Files
evol-mod-assetmanager/src/mod.c
2021-06-09 09:21:34 +02:00

262 lines
7.1 KiB
C

#define EV_MODULE_DEFINE
#include <evol/evolmod.h>
#include <assetsys/assetsys.h>
#include <cute_filewatch.h>
#include <evol/utils/aligned_alloc.h>
#define IMPORT_MODULE evmod_ecs
#include <evol/meta/module_import.h>
#include "loaders/LoaderCommon.h"
#include "loaders/TextLoader/TextLoader.h"
#include "loaders/JSONLoader/JSONLoader.h"
#include "loaders/MeshLoader/MeshLoader.h"
#include "loaders/ShaderLoader/ShaderLoader.h"
#define AssetSysCheck(errmsg_fmt, vars, ...) do { \
assetsys_error_t res = __VA_ARGS__; \
if(res != ASSETSYS_SUCCESS) { \
ev_log_error(errmsg_fmt"`%s` failed. Error Message: %s", EV_EXPAND(vars), EV_STRINGIZE(__VA_ARGS__), assetsys_error_strings[res]); \
} \
} while (0)
struct {
assetsys_t *sys;
filewatch_t *fwatch;
evolmodule_t ecs_mod;
ECSAssetWorldHandle world;
AssetComponentID assetcomponent_id;
} AssetManagerData = {
NULL, NULL, NULL,
0, 0};
void
onRemoveAssetComponent(
ECSQuery query)
{
Asset *assets = ECS->getQueryColumn(query, sizeof(Asset), 1);
for(U32 i = 0; i < ECS->getQueryMatchCount(query); i++) {
aligned_free(assets[i].data);
}
}
void
onRemoveTextAsset(
ECSQuery query)
{
TextAsset *assets = ECS->getQueryColumn(query, sizeof(TextAsset), 1);
for(U32 i = 0; i < ECS->getQueryMatchCount(query); i++) {
ev_textloader_textasset_destr(assets[i]);
}
}
void
onRemoveJSONAsset(
ECSQuery query)
{
JSONAsset *assets = ECS->getQueryColumn(query, sizeof(JSONAsset), 1);
for(U32 i = 0; i < ECS->getQueryMatchCount(query); i++) {
ev_jsonloader_jsonasset_destr(assets[i]);
}
}
// void
// onRemoveMeshAsset(
// ECSQuery query)
// {
// MeshAsset *assets = ECS->getQueryColumn(query, sizeof(MeshAsset), 1);
// for(int i = 0; i < ECS->getQueryMatchCount(query); i++) {
// ev_meshloader_meshasset_destr(assets[i]);
// }
// }
void
onRemoveShaderAsset(
ECSQuery query)
{
ShaderAsset *assets = ECS->getQueryColumn(query, sizeof(ShaderAsset), 1);
for(U32 i = 0; i < ECS->getQueryMatchCount(query); i++) {
ev_shaderloader_shaderasset_destr(assets[i]);
}
}
EV_CONSTRUCTOR
{
ev_log_trace("evmod_asset constructor");
static_assert(sizeof(AssetEntityID) == sizeof(AssetHandle), "AssetEntityID not the same size of AssetHandle");
AssetManagerData.sys = assetsys_create( 0 );
AssetManagerData.fwatch = filewatch_create(AssetManagerData.sys, NULL);
AssetManagerData.ecs_mod = evol_loadmodule("ecs");
if(AssetManagerData.ecs_mod) {
imports(AssetManagerData.ecs_mod, (ECS, AssetECS));
if(AssetECS) {
AssetManagerData.world = AssetECS->newWorld();
AssetManagerData.assetcomponent_id = AssetECS->registerComponent("Asset", sizeof(Asset), EV_ALIGNOF(Asset));
AssetECS->setOnRemoveTrigger("AssetComponentOnRemove", "Asset", onRemoveAssetComponent);
ev_textloader_setassettype(AssetECS->registerComponent("TextAsset", sizeof(TextAsset), EV_ALIGNOF(TextAsset)));
AssetECS->setOnRemoveTrigger("TextAssetOnRemove", "TextAsset", onRemoveTextAsset);
ev_jsonloader_setassettype(AssetECS->registerComponent("JSONAsset", sizeof(JSONAsset), EV_ALIGNOF(JSONAsset)));
AssetECS->setOnRemoveTrigger("JSONAssetOnRemove", "JSONAsset", onRemoveJSONAsset);
ev_jsonloader_setassettype(AssetECS->registerComponent("MeshAsset", sizeof(MeshAsset), EV_ALIGNOF(MeshAsset)));
// AssetECS->setOnRemoveTrigger("MeshAssetOnRemove", "MeshAsset", onRemoveMeshAsset);
ev_shaderloader_setassettype(AssetECS->registerComponent("ShaderAsset", sizeof(ShaderAsset), EV_ALIGNOF(ShaderAsset)));
AssetECS->setOnRemoveTrigger("ShaderAssetOnRemove", "ShaderAsset", onRemoveShaderAsset);
}
}
ev_shaderloader_init();
return AssetManagerData.sys == NULL;
}
EV_DESTRUCTOR
{
filewatch_free(AssetManagerData.fwatch);
assetsys_destroy(AssetManagerData.sys);
if(AssetManagerData.world) {
AssetECS->destroyWorld(AssetManagerData.world);
}
if(AssetManagerData.ecs_mod) {
evol_unloadmodule(AssetManagerData.ecs_mod);
}
ev_shaderloader_deinit();
return 0;
}
AssetHandle
ev_asset_load(
CONST_STR path)
{
assetsys_file_t file;
AssetSysCheck("Failed to find file %s. ", (path), assetsys_file(AssetManagerData.sys, path, &file));
Asset a;
a.size = (I64)assetsys_file_size(AssetManagerData.sys, file);
a.data = aligned_malloc(a.size + 1, 16);
int loaded_size = 0;
AssetSysCheck("Failed to load file %s. ", (path), assetsys_file_load(AssetManagerData.sys, file, &loaded_size, a.data, a.size));
a.size = (I64) loaded_size;
((char*)a.data)[a.size] = '\0';
a.ref_count = 1;
AssetEntityID entt = AssetECS->createEntity(AssetManagerData.world);
AssetECS->setComponent(AssetManagerData.world, entt, AssetManagerData.assetcomponent_id, &a);
return (AssetHandle)entt;
}
AssetHandle
ev_asset_clonehandle(
AssetHandle handle)
{
Asset *asset = AssetECS->getComponent(AssetManagerData.world, handle, AssetManagerData.assetcomponent_id);
asset->ref_count++;
return handle;
}
void
ev_asset_free(
AssetHandle handle)
{
Asset *asset = AssetECS->getComponent(AssetManagerData.world, handle, AssetManagerData.assetcomponent_id);
asset->ref_count--;
if(asset->ref_count == 0) {
AssetECS->destroyEntity(AssetManagerData.world, handle);
}
}
void
ev_assetmanager_mount(
evstring *path,
evstring *as)
{
evstring_pushstr(as, ":/");
/* AssetSysCheck("Failed to mount %s as %s. ", (*path, *as), assetsys_mount(AssetManagerData.sys, *path, *as)); */
filewatch_mount(AssetManagerData.fwatch, *path, *as);
}
void
ev_assetmanager_watch(
const char *path,
FN_PTR callback)
{
filewatch_start_watching(AssetManagerData.fwatch, path, callback, NULL, 0);
}
void
ev_assetmanager_watchrecursively(
const char *path,
FN_PTR callback)
{
filewatch_start_watching(AssetManagerData.fwatch, path, callback, NULL, 1);
}
void
ev_assetmanager_stopwatching(
const char *path)
{
filewatch_stop_watching(AssetManagerData.fwatch, path);
}
const Asset *
ev_asset_getfromhandle(
AssetHandle handle)
{
return AssetECS->getComponent(AssetManagerData.world, handle, AssetManagerData.assetcomponent_id);
}
void
ev_asset_markas(
AssetHandle handle,
GenericHandle assetType,
PTR data)
{
AssetECS->setComponent(AssetManagerData.world, handle, assetType, data);
}
void
ev_assetmanager_update()
{
filewatch_update(AssetManagerData.fwatch);
filewatch_notify(AssetManagerData.fwatch);
}
EV_BINDINGS
{
ev_log_debug("Binding functions in evmod_asset");
EV_NS_BIND_FN(AssetManager, mount, ev_assetmanager_mount);
EV_NS_BIND_FN(AssetManager, watch, ev_assetmanager_watch);
EV_NS_BIND_FN(AssetManager, watchRecursively, ev_assetmanager_watchrecursively);
EV_NS_BIND_FN(AssetManager, stopWatching, ev_assetmanager_stopwatching);
EV_NS_BIND_FN(AssetManager, update, ev_assetmanager_update);
EV_NS_BIND_FN(Asset, load, ev_asset_load);
EV_NS_BIND_FN(Asset, cloneHandle, ev_asset_clonehandle);
EV_NS_BIND_FN(Asset, free, ev_asset_free);
EV_NS_BIND_FN(TextLoader, loadAsset, ev_textloader_loadasset);
EV_NS_BIND_FN(JSONLoader, loadAsset, ev_jsonloader_loadasset);
EV_NS_BIND_FN(MeshLoader, loadAsset, ev_meshloader_loadasset);
EV_NS_BIND_FN(ShaderLoader, loadAsset, ev_shaderloader_loadasset);
return 0;
}