goat3dgfx

annotate src/dataset.inl @ 29:9d581abd0bfb

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merged
author John Tsiombikas <nuclear@member.fsf.org>
date Sun, 02 Mar 2014 02:18:15 +0200
parents 7d6b667821cf
children
rev   line source
nuclear@0 1 #include <stdio.h>
nuclear@0 2 #include <string.h>
nuclear@0 3 #include "datapath.h"
nuclear@0 4
nuclear@15 5 namespace goatgfx {
nuclear@15 6
nuclear@0 7 template <typename T>
nuclear@24 8 DataSet<T>::DataSet(T (*create_func)(), bool (*load_func)(T, const char*), bool (*done_func)(T), void (*destr_func)(T))
nuclear@0 9 {
nuclear@24 10 create = create_func;
nuclear@0 11 load = load_func;
nuclear@24 12 done = done_func;
nuclear@0 13 destroy = destr_func;
nuclear@24 14
nuclear@24 15 rman = resman_create();
nuclear@24 16 resman_set_load_func(rman, dataset_load_func, this);
nuclear@24 17 resman_set_done_func(rman, dataset_done_func, this);
nuclear@24 18 resman_set_destroy_func(rman, dataset_destroy_func, this);
nuclear@0 19 }
nuclear@0 20
nuclear@0 21 template <typename T>
nuclear@0 22 DataSet<T>::~DataSet()
nuclear@0 23 {
nuclear@24 24 resman_free(rman);
nuclear@0 25 }
nuclear@0 26
nuclear@0 27 template <typename T>
nuclear@0 28 void DataSet<T>::clear()
nuclear@0 29 {
nuclear@24 30 resman_free(rman);
nuclear@0 31 data.clear();
nuclear@24 32
nuclear@24 33 rman = resman_create();
nuclear@24 34 }
nuclear@24 35
nuclear@24 36 template <typename T>
nuclear@24 37 void DataSet<T>::update()
nuclear@24 38 {
nuclear@24 39 resman_poll(rman);
nuclear@0 40 }
nuclear@0 41
nuclear@0 42 template <typename T>
nuclear@0 43 T DataSet<T>::get(const char *name) const
nuclear@0 44 {
nuclear@0 45 typename std::map<std::string, T>::const_iterator iter = data.find(name);
nuclear@0 46 if(iter != data.end()) {
nuclear@0 47 return iter->second;
nuclear@0 48 }
nuclear@0 49
nuclear@24 50 const char *fname, *slash;
nuclear@24 51 if((slash = strrchr(name, '/'))) {
nuclear@24 52 fname = slash + 1;
nuclear@24 53 } else {
nuclear@24 54 fname = name;
nuclear@24 55 }
nuclear@24 56
nuclear@24 57 std::string path = datafile_path(fname);
nuclear@0 58 if(path.empty()) {
nuclear@0 59 fprintf(stderr, "can't find data file: %s\n", name);
nuclear@0 60 return 0;
nuclear@0 61 }
nuclear@0 62
nuclear@24 63 T res = create();
nuclear@24 64 resman_lookup(rman, path.c_str(), res);
nuclear@0 65 return res;
nuclear@0 66 }
nuclear@15 67
nuclear@24 68
nuclear@24 69 // --- static functions to pass as callback to resman ---
nuclear@24 70
nuclear@24 71 template <typename T>
nuclear@24 72 int DataSet<T>::dataset_load_func(const char *fname, int id, void *cls)
nuclear@24 73 {
nuclear@24 74 DataSet<T> *dset = (DataSet<T>*)cls;
nuclear@24 75 T data = (T)resman_get_res_data(dset->rman, id);
nuclear@24 76
nuclear@24 77 if(!dset->load(data, fname)) {
nuclear@24 78 return -1;
nuclear@24 79 }
nuclear@24 80 return 0;
nuclear@24 81 }
nuclear@24 82
nuclear@24 83 template <typename T>
nuclear@24 84 int DataSet<T>::dataset_done_func(int id, void *cls)
nuclear@24 85 {
nuclear@24 86 DataSet<T> *dset = (DataSet<T>*)cls;
nuclear@24 87
nuclear@24 88 T data = (T)resman_get_res_data(dset->rman, id);
nuclear@24 89 int load_res = resman_get_res_result(dset->rman, id);
nuclear@24 90
nuclear@24 91 if(load_res != 0) {
nuclear@24 92 fprintf(stderr, "failed to load resource %d (%s)\n", id, resman_get_res_name(dset->rman, id));
nuclear@24 93 } else {
nuclear@24 94 printf("done loading resource %d (%s)\n", id, resman_get_res_name(dset->rman, id));
nuclear@24 95 }
nuclear@24 96
nuclear@24 97 if(dset->done) {
nuclear@24 98 dset->done(data);
nuclear@24 99 }
nuclear@24 100 return 0;
nuclear@24 101 }
nuclear@24 102
nuclear@24 103 template <typename T>
nuclear@24 104 void DataSet<T>::dataset_destroy_func(int id, void *cls)
nuclear@24 105 {
nuclear@24 106 DataSet<T> *dset = (DataSet<T>*)cls;
nuclear@24 107 T data = (T)resman_get_res_data(dset->rman, id);
nuclear@24 108
nuclear@24 109 if(dset->destroy) {
nuclear@24 110 dset->destroy(data);
nuclear@24 111 }
nuclear@24 112 }
nuclear@24 113
nuclear@15 114 } // namespace goatgfx