initial commit of this kluge
This commit is contained in:
Tonton
commit
63611af4f8
15
Makefile
Normal file
15
Makefile
Normal file
@ -0,0 +1,15 @@
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#############################################
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# making the bubulles library
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# maybe must be run with gmake
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#############################################
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OPT = -Wall -g -DDEBUG_LEVEL=1 -DMUST_ABORT
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bubulles.o: bubulles.c bubulles.h Makefile
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clang $(OPT) -c $<
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tbb: tbb.c bubulles.h bubulles.o Makefile
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clang $(OPT) $< bubulles.o -o tbb
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#############################################
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11
README.txt
Normal file
11
README.txt
Normal file
@ -0,0 +1,11 @@
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+-------------------------+
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| lib bubulles |
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+-------------------------+
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/!\ warning /!\
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This kludge was mainly build on FreeBSD, so ymmv.
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322
bubulles.c
Normal file
322
bubulles.c
Normal file
@ -0,0 +1,322 @@
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/*
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bubulles.c
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "bubulles.h"
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/* --------------------------------------------------------------------- */
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int bubulles_version(int k)
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{
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fprintf(stderr, "###\n### LIBBB %s v %d / %s %s\n###\n",
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__FILE__, LIBBB_VERSION, __DATE__, __TIME__);
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if (k) {
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bubulles_sizeof(k);
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}
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return 0;
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}
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/* --------------------------------------------------------------------- */
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void bubulles_sizeof(int k)
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{
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if (k & 0x01) printf(" sizeof structs\n");
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printf("%-15s %4lu\n", "XYZ", sizeof(XYZ));
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printf("%-15s %4lu\n", "RGBA", sizeof(RGBA));
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printf("%-15s %4lu\n", "Bubulle", sizeof(Bubulle));
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printf("%-15s %4lu\n", "BBList", sizeof(BBList));
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puts("");
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}
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/* --------------------------------------------------------------------- */
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BBList * alloc_bubulles(char *name, int sz, int unused)
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{
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BBList *bblptr;
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Bubulle *array;
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#if DEBUG_LEVEL
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fprintf(stderr, "+++ %s '%s' %d 0x%X\n", __func__, name, sz, unused);
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#endif
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if (NULL==(bblptr = malloc(sizeof(BBList)))) {
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fprintf(stderr, "no mem available in %s\n", __func__);
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return NULL;
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}
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if ( (NULL != name) && (strlen(name) < SZ_BUBULLE_TEXT) )
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strcpy(bblptr->name, name);
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else
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strcpy(bblptr->name, "noname");
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bblptr->fidx = 0;
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bblptr->size = sz;
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bblptr->flags = 0;
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if (NULL==(array = calloc(sz, sizeof(Bubulle)))) {
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fprintf(stderr, "no mem available in %s\n", __func__);
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free(bblptr);
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return NULL;
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}
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bblptr->bbs = array;
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#if DEBUG_LEVEL
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fprintf(stderr, "\t\tbblptr is at %p\n", bblptr);
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#endif
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return bblptr;
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}
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/* --------------------------------------------------------------------- */
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int free_bubulles(BBList *bbl, int k)
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{
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if (NULL == bbl->bbs) {
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fprintf(stderr, "%s : array ptr is null\n", __func__);
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#if MUST_ABORT
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abort();
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#endif
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return 1;
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}
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free(bbl->bbs);
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/* it's safe to erase the metadata header (nsa) */
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memset(bbl, 0, sizeof(BBList));
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/* release a clean memory */ free(bbl);
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return 0;
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}
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/* --------------------------------------------------------------------- */
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Bubulle * bubulle_getaddr(BBList *where, int idx)
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{
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#if DEBUG_LEVEL > 1
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fprintf(stderr, ">>> %s ( %p %d )\n", __func__, where, idx);
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#endif
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if ( (idx < 0) || (idx > where->fidx) ) {
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fprintf(stderr, "%s : idx %d out of range on %p\n",
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__func__, idx, where);
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#if MUST_ABORT
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abort();
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#endif
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return NULL;
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}
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return ( &where->bbs[idx] );
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}
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/* --------------------------------------------------------------------- */
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int print_bublist_desc(BBList *bbl, int flags)
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{
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printf("------- bblist at %p\n", bbl);
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printf("\tname \t'%s'\n", bbl->name);
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printf("\tsize\t%6d\n\tfidx\t%6d\n", bbl->size, bbl->fidx);
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if (flags & 0x01) {
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printf("\txyz\t%f %f %f\n",
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bbl->position.x, bbl->position.y, bbl->position.z);
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}
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printf("\tflags\t0x%08lX\n", bbl->flags);
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printf("\tarray\t%p\n", bbl->bbs);
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puts(""); fflush(stdout);
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return 0;
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}
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/* --------------------------------------------------------------------- */
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int push_bubulle(BBList *where, Bubulle *what)
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{
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#if DEBUG_LEVEL > 1
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fprintf(stderr, "%s : %p --> %p\n", __func__, what, where);
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fprintf(stderr, "XYZ %f %f %f\n", what->p.x, what->p.y, what->p.z);
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#endif
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if (where->fidx > where->size) {
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/* this is a very bad fatal error */
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fprintf(stderr, "%s : overflow in BBList at %p\n", __func__, where);
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abort();
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}
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if (where->fidx > where->size) {
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/* array is full */
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#if DEBUG_LEVEL
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fprintf(stderr, "%s : array of %p is full\n", __func__, where);
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#endif
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return -1;
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}
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memcpy(&where->bbs[where->fidx], what, sizeof(Bubulle));
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where->fidx++;
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return 0;
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}
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/* --------------------------------------------------------------------- */
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int poke_bubulle(BBList *where, Bubulle *what, int idx)
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{
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if ((idx < 0) || (idx > where->size)) {
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#if DEBUG_LEVEL
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fprintf(stderr, "%s : idx %d out of range\n", __func__, idx);
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#endif
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return -1;
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}
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#if DEBUG_LEVEL
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fprintf(stderr, "%s : %p --> %p+%d\n", __func__, what, where, idx);
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fprintf(stderr, "src XYZ %f %f %f\n", what->p.x, what->p.y, what->p.z);
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#endif
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memcpy(&where->bbs[idx], what, sizeof(Bubulle));
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return 0;
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}
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/* --------------------------------------------------------------------- */
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int peek_bubulle(BBList *from, Bubulle *to, int idx)
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{
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if ((idx < 0) || (idx > from->size)) {
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#if DEBUG_LEVEL
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fprintf(stderr, "%s : idx %d out of range\n", __func__, idx);
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#endif
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return -1;
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}
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memcpy(to, &from->bbs[idx], sizeof(Bubulle));
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return 0;
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}
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/* --------------------------------------------------------------------- */
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/* flags :
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* 0x0001 print diameter
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* 0x0002 print graylevel
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*/
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int fprint_bubulles(FILE *fp, char *title, BBList *bbl, int flags)
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{
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int idx;
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Bubulle *ar;
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ar = bbl->bbs;
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#if DEBUG_LEVEL > 1
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fprintf(stderr, "*** %s : array at %p, sz %d\n", __func__, ar, bbl->size);
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#endif
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for (idx=0; idx<bbl->fidx; idx++) {
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fprintf(fp, "%11.6f %11.6f %11.6f",
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ar[idx].p.x, ar[idx].p.y, ar[idx].p.z);
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if (flags & 0x01) fprintf(fp, " %11.6f", ar[idx].d); if (flags & 0x02) fprintf(fp, " %6d", ar[idx].gray);
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fputs("\n", fp);
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}
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fflush(fp);
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return 0;
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}
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/* --------------------------------------------------------------------- */
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int niceprint_bubulle(Bubulle *what, int unused)
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{
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printf("----------------------- @ %p -----------------\n", what);
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printf("xyzd %11.6f %11.6f %11.6f %11.6f\n",
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what->p.x, what->p.y, what->p.z, what->d);
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printf("diam %11.6f gray %5d\n", what->d, what->gray);
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printf("rgba %11.6f %11.6f %11.6f %11.6f\n",
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what->p.x, what->p.y, what->p.z, what->d);
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puts("----------------------------------------------------------");
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return 0;
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}
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/* --------------------------------------------------------------------- */
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int cleanfill_my_bublist(BBList *what, int k)
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{
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Bubulle *ar;
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int idx;
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if (NULL == what) {
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fprintf(stderr, "SHIT HAPPEN IN %s\n", __func__);
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abort();
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}
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ar = what->bbs; /* get the bubble array addr */
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#if DEBUG_LEVEL > 2
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fprintf(stderr, "*O* %s array at %p, sz %d\n",
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__func__, ar, what->size);
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#endif
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for (idx=0; idx<what->size; idx++) {
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memset(&ar[idx], 0, sizeof(Bubulle));
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ar[idx].kvalue = 1.0;
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}
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what->fidx = what->size - 1;
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return 0;
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}
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/* --------------------------------------------------------------------- */
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int bubulles_to_data(char *fname, char *title, BBList *bbl, int k)
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{
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FILE *fp;
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int retval;
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if (NULL==(fp=fopen(fname, "w"))) {
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perror(fname);
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return -1;
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}
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retval = fprint_bubulles(fp, title, bbl, k);
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if (retval) {
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fprintf(stderr, "something strange (%d) happen in %s\n",
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retval, __func__);
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}
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fclose(fp);
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return retval;
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}
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/* --------------------------------------------------------------------- */
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/******* BOUNDING BOXES *******/
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int bounding_box(Bubulle *boubs, int nbre, BBox *bbox)
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{
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int idx;
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bbox->minX = bbox->minY = bbox->minZ = 9e99;
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bbox->maxX = bbox->maxY = bbox->maxZ = -9e99;
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for (idx=0; idx<nbre; idx++) {
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if (boubs[idx].p.x > bbox->maxX) bbox->maxX = boubs[idx].p.x;
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else if (boubs[idx].p.x < bbox->minX) bbox->minX = boubs[idx].p.x;
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if (boubs[idx].p.y > bbox->maxY) bbox->maxY = boubs[idx].p.y;
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else if (boubs[idx].p.y < bbox->minY) bbox->minY = boubs[idx].p.y;
|
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if (boubs[idx].p.z > bbox->maxZ) bbox->maxZ = boubs[idx].p.z;
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else if (boubs[idx].p.z < bbox->minZ) bbox->minZ = boubs[idx].p.z;
|
||||
|
||||
}
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return 0;
|
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}
|
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/* --------------------------------------------------------------------- */
|
||||
int print_bbox(BBox *bbox, int k)
|
||||
{
|
||||
|
||||
printf("%9.6f %9.6f %9.6f %9.6f %9.6f %9.6f\n",
|
||||
bbox->minX, bbox->minY, bbox->minZ,
|
||||
bbox->maxX, bbox->maxY, bbox->maxZ);
|
||||
|
||||
return 0;
|
||||
}
|
||||
/* --------------------------------------------------------------------- */
|
||||
/* --------------------------------------------------------------------- */
|
||||
/* --------------------------------------------------------------------- */
|
||||
67
bubulles.h
Normal file
67
bubulles.h
Normal file
@ -0,0 +1,67 @@
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/*
|
||||
bubulles.h
|
||||
*/
|
||||
|
||||
/* --------------------------------------------------------------------- */
|
||||
|
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#define LIBBB_VERSION 40
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||||
|
||||
#define SZ_BUBULLE_TEXT 51 /* arbitrary value */
|
||||
|
||||
typedef struct {
|
||||
double x, y, z;
|
||||
unsigned long reserved;
|
||||
} XYZ;
|
||||
|
||||
typedef struct {
|
||||
float r, g, b, a;
|
||||
unsigned long reserved;
|
||||
} RGBA;
|
||||
|
||||
typedef struct {
|
||||
XYZ p; /* position */
|
||||
double d; /* diameter */
|
||||
int gray;
|
||||
RGBA col;
|
||||
long ttl;
|
||||
double kvalue; /* wtf ? */
|
||||
} Bubulle;
|
||||
|
||||
typedef struct {
|
||||
char name[SZ_BUBULLE_TEXT+1];
|
||||
int size; /* max number of bubulles */
|
||||
int fidx; /* next free slot */
|
||||
XYZ position;
|
||||
unsigned long flags;
|
||||
Bubulle *bbs;
|
||||
} BBList;
|
||||
|
||||
BBList * alloc_bubulles(char *name, int nbre, int k);
|
||||
int free_bubulles(BBList *bbl, int k);
|
||||
int print_bublist_desc(BBList *bbl, int k);
|
||||
int push_bubulle(BBList *where, Bubulle *what);
|
||||
int poke_bubulle(BBList *where, Bubulle *what, int idx);
|
||||
int peek_bubulle(BBList *from, Bubulle *to, int idx);
|
||||
|
||||
int cleanfill_my_bublist(BBList *what, int k);
|
||||
int bubulles_version(int k);
|
||||
void bubulles_sizeof(int k);
|
||||
|
||||
Bubulle * bubulle_getaddr(BBList *where, int idx);
|
||||
|
||||
int fprint_bubulles(FILE *fp, char *title, BBList *bbl, int k);
|
||||
int niceprint_bubulle(Bubulle *what, int unused);
|
||||
int bubulles_to_data(char *fname, char *title, BBList *bbl, int k);
|
||||
|
||||
/* --------------------------------------------------------------------- */
|
||||
|
||||
typedef struct {
|
||||
double minX, minY, minZ;
|
||||
double maxX, maxY, maxZ;
|
||||
int flags;
|
||||
} BBox;
|
||||
|
||||
int bounding_box(Bubulle *boubs, int nbre, BBox *bbox);
|
||||
int print_bbox(BBox *bbox, int k);
|
||||
|
||||
/* --------------------------------------------------------------------- */
|
||||
113
tbb.c
Normal file
113
tbb.c
Normal file
@ -0,0 +1,113 @@
|
||||
#include <stdio.h>
|
||||
|
||||
#include "bubulles.h"
|
||||
/* --------------------------------------------------------------------- */
|
||||
|
||||
void print_sizeof(void)
|
||||
{
|
||||
printf("%-15s %4lu\n", "XYZ", sizeof(XYZ));
|
||||
printf("%-15s %4lu\n", "RGBA", sizeof(RGBA));
|
||||
printf("%-15s %4lu\n", "Bubulle", sizeof(Bubulle));
|
||||
printf("%-15s %4lu\n", "BBList", sizeof(BBList));
|
||||
puts("");
|
||||
}
|
||||
/* --------------------------------------------------------------------- */
|
||||
|
||||
void test_alloc_free(int nbelm)
|
||||
{
|
||||
BBList *bublist;
|
||||
int foo;
|
||||
|
||||
bublist = alloc_bubulles("plop !", nbelm, 0);
|
||||
print_bublist_desc(bublist, 1);
|
||||
|
||||
foo = free_bubulles(bublist, 0);
|
||||
printf("free bubulles -> %d\n", foo);
|
||||
|
||||
}
|
||||
/* --------------------------------------------------------------------- */
|
||||
int test_push_pop(int nbelm)
|
||||
{
|
||||
BBList *bublist;
|
||||
int foo, idx;
|
||||
Bubulle bubulle;
|
||||
|
||||
bublist = alloc_bubulles("push & pop", nbelm, 0);
|
||||
|
||||
for (idx=0; idx<nbelm; idx++) {
|
||||
bubulle.p.x = (double)idx;
|
||||
bubulle.p.y = bubulle.p.z = 0.3;
|
||||
foo = push_bubulle(bublist, &bubulle);
|
||||
}
|
||||
|
||||
foo = bubulles_to_data("dummy-file", NULL, bublist, 0);
|
||||
printf("ecriture bubulles -> %d\n", foo);
|
||||
|
||||
foo = free_bubulles(bublist, 0);
|
||||
printf("free bubulles -> %d\n", foo);
|
||||
|
||||
return 0;
|
||||
}
|
||||
/* --------------------------------------------------------------------- */
|
||||
int test_cleanfill_my_bublist(int krkrkr)
|
||||
{
|
||||
BBList *bublist;
|
||||
int foo;
|
||||
|
||||
bublist = alloc_bubulles("cleanfill", 567890, 0);
|
||||
foo = cleanfill_my_bublist(bublist, 0);
|
||||
fprintf(stderr, "clean & fill -> %d\n", foo);
|
||||
free_bubulles(bublist, 0);
|
||||
|
||||
return 0;
|
||||
}
|
||||
/* --------------------------------------------------------------------- */
|
||||
int test_peek_poke(int nbre)
|
||||
{
|
||||
BBList *bublist;
|
||||
int foo, in, out;
|
||||
Bubulle bubulle;
|
||||
|
||||
bublist = alloc_bubulles("peek & poke", nbre, 0);
|
||||
print_bublist_desc(bublist, 0);
|
||||
|
||||
in = nbre / 2;
|
||||
out = nbre + 42;
|
||||
|
||||
foo = peek_bubulle(bublist, &bubulle, in);
|
||||
printf("peek 1 -> %7d\n", foo);
|
||||
|
||||
foo = niceprint_bubulle(&bubulle, 0);
|
||||
printf("niceprint -> %7d\n", foo);
|
||||
|
||||
foo = peek_bubulle(bublist, &bubulle, out);
|
||||
printf("peek 2 -> %7d\n", foo);
|
||||
|
||||
bubulle.p.y = 3.14159;
|
||||
foo = poke_bubulle(bublist, &bubulle, in);
|
||||
printf("poke 1 -> %7d\n", foo);
|
||||
|
||||
foo = peek_bubulle(bublist, &bubulle, in);
|
||||
printf("peek 3 -> %7d\n", foo);
|
||||
|
||||
foo = niceprint_bubulle(&bubulle, 0);
|
||||
printf("niceprint -> %7d\n", foo);
|
||||
|
||||
return -42;
|
||||
}
|
||||
/* --------------------------------------------------------------------- */
|
||||
|
||||
int main(int argc, char *argv[])
|
||||
{
|
||||
int foo;
|
||||
|
||||
bubulles_version(0);
|
||||
|
||||
// test_alloc_free(5);
|
||||
// test_push_pop(2000);
|
||||
// test_cleanfill_my_bublist(999);
|
||||
|
||||
foo = test_peek_poke(5000);
|
||||
fprintf(stderr, "test peek/poke -> %d\n", foo);
|
||||
return 0;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user