-registering same system multiple times only replace pointer for callback

-added export attributes (required by windows to make DLL library, not work at now due to DMD bugs)
-interface D files to import
This commit is contained in:
Mergul 2018-09-18 13:28:04 +02:00
parent cb0f56b0fb
commit d0fcdba6cd
20 changed files with 1322 additions and 105 deletions

View file

@ -26,7 +26,7 @@ struct Entity
}
}
struct EntityTemplate
export struct EntityTemplate
{
ubyte[] entity_data;
EntityManager.EntityInfo* info;

View file

@ -11,7 +11,7 @@ private enum HASH_EMPTY = 0;
private enum HASH_DELETED = 0x1;
private enum HASH_FILLED_MARK = ulong(1) << 8 * ulong.sizeof - 1;
ulong defaultHashFunc(T)(auto ref T t) {
export ulong defaultHashFunc(T)(auto ref T t) {
static if (isIntegral!(T)) {
return hashInt(t);
} else {
@ -20,7 +20,7 @@ ulong defaultHashFunc(T)(auto ref T t) {
}
// Can turn bad hash function to good one
ulong hashInt(ulong x) nothrow @nogc @safe {
export ulong hashInt(ulong x) nothrow @nogc @safe {
x = (x ^ (x >> 30)) * 0xbf58476d1ce4e5b9;
x = (x ^ (x >> 27)) * 0x94d049bb133111eb;
x = x ^ (x >> 31);
@ -48,27 +48,27 @@ struct HashMap(KeyPar, ValuePar, alias hashFunc = defaultHashFunc) {
size_t length; // Used to compute loadFactor
size_t markerdDeleted;
void clear() {
export void clear() {
elements.clear();
length = 0;
markerdDeleted = 0;
}
void reset() {
export void reset() {
elements.reset();
length = 0;
markerdDeleted = 0;
}
bool isIn(ref Key el) {
export bool isIn(ref Key el) {
return getIndex(el) != getIndexEmptyValue;
}
bool isIn(Key el) {
export bool isIn(Key el) {
return getIndex(el) != getIndexEmptyValue;
}
Value* getPtr()(auto ref Key k) {
export Value* getPtr()(auto ref Key k) {
size_t index = getIndex(k);
if (index == getIndexEmptyValue) {
return null;
@ -77,18 +77,18 @@ struct HashMap(KeyPar, ValuePar, alias hashFunc = defaultHashFunc) {
}
}
ref Value get()(auto ref Key k) {
export ref Value get()(auto ref Key k) {
size_t index = getIndex(k);
assert(index != getIndexEmptyValue);
return elements[index].keyValue.value;
}
deprecated("Use get with second parameter.") auto ref Value getDefault()(
deprecated("Use get with second parameter.") export auto ref Value getDefault()(
auto ref Key k, auto ref Value defaultValue) {
return get(k, defaultValue);
}
auto ref Value get()(auto ref Key k, auto ref Value defaultValue) {
export auto ref Value get()(auto ref Key k, auto ref Value defaultValue) {
size_t index = getIndex(k);
if (index == getIndexEmptyValue) {
return defaultValue;
@ -97,7 +97,7 @@ struct HashMap(KeyPar, ValuePar, alias hashFunc = defaultHashFunc) {
}
}
ref Value getInsertDefault()(auto ref Key k, auto ref Value defaultValue) {
export ref Value getInsertDefault()(auto ref Key k, auto ref Value defaultValue) {
size_t index = getIndex(k);
if (index == getIndexEmptyValue) {
add(k, defaultValue);
@ -108,7 +108,7 @@ struct HashMap(KeyPar, ValuePar, alias hashFunc = defaultHashFunc) {
}
bool tryRemove(Key el) {
export bool tryRemove(Key el) {
size_t index = getIndex(el);
if (index == getIndexEmptyValue) {
return false;
@ -119,20 +119,20 @@ struct HashMap(KeyPar, ValuePar, alias hashFunc = defaultHashFunc) {
return true;
}
void remove(Key el) {
export void remove(Key el) {
bool ok = tryRemove(el);
assert(ok);
}
ref Value opIndex()(auto ref Key key) {
export ref Value opIndex()(auto ref Key key) {
return get(key);
}
void opIndexAssign()(auto ref Value value, auto ref Key key) {
export void opIndexAssign()(auto ref Value value, auto ref Key key) {
add(key, value);
}
void add()(auto ref Key key, auto ref Value value) {
export void add()(auto ref Key key, auto ref Value value) {
size_t index = getIndex(key);
if (index != getIndexEmptyValue) {
elements[index].keyValue.value = value;
@ -170,11 +170,11 @@ struct HashMap(KeyPar, ValuePar, alias hashFunc = defaultHashFunc) {
//int numA;
//int numB;
size_t getIndex(Key el) {
export size_t getIndex(Key el) {
return getIndex(el);
}
size_t getIndex(ref Key el) {
export size_t getIndex(ref Key el) {
mixin(doNotInline);
immutable size_t groupsLength = elements.length;
@ -203,14 +203,14 @@ struct HashMap(KeyPar, ValuePar, alias hashFunc = defaultHashFunc) {
}
float getLoadFactor(size_t forElementsNum) {
export float getLoadFactor(size_t forElementsNum) {
if (elements.length == 0) {
return 1;
}
return cast(float) forElementsNum / (elements.length);
}
void rehash() {
export void rehash() {
mixin(doNotInline);
// Get all elements
Vector!KeyVal allElements;
@ -239,7 +239,7 @@ struct HashMap(KeyPar, ValuePar, alias hashFunc = defaultHashFunc) {
}
// foreach support
int opApply(DG)(scope DG dg) {
export int opApply(DG)(scope DG dg) {
int result;
foreach (ref Bucket gr; elements) {
if ((gr.hash & HASH_FILLED_MARK) == 0) {
@ -262,7 +262,7 @@ struct HashMap(KeyPar, ValuePar, alias hashFunc = defaultHashFunc) {
return result;
}
int byKey(scope int delegate(Key k) dg) {
export int byKey(scope int delegate(Key k) dg) {
int result;
foreach (ref Key k; this) {
result = dg(k);
@ -272,7 +272,7 @@ struct HashMap(KeyPar, ValuePar, alias hashFunc = defaultHashFunc) {
return result;
}
int byValue(scope int delegate(ref Value k) dg) {
export int byValue(scope int delegate(ref Value k) dg) {
int result;
foreach (ref Value v; this) {
result = dg(v);
@ -282,7 +282,7 @@ struct HashMap(KeyPar, ValuePar, alias hashFunc = defaultHashFunc) {
return result;
}
int byKeyValue(scope int delegate(ref Key k, ref Value v) dg) {
export int byKeyValue(scope int delegate(ref Key k, ref Value v) dg) {
int result;
foreach (ref Key k, ref Value v; this) {
result = dg(k, v);
@ -297,7 +297,7 @@ struct HashMap(KeyPar, ValuePar, alias hashFunc = defaultHashFunc) {
/**
* Preety print
*/
void toString(scope void delegate(const(char)[]) sink, FormatSpec!char fmt) {
export void toString(scope void delegate(const(char)[]) sink, FormatSpec!char fmt) {
formatValue(sink, '[', fmt);
foreach (ref k, ref v; &byKeyValue) {
formatValue(sink, k, fmt);

View file

@ -33,7 +33,7 @@ struct IDManager
m_ids_array[entity.id.id].entity = &entity;
}
Entity* getEntityPointer(EntityID id)
export Entity* getEntityPointer(EntityID id)
{
Data* data = &m_ids_array[id.id];
if (data.counter != id.counter)
@ -42,7 +42,7 @@ struct IDManager
return data.entity;
}
bool isExist(EntityID id)
export bool isExist(EntityID id)
{
Data* data = &m_ids_array[id.id];
return data.counter == id.counter;

View file

@ -22,12 +22,12 @@ alias SerializeVector = ecs.vector.Vector!ubyte;
class EntityManager
{
static void initialize()
export static void initialize()
{
instance = Mallocator.instance.make!EntityManager;
}
static void destroy()
export static void destroy()
{
foreach (ref system; instance.systems)
@ -204,16 +204,27 @@ class EntityManager
//system.m_components = Mallocator.instance.makeArray!uint(types.length - 1);
mixin(genCompList());
systems.add(system);
if (system.m_create)
system.m_create(system.m_system_pointer);
systems[$ - 1].enable();
foreach (info; &entities_infos.byValue)
ushort sys_id = systems_map.get(Sys.stringof, ushort.max);
if(sys_id < systems.length)
{
addEntityCaller(*info, cast(uint) systems.length - 1);
system.enable();
systems[sys_id] = system;
}
else
{
systems_map.add(Sys.stringof,cast(ushort)systems.length);
systems.add(system);
if (system.m_create)
system.m_create(system.m_system_pointer);
systems[$ - 1].enable();
foreach (info; &entities_infos.byValue)
{
addEntityCaller(*info, cast(uint) systems.length - 1);
}
}
updateEntityCallers();
@ -246,12 +257,20 @@ class EntityManager
info.init_data = Mallocator.instance.makeArray!ubyte(Comp.sizeof);
*cast(Comp*) info.init_data.ptr = Comp.init; // = Comp();
components.add(info);
Comp.component_id = cast(ushort)(components.length - 1);
components_map.add(Comp.stringof, cast(ushort)(components.length - 1));
ushort comp_id = components_map.get(Comp.stringof, ushort.max);
if(comp_id < components.length)
{
Comp.component_id = comp_id;
}
else
{
components.add(info);
Comp.component_id = cast(ushort)(components.length - 1);
components_map.add(Comp.stringof, cast(ushort)(components.length - 1));
}
}
void update()
export void update()
{
foreach (info; &entities_infos.byValue)
{
@ -280,7 +299,7 @@ class EntityManager
return 1;
}
EntityTemplate* allocateTemplate(ushort[] components_ids)
export EntityTemplate* allocateTemplate(ushort[] components_ids)
{
ushort[] ids = (cast(ushort*) alloca(ushort.sizeof * components_ids.length))[0
@ -318,7 +337,7 @@ class EntityManager
return temp;
}
EntityInfo* getEntityInfo(ushort[] ids)
export EntityInfo* getEntityInfo(ushort[] ids)
{
EntityInfo* info = entities_infos.get(ids, null);
if (info is null)
@ -354,7 +373,7 @@ class EntityManager
return info;
}
void updateEntityCallers()
export void updateEntityCallers()
{
foreach (entity; &entities_infos.byValue)
{
@ -365,7 +384,7 @@ class EntityManager
}
}
void addEntityCaller(ref EntityInfo entity, uint system_id)
export void addEntityCaller(ref EntityInfo entity, uint system_id)
{
System* system = &systems[system_id];
CallData call_data = CallData(system_id, system, &entity, null);
@ -412,12 +431,12 @@ class EntityManager
entity.callers.add(call_data, index);
}
Entity* getEntity(EntityID id)
export Entity* getEntity(EntityID id)
{
return cast(Entity*) id_manager.getEntityPointer(id);
}
void removeComponents(EntityID entity_id, ushort[] del_ids)
export void removeComponents(EntityID entity_id, ushort[] del_ids)
{
uint num = cast(uint) del_ids.length;
change_entities_list.add(0);
@ -426,7 +445,7 @@ class EntityManager
change_entities_list.add(cast(ubyte[]) del_ids);
}
void __removeComponents(EntityID entity_id, ushort[] del_ids)
private void __removeComponents(EntityID entity_id, ushort[] del_ids)
{
Entity* entity = id_manager.getEntityPointer(entity_id);
EntitiesBlock* block = getMetaData(entity);
@ -493,7 +512,7 @@ class EntityManager
removeComponents(entity_id, del_ids);
}
void __addComponents(EntityID entity_id, ushort[] new_ids, void*[] data_pointers)
private void __addComponents(EntityID entity_id, ushort[] new_ids, void*[] data_pointers)
{
uint num = cast(uint) new_ids.length;
Entity* entity = id_manager.getEntityPointer(entity_id);
@ -644,13 +663,13 @@ class EntityManager
//__addComponents(entity_id, new_ids, pointers);
}
void freeTemplate(EntityTemplate* template_)
export void freeTemplate(EntityTemplate* template_)
{
Mallocator.instance.dispose(template_.entity_data);
Mallocator.instance.dispose(template_);
}
ref Entity addEntity(EntityTemplate* tmpl)
export ref Entity addEntity(EntityTemplate* tmpl)
{
EntitiesBlock* block = findBlockWithFreeSpace(tmpl.info);
@ -669,7 +688,7 @@ class EntityManager
return *entity;
}
EntitiesBlock* findBlockWithFreeSpace(EntityInfo* info)
private EntitiesBlock* findBlockWithFreeSpace(EntityInfo* info)
{
EntitiesBlock* previous_block;
EntitiesBlock* block = info.first_with_free_space;
@ -709,12 +728,12 @@ class EntityManager
return block;
}
void removeEntity(EntityID id)
export void removeEntity(EntityID id)
{
entities_to_remove.add(id);
}
void __removeEntity(EntityID id)
private void __removeEntity(EntityID id)
{
//get entity and block meta data pointers
Entity* entity = id_manager.getEntityPointer(id);
@ -771,12 +790,12 @@ class EntityManager
*params:
*pointer = pointer to any data of entity (i.e. component data pointer)
*/
EntitiesBlock* getMetaData(void* pointer)
export EntitiesBlock* getMetaData(void* pointer)
{
return cast(EntitiesBlock*)(cast(size_t) pointer & (~cast(size_t)(page_size - 1)));
}
void changeEntites()
private void changeEntites()
{
uint index = 0;
uint len = cast(uint) change_entities_list.length;
@ -814,7 +833,7 @@ class EntityManager
change_entities_list.clear();
}
void updateBlocks()
private void updateBlocks()
{
foreach (block; blocks_to_update)
{
@ -824,7 +843,7 @@ class EntityManager
blocks_to_update.clear();
}
void removeEntities()
private void removeEntities()
{
foreach (id; entities_to_remove)
{
@ -833,7 +852,7 @@ class EntityManager
entities_to_remove.clear();
}
void begin()
export void begin()
{
updateBlocks();
changeEntites();
@ -845,7 +864,7 @@ class EntityManager
}
}
void end()
export void end()
{
foreach (ref system; instance.systems)
{
@ -900,7 +919,7 @@ class EntityManager
}
///return pointer to first element in block
void* dataBegin()
export void* dataBegin()
{
ushort dif = EntitiesBlock.sizeof;
alignNum(dif, type_data.alignment);
@ -950,12 +969,39 @@ class EntityManager
Vector!ubyte change_entities_list;
HashMap!(ushort[], EntityInfo*) entities_infos;
HashMap!(string, ushort) systems_map;
HashMap!(string, ushort) components_map;
Vector!System systems;
Vector!ComponentInfo components;
__gshared EntityManager instance;
}
version(Windows)
extern(Windows) bool DllMain(void* hInstance, uint ulReason, void*) {
import core.sys.windows.windows;
import core.sys.windows.dll;
switch (ulReason)
{
default: assert(0);
case DLL_PROCESS_ATTACH:
dll_process_attach( hInstance, true );
break;
case DLL_PROCESS_DETACH:
dll_process_detach( hInstance, true );
break;
case DLL_THREAD_ATTACH:
dll_thread_attach( true, true );
break;
case DLL_THREAD_DETACH:
dll_thread_detach( true, true );
break;
}
return true;
}
/*
static ulong defaultHashFunc(T)(auto ref T t)
{

View file

@ -5,26 +5,26 @@ import ecs.manager;
struct System
{
bool enabled()
export bool enabled()
{
return m_enabled;
}
void enable()
export void enable()
{
if (!m_enabled && m_enable)
m_enable(m_system_pointer);
m_enabled = true;
}
void disable()
export void disable()
{
if (m_enabled && m_disable)
m_disable(m_system_pointer);
m_enabled = false;
}
int priority()
export int priority()
{
return m_priority;
}

View file

@ -7,7 +7,7 @@ import std.algorithm : swap;
import std.conv : emplace;
import std.traits : hasMember, isCopyable, TemplateOf, Unqual;
@nogc @safe nothrow pure size_t nextPow2(size_t num) {
export @nogc @safe nothrow pure size_t nextPow2(size_t num) {
return 1 << bsr(num) + 1;
}
@ -19,17 +19,17 @@ struct Vector(T) {
size_t used;
public:
this()(T t) {
export this()(T t) {
add(t);
}
this(X)(X[] t) if (is(Unqual!X == Unqual!T)) {
export this(X)(X[] t) if (is(Unqual!X == Unqual!T)) {
add(t);
}
static if (isCopyable!T) {
this(this) {
export this(this) {
T[] tmp = array[0 .. used];
array = null;
used = 0;
@ -39,15 +39,15 @@ public:
@disable this(this);
}
~this() {
export ~this() {
clear();
}
void clear() {
export void clear() {
removeAll();
}
void removeAll() {
export void removeAll() {
if (array !is null) {
foreach (ref el; array[0 .. used]) {
destroy(el);
@ -59,15 +59,15 @@ public:
used = 0;
}
bool empty() {
export bool empty() {
return (used == 0);
}
size_t length() {
export size_t length() {
return used;
}
void length(size_t newLength) {
export void length(size_t newLength) {
if (newLength > used) {
reserve(newLength);
foreach (ref el; array[used .. newLength]) {
@ -81,34 +81,34 @@ public:
used = newLength;
}
void reset() {
export void reset() {
used = 0;
}
void reserve(size_t numElements) {
export void reserve(size_t numElements) {
if (numElements > array.length) {
extend(numElements);
}
}
size_t capacity() {
export size_t capacity() {
return array.length - used;
}
void extend(size_t newNumOfElements) {
export void extend(size_t newNumOfElements) {
auto oldArray = manualExtend(array, newNumOfElements);
if (oldArray !is null) {
freeData(oldArray);
}
}
@nogc void freeData(void[] data) {
export @nogc void freeData(void[] data) {
// 0x0F probably invalid value for pointers and other types
memset(data.ptr, 0x0F, data.length); // Makes bugs show up xD
free(data.ptr);
}
static void[] manualExtend(ref T[] array, size_t newNumOfElements = 0) {
export static void[] manualExtend(ref T[] array, size_t newNumOfElements = 0) {
if (newNumOfElements == 0)
newNumOfElements = 2;
if (array.length == 0)
@ -122,18 +122,18 @@ public:
return cast(void[]) oldArray;
}
Vector!T copy()() {
export Vector!T copy()() {
Vector!T duplicate;
duplicate.reserve(used);
duplicate ~= array[0 .. used];
return duplicate;
}
bool canAddWithoutRealloc(uint elemNum = 1) {
export bool canAddWithoutRealloc(uint elemNum = 1) {
return used + elemNum <= array.length;
}
void add()(T t) {
export void add()(T t) {
if (used >= array.length) {
extend(nextPow2(used + 1));
}
@ -142,7 +142,7 @@ public:
}
/// Add element at given position moving others
void add()(T t, size_t pos) {
export void add()(T t, size_t pos) {
assert(pos <= used);
if (used >= array.length) {
extend(array.length * 2);
@ -155,7 +155,7 @@ public:
used++;
}
void add(X)(X[] t) if (is(Unqual!X == Unqual!T)) {
export void add(X)(X[] t) if (is(Unqual!X == Unqual!T)) {
if (used + t.length > array.length) {
extend(nextPow2(used + t.length));
}
@ -165,20 +165,20 @@ public:
used += t.length;
}
void remove(size_t elemNum) {
export void remove(size_t elemNum) {
destroy(array[elemNum]);
swap(array[elemNum], array[used - 1]);
used--;
}
void removeStable()(size_t elemNum) {
export void removeStable()(size_t elemNum) {
used--;
foreach (i; 0 .. used) {
array[i] = array[i + 1];
}
}
bool tryRemoveElement()(T elem) {
export bool tryRemoveElement()(T elem) {
foreach (i, ref el; array[0 .. used]) {
if (el == elem) {
remove(i);
@ -188,59 +188,59 @@ public:
return false;
}
void removeElement()(T elem) {
export void removeElement()(T elem) {
bool ok = tryRemoveElement(elem);
assert(ok, "There is no such an element in vector");
}
ref T opIndex(size_t elemNum) {
export ref T opIndex(size_t elemNum) {
assert(elemNum < used, "Range violation [index]");
return array.ptr[elemNum];
}
auto opSlice() {
export auto opSlice() {
return array.ptr[0 .. used];
}
T[] opSlice(size_t x, size_t y) {
export T[] opSlice(size_t x, size_t y) {
assert(y <= used);
return array.ptr[x .. y];
}
size_t opDollar() {
export size_t opDollar() {
return used;
}
void opAssign(X)(X[] slice) {
export void opAssign(X)(X[] slice) {
reset();
this ~= slice;
}
void opOpAssign(string op)(T obj) {
export void opOpAssign(string op)(T obj) {
static assert(op == "~");
add(obj);
}
void opOpAssign(string op, X)(X[] obj) {
export void opOpAssign(string op, X)(X[] obj) {
static assert(op == "~");
add(obj);
}
void opIndexAssign()(T obj, size_t elemNum) {
export void opIndexAssign()(T obj, size_t elemNum) {
assert(elemNum < used, "Range viloation");
array[elemNum] = obj;
}
void opSliceAssign()(T[] obj, size_t a, size_t b) {
export void opSliceAssign()(T[] obj, size_t a, size_t b) {
assert(b <= used && a <= b, "Range viloation");
array.ptr[a .. b] = obj;
}
bool opEquals()(auto ref const Vector!(T) r) const {
export bool opEquals()(auto ref const Vector!(T) r) const {
return used == r.used && array.ptr[0 .. used] == r.array.ptr[0 .. r.used];
}
size_t toHash() const nothrow @trusted {
export size_t toHash() const nothrow @trusted {
return hashOf(cast(Unqual!(T)[]) array.ptr[0 .. used]);
}
@ -249,7 +249,7 @@ public:
/**
* Preety print
*/
void toString(scope void delegate(const(char)[]) sink, FormatSpec!char fmt) {
export void toString(scope void delegate(const(char)[]) sink, FormatSpec!char fmt) {
static if (__traits(compiles, formatValue(sink, array[0 .. used], fmt))) {
formatValue(sink, array[0 .. used], fmt);
}