From 373c794746bfe38d7abea0cedc446cb2aaa75c2e Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Sun, 8 May 2011 02:50:15 +0300
Subject: Add opengl texture counter for debugging.

---
 src/client.cpp          |  2 ++
 src/client.h            |  1 +
 src/gui/debugwindow.cpp | 16 ++++++++++++++--
 src/gui/debugwindow.h   |  1 +
 src/main.h              |  1 +
 src/resources/image.cpp |  8 ++++++++
 6 files changed, 27 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/client.cpp b/src/client.cpp
index 1ac4be9f4..8bfebf58d 100644
--- a/src/client.cpp
+++ b/src/client.cpp
@@ -156,6 +156,8 @@ bool isSafeMode = false;
 int serverVersion;
 int start_time;
 
+int textures_count = 0;
+
 /**
  * Advances game logic counter.
  * Called every 10 milliseconds by SDL_AddTimer()
diff --git a/src/client.h b/src/client.h
index eb859f0a8..f03a213db 100644
--- a/src/client.h
+++ b/src/client.h
@@ -63,6 +63,7 @@ extern volatile int cur_time;
 extern bool isSafeMode;
 extern int serverVersion;
 extern int start_time;
+extern int textures_count;
 
 class ErrorListener : public gcn::ActionListener
 {
diff --git a/src/gui/debugwindow.cpp b/src/gui/debugwindow.cpp
index cbfce25dc..ddd2bc7db 100644
--- a/src/gui/debugwindow.cpp
+++ b/src/gui/debugwindow.cpp
@@ -124,7 +124,8 @@ void DebugWindow::widgetResized(const gcn::Event &event)
     mTabs->setDimension(gcn::Rectangle(0, 0, getWidth(), getHeight()));
 }
 
-MapDebugTab::MapDebugTab()
+MapDebugTab::MapDebugTab() :
+    mTexturesLabel(0)
 {
     LayoutHelper h(this);
     ContainerPlacer place = h.getPlacer(0, 0);
@@ -169,7 +170,12 @@ MapDebugTab::MapDebugTab()
     place(0, 5, mTileMouseLabel, 2);
     place(0, 6, mParticleCountLabel, 2);
     place(0, 7, mMapActorCountLabel, 2);
-
+#ifdef USE_OPENGL
+#ifdef DEBUG_OPENGL_LEAKS
+    mTexturesLabel = new Label(strprintf("%s %s", _("Textures count:"), "?"));
+    place(0, 8, mTexturesLabel, 2);
+#endif
+#endif
     place.getCell().matchColWidth(0, 0);
     place = h.getPlacer(0, 1);
     setDimension(gcn::Rectangle(0, 0, 600, 300));
@@ -215,6 +221,12 @@ void MapDebugTab::logic()
             mMapActorCountLabel->setCaption(
                 strprintf("%s %d", _("Map actors count:"),
                 map->getActorsCount()));
+#ifdef USE_OPENGL
+#ifdef DEBUG_OPENGL_LEAKS
+            mTexturesLabel->setCaption(strprintf("%s %d",
+                _("Textures count:"), textures_count));
+#endif
+#endif
         }
     }
     else
diff --git a/src/gui/debugwindow.h b/src/gui/debugwindow.h
index b3432946b..ae4b1b597 100644
--- a/src/gui/debugwindow.h
+++ b/src/gui/debugwindow.h
@@ -63,6 +63,7 @@ class MapDebugTab : public DebugTab
         Label *mParticleCountLabel;
         Label *mMapActorCountLabel;
         Label *mXYLabel;
+        Label *mTexturesLabel;
         int mUpdateTime;
         Label *mFPSLabel;
         std::string mFPSText;
diff --git a/src/main.h b/src/main.h
index 883c7a9d5..9e0886fb4 100644
--- a/src/main.h
+++ b/src/main.h
@@ -88,6 +88,7 @@
 //define DEBUG_FONT 1
 //define DEBUG_FONT_COUNTERS 1
 //define DEBUG_ALPHA_CACHE 1
+#define DEBUG_OPENGL_LEAKS 1
 
 #define SMALL_VERSION "1.1.5.1"
 #define CHECK_VERSION "01.01.05.01"
diff --git a/src/resources/image.cpp b/src/resources/image.cpp
index d5db3b211..be7bb7f47 100644
--- a/src/resources/image.cpp
+++ b/src/resources/image.cpp
@@ -30,6 +30,7 @@
 #include "opengl1graphics.h"
 #endif
 
+#include "client.h"
 #include "log.h"
 #include "main.h"
 
@@ -217,6 +218,10 @@ void Image::unload()
     {
         glDeleteTextures(1, &mGLImage);
         mGLImage = 0;
+#ifdef DEBUG_OPENGL_LEAKS
+        if (textures_count > 0)
+            textures_count --;
+#endif
     }
 #endif
 }
@@ -675,6 +680,9 @@ Image *Image::_GLload(SDL_Surface *tmpImage)
     glTexImage2D(mTextureType, 0, 4, tmpImage->w, tmpImage->h,
                 0, GL_RGBA, GL_UNSIGNED_BYTE, tmpImage->pixels);
 
+#ifdef DEBUG_OPENGL_LEAKS
+    textures_count ++;
+#endif
     glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
     glTexParameteri(mTextureType, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
     glTexParameteri(mTextureType, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-- 
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