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gates_of_skeldal/game/engine1.c

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#include <platform/platform.h>
#include <libs/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <malloc.h>
#include <libs/memman.h>
#include <libs/bgraph.h>
#include <libs/event.h>
#include <platform/sound.h>
#include "math.h"
#include "globals.h"
#include "engine1.h"
#include <string.h>
#define CTVR 128
t_points viewport_geometry;
struct all_view showtabs;
static char backgrnd_mode=0;
static int lclip,rclip;
ZOOMINFO zoom;
static char zooming_xtable[ZOOM_PHASES][VIEW_SIZE_X];
static short zooming_ytable[ZOOM_PHASES][VIEW_SIZE_Y];
static short zooming_points[ZOOM_PHASES][4]
={
{620,349,10,3},
{600,338,20,7},
{580,327,30,11},
{560,316,40,14},
{540,305,50,18},
{520,293,60,21},
{500,282,70,25},
{480,271,80,28},
{460,259,90,31}
};
static int zooming_step=1;
static int rot_phases=1;
//int yreq;
int last_scale;
char secnd_shade=1;
void sikma_zleva_norm(void);
void sikma_zleva_alpha(void);
//#pragma aux sikma_zleva parm modify [EAX EBX ECX EDX ESI EDI]
void sikma_zprava_norm(void);
void sikma_zprava_alpha(void);
//#pragma aux sikma_zprava parm modify [EAX EBX ECX EDX ESI EDI]
/*void zooming_dx(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux zooming_dx parm [ESI][EDI][EAX][EBX][ECX] modify [EDX]
void zooming32(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux zooming32 parm [ESI][EDI][EAX][EBX][ECX] modify [EDX]
void zooming32b(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux zooming32b parm [ESI][EDI][EAX][EBX][ECX] modify [EAX EDX]
void zooming_lo(void *source,void *target,void *xlat,int32_t xysize);
//#pragma aux zooming_lo parm [ESI][EDI][EBX][ECX] modify [EAX EDX]
void zooming256(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux zooming256 parm [ESI][EDI][EAX][EBX][ECX] modify [EDX]
void zooming256b(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux zooming256b parm [ESI][EDI][EAX][EBX][ECX] modify [EAX EDX]
void zooming64(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux zooming64 parm [ESI][EDI][EAX][EBX][ECX] modify [EDX]
void zooming64b(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux zooming64b parm [ESI][EDI][EAX][EBX][ECX] modify [EAX EDX]
void scroll_support_dx(void *lbuf,void *src1,void *src2,int size1);
//#pragma aux scroll_support_dx parm [EDI][ESI][EDX][ECX] modify [EAX]
void scroll_support_32(void *lbuf,void *src1,void *src2,int size1);
//#pragma aux scroll_support_32 parm [EDI][ESI][EDX][ECX] modify [EAX]
void scroll_support_32b(void *lbuf,void *src1,void *src2,int size1);
//#pragma aux scroll_support_32b parm [EDI][ESI][EDX][ECX] modify [EAX]
void scroll_support_256(void *lbuf,void *src1,void *src2,int size1,void *xlat);
//#pragma aux scroll_support_256 parm [EDI][ESI][EDX][ECX][EBX] modify [EAX];
void scroll_support_256b(void *lbuf,void *src1,void *src2,int size1,void *xlat);
//#pragma aux scroll_support_256b parm [EDI][ESI][EDX][ECX][EBX] modify [EAX];
void scroll_support_64(void *lbuf,void *src1,void *src2,int size1,void *xlat);
//#pragma aux scroll_support_64 parm [EDI][ESI][EDX][ECX][EBX] modify [EAX];
void scroll_support_64b(void *lbuf,void *src1,void *src2,int size1,void *xlat);
//#pragma aux scroll_support_64b parm [EDI][ESI][EDX][ECX][EBX] modify [EAX];*/
void fcdraw(const void *source,void *target,const void *table);
//#pragma aux fcdraw parm [EDX][EBX][EAX] modify [ECX ESI EDI];
/*void lodka32(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux lodka32 parm [ESI][EDI][EAX][EBX][ECX] modify [EDX]
void lodka_dx(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux lodka_dx parm [ESI][EDI][EAX][EBX][ECX] modify [EDX]
void lodka32b(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux lodka32b parm [ESI][EDI][EAX][EBX][ECX] modify [EDX]
void lodka256(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux lodka256 parm [ESI][EDI][EAX][EBX][ECX] modify [EDX]
void lodka256b(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux lodka256b parm [ESI][EDI][EAX][EBX][ECX] modify [EAX EDX]
void lodka64(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux lodka64 parm [ESI][EDI][EAX][EBX][ECX] modify [EDX]
void lodka64b(void *source,void *target,void *background,void *xlat,int32_t xysize);
//#pragma aux lodka64b parm [ESI][EDI][EAX][EBX][ECX] modify [EAX EDX]
*/
//void *p,*p2,*pozadi,*podlaha,*strop,*sit;int i;
//void (*zooming)(void *source,int32_t target,word *background,void *xlat,int32_t xysize);
//void (*turn)(int32_t lbuf,void *src1,void *src2,int size1);
//word *GetBuffer2nd();
//word *background;
char nofloors=0,show_names=0,show_lives=0;
/*void zooming1(void *source,int32_t target,word *background,void *xlat,int32_t xysize)
{
wait_timer();
if (backgrnd_mode)
lodka_dx(source,GetScreenAdr()+target,background+3,xlat,xysize);
else
zooming_dx(source,GetScreenAdr()+target,background+3,xlat,xysize);
showview(0,0,0,0);
}
/ *
void zooming2(void *source,int32_t target,word *background,void *xlat,int32_t xysize)
{
word *lbuffer=LockDirectScreen();
wait_timer();
if (backgrnd_mode)
lodka256(source,lbuffer+(target>>1),background+3,xlat,xysize);
else
zooming256(source,lbuffer+(target>>1),background+3,xlat,xysize);
UnlockDirectScreen();
}
void zooming3(void *source,int32_t target,word *background,void *xlat,int32_t xysize)
{
source;target;background;xlat;xysize;
}
/ *void zooming4(void *source,int32_t target,word *background,void *xlat,int32_t xysize)
{
word *lbuffer=LockDirectScreen();
wait_timer();
if (backgrnd_mode)
lodka32b(source,(void *)(target*2),background+3,xlat,xysize);
else
zooming32b(source,(void *)(target*2),background+3,xlat,xysize);
UnlockDirectScreen();
}* /
/ *
void zooming5(void *source,int32_t target,word *background,void *xlat,int32_t xysize)
{
wait_timer();
if (backgrnd_mode)
lodka256b(source,(void *)target,background+3,xlat,xysize);
else
zooming256b(source,(void *)target,background+3,xlat,xysize);
}
void zooming6(void *source,int32_t target,word *background,void *xlat,int32_t xysize)
{
word *lbuffer=LockDirectScreen();
wait_timer();
if (backgrnd_mode)
lodka_dx(source,lbuffer+(target),background+3,xlat,xysize);
else
zooming_dx(source,lbuffer+(target),background+3,xlat,xysize);
UnlockDirectScreen();
}
/ *
void zooming7(void *source,int32_t target,word *background,void *xlat,int32_t xysize)
{
wait_timer();
if (backgrnd_mode)
lodka64b(source,(void *)(target*2),background+3,xlat,xysize);
else
zooming64b(source,(void *)(target*2),background+3,xlat,xysize);
}
*/
void turn1(int32_t lbuf,void *src1,void *src2,int size1)
{
//wait_timer();
// scroll_support_dx(lbuf+GetScreenAdr(),src1,src2,size1);
showview(0,0,0,0);
}
/*void turn2(int32_t lbuf,void *src1,void *src2,int size1)
{
wait_timer();
scroll_support_256((lbuf>>1)+lbuffer,src1,src2,size1,xlatmem);
}
*/
void turn3(int32_t lbuf,void *src1,void *src2,int size1)
{
lbuf;src1;src2;size1;
}
/*
void turn4(int32_t lbuf,void *src1,void *src2,int size1)
{
wait_timer();
scroll_support_32b((void *)(lbuf*2),src1,src2,size1);
}
void turn5(int32_t lbuf,void *src1,void *src2,int size1)
{
wait_timer();
scroll_support_256b((void *)lbuf,src1,src2,size1,xlatmem);
}
*/
/*
void turn6(int32_t lbuf,void *src1,void *src2,int size1)
{
word *lbuffer=LockDirectScreen();
wait_timer();
scroll_support_dx((lbuf)+lbuffer,src1,src2,size1,xlatmem);
UnlockDirectScreen();
}
/ *
void turn7(int32_t lbuf,void *src1,void *src2,int size1)
{
wait_timer();
scroll_support_64b((void *)(lbuf*2),src1,src2,size1,xlatmem);
}
*/
void calc_points(void)
{
int i,j,x1,y1,x2,y2;
for (j=0;j<VIEW3D_X+1;j++)
{
x1=START_X1+2*START_X1*j;y1=START_Y1;
x2=START_X2+2*START_X1*j;y2=START_Y2;
for (i=0;i<VIEW3D_Z+1;i++)
{
viewport_geometry[j][0][i].x=x1;
viewport_geometry[j][0][i].y=y1;
viewport_geometry[j][1][i].x=x2;
viewport_geometry[j][1][i].y=y2;
x2=(int)(x2-x2/FACTOR_3D);
y2=(int)(y2-y2/FACTOR_3D);
x1=(int)(x1-x1/FACTOR_3D);
y1=(int)(y1-y1/FACTOR_3D);
}
}
}
void calc_x_buffer(int32_t *ptr,int32_t txt_size_x, int32_t len,int32_t total,int32_t scale1)
{
int i,j,old,z=-1;
old=-1;
for (i=0;i<total;i++)
{
if (old>txt_size_x)
{
if (z==-1) z=i-3;
j=((i-z)*txt_size_x)/scale1+txt_size_x;
}
else j=(i*txt_size_x)/len;
*ptr++=(j-old-1);
old=j;
}
}
void calc_y_buffer(short *ptr,int32_t txt_size_y, int32_t len,int32_t total)
{
int i,j,old;
old=-1;
for (i=0;i<total;i++)
{
j=(i*txt_size_y)/len;
*(ptr++)=(j-old);
old=j;
}
}
void create_tables(void)
{
int x,y;
int32_t scr_linelen2 = GetScreenPitch();
for (y=0;y<VIEW3D_Z+1;y++)
{
showtabs.y_table[y].vert_size=viewport_geometry[1][0][y].y-viewport_geometry[1][1][y].y;
showtabs.y_table[y].vert_total=(viewport_geometry[1][0][y].y+MIDDLE_Y);
showtabs.y_table[y].drawline=((viewport_geometry[1][0][y].y+MIDDLE_Y));
calc_y_buffer(showtabs.y_table[y].zoom_table,TXT_SIZE_Y,showtabs.y_table[y].vert_size,TAB_SIZE_Y);
}
for (y=0;y<VIEW3D_Z;y++)
for (x=0;x<VIEW3D_X;x++)
{
int rozdil1,rozdil2,rozdil3;
if (viewport_geometry[x][0][y+1].x>MIDDLE_X) showtabs.z_table[x][y].used=0;
else
{
showtabs.z_table[x][y].used=1;
rozdil1=viewport_geometry[x][0][y].x-viewport_geometry[x][0][y+1].x;
rozdil2=rozdil1-MIDDLE_X+viewport_geometry[x][0][y+1].x;
rozdil3=viewport_geometry[0][0][y].x-viewport_geometry[0][0][y+1].x;
if (rozdil2<0)
{
showtabs.z_table[x][y].xpos=MIDDLE_X-viewport_geometry[x][0][y].x;
showtabs.z_table[x][y].txtoffset=0;
}
else
{
showtabs.z_table[x][y].xpos=MIDDLE_X-viewport_geometry[x][0][y].x;
showtabs.z_table[x][y].txtoffset=(TXT_SIZE_X_3D*rozdil2/rozdil1);
}
showtabs.z_table[x][y].point_total=rozdil1;
calc_x_buffer(showtabs.z_table[x][y].zoom_table,TXT_SIZE_X_3D,rozdil1,VIEW_SIZE_X,rozdil3);
}
}
for (y=0;y<VIEW3D_Z+1;y++)
for (x=0;x<VIEW3D_X;x++)
{
int rozdil1,rozdil2;
if (x && viewport_geometry[x-1][0][y].x>TXT_SIZE_X) showtabs.z_table[x][y].used=0;
else
{
showtabs.x_table[x][y].used=1;
rozdil1=viewport_geometry[1][0][y+1].x-viewport_geometry[0][0][y+1].x;
rozdil2=-MIDDLE_X+viewport_geometry[x][0][y+1].x;
if (rozdil2<0)
{
showtabs.x_table[x][y].xpos=MIDDLE_X-viewport_geometry[x][0][y+1].x;
showtabs.x_table[x][y].txtoffset=0;
showtabs.x_table[x][y].max_x=rozdil1;
}
else
{
showtabs.x_table[x][y].xpos=MIDDLE_X-viewport_geometry[x][0][y+1].x;
showtabs.x_table[x][y].txtoffset=(TXT_SIZE_X*rozdil2/rozdil1);
showtabs.x_table[x][y].max_x=MIDDLE_X-viewport_geometry[x-1][0][y+1].x;
}
if (x!=0)showtabs.x_table[x][y].xpos2=VIEW_SIZE_X-(showtabs.x_table[x][y].xpos+rozdil1);
showtabs.x_table[x][y].point_total=rozdil1;
calc_x_buffer(showtabs.x_table[x][y].zoom_table,TXT_SIZE_X,rozdil1,VIEW_SIZE_X,rozdil1);
}
}
for(x=0;x<CF_XMAP_SIZE;x++)
for(y=0;y<F_YMAP_SIZE;y++)
{
int xl,xr,y1,yp,strd;
strd=CF_XMAP_SIZE>>1;
y1=(VIEW_SIZE_Y-y)-MIDDLE_Y;
yp=1;while (viewport_geometry[0][0][yp].y>y1) yp++;
if (x<strd)
{
xl=-viewport_geometry[strd-x][0][0].x;xr=-viewport_geometry[strd-x-1][0][0].x;
}
else if (x==strd)
{
xl=-viewport_geometry[0][0][0].x;xr=+viewport_geometry[0][0][0].x;
}
else if (x>strd)
{
xl=+viewport_geometry[x-strd-1][0][0].x;xr=+viewport_geometry[x-strd][0][0].x;
}
else {
continue;
}
y1=(VIEW_SIZE_Y-y)-MIDDLE_Y;
xl=xl*(y1+1)/viewport_geometry[0][0][0].y+MIDDLE_X;
xr=xr*(y1+1)/viewport_geometry[0][0][0].y+MIDDLE_X;
if (xl<0) xl=0;
if (xr<0) xr=0;
if (xl>639) xl=639;
if (xr>639) xr=639;
showtabs.f_table[x][y].lineofs=(y1+MIDDLE_Y)*2*scr_linelen2+xl*2;
showtabs.f_table[x][y].linesize=xr-xl+(xl!=xr);
showtabs.f_table[x][y].counter=(y1-viewport_geometry[0][0][yp].y);
showtabs.f_table[x][y].txtrofs=(y1+MIDDLE_Y-VIEW_SIZE_Y+F_YMAP_SIZE)*1280+xl*2;
}
for(x=0;x<CF_XMAP_SIZE;x++)
for(y=0;y<C_YMAP_SIZE;y++)
{
int xl,xr,y1,yp,strd;
strd=CF_XMAP_SIZE>>1;
y1=y-MIDDLE_Y;
yp=1;while (viewport_geometry[0][1][yp].y<y1) yp++;
if (x<strd)
{
xl=-viewport_geometry[strd-x][1][0].x;xr=-viewport_geometry[strd-x-1][1][0].x;
}
else if (x==strd)
{
xl=-viewport_geometry[0][1][0].x;xr=+viewport_geometry[0][1][0].x;
}
else if (x>strd)
{
xl=+viewport_geometry[x-strd-1][1][0].x;xr=+viewport_geometry[x-strd][1][0].x;
}
else {
continue;
}
xl=xl*(y1-2)/viewport_geometry[0][1][0].y+MIDDLE_X;
xr=xr*(y1-2)/viewport_geometry[0][1][0].y+MIDDLE_X;
if (xl<0) xl=0;
if (xr<0) xr=0;
if (xl>639) xl=639;
if (xr>639) xr=639;
showtabs.c_table[x][y].lineofs=(y1+MIDDLE_Y)*2*scr_linelen2+xl*2;
showtabs.c_table[x][y].linesize=xr-xl+(xl!=xr);
showtabs.c_table[x][y].counter=viewport_geometry[0][1][yp].y-y1;
showtabs.c_table[x][y].txtrofs=(y1+MIDDLE_Y)*1280+xl*2;
}
}
void calc_zooming(char *buffer,int dvojice,int oldsiz)
{
int poz,roz,i,x;
poz=-2;
for(i=0;i<dvojice;i++)
{
x=(i*oldsiz/dvojice);
roz=x-poz;
if (roz>2) roz=2;
if (roz<1) roz=1;
if (roz==1) *buffer++=1; else *buffer++=0;
poz+=roz;
}
}
void create_zooming(void)
{
int i,j;
int32_t scr_linelen2 = GetScreenPitch();
for (j=0;j<ZOOM_PHASES;j++)
{
calc_zooming(zooming_xtable[j],320,zooming_points[j][0]);
calc_y_buffer(zooming_ytable[j],zooming_points[j][1],360,360);
for(i=0;i<360;i++) zooming_ytable[j][i]*=2*scr_linelen2;
}
}
static void zooming_forward_backward(const word *background,char back)
{
if (!zooming_step) return;
{
int32_t tmp=get_timer_value();
void *buffer=DxPrepareWalk(SCREEN_OFFLINE);
int tpoints[4]={90,31,90+460,31+270};
int maxtime=5*zoom_speed(-1);
int curtime;
float phase;
do
{
curtime=get_timer_value()-tmp;
phase=(curtime)*(1.0f/(float)maxtime);
//phase=(float)sin(3.14159265*0.5f*phase);
if (back) phase=-phase;
DxZoomWalk(buffer, SCREEN_OFFLINE, tpoints,phase, NULL);
}
while (curtime<maxtime);
DxDoneWalk(buffer);
}
}
void zooming_forward(const word *background)
{
zooming_forward_backward(background,0);
}
void zooming_backward(const word *background)
{
zooming_forward_backward(background,1);
}
/*
int i;
if (!zooming_step) return;
for (i=0;i<ZOOM_PHASES;i+=zooming_step)
{
zoom.xtable=(int32_t *)&zooming_xtable[i];
zoom.ytable=(short *)&zooming_ytable[i];
zoom.texture_line=0;
do_events();
zooming(GetScreenAdr()+zooming_points[i][2]+zooming_points[i][3]*scr_linelen2+SCREEN_OFFSET,SCREEN_OFFSET,background,xlatmem,(360<<16)+320);
}*/
/*void zooming_backward(word *background)
{
int i;
if (!zooming_step) return;
for (i=ZOOM_PHASES-1;i>=0;i-=zooming_step)
{
zoom.xtable=(int32_t *)&zooming_xtable[i];
zoom.ytable=(short *)&zooming_ytable[i];
zoom.texture_line=0;
do_events();
zooming(GetScreenAdr()+zooming_points[i][2]+zooming_points[i][3]*scr_linelen2+SCREEN_OFFSET,SCREEN_OFFSET,background,xlatmem,(360<<16)+320);
}
}
*/
static void turn_left_right(char right)
{
{
if (!rot_phases) return;
{
int32_t tmp=get_timer_value();
void *buffer=DxPrepareTurn(SCREEN_OFFLINE);
int maxtime=5*rot_phases;
int curtime;
float phase;
do
{
curtime=get_timer_value()-tmp;
phase=(curtime)*(1.0f/(float)maxtime);
//phase=(float)sin(3.14159265*0.5f*phase);
DxTurn(buffer,SCREEN_OFFLINE,90,right?-phase:phase,NULL);
}
while (curtime<maxtime);
DxDoneTurn(buffer);
}
}
}
void turn_left()
{
turn_left_right(0);
/* word *kde1,c;
int i;
kde1=GetScreenAdr()+SCREEN_OFFSET+70;
c=640-140;
for(i=0;i<rot_phases;i++)
{
kde1+=rot_step;
c-=rot_step;
do_events();
turn(SCREEN_OFFSET,kde1,GetBuffer2nd()+SCREEN_OFFSET+70,c);
}*/
}
void turn_right()
{
turn_left_right(1);
/* word *kde1,c;
int i;
kde1=GetBuffer2nd()+SCREEN_OFFSET+70+400;
c=640-140-400;
for(i=0;i<rot_phases;i++)
{
kde1-=rot_step;
c+=rot_step;
do_events();
turn(SCREEN_OFFSET,kde1,GetScreenAdr()+SCREEN_OFFSET+70,c);
}
*/
}
void show_cel(int celx,int cely,const void *stena,int xofs,int yofs,char rev, int alpha)
{
T_INFO_X_3D *x3d,*x0d;
T_INFO_Y *yd,*yp;
int txtsx,txtsy,realsx,realsy,x,i,yss,ysd;
const char *p;
int plac;
int32_t scr_linelen2 = GetScreenPitch();
plac=rev>>5;
rev&=3;
if (celx<=0) x3d=&showtabs.z_table[-celx][cely]; else x3d=&showtabs.z_table[celx][cely];
x0d=&showtabs.z_table[0][cely];
if (!x3d->used) return;
yd=&showtabs.y_table[cely];
yp=&showtabs.y_table[cely+1];
txtsx=*(word *)stena;
txtsy=*((word *)stena+1);
if (rev<2)
{
xofs-=(txtsx>>1)*TXT_SIZE_X/TXT_SIZE_X_3D;yofs-=txtsy>>1;
}
rev&=1;
yss=(viewport_geometry[0][0][cely].y-viewport_geometry[0][0][cely+1].y)*xofs/TXT_SIZE_X;
ysd=(viewport_geometry[0][1][cely].y-viewport_geometry[0][1][cely+1].y)*xofs/TXT_SIZE_X;
yofs=yofs*(yd->vert_size-yss+ysd)/TXT_SIZE_Y+yss;
xofs=xofs*x3d->point_total/TXT_SIZE_X;
if (txtsx>x3d->point_total && celx)
{
realsx=txtsx*x0d->point_total/TXT_SIZE_X_3D;
realsx+=x3d->point_total-x0d->point_total;
}
else realsx=txtsx*x3d->point_total/TXT_SIZE_X_3D;
realsy=txtsy*yd->vert_size/TXT_SIZE_Y-1;
x=x3d->xpos+xofs;
if (-x>realsx) return;
p=stena;p+=SHADE_PAL+2*2+2;
zoom.texture_end = p + txtsx*txtsy;
i=0;
while (x<0)
{
p+=x3d->zoom_table[i++]+1;
realsx--;x++;
}
if (x+realsx>640) realsx=640-x;
if (realsx<=0) return;
yofs=yd->drawline-yofs;
yofs+=(plac==1)?(-yp->vert_size+viewport_geometry[0][0][cely+1].y-viewport_geometry[0][0][cely].y):((plac==2)?(yd->vert_size):0);
if (yofs>360)
{
int r=yofs-360,ui;
if (r>realsy) return;
ui=(r*txtsy/realsy);
p+=txtsx*ui;realsy-=r;
yofs=360;
}
if (yofs-realsy<0) realsy=yofs;
if (rev)
zoom.startptr=GetBuffer2nd()+yofs*scr_linelen2+(639-x)+SCREEN_OFFSET;
else
zoom.startptr=GetBuffer2nd()+yofs*scr_linelen2+x+SCREEN_OFFSET;
zoom.texture=p;
zoom.texture_line=txtsx;
zoom.xtable=&x3d->zoom_table[i];
zoom.ytable=yd->zoom_table;
zoom.palette=(word *)((byte *)stena+6+512*(cely)+(secnd_shade?SHADE_STEPS*512:0));
zoom.ycount=realsy+1;
zoom.xmax=realsx;
zoom.line_len=2*scr_linelen2;
if (alpha) {
if (rev) sikma_zprava_alpha(); else sikma_zleva_alpha();
} else {
if (rev) sikma_zprava_norm(); else sikma_zleva_norm();
}
}
void show_cel2(int celx,int cely,const void *stena,int xofs,int yofs,char rev, int alpha)
{
T_INFO_X *x3d;
T_INFO_Y *yd;
int txtsx,txtsy,realsx,realsy,x,i;
const char *p;
int plac;
int32_t scr_linelen2 = GetScreenPitch();
if (stena==NULL) return ;
plac=rev>>5;
rev&=3;
if (celx==2)
x=celx;
if (rev==2) celx=-celx;
if (celx<=0) x3d=&showtabs.x_table[-celx][cely]; else x3d=&showtabs.x_table[celx][cely];
if (!x3d->used) return;
yd=&showtabs.y_table[cely+1];
txtsx=*(word *)stena;
txtsy=*((word *)stena+1);
if (!rev)
{
xofs-=txtsx>>1;yofs-=txtsy>>1;
}
yofs=yofs*yd->vert_size/TXT_SIZE_Y;
xofs=xofs*x3d->point_total/TXT_SIZE_X;
realsx=txtsx*x3d->point_total/TXT_SIZE_X;
realsy=txtsy*yd->vert_size/TXT_SIZE_Y;
if (celx<=0) x=x3d->xpos+xofs; else x=x3d->xpos2+xofs;
if (-x>realsx) return;
p=stena;p+=SHADE_PAL+2*2+2;
zoom.texture_end = p + txtsx*txtsy;
i=0;
while (x<0)
{
p+=x3d->zoom_table[i++]+1;
realsx--;x++;
}
if (x+realsx>640) realsx=640-x;
if (realsx<=0) return;
yofs=yd->drawline-yofs;
yofs+=(plac==1)?(-yd->vert_size):((plac==2)?(yd->vert_size):0);
if (yofs>360)
{
int r=yofs-360,ui;
if (r>realsy) return;
ui=(r*txtsy/realsy);realsy-=r;
p+=txtsx*ui;
yofs=360;
}
if (yofs-realsy<0) realsy=yofs;
if (rev==2)
zoom.startptr=GetBuffer2nd()+(yofs)*scr_linelen2+(639-x)+SCREEN_OFFSET;
else
zoom.startptr=GetBuffer2nd()+(yofs)*scr_linelen2+x+SCREEN_OFFSET;
zoom.texture=p;
zoom.texture_line=txtsx;
zoom.xtable=x3d->zoom_table;
zoom.ytable=yd->zoom_table;
zoom.palette=(word *)((byte *)stena+6+512*(cely)+(secnd_shade?SHADE_STEPS*512:0));
zoom.ycount=realsy+1;
zoom.xmax=realsx;
zoom.line_len=scr_linelen2*2;
if (alpha) {
if (rev==2) sikma_zprava_alpha(); else sikma_zleva_alpha();
} else {
if (rev==2) sikma_zprava_norm(); else sikma_zleva_norm();
}
}
void draw_floor_ceil(int celx,int cely,char f_c,const void *txtr)
{
int y;
if (nofloors) return;
txtr=(void *)((word *)txtr+3);
if (f_c==0) //podlaha
{
y=(VIEW_SIZE_Y-MIDDLE_Y)-viewport_geometry[0][0][cely].y+1;
if (y<1) y=1;
txtr=(void *)((word *)txtr);
fcdraw(txtr,GetBuffer2nd()+SCREEN_OFFSET,&showtabs.f_table[celx+3][y]);
/* if (debug)
{
memcpy(GetScreenAdr(),GetBuffer2nd(),512000);
showview(0,0,0,0);
}*/
}
else
{
y=viewport_geometry[0][1][cely].y+MIDDLE_Y+1;
if (y<0) y=0;
fcdraw(txtr,GetBuffer2nd()+SCREEN_OFFSET,&showtabs.c_table[celx+3][y]);
/* if (debug)
{
memcpy(GetScreenAdr(),GetBuffer2nd(),512000);
showview(0,0,0,0);
}*/
}
}
void OutBuffer2nd(void)
{
int i;
int32_t scr_linelen2 = GetScreenPitch();
for (i=0;i<480;i++)
memcpy(GetScreenAdr()+i*scr_linelen2,GetBuffer2nd()+i*scr_linelen2,640*2);
}
void CopyBuffer2nd(void)
{
int i;
int32_t scr_linelen2 = GetScreenPitch();
for (i=0;i<480;i++)
memcpy(GetBuffer2nd()+i*scr_linelen2,GetScreenAdr()+i*scr_linelen2,640*2);
}
/*void chozeni(void)
{
char c; char dir=0;word sector=22;
zooming_forward();
swap_buffs();
showview(0,0,0,0);
do
{
while (_bios_keybrd(_KEYBRD_READY)) _bios_keybrd(_KEYBRD_READ);
c=_bios_keybrd(_KEYBRD_READ) >> 8;
switch (c)
{
case 'H':if (mapa[sector][dir]!=-1)
{
sector=mapa[sector][dir];
render_scene(sector,dir);
if (!debug) zooming_forward();
swap_buffs();
showview(0,0,0,0);
}break;
case 'P':if (mapa[sector][(dir+2)&3]!=-1)
{
sector=mapa[sector][(dir+2)&3];
render_scene(sector,dir);
swap_buffs();
if (!debug) zooming_backward();
showview(0,0,0,0);
}break;
case 'M':dir=(dir+1)&3;
render_scene(sector,dir);
if (!debug) turn_left();
swap_buffs();
showview(0,0,0,0);
break;
case 'K':dir=(dir-1)&3;
render_scene(sector,dir);
swap_buffs();
if (!debug) turn_right();
showview(0,0,0,0);
break;
case ';':debug=!debug;break;
case '<':nosides=!nosides;break;
case '=':nofloors=!nofloors;break;
case '>':drwsit=!drwsit;break;
}
}
while (c!=1);
}
*/
/*void ask_video(video)
{
char c,ok,er;
printf("\nJaky videomode?:\n"
" 1) 640x480x256 Pomale pocitace\n"
" 2) 640x480xHiColor Pomale pocitace\n"
" 3) 640x480x256 Rychle pocitace\n"
" 4) 640x480xHiColor Rychle pocitace\n");
screen_buffer_size=640*480*2;
do
{
if (!video) c=_bios_keybrd(_KEYBRD_READ)>>8;else c=video+1;
ok=1;er=0;
line480=1;
switch (c)
{
case 1:exit(0);
case 4:line480=1;er=initmode256(load_file("xlat256.pal"));
zooming=zooming2;ok=0;
turn=turn2;
if (banking)
{
turn=turn5;
zooming=zooming5;
}
break;
case 5:line480=1;er=initmode32();
zooming=zooming1;ok=0;
turn=turn1;
if (banking)
{
turn=turn4;
zooming=zooming4;
}
break;
case 2:line480=1;er=initmode256(load_file("xlat256.pal"));
zooming=zooming2;ok=0;zooming_step=2;rot_phases=2;rot_step=140;
turn=turn2;
if (banking)
{
turn=turn5;
zooming=zooming5;
}
break;
case 3:line480=1;er=initmode32();
zooming=zooming1;ok=0;zooming_step=2;rot_phases=2;rot_step=140;
turn=turn1;
if (banking)
{
turn=turn4;
zooming=zooming4;
}
break;
}
if (er)
{
ok=1;
if (er==-1)
printf("Rezim zrejme neni podporovan. Zkuste nainstalovat univbe\n");
else
printf("Graficka karta asi nepodporuje Linear Frame Buffer. \n"
"Pokud tomu tak neni, zkontrolujte zda neni vypnuty.\n");
}
}
while (ok);
}
*/
void report_mode(int mode)
{
/* switch (mode)
{
case 1:zooming=zooming1; turn=turn1;break;
case 2:STOP();break;
case 3:STOP();break;
case 4:STOP();break;
case 5:STOP();break;
case 6:STOP();break;
case 7:STOP();break;
}*/
}
void clear_color(void *start,int _size,word _color)
{
word *s = (word *)start;
int i;
for (i = 0; i < _size; i++) s[i] = _color;
/* __asm
{
mov edi,start
mov ecx,_size
movzx eax,_color
mov ebx,eax
shl eax,16
mov ax,bx
shr ecx,1
rep stosd
rcl ecx,1
rep stosw
}*/
}
//parm [EDI][ECX][EAX] modify [EBX];
void clear_buff(word *background,word backcolor,int lines)
{
int32_t scr_linelen2 = GetScreenPitch();
if (background!=NULL) put_picture(0,SCREEN_OFFLINE,background);else lines=0;
if (lines!=360)
for (int i=lines;i<360;i++)
clear_color(GetBuffer2nd()+SCREEN_OFFSET+scr_linelen2*i,640,backcolor);
}
void clear_screen(word *screen, word color)
{
int32_t scr_linelen2 = GetScreenPitch();
for (int i=0;i<480;i++) clear_color(screen+scr_linelen2*i,640,color);
}
void general_engine_init()
{
calc_points();
create_tables();
create_zooming();
clear_screen(GetScreenAdr(),0);
clear_screen(GetBuffer2nd(),0);
}
void map_pos(int celx,int cely,int posx,int posy,int posz,int *x,int *y)
{
char negate2=0;
int xl,xr;
int p1,p2,p;
if (celx<0)
{
negate2=1;
posx=CTVR-posx;
celx=-celx;
}
p1=(viewport_geometry[0][0][cely].y-viewport_geometry[0][1][cely].y);
p2=(viewport_geometry[0][0][cely+1].y-viewport_geometry[0][1][cely+1].y);
last_scale=p=posy*(p2-p1)/CTVR+p1;
*y=viewport_geometry[0][0][cely].y-(posy*(viewport_geometry[0][0][cely].y-viewport_geometry[0][0][cely+1].y)/CTVR)-p*posz/CTVR;
xr=viewport_geometry[celx][0][cely].x-(posy*(viewport_geometry[celx][0][cely].x-viewport_geometry[celx][0][cely+1].x)/CTVR);
if (celx) xl=viewport_geometry[celx-1][0][cely].x-(posy*(viewport_geometry[celx-1][0][cely].x-viewport_geometry[celx-1][0][cely+1].x)/CTVR);
else xl=-xr;
*x=xl+((xr-xl)*posx/CTVR);
if (negate2) *x=-*x;
*x+=MIDDLE_X;
*y+=MIDDLE_Y;
}
/*void draw_item(int celx,int cely,int posx,int posy,short *pic,int index)
{
int x,y;
int xs,ys,xsr,ysr,xofs,xmax;
T_INFO_Y *yd;
T_INFO_X *x3d;
int ys1,ys2,xs1,xs2;
static int32_t zoomtab_x[640];
static short zoomtab_y[360];
static lastcely=-1;
int randx,randy;
static int indextab[][2]={{0,0},{0,10},{1,0},{-1,0},{1,10},{-1,10},{-2,10},{2,10}};
if (pic==NULL) return;
if (!cely && !posy) return;
if (cely==VIEW3D_Z-1 && posy) return;
x3d=&showtabs.x_table[abs(celx)];
if (!x3d[cely].used || !x3d[1].used ) return;
randx=indextab[index & 0x7][0];
randy=indextab[index & 0x7][1];
map_pos(celx,cely,64*posx+32+randx,64*posy+randy,0,&x,&y);
yd=&showtabs.y_table;
ys2=yd[1].vert_size;
xs2=x3d[1].point_total;
if (posy)
{
xs1=(x3d[cely].point_total+x3d[cely+1].point_total)>>1;
ys1=(yd[cely].vert_size+yd[cely+1].vert_size)>>1;
}
else
{
xs1=x3d[cely].point_total;
ys1=yd[cely].vert_size;
}
xs=pic[0];
ys=pic[1];
xsr=xs*ys1/ys2;
ysr=ys*xs1/xs2;
x-=xsr>>1;
//y+=ysr>>1;
if (-x>=xsr || x>VIEW_SIZE_X) return;
if (x<0)
{
xofs=-x*xs/xsr;
xmax=xsr+x;
x=0;
}
else if (x+xsr>VIEW_SIZE_X)
{
xofs=0;
xmax=VIEW_SIZE_X-x;
}
else
{
xofs=0;
xmax=xsr;
}
if ((cely<<1)+posy!=lastcely)
{
lastcely=(cely<<1)+posy;
calc_x_buffer((int32_t *)&zoomtab_x,xs2,xs1,640,xs2);
calc_y_buffer((short *)&zoomtab_y,ys2,ys1,360);
}
if (y-ysr<0) ysr=y;
zoom.startptr=GetBuffer2nd()+y*640+x+SCREEN_OFFSET;
zoom.texture=(short *)((char *)(&pic[3+SHADE_PAL])+xofs);
zoom.texture_line=xs;
zoom.xtable=(int32_t *)&zoomtab_x;
zoom.ytable=(short *)&zoomtab_y;
zoom.palette=(word *)&pic[3+cely*256+(secnd_shade?SHADE_STEPS*256:0)];
zoom.ycount=ysr;
zoom.xmax=xmax;
zoom.line_len=1280;
sikma_zleva();
}
*/
static int items_indextab[][2]={{0,0},{-1,3},{1,7},{-1,7},{1,10},{-1,10},{0,10},{-2,15}};
void draw_item(int celx,int cely,int posx,int posy,const short *txtr,int index)
{
int x,y;
int clipl,clipr;
int randx,randy;
int32_t scr_linelen2 = GetScreenPitch();
if (txtr==NULL) return;
randx=items_indextab[7-(index & 0x7)][0];
randy=items_indextab[7-(index & 0x7)][1];
map_pos(celx,cely,42*posx+42+randx,72*posy+randy,0,&x,&y);
x-=(txtr[0]/2*last_scale)/320;
if (x<0)
{
clipl=-x;
x=0;
}
else clipl=0;
clipr=640-x;
if (clipr>0)
enemy_draw(txtr,GetBuffer2nd()+x+(y+SCREEN_OFFLINE)*scr_linelen2,6+512*cely+(secnd_shade?SHADE_STEPS*512:0),last_scale,y,(clipr<<16)+clipl);
}
void put_textured_bar(const void *src,int x,int y,int xs,int ys,int xofs,int yofs)
{
word *pos;
const word *xy;
int32_t scr_linelen2 = GetScreenPitch();
pos=GetScreenAdr()+x+scr_linelen2*y;
xy=src;
xofs=xofs%xy[0];
yofs=yofs%xy[1];
if (xofs<0) xofs+=xy[0];
if (yofs<0) yofs+=xy[1];
put_textured_bar_(src,pos,xs,ys,xofs,yofs);
}
void draw_placed_texture(const short *txtr,int celx,int cely,int posx,int posy,int posz,char turn)
{
int x,y;
int clipl,clipr;
int32_t scr_linelen2 = GetScreenPitch();
if (txtr==NULL) return;
map_pos(celx,cely,posx,posy,posz,&x,&y);
x-=(txtr[0]/2*last_scale)/320;
y+=(txtr[1]/2*last_scale)/320;
if (y>400) y=400;
if (x<0)
{
clipl=-x;
x=0;
}
else clipl=0;
clipr=640-x;
if (clipr > 0) {
if (turn) {
enemy_draw_mirror(txtr,
GetBuffer2nd() + x + (y + SCREEN_OFFLINE) * scr_linelen2,
6 + 512 * cely + (secnd_shade ? SHADE_STEPS * 512 : 0),
last_scale, y, (clipr << 16) + clipl);
}else {
enemy_draw(txtr,
GetBuffer2nd() + x + (y + SCREEN_OFFLINE) * scr_linelen2,
6 + 512 * cely + (secnd_shade ? SHADE_STEPS * 512 : 0),
last_scale, y, (clipr << 16) + clipl);
}
}
}
/*void draw_placed_texture(short *txtr,int celx,int cely,int posx,int posy,int posz,char turn)
{
int x,y,xsr,ysr;
int32_t zoomtab_x[640];
short zoomtab_y[360];
int xs,ys,xofs,xmax;
map_pos(celx,cely,posx,posy,posz,&x,&y);
if (y>460-SCREEN_OFFLINE) return;
xs=txtr[0];
xsr=xs*last_scale/320;
ys=txtr[1];
ysr=ys*last_scale/320;
if (turn) x=VIEW_SIZE_X-x;
x-=xsr/2;
y+=ysr/2;
if (-x>=xsr || x>VIEW_SIZE_X) return;
if (x<0)
{
xofs=-x*xs/xsr;
xmax=xsr+x;
x=0;
}
else if (x+xsr>VIEW_SIZE_X)
{
xofs=0;
xmax=VIEW_SIZE_X-x;
}
else
{
xofs=0;
xmax=xsr;
}
calc_x_buffer((int32_t *)&zoomtab_x,320,last_scale,640,last_scale);
calc_y_buffer((short *)&zoomtab_y,320,last_scale,360);
if (y-ysr<0) ysr=y;
if (ysr<=0) return;
if (turn) zoom.startptr=GetBuffer2nd()+y*640+(VIEW_SIZE_X-x)+SCREEN_OFFSET;
else zoom.startptr=GetBuffer2nd()+y*640+x+SCREEN_OFFSET;
zoom.texture=(short *)((char *)(&txtr[3+SHADE_PAL])+xofs);
zoom.texture_line=xs;
zoom.xtable=(int32_t *)&zoomtab_x;
zoom.ytable=(short *)&zoomtab_y;
zoom.palette=(word *)&txtr[3+cely*256+(secnd_shade?SHADE_STEPS*256:0)];
zoom.ycount=ysr;
zoom.xmax=xmax;
zoom.line_len=1280;
if (turn) sikma_zprava();else sikma_zleva();
}
*/
void set_lclip_rclip(int celx,int cely,int lc,int rc)
{
int x,xs;
lclip=0;
rclip=640;
if (celx>=0)
{
if (rc)
{
x=viewport_geometry[celx][0][cely].x+MIDDLE_X;
xs=viewport_geometry[celx][0][cely].x-viewport_geometry[celx][0][cely+1].x;
rclip=x-rc*xs/TXT_SIZE_X_3D;
if (rclip>640) rclip=640;
}
if (celx>0 && lc)
{
lclip=viewport_geometry[celx-1][0][cely].x+MIDDLE_X;
if (lclip>rclip) lclip=rclip;
}
}
if (celx<=0)
{
if (lc)
{
int cc=-celx;
x=-viewport_geometry[cc][0][cely].x+MIDDLE_X;
xs=viewport_geometry[cc][0][cely].x-viewport_geometry[cc][0][cely+1].x;
lclip=x+lc*xs/TXT_SIZE_X_3D;
if (lclip<0) lclip=0;
}
if (celx<0 && rc)
{
rclip=-viewport_geometry[(-celx)-1][0][cely].x+MIDDLE_X;
if (rclip<lclip) rclip=lclip;
}
}
}
void draw_enemy(DRW_ENEMY *drw)
{
int x,y,lx,sd;
int clipl,clipr;
int posx,posy,cely;
short *xs,xss;
int grcel;
int32_t scr_linelen2 = GetScreenPitch();
if (drw->stoned)
{
unsigned short *p=(unsigned short *)alloca(SHADE_PAL);
int i;
for (i=0;i<SHADE_PAL/2;i++)
{
unsigned short col=(unsigned)drw->palette[0][i];
int bw=(GET_R_COLOR(col)+GET_G_COLOR(col)+GET_B_COLOR(col))/3;
if (bw>255) bw=255;
p[i]=RGB(bw,bw,bw);
}
drw->palette=(palette_t *)p;
}
posx=drw->posx;
posy=drw->posy;
cely=drw->cely;
if (drw->txtr==NULL) return;
posx+=64;
if (!(drw->shiftup & 0x8)) posy+=32;
if (drw->shiftup & 0x1) posy+=128;
if (posy<0 || posy>127) return;
map_pos(drw->celx,drw->cely,posx,posy,0,&x,&y);
xs=(short *)drw->txtr;
xss=*xs*last_scale/320;
if (xss>640) return;
lx=x;
grcel=cely;
if (posy>64) grcel++;
if (grcel) grcel--;
if (cely) cely-=1;
x-=(drw->adjust*last_scale)/320;
if (x<lclip)
{
clipl=lclip-x;
x=lclip;
}
else clipl=0;
clipr=rclip-x;
if (clipr > 0) {
if (drw->mirror) {
enemy_draw_mirror_transp(drw->txtr,
GetBuffer2nd() + x + (y + SCREEN_OFFLINE) * scr_linelen2,
drw->palette + grcel + (secnd_shade ? SHADE_STEPS : 0),
last_scale, y + 1, (clipr << 16) + clipl);
} else {
enemy_draw_transp(drw->txtr,
GetBuffer2nd() + x + (y + SCREEN_OFFLINE) * scr_linelen2,
drw->palette + grcel + (secnd_shade ? SHADE_STEPS : 0),
last_scale, y + 1, (clipr << 16) + clipl);
}
}
if (show_lives) {
char s[25];
int ly = y + SCREEN_OFFLINE - last_scale * 5 / 6;
RedirectScreenBufferSecond();
sprintf(s, "%d", drw->num);
sd = text_width(s) / 2;
if (lx - sd > 0 && lx + sd < 639) {
trans_bar(lx - sd - 5, ly - 10, sd * 2 + 10, 10, 0);
set_aligned_position(lx, ly, 1, 2, s);
outtext(s);
}
RestoreScreen();
}
if (drw->more_info && x > 0 && lx < 639) {
int ly = y + SCREEN_OFFLINE - last_scale * 9 / 12;
RedirectScreenBufferSecond();
position(x, ly);
outtext_w_nl(drw->more_info);
RestoreScreen();
}
}
void draw_player( const short *txtr,int celx,int cely,int posx,int posy,int adjust, const char *name)
{
int x,y,yc,lx,sd;
int clipl,clipr;
int32_t scr_linelen2 = GetScreenPitch();
RedirectScreenBufferSecond();
map_pos(celx,cely,posx+64,posy+64,0,&x,&y);
lx=x;
x-=(adjust*last_scale)/320;
yc=(20*last_scale)/320+y;
if (x<0)
{
clipl=-x;
x=0;
}
else clipl=0;
clipr=640-x;
if (clipr>0)
enemy_draw(txtr,GetBuffer2nd()+x+(yc+SCREEN_OFFLINE)*scr_linelen2,6+512*cely+(secnd_shade?SHADE_STEPS*512:0),last_scale,y,(clipr<<16)+clipl);
if (show_names && name!=NULL)
{
sd=text_width(name)/2;
if (lx-sd>0 && lx+sd<639)
{
int ly=y+SCREEN_OFFLINE-last_scale*5/6;
trans_bar(lx-sd-5,ly-10,sd*2+10,10,0);
set_aligned_position(lx,ly,1,2,name);outtext(name);
}
}
RestoreScreen();
}
void draw_spectxtr(const short *txtr,int celx,int cely,int xpos)
{
int x,y,clipl,clipr;
int32_t scr_linelen2 = GetScreenPitch();
map_pos(celx,cely,64,64,0,&x,&y);
x-=(((*txtr>>1)+xpos)*last_scale*2)/320;
if (x<0)
{
clipl=-x;
x=0;
}
else clipl=0;
clipr=640-x;
if (clipr>0)
enemy_draw_transp(txtr,GetBuffer2nd()+x+(y+SCREEN_OFFLINE)*scr_linelen2,(char *)txtr+6+512*cely+(secnd_shade?SHADE_STEPS*512:0),last_scale*2,y,(clipr<<16)+clipl);
}
void draw_item2(int celx,int cely,int xpos,int ypos, const void *txtr,int index)
{
int x,y,xs,ys,abc,asc,clipl,clipr;
static int indextab[][2]={{0,0},{0,1},{1,0},{-1,0},{1,2},{-1,1},{-2,1},{2,1}};
int32_t scr_linelen2 = GetScreenPitch();
celx--;
asc=(celx<0);
abc=abs(celx);if (asc) abc--;
x=viewport_geometry[abc][0][cely+1].x;
y=viewport_geometry[abc][0][cely+1].y;
xs=showtabs.x_table[0][cely].max_x;
ys=showtabs.y_table[cely+1].vert_size;
xpos+=indextab[7-index][0];
ypos+=indextab[7-index][1];
xpos-=*(word *)txtr/2;
xpos=xs*xpos/500;
ypos=ys*ypos/320;
if (asc) x=-x;
x+=MIDDLE_X;
y+=MIDDLE_Y;
x+=xpos;
y-=ypos;
if (x<0)
{
clipl=-x;
x=0;
}
else clipl=0;
clipr=640-x;
if (clipr>0)
enemy_draw(txtr,GetBuffer2nd()+x+(y+SCREEN_OFFLINE)*scr_linelen2,6+512*cely+(secnd_shade?SHADE_STEPS*512:0),ys,y,(clipr<<16)+clipl);
}
/*
void main()
{
printf("%d\n",sizeof(showtabs));
p=load_file("konvert\\bredy.hi");
calc_points();
create_tables();
create_zooming();
ask_video();
put_picture(0,100,p);showview(0,0,0,0);free(p);
p2=load_file("konvert\\stena2.hi");
p=load_file("konvert\\stena2bl.hi");
strop=load_file("konvert\\strop1.hi");
podlaha=load_file("konvert\\podlaha1.hi");
sit=load_file("konvert\\sit.hi");
build_map();
render_scene(22,0);showview(0,0,0,0);
chozeni();
closemode();
}
*/
int zoom_speed(int zoomspeed)
{
switch (zoomspeed)
{
case 0:zooming_step=0;break;
case 1:zooming_step=1;break;
case 2:zooming_step=2;break;
case -1: return zooming_step;
}
return zoomspeed;
}
int turn_speed(int turnspeed)
{
switch (turnspeed)
{
case 0:rot_phases=0;break;
case 1:rot_phases=1;break;
case 2:rot_phases=2;break;
case -1: return rot_phases;
}
return turnspeed;
}
void set_backgrnd_mode(int mode)
{
backgrnd_mode=mode;
}
int get_item_top(int celx,int cely,int posx,int posy,const word *txtr,int index)
{
int x,y;
int randx,randy;
randx=items_indextab[7-(index & 0x7)][0];
randy=items_indextab[7-(index & 0x7)][1];
map_pos(celx,cely,42*posx+42+randx,72*posy+randy,0,&x,&y);
if (txtr!=NULL) return y-(txtr[1]*last_scale)/320+SCREEN_OFFLINE;
else return y+SCREEN_OFFLINE;
}
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