Began merging the jam branch into the development (read more)

The list of changes committed:

* Removed SimpleRNG
* Added Timer (for debugging)
* Added BoundingBox
* Added floating point snapToBase()
* Added error check to Vector2::Normalize()
* Updated makefiles, project compiles

client/makefile

@@ -1,5 +1,5 @@
 #config
-INCLUDES+=. scenes ../common/gameplay ../common/graphics ../common/map ../common/network ../common/network/packet ../common/network/serial ../common/ui ../common/utilities
+INCLUDES+=. scenes ../common/debugging ../common/gameplay ../common/graphics ../common/map ../common/network ../common/network/packet ../common/network/serial ../common/ui ../common/utilities
 LIBS+=client.a ../libcommon.a -lSDL_net -lwsock32 -liphlpapi -lmingw32 -lSDLmain -lSDL -llua
 CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
 

common/debugging/makefile

@@ -0,0 +1,37 @@
+#config
+INCLUDES+=.
+LIBS+=
+CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
+
+#source
+CXXSRC=$(wildcard *.cpp)
+
+#objects
+OBJDIR=obj
+OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
+
+#output
+OUTDIR=..
+OUT=$(addprefix $(OUTDIR)/,libcommon.a)
+
+#targets
+all: $(OBJ) $(OUT)
+	ar -crs $(OUT) $(OBJ)
+
+$(OBJ): | $(OBJDIR)
+
+$(OUT): | $(OUTDIR)
+
+$(OBJDIR):
+	mkdir $(OBJDIR)
+
+$(OUTDIR):
+	mkdir $(OUTDIR)
+
+$(OBJDIR)/%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+clean:
+	$(RM) *.o *.a *.exe
+
+rebuild: clean all

common/debugging/timer.cpp

@@ -19,24 +19,11 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#ifndef SIMPLERNG_HPP_
-#define SIMPLERNG_HPP_
+#include "timer.hpp"
 
-//a simple, stateless, random number generator
-class SimpleRNG {
-public:
-	SimpleRNG() { SetSeed(8891.0); }
-	SimpleRNG(double x) { SetSeed(x); }
-
-	double SetSeed(double s) { return seed = s; }
-	double GetSeed() { return seed; }
-
-	double operator()(double x) {
-		return (x + seed) * 11235.0 + 81321.0;
-	};
-
-private:
-	double seed;
-};
-
-#endif
+std::ostream& operator<<(std::ostream& os, Timer& t) {
+	os << t.GetName() << ": ";
+	os << std::chrono::duration_cast<std::chrono::nanoseconds>(t.GetTime()).count();
+	os << "ns";
+	return os;
+}

common/debugging/timer.hpp

@@ -0,0 +1,54 @@
+/* Copyright: (c) Kayne Ruse 2014
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef TIMER_HPP_
+#define TIMER_HPP_
+
+#include <chrono>
+#include <string>
+#include <ostream>
+
+class Timer {
+public:
+	typedef std::chrono::high_resolution_clock Clock;
+
+	Timer() = default;
+	Timer(std::string s) : name(s), start(Clock::now()) {};
+	~Timer() = default;
+
+	inline void Start() { start = Clock::now(); }
+	inline void Stop() { time = Clock::now() - start; }
+
+	//accessors and mutators
+	Clock::duration GetTime() { return time; }
+
+	std::string SetName(std::string s) { return name = s; }
+	std::string GetName() { return name; }
+
+private:
+	std::string name;
+	Clock::time_point start;
+	Clock::duration time;
+};
+
+std::ostream& operator<<(std::ostream& os, Timer& t);
+
+#endif

common/makefile

@@ -1,4 +1,5 @@
 all:
+	$(MAKE) -C debugging
 	$(MAKE) -C gameplay
 	$(MAKE) -C graphics
 	$(MAKE) -C map

common/utilities/bounding_box.hpp

@@ -0,0 +1,77 @@
+/* Copyright: (c) Kayne Ruse 2013, 2014
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef BOUNDINGBOX_HPP_
+#define BOUNDINGBOX_HPP_
+
+#include <type_traits>
+#include <algorithm>
+
+class BoundingBox {
+public:
+	//This is explicitly a POD
+	int x, y;
+	int w, h;
+
+	BoundingBox() = default;
+	BoundingBox(int i, int j, int k, int l): x(i), y(j), w(k), h(l) {};
+	~BoundingBox() = default;
+	BoundingBox& operator=(BoundingBox const&) = default;
+
+	int Size() {
+		return std::max(w*h,0);
+	}
+
+	bool CheckOverlap(BoundingBox rhs) {
+		return !(
+			x >= rhs.x + rhs.w ||
+			y >= rhs.y + rhs.h ||
+			rhs.x >= x + w ||
+			rhs.y >= y + h);
+	}
+
+	BoundingBox CalcOverlap(BoundingBox rhs) {
+		if (!CheckOverlap(rhs)) {
+			return {0, 0, 0, 0};
+		}
+		BoundingBox ret;
+		ret.x = std::max(x, rhs.x);
+		ret.y = std::max(y, rhs.y);
+		ret.w = std::min(x+w, rhs.x+rhs.w) - ret.x;
+		ret.h = std::min(y+h, rhs.y+rhs.h) - ret.y;
+		return ret;
+	}
+};
+
+//This is explicitly a POD
+static_assert(std::is_pod<Vector2>::value, "BoundingBox is not a POD");
+
+#include "vector2.hpp"
+
+//operators
+inline BoundingBox operator+(BoundingBox b, Vector2 v) {
+	return {b.x + (int)v.x, b.y + (int)v.y, b.w, b.h};
+}
+inline BoundingBox operator+(Vector2 v, BoundingBox b) {
+	return b + v;
+}
+
+#endif

common/utilities/utility.cpp

@@ -32,6 +32,10 @@ int snapToBase(int base, int x) {
 	return x / base * base;
 }
 
+double snapToBase(double base, double x) {
+	return floor(x / base) * base;
+}
+
 std::string truncatePath(std::string pathname) {
 	return std::string(
 		std::find_if(

common/utilities/utility.hpp

@@ -25,6 +25,8 @@
 #include <string>
 
 int snapToBase(int base, int x);
+double snapToBase(double base, double x);
+
 std::string truncatePath(std::string pathname);
 
 //fixing known bugs in g++

common/utilities/vector2.hpp

@@ -43,6 +43,8 @@ public:
 	}
 	void Normalize() {
 		double l = Length();
+		if (l == 0)
+			throw(std::domain_error("Divide by zero"));
 		x /= l;
 		y /= l;
 	}

server/makefile

@@ -1,5 +1,5 @@
 #config
-INCLUDES+=. accounts characters combat enemies mapgen mapgen/generators rooms ../common/gameplay ../common/map ../common/network ../common/network/packet ../common/network/serial ../common/utilities
+INCLUDES+=. accounts characters combat enemies mapgen mapgen/generators rooms ../common/debugging ../common/gameplay ../common/map ../common/network ../common/network/packet ../common/network/serial ../common/utilities
 LIBS+=server.a ../libcommon.a -lSDL_net -lwsock32 -liphlpapi -lmingw32 -lSDLmain -lSDL -llua -lsqlite3
 CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))