<Someone>'s new files.

This commit is contained in:
jwalz
2002-03-20 03:50:49 +00:00
parent 931e38a6d7
commit d98c30d989
3 changed files with 359 additions and 0 deletions

181
win/gem/gr_rect.c Normal file
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/* SCCS Id: @(#)gr_rect.c 3.4 2001/12/10 */
/* Copyright (c) Christian Bressler, 2001 */
/* NetHack may be freely redistributed. See license for details. */
/* This is an almost exact copy of qt_clust.cpp */
/* gr_rect.c */
#include <stdlib.h>
#include <stdio.h>
#include <limits.h>
#include "gr_rect.h"
dirty_rect *new_dirty_rect(int size){
dirty_rect *new=NULL;
if(size>0){
new=(dirty_rect *)calloc(1L,sizeof(dirty_rect));
if(new){
new->rects=(GRECT *)calloc((long)size,sizeof(GRECT));
if(new->rects==NULL){
free(new);
return(NULL);
}
new->max=size;
}
}
return(new);
}
void delete_dirty_rect(dirty_rect *this){
if(this==NULL)
return;
if(this->rects)
free(this->rects);
/* In case the Pointer is reused wrongly */
this->rects=NULL;
this->max=0;
this->used=0;
free(this);
}
static int gc_inside(GRECT *frame,GRECT *test);
static int gc_touch(GRECT *frame,GRECT *test);
static void gc_combine(GRECT *frame,GRECT *test);
static long gc_area(GRECT *area);
int add_dirty_rect(dirty_rect *dr,GRECT *area){
int cursor;
long lowestcost=9999999L;
int cheapest=-1;
int cheapestmerge1=-1;
int cheapestmerge2=-1;
int merge1;
int merge2;
for (cursor=0; cursor<dr->used; cursor++) {
if (gc_inside(&dr->rects[cursor],area)) {
/* Wholly contained already. */
return(TRUE);
}
}
for (cursor=0; cursor<dr->used; cursor++) {
if (gc_touch(&dr->rects[cursor],area)) {
GRECT larger=dr->rects[cursor];
long cost;
gc_combine(&larger,area);
cost=gc_area(&larger)-gc_area(&dr->rects[cursor]);
if (cost < lowestcost) {
int bad=FALSE,c;
for (c=0; c<dr->used && !bad; c++) {
bad=gc_touch(&dr->rects[c],&larger) && c!=cursor;
}
if (!bad) {
cheapest=cursor;
lowestcost=cost;
}
}
}
}
if (cheapest>=0) {
gc_combine(&dr->rects[cheapest],area);
return(TRUE);
}
if (dr->used < dr->max) {
dr->rects[dr->used++]=*area;
return(TRUE);
}
// Do cheapest of:
// add to closest cluster
// do cheapest cluster merge, add to new cluster
lowestcost=9999999L;
cheapest=-1;
for (cursor=0; cursor<dr->used; cursor++) {
GRECT larger=dr->rects[cursor];
long cost;
gc_combine(&larger,area);
cost=gc_area(&larger)-gc_area(&dr->rects[cursor]);
if (cost < lowestcost) {
int bad=FALSE, c;
for (c=0; c<dr->used && !bad; c++) {
bad=gc_touch(&dr->rects[c],&larger) && c!=cursor;
}
if (!bad) {
cheapest=cursor;
lowestcost=cost;
}
}
}
// XXX could make an heuristic guess as to whether we
// XXX need to bother looking for a cheap merge.
for (merge1=0; merge1<dr->used; merge1++) {
for (merge2=0; merge2<dr->used; merge2++) {
if (merge1!=merge2) {
GRECT larger=dr->rects[merge1];
long cost;
gc_combine(&larger,&dr->rects[merge2]);
cost=gc_area(&larger)-gc_area(&dr->rects[merge1])-gc_area(&dr->rects[merge2]);
if (cost < lowestcost) {
int bad=FALSE, c;
for (c=0; c<dr->used && !bad; c++) {
bad=gc_touch(&dr->rects[c],&larger) && c!=cursor;
}
if (!bad) {
cheapestmerge1=merge1;
cheapestmerge2=merge2;
lowestcost=cost;
}
}
}
}
}
if (cheapestmerge1>=0) {
gc_combine(&dr->rects[cheapestmerge1],&dr->rects[cheapestmerge2]);
dr->rects[cheapestmerge2]=dr->rects[dr->used-1];
dr->rects[dr->used-1]=*area;
} else {
gc_combine(&dr->rects[cheapest],area);
}
// NB: clusters do not intersect (or intersection will
// overwrite). This is a result of the above algorithm,
// given the assumption that (x,y) are ordered topleft
// to bottomright.
return(TRUE);
}
int get_dirty_rect(dirty_rect* dr,GRECT *area){
if(dr==NULL || area==NULL || dr->rects==NULL || dr->used<=0 || dr->max<=0)
return(FALSE);
*area=dr->rects[--dr->used];
return(TRUE);
}
int clear_dirty_rect(dirty_rect *dr){
if(dr)
dr->used=0;
return(TRUE);
}
int resize_dirty_rect(dirty_rect *dr,int new_size){
return(FALSE);
}
static int gc_inside(GRECT *frame,GRECT *test){
if(frame && test && frame->g_x<=test->g_x && frame->g_y<=test->g_y &&
frame->g_x+frame->g_w>=test->g_x+test->g_w &&
frame->g_y+frame->g_h>=test->g_y+test->g_h
)
return(TRUE);
return(FALSE);
}
static int gc_touch(GRECT *frame,GRECT *test){
GRECT tmp={test->g_x-1,test->g_y-1,test->g_w+2,test->g_h+2};
return(rc_intersect(frame,&tmp));
}
static void gc_combine(GRECT *frame,GRECT *test){
if(!frame || !test)
return;
if(frame->g_x>test->g_x){
frame->g_w+=frame->g_x-test->g_x;
frame->g_x=test->g_x;
}
if(frame->g_y>test->g_y){
frame->g_h+=frame->g_y-test->g_y;
frame->g_y=test->g_y;
}
if(frame->g_x+frame->g_w<test->g_x+test->g_w)
frame->g_w=test->g_x+test->g_w-frame->g_x;
if(frame->g_y+frame->g_h<test->g_y+test->g_h)
frame->g_h=test->g_y+test->g_h-frame->g_y;
}
static long gc_area(GRECT *area){
return((long)area->g_h*(long)area->g_w);
}

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win/gem/gr_rect.h Normal file
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/* gr_rect.h */
#include <e_gem.h>
/********** structs **********/
typedef struct {
GRECT *rects;
int max,used;
} dirty_rect;
/********* functions ************/
dirty_rect *new_dirty_rect(int size);
void delete_dirty_rect(dirty_rect *this);
int add_dirty_rect(dirty_rect *dr,GRECT *area);
int get_dirty_rect(dirty_rect* dr,GRECT *area);
int clear_dirty_rect(dirty_rect *dr);
int resize_dirty_rect(dirty_rect *dr,int new_size);

164
win/gem/xpm2img.c Normal file
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/* SCCS Id: @(#)xpm2img.c 3.4 2002/03/17 */
/* Copyright (c) Christian Bressler 2002 */
/* NetHack may be freely redistributed. See license for details. */
/* This is mainly a reworked tile2bmp.c + xpm2iff.c -- Marvin */
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include "bitmfile.h"
#define TRUE 1
#define FALSE 0
void get_color(unsigned int colind, struct RGB *rgb);
void get_pixel(int x, int y, unsigned int *colind);
char *xpmgetline();
unsigned int **Bild_daten;
/* translation table from xpm characters to RGB and colormap slots */
struct Ttable {
char flag;
struct RGB col;
int slot; /* output colortable index */
}ttable[256];
struct RGB *ColorMap;
int num_colors = 0;
int width=0, height=0;
int initflag;
FILE *fp;
int
main(argc, argv)
int argc;
char *argv[];
{
int i;
int row, col, planeno;
int farben, planes;
if (argc != 3) {
fprintf(stderr, "usage: tile2img infile.xpm outfile.img\n");
exit(EXIT_FAILURE);
}
initflag = 0;
fp = fopen(argv[2],"wb");
if (!fp) {
printf("Error creating IMG-file %s, aborting.\n",argv[2]);
exit(EXIT_FAILURE);
}
fclose(fp);
if(fopen_xpm_file(argv[1],"r")!=TRUE){
printf("Error reading xpm-file %s, aborting.\n",argv[1]);
exit(EXIT_FAILURE);
}
Bild_daten=(unsigned int **)malloc((long)height*sizeof(unsigned int *));
for(i=0;i<height;i++)
Bild_daten[i]=(unsigned int *)malloc((long)width*sizeof(unsigned int));
for(row = 0;row<height;row++){
char *xb = xpmgetline();
int plane_offset;
if(xb==0){
printf("Error to few lines in xpm-file %s, aborting.\n",argv[1]);
exit(EXIT_FAILURE);
}
for(col = 0;col<width;col++){
int color = xb[col];
if(!ttable[color].flag)
fprintf(stderr, "Bad image data\n");
Bild_daten[row][col]= ttable[color].slot;
}
}
if(num_colors>256){
fprintf(stderr,"ERROR: zuviele Farben\n");
exit(EXIT_FAILURE);
}else if(num_colors>16){
farben=256;
planes=8;
}else if(num_colors>2){
farben=16;
planes=4;
}else{
farben=2;
planes=1;
}
bitmap_to_file(XIMG, width, height, 372, 372, planes, farben, argv[2], get_color, get_pixel );
exit(EXIT_SUCCESS);
/*NOTREACHED*/
return 0;
}
void get_color(unsigned int colind, struct RGB *rgb){
rgb->r=(1000L*(long)ColorMap[colind].r)/0xFF;
rgb->g=(1000L*(long)ColorMap[colind].g)/0xFF;
rgb->b=(1000L*(long)ColorMap[colind].b)/0xFF;
}
void get_pixel(int x, int y, unsigned int *colind){
*colind=Bild_daten[y][x];
}
FILE *xpmfh = 0;
char initbuf[200];
char *xpmbuf = initbuf;
/* version 1. Reads the raw xpm file, NOT the compiled version. This is
* not a particularly good idea but I don't have time to do the right thing
* at this point, even if I was absolutely sure what that was. */
fopen_xpm_file(const char *fn, const char *mode){
int temp;
char *xb;
if(strcmp(mode, "r"))return FALSE; /* no choice now */
if(xpmfh)return FALSE; /* one file at a time */
xpmfh = fopen(fn, mode);
if(!xpmfh)return FALSE; /* I'm hard to please */
/* read the header */
xb = xpmgetline();
if(xb == 0)return FALSE;
if(4 != sscanf(xb,"%d %d %d %d",
&width, &height,&num_colors, &temp))
return FALSE; /* bad header */
/* replace the original buffer with one big enough for
* the real data
*/
/* XXX */
xpmbuf = malloc(width * 2);
if(!xpmbuf){
fprintf(stderr,"ERROR: Can't allocate line buffer\n");
exit(1);
}
if(temp != 1)return FALSE; /* limitation of this code */
{
/* read the colormap and translation table */
int ccount = -1;
ColorMap = (struct RGB *)malloc((long)num_colors*sizeof(struct RGB));
while(ccount++ < (num_colors-1)){
char index;
int r, g, b;
xb = xpmgetline();
if(xb==0)return FALSE;
if(4 != sscanf(xb,"%c c #%2x%2x%2x",&index,&r,&g,&b)){
fprintf(stderr,"Bad color entry: %s\n",xb);
return FALSE;
}
ttable[index].flag = 1; /* this color is valid */
ttable[index].col.r = r;
ttable[index].col.g = g;
ttable[index].col.b = b;
ttable[index].slot = ccount;
ColorMap[ccount].r=r;
ColorMap[ccount].g=g;
ColorMap[ccount].b=b;
}
}
return TRUE;
}
/* This deserves better. Don't read it too closely - you'll get ill. */
#define bufsz 2048
char buf[bufsz];
char *
xpmgetline(){
char *bp;
do {
if(fgets(buf, bufsz, xpmfh) == 0)return 0;
} while(buf[0] != '"');
/* strip off the trailing <",> if any */
for(bp = buf;*bp;bp++);
bp--;
while(isspace(*bp))bp--;
if(*bp==',')bp--;
if(*bp=='"')bp--;
bp++;
*bp = '\0';
return &buf[1];
}