Added automatic backtracing via RegisterStacktrace in Backtrace. Added a simple hello world demo that just throws up a window. Started working on TileSet again and skeletoned a demo for it.

Makefile

@@ -4,9 +4,9 @@
 ifndef $(CFG)
 	CFG=Debug
 endif
-# you can also pass : mingw32 and macosx
+# you can also pass : linux and macosx
 ifndef $(OS)
-	OS=linux
+	OS=mingw32
 endif
  
 LIBNAME=sdlgame
@@ -21,9 +21,17 @@ EXESUFFIX=
 LIBSUFFIX=
 
 ifeq "$(OS)" "mingw32"
-	ADDL_CFLAGS=-mwindows
+	ADDL_CFLAGS=-rdynamic -mwindows -DOS_WIN32
-	EXESUFFIX=".exe"
+	EXESUFFIX=.exe
-	LIBSUFFIX=".a"
+	LIBSUFFIX=.a
+endif
+
+ifeq "$(OS)" "macosx"
+	ADDL_CFLAGS=-rdynamic -DOS_MACOSX
+endif
+
+ifeq "$(OS)" "linux"
+	ADDL_CFLAGS=-rdynamic -DOS_LINUX
 endif
 
 ifeq "$(CFG)" "Debug"
@@ -42,7 +50,8 @@ endif
 
 LINKLIBS=-L../../$(CFG) -L$(OUTDIR) -l$(LINKLIB) $(SDL_LDFLAGS) -lSDL_image -lSDL_mixer
 
-LIBOBJ=$(OBJDIR)/Common.o \
+LIBOBJ=$(OBJDIR)/Backtrace.o \
+	$(OBJDIR)/Common.o \
 	$(OBJDIR)/FontRenderer.o \
 	$(OBJDIR)/Renderable.o \
 	$(OBJDIR)/SpriteStrip.o \
@@ -53,11 +62,14 @@ LIBOBJ=$(OBJDIR)/Common.o \
 	$(OBJDIR)/MenuDisplay.o \
 	$(OBJDIR)/Game.o
 
-DEMOS=bouncingball \
+DEMOS=backtrace \
+	bouncingball \
 	exploder \
 	explodingball \
 	frictionball \
-	gravity
+	helloworld \
+	gravity \
+	tilemap \
 
 CC = gcc
 CXX = g++
@@ -91,7 +103,7 @@ clean:
 	cd demo && for dir in $(DEMOS); do cd $$dir && make CFG=$(CFG) OS=$(OS) clean; if [ $$? -ne 0 ]; then exit 1 ; fi; cd .. ; done
 .PHONY: demos
 demos:
-	cd demo && for dir in $(DEMOS); do cd $$dir && make CFG=$(CFG) OS=$(OS); if [ $$? -ne 0 ]; then exit 1 ; fi; cd .. ; done
+	cd demo && for dir in $(DEMOS); do cd $$dir && make "ADDL_CFLAGS=$(ADDL_CFLAGS)" CFG=$(CFG) OS=$(OS); if [ $$? -ne 0 ]; then exit 1 ; fi; cd .. ; done
 
 .PHONY: rebuild
 rebuild:

demo/backtrace/Makefile

@@ -0,0 +1,98 @@
+# This makefile is a bit hackish. I wrote it early in the AM. 
+# Fohgiveuhness, please!!
+
+
+ifndef $(CFG)
+	CFG=Debug
+endif
+
+# you can also pass : mingw32 and macosx
+ifndef $(OS)
+	OS=linux
+endif
+ 
+TARGET=demo
+BINTARGET=$(TARGET)
+PROJECTHOME=$(shell pwd)
+SDL_CFLAGS=$(shell sdl-config --cflags)
+SDL_LDFLAGS=$(shell sdl-config --libs)
+LIBDIR=/usr/lib
+HEADERDIR=/usr/include
+ADDL_CFLAGS=
+
+ifeq "$(OS)" "mingw32"
+	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32 -rdynamic
+endif
+ifeq "$(OS)" "linux"
+	ADDL_CFLAGS=-DBUILD_LINUX -rdynamic
+endif 
+
+# default for release configs
+ifeq "$(CFG)" "Release"
+	OUTDIR=Release
+	ifeq "$(OS)" "mingw32"
+		BINTARGET=$(TARGET).exe
+	else
+		BINTARGET=$(TARGET)
+	endif
+	LINKLIB=sdlgame
+	CXXFLAGS=-I../../ -I$(HEADERDIR) -I./cpp -c $(SDL_CFLAGS) $(ADDL_CFLAGS)
+endif
+ifeq "$(CFG)" "Debug"
+	OUTDIR=Debug
+	ifeq "$(OS)" "mingw32"
+		BINTARGET=$(TARGET)-dbg.exe
+	else
+		BINTARGET=$(TARGET)-dbg
+	endif
+	LINKLIB=sdlgame-dbg
+	CXXFLAGS=-I../../ -I$(HEADERDIR) -I./cpp  -pg -g -ggdb -gstabs -Wall -c $(SDL_CFLAGS) $(ADDL_CFLAGS)
+endif
+
+LINKLIBS=-L../../$(CFG) -L$(LIBDIR) -l$(LINKLIB) $(SDL_LDFLAGS) -lSDL_image -lSDL_mixer -lSDL_gfx -lSDL_ttf
+
+BINOBJ=$(OUTDIR)/demo.o
+
+ifeq "$(OS)" "mingw32"
+	BTOBJ=$(OUTDIR)/backtrace.dll
+endif
+
+CC = gcc
+CXX = g++
+LD = $(CXX)
+INSTALL = $(which install)
+
+$(OUTDIR)/%.o : cpp/%.cpp
+	$(CXX) $(CXXFLAGS) -o $@ $<
+
+all: bin
+
+.PHONY: $(BTOBJ)
+$(BTOBJ): 
+	cp /usr/local/lib/backtrace.dll $(OUTDIR)/
+	cp /usr/local/lib/av*dll $(OUTDIR)/
+	cp /usr/local/lib/swscale*dll $(OUTDIR)/
+	cp /usr/local/bin/*SDL*dll $(OUTDIR)/
+	cp /usr/local/bin/freetype*dll $(OUTDIR)/
+	cp /usr/local/bin/*png*dll $(OUTDIR)/
+	cp /usr/local/bin/*jpeg*dll $(OUTDIR)/
+	cp /usr/local/bin/libimage*dll $(OUTDIR)/
+	cp /usr/local/bin/libogg*dll $(OUTDIR)/
+	cp /usr/local/bin/*vorbis*dll $(OUTDIR)/
+	cp /usr/local/bin/librle*dll $(OUTDIR)/
+	cp /usr/local/bin/libtiff*dll $(OUTDIR)/
+	cp /usr/local/bin/libxml2*dll $(OUTDIR)/
+	cp /usr/local/bin/zlib*dll $(OUTDIR)/
+
+bin: $(BINOBJ) $(BTOBJ)
+	$(LD) -pg -o $(OUTDIR)/$(BINTARGET) \
+		-pg $(BINOBJ) $(LINKLIBS)  
+
+.PHONY: clean
+clean:
+	rm -f $(OUTDIR)/*
+
+.PHONY: rebuild
+rebuild:
+	make clean
+	make CFG=$(CFG)

demo/backtrace/cpp/demo.cpp

@@ -0,0 +1,28 @@
+/*
+ * This demo starts up and intentionally crashes itself to prove the backtrace stuff works
+ */
+
+#include <libsdlgame/libsdlgame.h>
+
+class Object {
+private:
+        int *x;
+public:
+        int crashme(void);
+};
+
+int Object::crashme(void)
+{
+        this->x = 0;
+        return *(this->x);
+}
+
+int main(int argc, char *argv[])
+{
+  RegisterStacktrace();
+
+  // We don't initialize anything here because we would lose the memory
+  Object x;
+  x.crashme();
+  return 0;
+}

demo/bouncingball/Makefile

@@ -21,10 +21,10 @@ HEADERDIR=/usr/include
 ADDL_CFLAGS=
 
 ifeq "$(OS)" "mingw32"
-	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32
+	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32 -rdynamic
 endif
 ifeq "$(OS)" "linux"
-	ADDL_CFLAGS=-DBUILD_LINUX
+	ADDL_CFLAGS=-DBUILD_LINUX -rdynamic
 endif 
 
 # default for release configs
@@ -53,6 +53,10 @@ LINKLIBS=-L../../$(CFG) -L$(LIBDIR) -l$(LINKLIB) $(SDL_LDFLAGS) -lSDL_image -lSD
 
 BINOBJ=$(OUTDIR)/demo.o
 
+ifeq "$(OS)" "mingw32"
+	BTOBJ=$(OUTDIR)/backtrace.dll
+endif
+
 CC = gcc
 CXX = g++
 LD = $(CXX)
@@ -63,14 +67,30 @@ $(OUTDIR)/%.o : cpp/%.cpp
 
 all: bin
 
-bin: $(BINOBJ)
+.PHONY: $(BTOBJ)
+$(BTOBJ): 
+	cp /usr/local/lib/backtrace.dll $(OUTDIR)/
+	cp /usr/local/lib/av*dll $(OUTDIR)/
+	cp /usr/local/lib/swscale*dll $(OUTDIR)/
+	cp /usr/local/bin/*SDL*dll $(OUTDIR)/
+	cp /usr/local/bin/freetype*dll $(OUTDIR)/
+	cp /usr/local/bin/*png*dll $(OUTDIR)/
+	cp /usr/local/bin/*jpeg*dll $(OUTDIR)/
+	cp /usr/local/bin/libimage*dll $(OUTDIR)/
+	cp /usr/local/bin/libogg*dll $(OUTDIR)/
+	cp /usr/local/bin/*vorbis*dll $(OUTDIR)/
+	cp /usr/local/bin/librle*dll $(OUTDIR)/
+	cp /usr/local/bin/libtiff*dll $(OUTDIR)/
+	cp /usr/local/bin/libxml2*dll $(OUTDIR)/
+	cp /usr/local/bin/zlib*dll $(OUTDIR)/
+
+bin: $(BINOBJ) $(BTOBJ)
 	$(LD) -pg -o $(OUTDIR)/$(BINTARGET) \
 		-pg $(BINOBJ) $(LINKLIBS)  
 
 .PHONY: clean
 clean:
-	rm -f $(OUTDIR)/*.o
+	rm -f $(OUTDIR)/*
-	rm -f $(OUTDIR)/$(BINTARGET)
 
 .PHONY: rebuild
 rebuild:

demo/exploder/Makefile

@@ -21,10 +21,10 @@ HEADERDIR=/usr/include
 ADDL_CFLAGS=
 
 ifeq "$(OS)" "mingw32"
-	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32
+	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32 -rdynamic
 endif
 ifeq "$(OS)" "linux"
-	ADDL_CFLAGS=-DBUILD_LINUX
+	ADDL_CFLAGS=-DBUILD_LINUX -rdynamic
 endif 
 
 # default for release configs
@@ -36,7 +36,7 @@ ifeq "$(CFG)" "Release"
 		BINTARGET=$(TARGET)
 	endif
 	LINKLIB=sdlgame
-	CXXFLAGS=-I../../ -I$(HEADERDIR)  -I./cpp -c $(SDL_CFLAGS) $(ADDL_CFLAGS)
+	CXXFLAGS=-I../../ -I$(HEADERDIR) -I./cpp -c $(SDL_CFLAGS) $(ADDL_CFLAGS)
 endif
 ifeq "$(CFG)" "Debug"
 	OUTDIR=Debug
@@ -53,6 +53,10 @@ LINKLIBS=-L../../$(CFG) -L$(LIBDIR) -l$(LINKLIB) $(SDL_LDFLAGS) -lSDL_image -lSD
 
 BINOBJ=$(OUTDIR)/demo.o
 
+ifeq "$(OS)" "mingw32"
+	BTOBJ=$(OUTDIR)/backtrace.dll
+endif
+
 CC = gcc
 CXX = g++
 LD = $(CXX)
@@ -63,14 +67,30 @@ $(OUTDIR)/%.o : cpp/%.cpp
 
 all: bin
 
-bin: $(BINOBJ)
+.PHONY: $(BTOBJ)
+$(BTOBJ): 
+	cp /usr/local/lib/backtrace.dll $(OUTDIR)/
+	cp /usr/local/lib/av*dll $(OUTDIR)/
+	cp /usr/local/lib/swscale*dll $(OUTDIR)/
+	cp /usr/local/bin/*SDL*dll $(OUTDIR)/
+	cp /usr/local/bin/freetype*dll $(OUTDIR)/
+	cp /usr/local/bin/*png*dll $(OUTDIR)/
+	cp /usr/local/bin/*jpeg*dll $(OUTDIR)/
+	cp /usr/local/bin/libimage*dll $(OUTDIR)/
+	cp /usr/local/bin/libogg*dll $(OUTDIR)/
+	cp /usr/local/bin/*vorbis*dll $(OUTDIR)/
+	cp /usr/local/bin/librle*dll $(OUTDIR)/
+	cp /usr/local/bin/libtiff*dll $(OUTDIR)/
+	cp /usr/local/bin/libxml2*dll $(OUTDIR)/
+	cp /usr/local/bin/zlib*dll $(OUTDIR)/
+
+bin: $(BINOBJ) $(BTOBJ)
 	$(LD) -pg -o $(OUTDIR)/$(BINTARGET) \
 		-pg $(BINOBJ) $(LINKLIBS)  
 
 .PHONY: clean
 clean:
-	rm -f $(OUTDIR)/*.o
+	rm -f $(OUTDIR)/*
-	rm -f $(OUTDIR)/$(BINTARGET)
 
 .PHONY: rebuild
 rebuild:

demo/explodingball/Makefile

@@ -21,10 +21,10 @@ HEADERDIR=/usr/include
 ADDL_CFLAGS=
 
 ifeq "$(OS)" "mingw32"
-	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32
+	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32 -rdynamic
 endif
 ifeq "$(OS)" "linux"
-	ADDL_CFLAGS=-DBUILD_LINUX
+	ADDL_CFLAGS=-DBUILD_LINUX -rdynamic
 endif 
 
 # default for release configs
@@ -53,6 +53,10 @@ LINKLIBS=-L../../$(CFG) -L$(LIBDIR) -l$(LINKLIB) $(SDL_LDFLAGS) -lSDL_image -lSD
 
 BINOBJ=$(OUTDIR)/demo.o
 
+ifeq "$(OS)" "mingw32"
+	BTOBJ=$(OUTDIR)/backtrace.dll
+endif
+
 CC = gcc
 CXX = g++
 LD = $(CXX)
@@ -63,14 +67,30 @@ $(OUTDIR)/%.o : cpp/%.cpp
 
 all: bin
 
-bin: $(BINOBJ)
+.PHONY: $(BTOBJ)
+$(BTOBJ): 
+	cp /usr/local/lib/backtrace.dll $(OUTDIR)/
+	cp /usr/local/lib/av*dll $(OUTDIR)/
+	cp /usr/local/lib/swscale*dll $(OUTDIR)/
+	cp /usr/local/bin/*SDL*dll $(OUTDIR)/
+	cp /usr/local/bin/freetype*dll $(OUTDIR)/
+	cp /usr/local/bin/*png*dll $(OUTDIR)/
+	cp /usr/local/bin/*jpeg*dll $(OUTDIR)/
+	cp /usr/local/bin/libimage*dll $(OUTDIR)/
+	cp /usr/local/bin/libogg*dll $(OUTDIR)/
+	cp /usr/local/bin/*vorbis*dll $(OUTDIR)/
+	cp /usr/local/bin/librle*dll $(OUTDIR)/
+	cp /usr/local/bin/libtiff*dll $(OUTDIR)/
+	cp /usr/local/bin/libxml2*dll $(OUTDIR)/
+	cp /usr/local/bin/zlib*dll $(OUTDIR)/
+
+bin: $(BINOBJ) $(BTOBJ)
 	$(LD) -pg -o $(OUTDIR)/$(BINTARGET) \
 		-pg $(BINOBJ) $(LINKLIBS)  
 
 .PHONY: clean
 clean:
-	rm -f $(OUTDIR)/*.o
+	rm -f $(OUTDIR)/*
-	rm -f $(OUTDIR)/$(BINTARGET)
 
 .PHONY: rebuild
 rebuild:

demo/frictionball/Makefile

@@ -21,10 +21,10 @@ HEADERDIR=/usr/include
 ADDL_CFLAGS=
 
 ifeq "$(OS)" "mingw32"
-	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32
+	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32 -rdynamic
 endif
 ifeq "$(OS)" "linux"
-	ADDL_CFLAGS=-DBUILD_LINUX
+	ADDL_CFLAGS=-DBUILD_LINUX -rdynamic
 endif 
 
 # default for release configs
@@ -53,6 +53,10 @@ LINKLIBS=-L../../$(CFG) -L$(LIBDIR) -l$(LINKLIB) $(SDL_LDFLAGS) -lSDL_image -lSD
 
 BINOBJ=$(OUTDIR)/demo.o
 
+ifeq "$(OS)" "mingw32"
+	BTOBJ=$(OUTDIR)/backtrace.dll
+endif
+
 CC = gcc
 CXX = g++
 LD = $(CXX)
@@ -63,14 +67,30 @@ $(OUTDIR)/%.o : cpp/%.cpp
 
 all: bin
 
-bin: $(BINOBJ)
+.PHONY: $(BTOBJ)
+$(BTOBJ): 
+	cp /usr/local/lib/backtrace.dll $(OUTDIR)/
+	cp /usr/local/lib/av*dll $(OUTDIR)/
+	cp /usr/local/lib/swscale*dll $(OUTDIR)/
+	cp /usr/local/bin/*SDL*dll $(OUTDIR)/
+	cp /usr/local/bin/freetype*dll $(OUTDIR)/
+	cp /usr/local/bin/*png*dll $(OUTDIR)/
+	cp /usr/local/bin/*jpeg*dll $(OUTDIR)/
+	cp /usr/local/bin/libimage*dll $(OUTDIR)/
+	cp /usr/local/bin/libogg*dll $(OUTDIR)/
+	cp /usr/local/bin/*vorbis*dll $(OUTDIR)/
+	cp /usr/local/bin/librle*dll $(OUTDIR)/
+	cp /usr/local/bin/libtiff*dll $(OUTDIR)/
+	cp /usr/local/bin/libxml2*dll $(OUTDIR)/
+	cp /usr/local/bin/zlib*dll $(OUTDIR)/
+
+bin: $(BINOBJ) $(BTOBJ)
 	$(LD) -pg -o $(OUTDIR)/$(BINTARGET) \
 		-pg $(BINOBJ) $(LINKLIBS)  
 
 .PHONY: clean
 clean:
-	rm -f $(OUTDIR)/*.o
+	rm -f $(OUTDIR)/*
-	rm -f $(OUTDIR)/$(BINTARGET)
 
 .PHONY: rebuild
 rebuild:

demo/gravity/Makefile

@@ -21,10 +21,10 @@ HEADERDIR=/usr/include
 ADDL_CFLAGS=
 
 ifeq "$(OS)" "mingw32"
-	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32
+	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32 -rdynamic
 endif
 ifeq "$(OS)" "linux"
-	ADDL_CFLAGS=-DBUILD_LINUX
+	ADDL_CFLAGS=-DBUILD_LINUX -rdynamic
 endif 
 
 # default for release configs
@@ -53,6 +53,10 @@ LINKLIBS=-L../../$(CFG) -L$(LIBDIR) -l$(LINKLIB) $(SDL_LDFLAGS) -lSDL_image -lSD
 
 BINOBJ=$(OUTDIR)/demo.o
 
+ifeq "$(OS)" "mingw32"
+	BTOBJ=$(OUTDIR)/backtrace.dll
+endif
+
 CC = gcc
 CXX = g++
 LD = $(CXX)
@@ -63,14 +67,30 @@ $(OUTDIR)/%.o : cpp/%.cpp
 
 all: bin
 
-bin: $(BINOBJ)
+.PHONY: $(BTOBJ)
+$(BTOBJ): 
+	cp /usr/local/lib/backtrace.dll $(OUTDIR)/
+	cp /usr/local/lib/av*dll $(OUTDIR)/
+	cp /usr/local/lib/swscale*dll $(OUTDIR)/
+	cp /usr/local/bin/*SDL*dll $(OUTDIR)/
+	cp /usr/local/bin/freetype*dll $(OUTDIR)/
+	cp /usr/local/bin/*png*dll $(OUTDIR)/
+	cp /usr/local/bin/*jpeg*dll $(OUTDIR)/
+	cp /usr/local/bin/libimage*dll $(OUTDIR)/
+	cp /usr/local/bin/libogg*dll $(OUTDIR)/
+	cp /usr/local/bin/*vorbis*dll $(OUTDIR)/
+	cp /usr/local/bin/librle*dll $(OUTDIR)/
+	cp /usr/local/bin/libtiff*dll $(OUTDIR)/
+	cp /usr/local/bin/libxml2*dll $(OUTDIR)/
+	cp /usr/local/bin/zlib*dll $(OUTDIR)/
+
+bin: $(BINOBJ) $(BTOBJ)
 	$(LD) -pg -o $(OUTDIR)/$(BINTARGET) \
 		-pg $(BINOBJ) $(LINKLIBS)  
 
 .PHONY: clean
 clean:
-	rm -f $(OUTDIR)/*.o
+	rm -f $(OUTDIR)/*
-	rm -f $(OUTDIR)/$(BINTARGET)
 
 .PHONY: rebuild
 rebuild:

demo/helloworld/Makefile

@@ -0,0 +1,98 @@
+# This makefile is a bit hackish. I wrote it early in the AM. 
+# Fohgiveuhness, please!!
+
+
+ifndef $(CFG)
+	CFG=Debug
+endif
+
+# you can also pass : mingw32 and macosx
+ifndef $(OS)
+	OS=linux
+endif
+ 
+TARGET=demo
+BINTARGET=$(TARGET)
+PROJECTHOME=$(shell pwd)
+SDL_CFLAGS=$(shell sdl-config --cflags)
+SDL_LDFLAGS=$(shell sdl-config --libs)
+LIBDIR=/usr/lib
+HEADERDIR=/usr/include
+ADDL_CFLAGS=
+
+ifeq "$(OS)" "mingw32"
+	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32 -rdynamic
+endif
+ifeq "$(OS)" "linux"
+	ADDL_CFLAGS=-DBUILD_LINUX -rdynamic
+endif 
+
+# default for release configs
+ifeq "$(CFG)" "Release"
+	OUTDIR=Release
+	ifeq "$(OS)" "mingw32"
+		BINTARGET=$(TARGET).exe
+	else
+		BINTARGET=$(TARGET)
+	endif
+	LINKLIB=sdlgame
+	CXXFLAGS=-I../../ -I$(HEADERDIR) -I./cpp -c $(SDL_CFLAGS) $(ADDL_CFLAGS)
+endif
+ifeq "$(CFG)" "Debug"
+	OUTDIR=Debug
+	ifeq "$(OS)" "mingw32"
+		BINTARGET=$(TARGET)-dbg.exe
+	else
+		BINTARGET=$(TARGET)-dbg
+	endif
+	LINKLIB=sdlgame-dbg
+	CXXFLAGS=-I../../ -I$(HEADERDIR) -I./cpp  -pg -g -ggdb -gstabs -Wall -c $(SDL_CFLAGS) $(ADDL_CFLAGS)
+endif
+
+LINKLIBS=-L../../$(CFG) -L$(LIBDIR) -l$(LINKLIB) $(SDL_LDFLAGS) -lSDL_image -lSDL_mixer -lSDL_gfx -lSDL_ttf
+
+BINOBJ=$(OUTDIR)/demo.o
+
+ifeq "$(OS)" "mingw32"
+	BTOBJ=$(OUTDIR)/backtrace.dll
+endif
+
+CC = gcc
+CXX = g++
+LD = $(CXX)
+INSTALL = $(which install)
+
+$(OUTDIR)/%.o : cpp/%.cpp
+	$(CXX) $(CXXFLAGS) -o $@ $<
+
+all: bin
+
+.PHONY: $(BTOBJ)
+$(BTOBJ): 
+	cp /usr/local/lib/backtrace.dll $(OUTDIR)/
+	cp /usr/local/lib/av*dll $(OUTDIR)/
+	cp /usr/local/lib/swscale*dll $(OUTDIR)/
+	cp /usr/local/bin/*SDL*dll $(OUTDIR)/
+	cp /usr/local/bin/freetype*dll $(OUTDIR)/
+	cp /usr/local/bin/*png*dll $(OUTDIR)/
+	cp /usr/local/bin/*jpeg*dll $(OUTDIR)/
+	cp /usr/local/bin/libimage*dll $(OUTDIR)/
+	cp /usr/local/bin/libogg*dll $(OUTDIR)/
+	cp /usr/local/bin/*vorbis*dll $(OUTDIR)/
+	cp /usr/local/bin/librle*dll $(OUTDIR)/
+	cp /usr/local/bin/libtiff*dll $(OUTDIR)/
+	cp /usr/local/bin/libxml2*dll $(OUTDIR)/
+	cp /usr/local/bin/zlib*dll $(OUTDIR)/
+
+bin: $(BINOBJ) $(BTOBJ)
+	$(LD) -pg -o $(OUTDIR)/$(BINTARGET) \
+		-pg $(BINOBJ) $(LINKLIBS)  
+
+.PHONY: clean
+clean:
+	rm -f $(OUTDIR)/*
+
+.PHONY: rebuild
+rebuild:
+	make clean
+	make CFG=$(CFG)

demo/helloworld/cpp/demo.cpp

@@ -0,0 +1,33 @@
+/*
+ * This demo starts up and does nothing until you hit Escape to kill it.
+ */
+
+#include <libsdlgame/libsdlgame.h>
+
+int main(int argc, char *argv[])
+{
+	Display2D display = Display2D();
+	Game &myGame = Game::NewSingleton();
+	unsigned int lastTimer = 0;
+
+	myGame.initSDL();
+	myGame.initVideo(640, 480, 32, SDL_HWSURFACE|SDL_DOUBLEBUF);
+	display.initVideo((Vector){0,0,0}, 640, 480, 32, SDL_HWSURFACE);
+	display.setActive(1);
+	myGame.windows.push_back(&display);
+
+	lastTimer = SDL_GetTicks();
+
+	while ( 1 ) {
+	    if ( (SDL_GetTicks() - lastTimer) >= (1000/30) ) {
+		myGame.update();
+		lastTimer = SDL_GetTicks();
+	    } else {
+		myGame.update(1);
+	    }
+	    if ( myGame.keyHeldDown(SDLK_ESCAPE) ) {
+		break;
+	    }
+	    myGame.finishFrame();
+	}
+}

demo/tilemap/Makefile

@@ -0,0 +1,98 @@
+# This makefile is a bit hackish. I wrote it early in the AM. 
+# Fohgiveuhness, please!!
+
+
+ifndef $(CFG)
+	CFG=Debug
+endif
+
+# you can also pass : mingw32 and macosx
+ifndef $(OS)
+	OS=linux
+endif
+ 
+TARGET=demo
+BINTARGET=$(TARGET)
+PROJECTHOME=$(shell pwd)
+SDL_CFLAGS=$(shell sdl-config --cflags)
+SDL_LDFLAGS=$(shell sdl-config --libs)
+LIBDIR=/usr/lib
+HEADERDIR=/usr/include
+ADDL_CFLAGS=
+
+ifeq "$(OS)" "mingw32"
+	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32 -rdynamic
+endif
+ifeq "$(OS)" "linux"
+	ADDL_CFLAGS=-DBUILD_LINUX -rdynamic
+endif 
+
+# default for release configs
+ifeq "$(CFG)" "Release"
+	OUTDIR=Release
+	ifeq "$(OS)" "mingw32"
+		BINTARGET=$(TARGET).exe
+	else
+		BINTARGET=$(TARGET)
+	endif
+	LINKLIB=sdlgame
+	CXXFLAGS=-I../../ -I$(HEADERDIR) -I./cpp -c $(SDL_CFLAGS) $(ADDL_CFLAGS)
+endif
+ifeq "$(CFG)" "Debug"
+	OUTDIR=Debug
+	ifeq "$(OS)" "mingw32"
+		BINTARGET=$(TARGET)-dbg.exe
+	else
+		BINTARGET=$(TARGET)-dbg
+	endif
+	LINKLIB=sdlgame-dbg
+	CXXFLAGS=-I../../ -I$(HEADERDIR) -I./cpp  -pg -g -ggdb -gstabs -Wall -c $(SDL_CFLAGS) $(ADDL_CFLAGS)
+endif
+
+LINKLIBS=-L../../$(CFG) -L$(LIBDIR) -l$(LINKLIB) $(SDL_LDFLAGS) -lSDL_image -lSDL_mixer -lSDL_gfx -lSDL_ttf
+
+BINOBJ=$(OUTDIR)/demo.o
+
+ifeq "$(OS)" "mingw32"
+	BTOBJ=$(OUTDIR)/backtrace.dll
+endif
+
+CC = gcc
+CXX = g++
+LD = $(CXX)
+INSTALL = $(which install)
+
+$(OUTDIR)/%.o : cpp/%.cpp
+	$(CXX) $(CXXFLAGS) -o $@ $<
+
+all: bin
+
+.PHONY: $(BTOBJ)
+$(BTOBJ): 
+	cp /usr/local/lib/backtrace.dll $(OUTDIR)/
+	cp /usr/local/lib/av*dll $(OUTDIR)/
+	cp /usr/local/lib/swscale*dll $(OUTDIR)/
+	cp /usr/local/bin/*SDL*dll $(OUTDIR)/
+	cp /usr/local/bin/freetype*dll $(OUTDIR)/
+	cp /usr/local/bin/*png*dll $(OUTDIR)/
+	cp /usr/local/bin/*jpeg*dll $(OUTDIR)/
+	cp /usr/local/bin/libimage*dll $(OUTDIR)/
+	cp /usr/local/bin/libogg*dll $(OUTDIR)/
+	cp /usr/local/bin/*vorbis*dll $(OUTDIR)/
+	cp /usr/local/bin/librle*dll $(OUTDIR)/
+	cp /usr/local/bin/libtiff*dll $(OUTDIR)/
+	cp /usr/local/bin/libxml2*dll $(OUTDIR)/
+	cp /usr/local/bin/zlib*dll $(OUTDIR)/
+
+bin: $(BINOBJ) $(BTOBJ)
+	$(LD) -pg -o $(OUTDIR)/$(BINTARGET) \
+		-pg $(BINOBJ) $(LINKLIBS)  
+
+.PHONY: clean
+clean:
+	rm -f $(OUTDIR)/*
+
+.PHONY: rebuild
+rebuild:
+	make clean
+	make CFG=$(CFG)

demo/tilemap/cpp/demo.cpp

@@ -0,0 +1,33 @@
+/*
+ * This demo starts up and does nothing until you hit Escape to kill it.
+ */
+
+#include <libsdlgame/libsdlgame.h>
+
+int main(int argc, char *argv[])
+{
+	Display2D display = Display2D();
+	Game &myGame = Game::NewSingleton();
+	unsigned int lastTimer = 0;
+
+	myGame.initSDL();
+	myGame.initVideo(640, 480, 32, SDL_HWSURFACE|SDL_DOUBLEBUF);
+	display.initVideo((Vector){0,0,0}, 640, 480, 32, SDL_HWSURFACE);
+	display.setActive(1);
+	myGame.windows.push_back(&display);
+
+	lastTimer = SDL_GetTicks();
+
+	while ( 1 ) {
+	    if ( (SDL_GetTicks() - lastTimer) >= (1000/30) ) {
+		myGame.update();
+		lastTimer = SDL_GetTicks();
+	    } else {
+		myGame.update(1);
+	    }
+	    if ( myGame.keyHeldDown(SDLK_ESCAPE) ) {
+		break;
+	    }
+	    myGame.finishFrame();
+	}
+}

deps/Makefile

@@ -4,7 +4,7 @@ CFLAGS=$(CFLAGS) -I/usr/local/include -I/usr/include
 LDFLAGS=$(LDFLAGS) -L/usr/local/lib -L/usr/lib
 
 .PHONY: packages
-packages: SDL zlib libpng libjpeg libtiff SDL_image libvorbis flac SDL_mixer freetype SDL_ttf SDL_gfx libxml2 cmake ffmpeg SDL_ffmpeg
+packages: SDL zlib libpng libjpeg libtiff SDL_image libvorbis flac SDL_mixer freetype SDL_ttf SDL_gfx libxml2 cmake ffmpeg SDL_ffmpeg backtrace
 
 .PHONY: SDL
 SDL:
@@ -144,6 +144,11 @@ yaml-cpp:
 	cp -vR yaml-cpp/include/yaml-cpp /usr/local/include/
 	cp yaml-cpp/libyaml-cpp.a /usr/local/lib/
 
+.PHONY: backtrace
+backtrace:
+	svn checkout http://backtrace-mingw.googlecode.com/svn/trunk/ backtrace-mingw-read-only
+	cd backtrace-mingw-read-only && make && cp backtrace.dll /usr/local/lib/
+
 .PHONY: clean
 clean:	
 	rm -rf *gz *zip *bz2

libsdlgame/Backtrace.cpp

@@ -0,0 +1,67 @@
+#ifdef __WIN32__
+#include <windows.h>
+#endif
+
+#include <stdlib.h>
+#include <iostream>
+
+void RegisterStacktrace()
+{
+#ifdef __WIN32__
+  if ( LoadLibraryA("backtrace.dll") == NULL ) {
+    std::cerr << "Unable to locate backtrace.dll.\n";
+    exit(1);
+  }
+#else
+  signal(SIGSEGV, &__libsdlgame_sigsegvhandler);
+#endif
+}
+
+#ifndef __WIN32__
+
+#include <execinfo.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <signal.h>
+
+/* Backtrace.cpp
+ * 
+ * This file is compiled for OS X and Linux targets. mingw32 targets
+ * use backtrace pulled in the dependencies. 
+ */
+
+/* Obtain a backtrace and print it to stdout. */
+void __libsdlgame_show_stacktrace (void)
+{
+  void *array[10];
+  size_t size;
+  char **strings;
+  size_t i;
+
+  size = backtrace (array, 10);
+  // The heap may be corrupt at this point, so this may be an 
+  // invitation to disaster, but we don't have much choice.
+  strings = backtrace_symbols (array, size);
+
+  fprintf(stderr, "Obtained %zd stack frames.\n", size);
+
+  for (i = 0; i < size; i++)
+    fprintf(stderr, "%s\n", strings[i]);
+
+  free (strings);
+}
+
+void __libsdlgame_sigsegvhandler(int z)
+{
+  fprintf(stderr, "Caught segmentation fault; stacktrace follows.\n");
+  print_trace();
+#ifdef DEBUG_LOOPONSEGFAULT
+  fprintf(stderr, "Entering infinite loop; please connect a debugger to me and then kill me.\n");
+  fflush(stderr);
+  while ( 1 ) { };
+#endif
+  exit(1);
+}
+
+#endif
+

libsdlgame/Backtrace.h

@@ -0,0 +1,11 @@
+#ifndef __BACKTRACE_H__
+#define __BACKTRACE_H__
+
+#ifdef __WIN32__
+extern void __libsdlgame_sigsegvhandler(int z);
+extern void __libsdlgame_show_stacktrace(void);
+#endif
+
+extern void RegisterStacktrace(void);
+
+#endif // __BACKTRACE_H__

libsdlgame/Common.h

@@ -5,7 +5,8 @@
 
 /**
  * @def GAMEFPS
- * Redefine this value to change the FPS you want the game to lock to (USUALLY works)
+ * Redefine this value to change the FPS you want the game to lock to 
+ * (USUALLY works)
 */
 #define GAMEFPS		60
 

libsdlgame/TileSet.cpp

@@ -7,26 +7,53 @@ int TileDisplay::loadFromTMX(std::string filename)
 {
     xmlTextReaderPtr reader;
     const xmlChar *name;
+    const xmlChar *attr;
     const xmlChar *value;
     int ret;
 
     reader = xmlReaderForFile(filename.c_str(), NULL, 0);
-    if ( reader != NULL ) {
+    if ( reader == NULL )
-	ret = xmlTextReaderRead(reader);
+      goto loadfromtmx_fail;
-	while ( ret == 1) {
+    ret = xmlTextReaderRead(reader);
-	    name = xmlTextReaderConstName(reader);
-	    if ( name != NULL ) {
-		if ( !strcmp(name, "map") ) {
 
-		}
+    name = xmlTextReaderConstName(reader);
-		value = xmlTextReaderConstValue(reader);
+    // -- buildup the map flags
-	    }
+    if ( name != NULL ) {
-	    // process current node
+      if ( !strcmp(name, "map") ) {
-	}
+	goto loadfromtmx_fail;
-	xmlFreeTextReader(reader);
+      }
-	if ( ret == 0 ) {
+      attr = xmlTextReaderGetAttribute(reader, ATTR_ORIENTATION_KEY);
-	    return 1;
+      if ( !strcmp(attr, ATTR_ORIENTATION_ORTHO) )
-	}
+	this->flags = this->flags & TILEMAP_ORTHOGONAL;
+      else if ( !strcmp(attr, ATTR_ORIENTATION_ISO) )
+	this->flags = this->flags & TILEMAP_ISOMETRIC;
+      else
+	goto loadfromtmx_fail;
+      this->w = atoi(xmlTextReaderGetAttribute(reader, ATTR_MAPWIDTH_KEY));
+      this->h = atoi(xmlTextReaderGetAttribute(reader, ATTR_MAPHEIGHT_KEY));
+      this->tw = atoi(xmlTextReaderGetAttribute(reader, ATTR_TILEWIDTH_KEY));
+      this->th = atoi(xmlTextReaderGetAttribute(reader, ATTR_TILEHEIGHT_KEY));
     }
+
+    // -- load the actual map
+    while ( ret == 1) {
+      name = xmlTextReaderConstName(reader);
+      if ( name != NULL ) {
+	if ( !strcmp(name, "map") ) {
+	  goto loadfromtmx_fail;
+	}
+	value = xmlTextReaderConstValue(reader);
+      }
+      // process current node
+    }
+    xmlTextReaderClose(reader);
+    xmlFreeTextReader(reader);
     return 0;
+loadfromtmx_fail:
+    ret = 1;
+    if ( reader ) {
+      xmlTextReaderClose(reader);
+      xmlFreeTextReader(reader);
+    }
+    return ret;
 }

libsdlgame/TileSet.h

@@ -4,6 +4,14 @@
 #include <SDL.h>
 #include "Display2D.h"
 
+#define ATTR_ORIENTATION_KEY    "orientation"
+#define ATTR_ORIENTATION_ORTHO  "orthogonal"
+#define ATTR_ORIENTATION_ISO    "isometric"
+#define ATTR_MAPWIDTH_KEY       "width"
+#define ATTR_MAPHEIGHT_KEY      "height"
+#define ATTR_TILEWIDTH_KEY      "tilewidth"
+#define ATTR_TILEHEIGHT_KEY     "tileheight"
+
 #define TILEMAP_ORTHOGONAL	1
 #define TILEMAP_ISOMETRIC	2
 
@@ -22,6 +30,7 @@ class TileDisplay : public Display2D {
 protected:
     TileGroup tilegroup;
     std::vector<int>[MAX_LAYERS] layers;
+    int flags;
     int w;
     int h;
     int tw;

libsdlgame/libsdlgame.h

@@ -1,6 +1,7 @@
 #ifndef __LIBGAME_H__
 #define __LIBGAME_H__
 
+#include "Backtrace.h"
 #include "Common.h"
 #include "FontRenderer.h"
 #include "Renderable.h"