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changeset 13:c03a41d47b60

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- finished all constraints properties - implemented cpAssertWarn the mixin way
author Extrawurst
date Fri, 03 Dec 2010 21:38:01 +0100
parents 8697699b2c5a
children d88862c82f06
files trunk/chipmunkd/chipmunk.d trunk/chipmunkd/constraints/cpConstraint.d trunk/chipmunkd/constraints/cpDampedRotarySpring.d trunk/chipmunkd/constraints/cpGearJoint.d trunk/chipmunkd/constraints/cpGrooveJoint.d trunk/chipmunkd/constraints/cpPivotJoint.d trunk/chipmunkd/constraints/cpRatchetJoint.d trunk/chipmunkd/constraints/cpRotaryLimitJoint.d trunk/chipmunkd/constraints/cpSimpleMotor.d trunk/chipmunkd/constraints/cpSlideJoint.d trunk/chipmunkd/cpArbiter.d trunk/chipmunkd/cpBody.d trunk/chipmunkd/cpShape.d trunk/chipmunkd/cpSpace.d trunk/chipmunkd/cpSpaceStep.d trunk/chipmunkd/cpVect.d
diffstat 16 files changed, 78 insertions(+), 130 deletions(-) [+]
line wrap: on
line diff
--- a/trunk/chipmunkd/chipmunk.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/chipmunk.d	Fri Dec 03 21:38:01 2010 +0100
@@ -2,60 +2,47 @@
 // written in the D programming language
 
 module chipmunkd.chipmunk;
-//#ifndef CHIPMUNK_HEADER
-//#define CHIPMUNK_HEADER
-//
-//#ifdef __cplusplus
-//extern "C" {
-//#endif
-//
-//void cpMessage(const char *message, const char *condition, const char *file, int line, int isError);
-//#ifdef NDEBUG
-//	#define	cpAssertWarn(condition, message)
-//#else
-//	#define cpAssertWarn(condition, message) if(!(condition)) cpMessage(message, #condition, __FILE__, __LINE__, 0)
-//#endif
+
+import std.stdio;
+import std.string:format;
+import std.conv:to;
+
+void
+cpMessage(string message, string condition, string file, int line, bool isError)
+{
+	stderr.writeln(.format("%s:%s", isError ? "Aborting due to Chipmunk error" : "Chipmunk warning", message));
+	stderr.writeln(.format("\tFailed condition: %s", condition));
+	stderr.writeln(.format("\tSource: %s(%s)", file, line));
+	
+	if(isError) {debug{assert(false);}else{asm{int 3;}}}
+}
 
 debug
 {
-	//TODO:
-	//void cpAssertWarn(bool condition, string message){if(condition) cpMessage(message,condition,__FILE__,__LINE__, 0);}
-	void cpAssertWarn(bool condition, string message){}
+	template cpAssertWarn(string _condition, string message,string _f = __FILE__,int _l=__LINE__)
+	{
+		enum cpAssertWarn = "if(!("~_condition~"))"~
+			"cpMessage(\""~message~"\",\""~_condition~"\",r\""~_f~"\","~to!string(_l)~",false);";
+	}
 }
 else
 {
-	void cpAssertWarn(bool condition, string message){}
+	template cpAssertWarn(string _condition, string message,string _f = __FILE__,int _l=__LINE__)
+	{
+		enum cpAssertWarn = "";
+	}
 }
 
-//
+//TODO
 //#ifdef NDEBUG
 //	#define	cpAssert(condition, message)
 //#else
 //	#define cpAssert(condition, message) if(!(condition)) cpMessage(message, #condition, __FILE__, __LINE__, 1)
 //#endif
 //
+
 import chipmunkd.chipmunk_types_h;
 import core.stdc.stdlib;
-//	
-//#ifndef INFINITY
-//	#ifdef _MSC_VER
-//		union MSVC_EVIL_FLOAT_HACK
-//		{
-//			unsigned __int8 Bytes[4];
-//			float Value;
-//		};
-//		static union MSVC_EVIL_FLOAT_HACK INFINITY_HACK = {{0x00, 0x00, 0x80, 0x7F}};
-//		#define INFINITY (INFINITY_HACK.Value)
-//	#endif
-//	
-//	#ifdef __GNUC__
-//		#define INFINITY (__builtin_inf())
-//	#endif
-//	
-//	#ifndef INFINITY
-//		#define INFINITY (1e1000)
-//	#endif
-//#endif
 
 enum INFINITY = cpFloat.infinity;
 
@@ -92,17 +79,6 @@
 enum cpHashValue CP_HASH_COEF = cast(cpHashValue)(3344921057uL); // ulong to uint ??
 static cpHashValue CP_HASH_PAIR(T)(T A, T B) {return (cast(cpHashValue)(A)*CP_HASH_COEF ^ cast(cpHashValue)(B)*CP_HASH_COEF);}
 
-void
-cpMessage(string message, string condition, string file, int line, int isError)
-{
-	//TODO:
-	//fprintf(stderr, (isError ? "Aborting due to Chipmunk error: %s\n" : "Chipmunk warning: %s\n"), message);
-	//fprintf(stderr, "\tFailed condition: %s\n", condition);
-	//fprintf(stderr, "\tSource:%s:%d\n", file, line);
-	
-	if(isError) abort();
-}
-
 extern const char *cpVersionString;
 void cpInitChipmunk()
 {
@@ -166,9 +142,3 @@
 {
 	return m*(width*width + height*height)/12.0f;
 }
-
-//#ifdef __cplusplus
-//}
-//#endif
-//
-//#endif
--- a/trunk/chipmunkd/constraints/cpConstraint.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/constraints/cpConstraint.d	Fri Dec 03 21:38:01 2010 +0100
@@ -58,9 +58,6 @@
 		"assert("~constraint~".klass == "~_struct~"GetClass(), \"Constraint is not a "~_struct~"\");";
 }
 
-//#define cpConstraintCheckCast(constraint, struct) \
-//	cpAssert(constraint->klass == struct##GetClass(), "Constraint is not a "#struct);
-
 template CP_DefineConstraintGetter(string _struct,string type,string member,string name)
 {
 	enum CP_DefineConstraintGetter = 
@@ -71,13 +68,6 @@
 		"}";
 }
 
-//#define CP_DefineConstraintGetter(struct, type, member, name) \
-//static inline type \
-//struct##Get##name(const cpConstraint *constraint){ \
-//	cpConstraintCheckCast(constraint, struct); \
-//	return ((struct *)constraint)->member; \
-//} \
-
 template CP_DefineConstraintSetter(string _struct,string type,string member,string name)
 {
 	enum CP_DefineConstraintSetter = 
@@ -88,14 +78,6 @@
 		"}";
 }
 
-//#define CP_DefineConstraintSetter(struct, type, member, name) \
-//static inline void \
-//struct##Set##name(cpConstraint *constraint, type value){ \
-//	cpConstraintCheckCast(constraint, struct); \
-//	cpConstraintActivateBodies(constraint); \
-//	((struct *)constraint)->member = value; \
-//} \
-
 template CP_DefineConstraintProperty(string _struct,string type,string member,string name)
 {
 	enum CP_DefineConstraintProperty = 
@@ -103,10 +85,6 @@
 		
 }
 
-//#define CP_DefineConstraintProperty(struct, type, member, name) \
-//CP_DefineConstraintGetter(struct, type, member, name) \
-//CP_DefineConstraintSetter(struct, type, member, name)
-//TODO:
 //// Built in Joint types
 public import chipmunkd.constraints.cpPinJoint;
 public import chipmunkd.constraints.cpSlideJoint;
--- a/trunk/chipmunkd/constraints/cpDampedRotarySpring.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/constraints/cpDampedRotarySpring.d	Fri Dec 03 21:38:01 2010 +0100
@@ -26,11 +26,11 @@
 //cpDampedRotarySpring *cpDampedRotarySpringAlloc(void);
 //cpDampedRotarySpring *cpDampedRotarySpringInit(cpDampedRotarySpring *joint, cpBody *a, cpBody *b, cpFloat restAngle, cpFloat stiffness, cpFloat damping);
 //cpConstraint *cpDampedRotarySpringNew(cpBody *a, cpBody *b, cpFloat restAngle, cpFloat stiffness, cpFloat damping);
-//TODO
-//CP_DefineConstraintProperty(cpDampedRotarySpring, cpFloat, restAngle, RestAngle);
-//CP_DefineConstraintProperty(cpDampedRotarySpring, cpFloat, stiffness, Stiffness);
-//CP_DefineConstraintProperty(cpDampedRotarySpring, cpFloat, damping, Damping);
-//CP_DefineConstraintProperty(cpDampedRotarySpring, cpDampedRotarySpringTorqueFunc, springTorqueFunc, SpringTorqueFunc);
+
+mixin(CP_DefineConstraintProperty!("cpDampedRotarySpring", "cpFloat", "restAngle", "RestAngle"));
+mixin(CP_DefineConstraintProperty!("cpDampedRotarySpring", "cpFloat", "stiffness", "Stiffness"));
+mixin(CP_DefineConstraintProperty!("cpDampedRotarySpring", "cpFloat", "damping", "Damping"));
+mixin(CP_DefineConstraintProperty!("cpDampedRotarySpring", "cpDampedRotarySpringTorqueFunc", "springTorqueFunc", "SpringTorqueFunc"));
 
 // cpDampedRotarySpring.c ---------------------------------
 
--- a/trunk/chipmunkd/constraints/cpGearJoint.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/constraints/cpGearJoint.d	Fri Dec 03 21:38:01 2010 +0100
@@ -22,9 +22,9 @@
 //cpGearJoint *cpGearJointAlloc(void);
 //cpGearJoint *cpGearJointInit(cpGearJoint *joint, cpBody *a, cpBody *b, cpFloat phase, cpFloat ratio);
 //cpConstraint *cpGearJointNew(cpBody *a, cpBody *b, cpFloat phase, cpFloat ratio);
-//TODO
-//CP_DefineConstraintProperty(cpGearJoint, cpFloat, phase, Phase);
-//CP_DefineConstraintGetter(cpGearJoint, cpFloat, ratio, Ratio);
+
+mixin(CP_DefineConstraintProperty!("cpGearJoint", "cpFloat", "phase", "Phase"));
+mixin(CP_DefineConstraintGetter!("cpGearJoint", "cpFloat", "ratio", "Ratio"));
 //void cpGearJointSetRatio(cpConstraint *constraint, cpFloat value);
 
 // cpGearJoint.c ---------------------------------
--- a/trunk/chipmunkd/constraints/cpGrooveJoint.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/constraints/cpGrooveJoint.d	Fri Dec 03 21:38:01 2010 +0100
@@ -26,13 +26,12 @@
 //cpGrooveJoint *cpGrooveJointAlloc(void);
 //cpGrooveJoint *cpGrooveJointInit(cpGrooveJoint *joint, cpBody *a, cpBody *b, cpVect groove_a, cpVect groove_b, cpVect anchr2);
 //cpConstraint *cpGrooveJointNew(cpBody *a, cpBody *b, cpVect groove_a, cpVect groove_b, cpVect anchr2);
-//
-//TODO
-//CP_DefineConstraintGetter(cpGrooveJoint, cpVect, grv_a, GrooveA);
+
+mixin(CP_DefineConstraintGetter!("cpGrooveJoint", "cpVect", "grv_a", "GrooveA"));
 //void cpGrooveJointSetGrooveA(cpConstraint *constraint, cpVect value);
-//CP_DefineConstraintGetter(cpGrooveJoint, cpVect, grv_b, GrooveB);
+mixin(CP_DefineConstraintGetter!("cpGrooveJoint", "cpVect", "grv_b", "GrooveB"));
 //void cpGrooveJointSetGrooveB(cpConstraint *constraint, cpVect value);
-//CP_DefineConstraintProperty(cpGrooveJoint, cpVect, anchr2, Anchr2);
+mixin(CP_DefineConstraintProperty!("cpGrooveJoint", "cpVect", "anchr2", "Anchr2"));
 
 // cpGrooveJoint.c ---------------------------------
 
--- a/trunk/chipmunkd/constraints/cpPivotJoint.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/constraints/cpPivotJoint.d	Fri Dec 03 21:38:01 2010 +0100
@@ -24,9 +24,9 @@
 //cpPivotJoint *cpPivotJointInit(cpPivotJoint *joint, cpBody *a, cpBody *b, cpVect anchr1, cpVect anchr2);
 //cpConstraint *cpPivotJointNew(cpBody *a, cpBody *b, cpVect pivot);
 //cpConstraint *cpPivotJointNew2(cpBody *a, cpBody *b, cpVect anchr1, cpVect anchr2);
-//TODO
-//CP_DefineConstraintProperty(cpPivotJoint, cpVect, anchr1, Anchr1);
-//CP_DefineConstraintProperty(cpPivotJoint, cpVect, anchr2, Anchr2);
+
+mixin(CP_DefineConstraintProperty!("cpPivotJoint", "cpVect", "anchr1", "Anchr1"));
+mixin(CP_DefineConstraintProperty!("cpPivotJoint", "cpVect", "anchr2", "Anchr2"));
 
 static void
 preStep(cpPivotJoint *joint, cpFloat dt, cpFloat dt_inv)
--- a/trunk/chipmunkd/constraints/cpRatchetJoint.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/constraints/cpRatchetJoint.d	Fri Dec 03 21:38:01 2010 +0100
@@ -21,10 +21,10 @@
 //cpRatchetJoint *cpRatchetJointAlloc(void);
 //cpRatchetJoint *cpRatchetJointInit(cpRatchetJoint *joint, cpBody *a, cpBody *b, cpFloat phase, cpFloat ratchet);
 //cpConstraint *cpRatchetJointNew(cpBody *a, cpBody *b, cpFloat phase, cpFloat ratchet);
-//TODO
-//CP_DefineConstraintProperty(cpRatchetJoint, cpFloat, angle, Angle);
-//CP_DefineConstraintProperty(cpRatchetJoint, cpFloat, phase, Phase);
-//CP_DefineConstraintProperty(cpRatchetJoint, cpFloat, ratchet, Ratchet);
+
+mixin(CP_DefineConstraintProperty!("cpRatchetJoint", "cpFloat", "angle", "Angle"));
+mixin(CP_DefineConstraintProperty!("cpRatchetJoint", "cpFloat", "phase", "Phase"));
+mixin(CP_DefineConstraintProperty!("cpRatchetJoint", "cpFloat", "ratchet", "Ratchet"));
 
 // cpRatchetJoint.c ---------------------------------
 
--- a/trunk/chipmunkd/constraints/cpRotaryLimitJoint.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/constraints/cpRotaryLimitJoint.d	Fri Dec 03 21:38:01 2010 +0100
@@ -21,9 +21,9 @@
 //cpRotaryLimitJoint *cpRotaryLimitJointAlloc(void);
 //cpRotaryLimitJoint *cpRotaryLimitJointInit(cpRotaryLimitJoint *joint, cpBody *a, cpBody *b, cpFloat min, cpFloat max);
 //cpConstraint *cpRotaryLimitJointNew(cpBody *a, cpBody *b, cpFloat min, cpFloat max);
-//TODO
-//CP_DefineConstraintProperty(cpRotaryLimitJoint, cpFloat, min, Min);
-//CP_DefineConstraintProperty(cpRotaryLimitJoint, cpFloat, max, Max);
+
+mixin(CP_DefineConstraintProperty!("cpRotaryLimitJoint", "cpFloat", "min", "Min"));
+mixin(CP_DefineConstraintProperty!("cpRotaryLimitJoint", "cpFloat", "max", "Max"));
 
 // cpRotaryLimitJoint.c ---------------------------------
 
--- a/trunk/chipmunkd/constraints/cpSimpleMotor.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/constraints/cpSimpleMotor.d	Fri Dec 03 21:38:01 2010 +0100
@@ -20,7 +20,7 @@
 //cpSimpleMotor *cpSimpleMotorAlloc(void);
 //cpSimpleMotor *cpSimpleMotorInit(cpSimpleMotor *joint, cpBody *a, cpBody *b, cpFloat rate);
 //cpConstraint *cpSimpleMotorNew(cpBody *a, cpBody *b, cpFloat rate);
-//
+
 mixin(CP_DefineConstraintProperty!("cpSimpleMotor", "cpFloat", "rate", "Rate"));
 
 // cpRotaryLimitJoint.c ---------------------------------
--- a/trunk/chipmunkd/constraints/cpSlideJoint.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/constraints/cpSlideJoint.d	Fri Dec 03 21:38:01 2010 +0100
@@ -24,11 +24,11 @@
 //cpSlideJoint *cpSlideJointAlloc(void);
 //cpSlideJoint *cpSlideJointInit(cpSlideJoint *joint, cpBody *a, cpBody *b, cpVect anchr1, cpVect anchr2, cpFloat min, cpFloat max);
 //cpConstraint *cpSlideJointNew(cpBody *a, cpBody *b, cpVect anchr1, cpVect anchr2, cpFloat min, cpFloat max);
-//TODO
-//CP_DefineConstraintProperty(cpSlideJoint, cpVect, anchr1, Anchr1);
-//CP_DefineConstraintProperty(cpSlideJoint, cpVect, anchr2, Anchr2);
-//CP_DefineConstraintProperty(cpSlideJoint, cpFloat, min, Min);
-//CP_DefineConstraintProperty(cpSlideJoint, cpFloat, max, Max);
+
+mixin(CP_DefineConstraintProperty!("cpSlideJoint", "cpVect", "anchr1", "Anchr1"));
+mixin(CP_DefineConstraintProperty!("cpSlideJoint", "cpVect", "anchr2", "Anchr2"));
+mixin(CP_DefineConstraintProperty!("cpSlideJoint", "cpFloat", "min", "Min"));
+mixin(CP_DefineConstraintProperty!("cpSlideJoint", "cpFloat", "max", "Max"));
 
 // cpSlideJoint.c ---------------------------------
 
--- a/trunk/chipmunkd/cpArbiter.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/cpArbiter.d	Fri Dec 03 21:38:01 2010 +0100
@@ -107,7 +107,7 @@
 		(*a) = arb.private_a, (*b) = arb.private_b;
 	}
 }
-//#define CP_ARBITER_GET_SHAPES(arb, a, b) cpShape *a, *b; cpArbiterGetShapes(arb, &a, &b);
+
 template CP_ARBITER_GET_SHAPES(string arb,string a,string b)
 {
 	enum CP_ARBITER_GET_SHAPES = "cpShape* "~a~", "~b~";"~
--- a/trunk/chipmunkd/cpBody.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/cpBody.d	Fri Dec 03 21:38:01 2010 +0100
@@ -112,7 +112,7 @@
 	return (_body.space is null);
 }
 
-
+//TODO
 //#define CP_DefineBodyGetter(type, member, name) \
 //static inline type cpBodyGet##name(const cpBody *body){return body.member;}
 //
@@ -363,5 +363,5 @@
 	if(cpBodyIsSleeping(_body)) return;
 	
 	assert(!cpBodyIsStatic(_body) && !cpBodyIsRogue(_body), "Rogue and static bodies cannot be put to sleep.");
-	cpSpaceSleepBody(_body.space, _body); //TODO
+	cpSpaceSleepBody(_body.space, _body);
 }
--- a/trunk/chipmunkd/cpShape.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/cpShape.d	Fri Dec 03 21:38:01 2010 +0100
@@ -98,7 +98,8 @@
 //
 //// Test if a point lies within a shape.
 //cpBool cpShapePointQuery(cpShape *shape, cpVect p);
-//
+
+//TODO
 //#define CP_DeclareShapeGetter(struct, type, name) type struct##Get##name(cpShape *shape)
 //
 
@@ -242,11 +243,11 @@
 void
 cpSegmentQueryInfoPrint(cpSegmentQueryInfo *info)
 {
-	writefln("Segment Query:\n");
-	writefln("\tt: %s\n", info.t);
+	writefln("Segment Query:");
+	writefln("\tt: %s", info.t);
 //	writefln("\tdist: %f\n", info.dist);
 //	writefln("\tpoint: %s\n", cpvstr(info.point));
-	//writefln("\tn: %s\n", cpvstr(info.n)); //TODO:
+	writefln("\tn: %s", cpvstr(info.n));
 }
 
 cpCircleShape *
--- a/trunk/chipmunkd/cpSpace.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/cpSpace.d	Fri Dec 03 21:38:01 2010 +0100
@@ -502,7 +502,7 @@
 cpBody *
 cpSpaceAddBody(cpSpace *space, cpBody *_body)
 {
-	cpAssertWarn(_body.m != INFINITY, "Did you really mean to add an infinite mass body to the space?");
+	mixin(cpAssertWarn!("_body.m != INFINITY", "Did you really mean to add an infinite mass body to the space?",__FILE__,__LINE__));
 	assert(!_body.space, "Cannot add a body to a more than one space or to the same space twice.");
 //	cpAssertSpaceUnlocked(space); This should be safe as long as it's not from an integration callback
 	
@@ -558,8 +558,8 @@
 	cpBodyActivate(_body);
 	
 	cpAssertSpaceUnlocked(space);
-	cpAssertWarn(cpHashSetFind(space.activeShapes.handleSet, shape.hashid, shape) !is null,
-		"Cannot remove a shape that was never added to the space. (Removed twice maybe?)");
+	mixin(cpAssertWarn!("cpHashSetFind(space.activeShapes.handleSet, shape.hashid, shape) !is null",
+		"Cannot remove a shape that was never added to the space. (Removed twice maybe?)",__FILE__,__LINE__));
 	
 	cpBodyRemoveShape(_body, shape);
 	
@@ -571,8 +571,8 @@
 void
 cpSpaceRemoveStaticShape(cpSpace *space, cpShape *shape)
 {
-	cpAssertWarn(cpHashSetFind(space.staticShapes.handleSet, shape.hashid, shape) !is null,
-		"Cannot remove a static or sleeping shape that was never added to the space. (Removed twice maybe?)");
+	mixin(cpAssertWarn!("cpHashSetFind(space.staticShapes.handleSet, shape.hashid, shape) !is null",
+		"Cannot remove a static or sleeping shape that was never added to the space. (Removed twice maybe?)",__FILE__,__LINE__));
 	cpAssertSpaceUnlocked(space);
 	
 	removalContext context = {space, shape};
@@ -585,8 +585,8 @@
 void
 cpSpaceRemoveBody(cpSpace *space, cpBody *_body)
 {
-	cpAssertWarn(_body.space == space,
-		"Cannot remove a body that was never added to the space. (Removed twice maybe?)");
+	mixin(cpAssertWarn!("_body.space == space",
+		"Cannot remove a body that was never added to the space. (Removed twice maybe?)"));
 	cpAssertSpaceUnlocked(space);
 	
 	cpBodyActivate(_body);
@@ -597,8 +597,8 @@
 void
 cpSpaceRemoveConstraint(cpSpace *space, cpConstraint *constraint)
 {
-	cpAssertWarn(cpArrayContains(space.constraints, constraint),
-		"Cannot remove a constraint that was never added to the space. (Removed twice maybe?)");
+	mixin(cpAssertWarn!("cpArrayContains(space.constraints, constraint)",
+		"Cannot remove a constraint that was never added to the space. (Removed twice maybe?)",__FILE__,__LINE__));
 //	cpAssertSpaceUnlocked(space); Should be safe as long as its not from a constraint callback.
 	
 	cpBodyActivate(constraint.a);
--- a/trunk/chipmunkd/cpSpaceStep.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/cpSpaceStep.d	Fri Dec 03 21:38:01 2010 +0100
@@ -108,7 +108,7 @@
 	}
 	
 	cpContactBufferHeader *head = space.contactBuffersHead;
-	return &(cast(cpContactBuffer *)head).contacts[head.numContacts]; //TODO: check if this works
+	return &(cast(cpContactBuffer *)head).contacts[head.numContacts];
 }
 
 static void
--- a/trunk/chipmunkd/cpVect.d	Fri Dec 03 01:01:39 2010 +0100
+++ b/trunk/chipmunkd/cpVect.d	Fri Dec 03 21:38:01 2010 +0100
@@ -44,10 +44,10 @@
 	return cpfatan2(v.y, v.x);
 }
 
-//char*
-//cpvstr(const cpVect v)
-//{
-//	static char str[256];
-//	sprintf(str, "(% .3f, % .3f)", v.x, v.y);
-//	return str;
-//}
\ No newline at end of file
+import std.string:format;
+
+string
+cpvstr(const cpVect v)
+{
+	return .format("(%s,%s)",v.x, v.y);
+}
\ No newline at end of file