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/*
* The ManaPlus Client
* Copyright (C) 2013 The ManaPlus Developers
*
* This file is part of The ManaPlus Client.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "utils/sdlcheckutils.h"
#ifdef DEBUG_SDL_SURFACES
#include "logger.h"
#include "utils/stringutils.h"
#include <map>
#include <SDL_image.h>
#include <SDL_ttf.h>
#include "debug.h"
#define DEBUG_SURFACE_ALLOCATION 1
struct SurfaceObject
{
SurfaceObject(const std::string &name, const char *const file,
const unsigned int line) :
mName(name),
mAddFile(strprintf("%s:%u", file, line)),
mRemoveFile(),
mCnt(1)
{
}
std::string mName;
std::string mAddFile;
std::string mRemoveFile;
int mCnt;
};
std::map<SDL_Surface*, SurfaceObject*> mSurfaces;
static SDL_Surface *addSurface(const char *const name,
SDL_Surface *const surface,
const char *const file,
const unsigned line)
{
#ifdef DEBUG_SURFACE_ALLOCATION
logger->log("add surface: %s %s:%u %p", name,
file, line, static_cast<void*>(surface));
#endif
std::map<SDL_Surface*, SurfaceObject*>::iterator
it = mSurfaces.find(surface);
if (it != mSurfaces.end())
{
SurfaceObject *const obj = (*it).second;
if (obj)
{ // found some time ago created surface
#ifdef DEBUG_SURFACE_ALLOCATION
logger->log("adding existing surface: %p, count:%d\n"
"was add %s\nwas deleted %s", surface, obj->mCnt,
obj->mAddFile.c_str(), obj->mRemoveFile.c_str());
#endif
obj->mCnt ++;
}
}
else
{ // creating surface object
mSurfaces[surface] = new SurfaceObject(name, file, line);
}
return surface;
}
static void deleteSurface(const char *const name A_UNUSED,
SDL_Surface *const surface,
const char *const file,
const unsigned line)
{
#ifdef DEBUG_SURFACE_ALLOCATION
logger->log("delete surface: %s %s:%u %p", name, file, line, surface);
#endif
std::map<SDL_Surface*, SurfaceObject*>::iterator
it = mSurfaces.find(surface);
if (it == mSurfaces.end())
{
logger->log("bad surface delete: %p at %s:%d",
static_cast<void*>(surface), file, line);
}
else
{
SurfaceObject *const obj = (*it).second;
if (obj)
{
const int cnt = obj->mCnt;
#ifdef DEBUG_SURFACE_ALLOCATION
logger->log("debug deleting surface: %p, count:%d\n"
"was add %s\nwas deleted %s", surface, cnt,
obj->mAddFile.c_str(), obj->mRemoveFile.c_str());
#endif
if (cnt < 1)
{ // surface was here but was deleted
logger->log("deleting already deleted surface: %p at %s:%d\n"
"was add %s\nwas deleted %s", static_cast<void*>(surface),
file, line, obj->mAddFile.c_str(),
obj->mRemoveFile.c_str());
}
else if (cnt == 1)
{
mSurfaces.erase(surface);
delete obj;
}
else
{
obj->mCnt --;
obj->mRemoveFile = strprintf("%s:%u", file, line);
}
}
}
}
SDL_Surface *FakeIMG_LoadPNG_RW(SDL_RWops *const src, const char *const file,
const unsigned line)
{
return addSurface("IMG_LoadPNG_RW", IMG_LoadPNG_RW(src), file, line);
}
SDL_Surface *FakeIMG_Load(const char *name, const char *const file,
const unsigned line)
{
return addSurface("IMG_Load", IMG_Load(name), file, line);
}
void FakeSDL_FreeSurface(SDL_Surface *const surface, const char *const file,
const unsigned line)
{
deleteSurface("SDL_FreeSurface", surface, file, line);
SDL_FreeSurface(surface);
}
SDL_Surface *FakeSDL_CreateRGBSurface(const uint32_t flags,
const int width, const int height,
const int depth, const uint32_t rMask,
const uint32_t gMask,
const uint32_t bMask,
const uint32_t aMask,
const char *const file,
const unsigned line)
{
return addSurface("SDL_CreateRGBSurface", SDL_CreateRGBSurface(flags,
width, height, depth, rMask, gMask, bMask, aMask), file, line);
}
SDL_Surface *FakeSDL_ConvertSurface(SDL_Surface *const src,
SDL_PixelFormat *const fmt,
const uint32_t flags,
const char *const file,
const unsigned line)
{
return addSurface("SDL_ConvertSurface", SDL_ConvertSurface(
src, fmt, flags), file, line);
}
SDL_Surface *FakeTTF_RenderUTF8_Blended(_TTF_Font *const font,
const char *const text,
const SDL_Color &fg,
const char *const file,
const unsigned line)
{
return addSurface("TTF_RenderUTF8_Blended", TTF_RenderUTF8_Blended(
font, text, fg), file, line);
}
SDL_Surface *FakeSDL_DisplayFormat(SDL_Surface *const surface,
const char *const file,
const unsigned line)
{
return addSurface("SDL_DisplayFormat",
SDL_DisplayFormat(surface), file, line);
}
SDL_Surface *FakeSDL_DisplayFormatAlpha(SDL_Surface *const surface,
const char *const file,
const unsigned line)
{
return addSurface("SDL_DisplayFormatAlpha",
SDL_DisplayFormatAlpha(surface), file, line);
}
#endif // DEBUG_SDL_SURFACES
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