1);
+ return sz;
+}
diff --git a/src/resources/map/maplayer.h b/src/resources/map/maplayer.h
index 45dcaec02..dc48fc2ef 100644
--- a/src/resources/map/maplayer.h
+++ b/src/resources/map/maplayer.h
@@ -25,6 +25,8 @@
#include "listeners/configlistener.h"
+#include "resources/memorycounter.h"
+
#include "being/actor.h"
#include "enums/resources/map/maptype.h"
@@ -43,7 +45,7 @@ struct MetaTile;
* A map layer. Stores a grid of tiles and their offset, and implements layer
* rendering.
*/
-class MapLayer final: public ConfigListener
+class MapLayer final: public MemoryCounter, public ConfigListener
{
public:
enum Type
@@ -162,6 +164,10 @@ class MapLayer final: public ConfigListener
void setActorsFix(const int y) restrict
{ mActorsFix = y; }
+ int calcMemoryLocal() const override final;
+
+ int calcMemoryChilds(const int level) const override final;
+
protected:
static int getTileDrawWidth(const TileInfo *restrict img,
const int endX,
diff --git a/src/resources/map/speciallayer.cpp b/src/resources/map/speciallayer.cpp
index 8700e3931..e53900134 100644
--- a/src/resources/map/speciallayer.cpp
+++ b/src/resources/map/speciallayer.cpp
@@ -148,3 +148,9 @@ void SpecialLayer::draw(Graphics *const graphics, int startX, int startY,
}
BLOCK_END("SpecialLayer::draw")
}
+
+int SpecialLayer::calcMemoryLocal() const
+{
+ return sizeof(SpecialLayer) +
+ sizeof(MapItem) * mWidth * mHeight;
+}
diff --git a/src/resources/map/speciallayer.h b/src/resources/map/speciallayer.h
index f930a9759..b8b2c251a 100644
--- a/src/resources/map/speciallayer.h
+++ b/src/resources/map/speciallayer.h
@@ -21,6 +21,8 @@
#ifndef RESOURCES_MAP_SPECIALLAYER_H
#define RESOURCES_MAP_SPECIALLAYER_H
+#include "resources/memorycounter.h"
+
#include "position.h"
#include "localconsts.h"
@@ -28,7 +30,7 @@
class Graphics;
class MapItem;
-class SpecialLayer final
+class SpecialLayer final : public MemoryCounter
{
public:
friend class Map;
@@ -55,6 +57,8 @@ class SpecialLayer final
void clean() const;
+ int calcMemoryLocal() const override final;
+
private:
int mWidth;
int mHeight;
diff --git a/src/resources/map/tileset.h b/src/resources/map/tileset.h
index 1c8cccda1..c2f4a297c 100644
--- a/src/resources/map/tileset.h
+++ b/src/resources/map/tileset.h
@@ -74,7 +74,7 @@ class Tileset final : public ImageSet
return mProperties[name];
}
- int calcMemoryLocal() override final
+ int calcMemoryLocal() const override final
{
int sz = ImageSet::calcMemoryLocal() +
sizeof(Tileset);
diff --git a/src/resources/map/walklayer.cpp b/src/resources/map/walklayer.cpp
index 9f93f94dd..7bc505f18 100644
--- a/src/resources/map/walklayer.cpp
+++ b/src/resources/map/walklayer.cpp
@@ -43,7 +43,7 @@ int WalkLayer::getDataAt(const int x, const int y) const
return mTiles[x + y * mWidth];
}
-int WalkLayer::calcMemoryLocal()
+int WalkLayer::calcMemoryLocal() const
{
return Resource::calcMemoryLocal() +
sizeof(WalkLayer) +
diff --git a/src/resources/map/walklayer.h b/src/resources/map/walklayer.h
index d867ad0fd..efa85b9dd 100644
--- a/src/resources/map/walklayer.h
+++ b/src/resources/map/walklayer.h
@@ -39,7 +39,7 @@ class WalkLayer final : public Resource
int getDataAt(const int x, const int y) const;
- int calcMemoryLocal() override final;
+ int calcMemoryLocal() const override final;
private:
int mWidth;
diff --git a/src/resources/memorycounter.cpp b/src/resources/memorycounter.cpp
index e2961556e..e42a2640d 100644
--- a/src/resources/memorycounter.cpp
+++ b/src/resources/memorycounter.cpp
@@ -28,12 +28,12 @@ MemoryCounter::MemoryCounter()
{
}
-int MemoryCounter::calcMemoryLocal()
+int MemoryCounter::calcMemoryLocal() const
{
return 0;
}
-int MemoryCounter::calcMemory(const int level)
+int MemoryCounter::calcMemory(const int level) const
{
const int sumLocal = calcMemoryLocal();
const int sumChilds = calcMemoryChilds(level);
@@ -41,7 +41,7 @@ int MemoryCounter::calcMemory(const int level)
return sumLocal + sumChilds;
}
-int MemoryCounter::calcMemoryChilds(const int level A_UNUSED)
+int MemoryCounter::calcMemoryChilds(const int level A_UNUSED) const
{
return 0;
}
diff --git a/src/resources/memorycounter.h b/src/resources/memorycounter.h
index cb9d62583..94593b717 100644
--- a/src/resources/memorycounter.h
+++ b/src/resources/memorycounter.h
@@ -31,11 +31,11 @@ class MemoryCounter notfinal
virtual ~MemoryCounter()
{ }
- int calcMemory(const int level);
+ int calcMemory(const int level) const;
- virtual int calcMemoryLocal();
+ virtual int calcMemoryLocal() const;
- virtual int calcMemoryChilds(const int level);
+ virtual int calcMemoryChilds(const int level) const;
};
#endif // RESOURCES_MEMORYCOUNTER_H
diff --git a/src/resources/resource.cpp b/src/resources/resource.cpp
index a16f088a3..959298290 100644
--- a/src/resources/resource.cpp
+++ b/src/resources/resource.cpp
@@ -69,7 +69,7 @@ void Resource::decRef()
}
}
-int Resource::calcMemoryLocal()
+int Resource::calcMemoryLocal() const
{
return CAST_S32(sizeof(Resource)) +
CAST_S32(mIdPath.size()) +
diff --git a/src/resources/resource.h b/src/resources/resource.h
index c2d3ad865..90cea413c 100644
--- a/src/resources/resource.h
+++ b/src/resources/resource.h
@@ -99,7 +99,7 @@ class Resource notfinal : public MemoryCounter
void setNotCount(const bool b)
{ mNotCount = b; }
- int calcMemoryLocal() override;
+ int calcMemoryLocal() const override;
#ifdef DEBUG_DUMP_LEAKS
bool getDumped() const A_WARN_UNUSED
diff --git a/src/resources/resourcemanager.cpp b/src/resources/resourcemanager.cpp
index 54ffe2d8e..cc990f811 100644
--- a/src/resources/resourcemanager.cpp
+++ b/src/resources/resourcemanager.cpp
@@ -1067,7 +1067,7 @@ void ResourceManager::clearCache()
continue;
}
-int ResourceManager::calcMemoryLocal()
+int ResourceManager::calcMemoryLocal() const
{
int sz = sizeof(ResourceManager);
FOR_EACH (std::set<SDL_Surface*>::iterator, it, deletedSurfaces)
@@ -1077,20 +1077,20 @@ int ResourceManager::calcMemoryLocal()
return sz;
}
-int ResourceManager::calcMemoryChilds(const int level)
+int ResourceManager::calcMemoryChilds(const int level) const
{
int sz = 0;
- FOR_EACH (ResourceIterator, it, mResources)
+ FOR_EACH (ResourceCIterator, it, mResources)
{
sz += (*it).first.capacity();
sz += (*it).second->calcMemory(level + 1);
}
- FOR_EACH (ResourceIterator, it, mOrphanedResources)
+ FOR_EACH (ResourceCIterator, it, mOrphanedResources)
{
sz += (*it).first.capacity();
sz += (*it).second->calcMemory(level + 1);
}
- FOR_EACH (std::set<Resource*>::iterator, it, mDeletedResources)
+ FOR_EACH (std::set<Resource*>::const_iterator, it, mDeletedResources)
{
sz += (*it)->calcMemory(level + 1);
}
diff --git a/src/resources/resourcemanager.h b/src/resources/resourcemanager.h
index eef584f27..8d952e207 100644
--- a/src/resources/resourcemanager.h
+++ b/src/resources/resourcemanager.h
@@ -255,9 +255,9 @@ class ResourceManager final : public MemoryCounter
void clearCache();
- int calcMemoryLocal() override final;
+ int calcMemoryLocal() const override final;
- int calcMemoryChilds(const int level) override final;
+ int calcMemoryChilds(const int level) const override final;
static void init();
diff --git a/src/resources/sdlmusic.cpp b/src/resources/sdlmusic.cpp
index af0fbf3a0..ddcd2366f 100644
--- a/src/resources/sdlmusic.cpp
+++ b/src/resources/sdlmusic.cpp
@@ -74,7 +74,7 @@ bool SDLMusic::play(const int loops, const int fadeIn)
return Mix_FadeInMusicPos(mMusic, loops, 0, 0.0);
}
-int SDLMusic::calcMemoryLocal()
+int SDLMusic::calcMemoryLocal() const
{
// +++ not used size of SDL_RWops
return sizeof(SDLMusic) +
diff --git a/src/resources/sdlmusic.h b/src/resources/sdlmusic.h
index b6f8f3150..6ba42796b 100644
--- a/src/resources/sdlmusic.h
+++ b/src/resources/sdlmusic.h
@@ -70,7 +70,7 @@ class SDLMusic final : public Resource
*/
bool play(const int loops = -1, const int fadeIn = 0);
- int calcMemoryLocal() override final;
+ int calcMemoryLocal() const override final;
protected:
/**
diff --git a/src/resources/soundeffect.cpp b/src/resources/soundeffect.cpp
index 7f43e2e44..9cf511965 100644
--- a/src/resources/soundeffect.cpp
+++ b/src/resources/soundeffect.cpp
@@ -57,7 +57,7 @@ bool SoundEffect::play(const int loops, const int volume,
return Mix_PlayChannel(channel, mChunk, loops) != -1;
}
-int SoundEffect::calcMemoryLocal()
+int SoundEffect::calcMemoryLocal() const
{
return sizeof(SoundEffect) +
sizeof(SDL_AudioSpec) +
diff --git a/src/resources/soundeffect.h b/src/resources/soundeffect.h
index 2eed8fbfd..a8e11ca6b 100644
--- a/src/resources/soundeffect.h
+++ b/src/resources/soundeffect.h
@@ -65,7 +65,7 @@ class SoundEffect final : public Resource
bool play(const int loops, const int volume,
const int channel = -1) const;
- int calcMemoryLocal() override final;
+ int calcMemoryLocal() const override final;
protected:
/**
diff --git a/src/resources/sprite/spritedef.cpp b/src/resources/sprite/spritedef.cpp
index ba3abaec9..066d0b827 100644
--- a/src/resources/sprite/spritedef.cpp
+++ b/src/resources/sprite/spritedef.cpp
@@ -594,7 +594,7 @@ bool SpriteDef::addSequence(const int start,
return false;
}
-int SpriteDef::calcMemoryLocal()
+int SpriteDef::calcMemoryLocal() const
{
int sz = sizeof(SpriteDef) +
sizeof(ImageSets) +
@@ -608,20 +608,20 @@ int SpriteDef::calcMemoryLocal()
return sz;
}
-int SpriteDef::calcMemoryChilds(const int level)
+int SpriteDef::calcMemoryChilds(const int level) const
{
int sz = 0;
- FOR_EACH (ImageSets::iterator, it, mImageSets)
+ FOR_EACH (ImageSets::const_iterator, it, mImageSets)
{
sz += (*it).first.capacity();
- ImageSet *const imageSet = (*it).second;
+ const ImageSet *const imageSet = (*it).second;
sz += imageSet->calcMemory(level + 1);
}
- FOR_EACH (ActionsIter, it, mActions)
+ FOR_EACH (ActionsCIter, it, mActions)
{
sz += sizeof(unsigned);
- ActionMap *const actionMap = (*it).second;
- FOR_EACHP (ActionMap::iterator, it2, actionMap)
+ const ActionMap *const actionMap = (*it).second;
+ FOR_EACHP (ActionMap::const_iterator, it2, actionMap)
{
sz += (*it2).first.capacity();
Action *const action = (*it2).second;
diff --git a/src/resources/sprite/spritedef.h b/src/resources/sprite/spritedef.h
index aea602cee..2fdd1987b 100644
--- a/src/resources/sprite/spritedef.h
+++ b/src/resources/sprite/spritedef.h
@@ -68,9 +68,9 @@ class SpriteDef final : public Resource
void addAction(const unsigned hp, const std::string &name,
Action *const action);
- int calcMemoryLocal() override final;
+ int calcMemoryLocal() const override final;
- int calcMemoryChilds(const int level) override final;
+ int calcMemoryChilds(const int level) const override final;
static bool addSequence(const int start,
const int end,
@@ -154,6 +154,7 @@ class SpriteDef final : public Resource
typedef std::map<unsigned, ActionMap*> Actions;
typedef Actions::const_iterator ActionsConstIter;
typedef Actions::iterator ActionsIter;
+ typedef Actions::const_iterator ActionsCIter;
ImageSets mImageSets;
Actions mActions;
diff --git a/src/resources/subimage.cpp b/src/resources/subimage.cpp
index 1b8cc9ec8..0652195dd 100644
--- a/src/resources/subimage.cpp
+++ b/src/resources/subimage.cpp
@@ -223,7 +223,7 @@ void SubImage::decRef()
}
#endif
-int SubImage::calcMemoryLocal()
+int SubImage::calcMemoryLocal() const
{
int sz = sizeof(SubImage) +
sizeof(std::map<float, SDL_Surface*>) +
diff --git a/src/resources/subimage.h b/src/resources/subimage.h
index 95c5f4100..fc9ed5826 100644
--- a/src/resources/subimage.h
+++ b/src/resources/subimage.h
@@ -78,7 +78,7 @@ class SubImage final : public Image
const int width,
const int height) override final A_WARN_UNUSED;
- int calcMemoryLocal() override;
+ int calcMemoryLocal() const override;
#ifdef USE_OPENGL
void decRef() override final;