416 lines
8.1 KiB
C++
416 lines
8.1 KiB
C++
//Uses $LK,"fixed-point",A="FI:::/Demo/Lectures/FixedPoint.CPP"$.
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$BG,2$
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$SP,"<1>",BI=1$
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$SP,"<2>",BI=2$
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$SP,"<3>",BI=3$
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$SP,"<4>",BI=4$
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$SP,"<5>",BI=5$
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$BG$#define FRAMES 6
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CSprite *imgs[FRAMES]={
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$IB,"<1>",BI=1$,$IB,"<2>",BI=2$,$IB,"<3>",BI=3$,$IB,"<4>",BI=4$,$IB,"<3>",BI=3$,$IB,"<2>",BI=2$};
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F64 fire_end_time;
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class Trooper
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{
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I64 x,y,dx,dy,att,def,rng,player;
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F64 animate_time_base,fire_end_time;
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Trooper *target;
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};
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#define NUM_TROOPERS 100
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Trooper tr[2][NUM_TROOPERS];
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Bool time_lapse=FALSE;
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#define TAP_MODE_RADIUS 50
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Bool tap_mode;
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#define AI_NOTHING 0
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#define AI_TARGET 1
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#define AI_RANDOM 2
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#define AI_NUM_AI 3
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I64 ai_mode;
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I64 ai_targets[10];
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U0 DrawTrooper(CTask *,CDC *dc,Trooper *tempt)
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{
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CSprite *temps;
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I64 x,y,gx,gy;
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F64 speed,tt;
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if (tempt->def>0) {
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x=tempt->dx>>28;
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y=tempt->dy>>28;
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speed=0.5*Sqrt(x*x+y*y);
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tt=tempt->animate_time_base+tS*speed;
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if (time_lapse) {
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x=(tempt->x+500*tempt->dx)>>32;
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y=(tempt->y+500*tempt->dy)>>32;
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} else {
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x=tempt->x.i32[1];
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y=tempt->y.i32[1];
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}
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if (!tempt->player)
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dc->color=LTCYAN;
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else
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dc->color=LTPURPLE;
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if (tempt->target) {
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gx=x;gy=y;
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if (tempt->dx<0) {
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dc->flags|=DCF_SYMMETRY|DCF_JUST_MIRROR;
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DCSymmetrySet(dc,x,y,x,y+1);
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gx-=13;
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gy-=7;
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} else {
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dc->flags&=~DCF_SYMMETRY|DCF_JUST_MIRROR;
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gx+=13;
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gy-=7;
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}
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Sprite3(dc,x,y,0,$IB,"<5>",BI=5$);
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dc->flags&=~(DCF_SYMMETRY|DCF_JUST_MIRROR);
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if (!tempt->player)
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dc->color=WHITE;
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else
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dc->color=LTBLUE;
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GrLine3(dc,gx,gy,0,tempt->target->x.i32[1],tempt->target->y.i32[1],0);
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} else {
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if (tempt->dx<0) {
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dc->flags|=DCF_SYMMETRY|DCF_JUST_MIRROR;
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DCSymmetrySet(dc,x,y,x,y+1);
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} else
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dc->flags&=~DCF_SYMMETRY|DCF_JUST_MIRROR;
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temps=SpriteInterpolate(imgs[tt%FRAMES],imgs[(tt+1.0)%FRAMES],tt%1.0);
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Sprite3(dc,x,y,0,temps);
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Free(temps);
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dc->flags&=~(DCF_SYMMETRY|DCF_JUST_MIRROR);
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}
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}
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}
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U0 DrawIt(CTask *task,CDC *dc)
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{
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Trooper *tempt=tr;
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I64 i,j,cnt[2],
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x=ip.pos.x-task->pix_left-task->scroll_x,
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y=ip.pos.y-task->pix_top-task->scroll_y;
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Bool repulsive=ip.throttle>0 ^^ ip.rb,
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active=!winmgr.grab_scroll && (ip.lb||ip.rb);
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for (j=0;j<2;j++) {
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cnt[j]=0;
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for (i=0;i<NUM_TROOPERS;i++,tempt++) {
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if (tempt->def>0) {
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DrawTrooper(task,dc,tempt);
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cnt[j]++;
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}
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}
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}
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if (tap_mode) {
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dc->color=YELLOW;
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GrCircle(dc,x,y,TAP_MODE_RADIUS);
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} else {
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if (repulsive) {
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if (active)
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dc->color=LTRED;
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else
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dc->color=RED;
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} else {
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if (active)
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dc->color=LTBLUE;
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else
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dc->color=BLUE;
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}
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GrCircle(dc,x,y,AbsI64(64*ip.throttle/(MAX_I32+1)));
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}
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dc->color=LTCYAN;
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GrPrint(dc,(task->win_right-8)*FONT_WIDTH,0,"%03d",cnt[0]);
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dc->color=LTPURPLE;
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GrPrint(dc,(task->win_right-4)*FONT_WIDTH,0,"%03d",cnt[1]);
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}
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U0 DoAiTarget()
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{
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I64 i,j;
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Trooper *tempt1,*tempt0;
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for (i=0;i<10;i++) {
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tempt0=&tr[0][ai_targets[i]];
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for (j=0;j<10;j++) {
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tempt1=&tr[1][i*10+j];
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tempt1->dx=(tempt0->x-tempt1->x)>>11;
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tempt1->dy=(tempt0->y-tempt1->y)>>11;
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}
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}
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}
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U0 UpdatePos()
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{
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I64 i,j;
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Trooper *tempt=tr;
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for (j=0;j<2;j++)
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for (i=0;i<NUM_TROOPERS;i++,tempt++) {
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tempt->x+=tempt->dx;
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if (tempt->x>=GR_WIDTH<<32) tempt->x-=GR_WIDTH<<32;
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if (tempt->x<0) tempt->x+=GR_WIDTH<<32;
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tempt->y+=tempt->dy;
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if (tempt->y>=GR_HEIGHT<<32) tempt->y-=GR_HEIGHT<<32;
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if (tempt->y<0) tempt->y+=GR_HEIGHT<<32;
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}
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}
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U0 ResolveFiring()
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{
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I64 i,j,dd,dx,dy;
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Trooper *tempt=tr,*tempt0,*tempt1;
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for (j=0;j<2;j++)
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for (i=0;i<NUM_TROOPERS;i++,tempt++) {
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if (tempt->target && tempt->fire_end_time<tS) {
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tempt->target->def-=tempt->att;
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tempt->fire_end_time=0;
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tempt->target=NULL;
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}
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}
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for (i=0;i<NUM_TROOPERS;i++) {
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tempt0=&tr[0][i];
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for (j=0;j<NUM_TROOPERS;j++) {
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tempt1=&tr[1][j];
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if (tempt0->def>0 && tempt1->def>0) {
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dx=(tempt0->x-tempt1->x)>>32;
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dy=(tempt0->y-tempt1->y)>>32;
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dd=dx*dx+dy*dy;
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if (dd<tempt0->rng && !tempt0->target) {
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fire_end_time=tempt0->fire_end_time=tS+0.125;
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Snd(2000);
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tempt0->target=tempt1;
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}
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if (dd<tempt1->rng && !tempt1->target) {
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fire_end_time=tempt1->fire_end_time=tS+0.125;
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Snd(2000);
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tempt1->target=tempt0;
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}
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}
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}
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}
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if (tS>=fire_end_time)
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Snd(0);
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}
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U0 UpdateHumanVelocities()
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{
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F64 intensity;
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I64 i,j,dx,dy,d,
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x=ip.pos.x-Fs->pix_left-Fs->scroll_x,
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y=ip.pos.y-Fs->pix_top-Fs->scroll_y;
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Bool active=!winmgr.grab_scroll&&(ip.lb||ip.rb);
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Trooper *tempt=&tr[0][0];
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if (tap_mode) {
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for (i=0;i<NUM_TROOPERS;i++,tempt++) {
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dx=x- tempt->x.i32[1];
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dy=y- tempt->y.i32[1];
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if ((d=dx*dx+dy*dy) && d<TAP_MODE_RADIUS*TAP_MODE_RADIUS) {
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intensity=SqrI64(SqrI64(SqrI64(TAP_MODE_RADIUS)-d));
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dx=intensity*dx/d;
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dy=intensity*dy/d;
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tempt->dx=tempt->dx-dx;
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tempt->dy=tempt->dy-dy;
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} else {
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tempt->dx-=0.2*tempt->dx;
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tempt->dy-=0.2*tempt->dy;
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}
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}
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} else if (active) {
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j=8*ip.throttle;
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if (ip.rb)
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j=-j;
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for (i=0;i<NUM_TROOPERS;i++,tempt++) {
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dx=x- tempt->x.i32[1];
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dy=y- tempt->y.i32[1];
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if (d=dx*dx+dy*dy) {
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dx=j*dx/d;
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dy=j*dy/d;
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tempt->dx=tempt->dx-dx;
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tempt->dy=tempt->dy-dy;
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}
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}
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}
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}
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U0 Init()
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{
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I64 i,j,dx,dy;
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Trooper *tempt;
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ip.throttle=MAX_I32;
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ip.throttle_step=(MAX_I32+1)>>2;
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tap_mode=FALSE;
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time_lapse=FALSE;
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fire_end_time=0;
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MemSet(tr,0,sizeof(tr));
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for (i=0;i<10;i++) {
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ai_targets[i]=RandU16%NUM_TROOPERS;
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dx=RandI32;
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dy=RandI32;
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for (j=0;j<10;j++) {
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tempt=&tr[0][i*10+j];
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tempt->x=(GR_WIDTH-100-i*10)<<32;
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tempt->y=(GR_HEIGHT>>1-50+j*10)<<32;
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tempt->att=3;
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tempt->def=10;
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tempt->rng=50*50;
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tempt->animate_time_base=10*Rand;
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tempt->player=0;
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tempt=&tr[1][i*10+j];
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tempt->x=(100+i*10)<<32;
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tempt->y=(GR_HEIGHT>>1-50+j*10)<<32;
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if (ai_mode==AI_RANDOM) {
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tempt->dx=dx;
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tempt->dy=dy;
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}
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tempt->att=3;
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tempt->def=10;
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tempt->rng=50*50;
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tempt->animate_time_base=10*Rand;
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tempt->player=1;
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}
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}
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ai_mode=RandU16%AI_NUM_AI;
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}
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U0 BattleLines()
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{
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CMenuEntry *tempse;
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SettingsPush; //See $LK,"SettingsPush",A="MN:SettingsPush"$
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Fs->text_attr=GREEN<<4+WHITE;
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Preempt;
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MenuPush(
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"File {"
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" Abort(,CH_SHIFT_ESC);"
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" Exit(,CH_ESC);"
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"}"
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"Play {"
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" Restart(,'\n');"
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" TimeLapse(,'1');"
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" TapMode(,'2');"
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"}"
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);
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AutoComplete;
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WinMax;
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WinBorder;
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Preempt;
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Init;
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DocCursor;
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DocClear;
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Fs->draw_it=&DrawIt;
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PopUpOk("The mouse wheel controls\n"
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"the command force.\n"
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"Attract or repel with\n"
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"left or right button.\n\n");
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Fs->win_inhibit=WIG_TASK_DFT-WIF_SELF_FOCUS
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-WIF_SELF_BORDER-WIF_FOCUS_TASK_MENU;
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try {
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while (TRUE) {
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switch (ScanChar) {
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case '1':
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time_lapse=!time_lapse;
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tempse=MenuEntryFind(Fs->cur_menu,"Play/TimeLapse");
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tempse->checked=time_lapse;
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break;
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case '2':
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tap_mode=!tap_mode;
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tempse=MenuEntryFind(Fs->cur_menu,"Play/TapMode");
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tempse->checked=tap_mode;
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break;
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case CH_ESC:
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case CH_SHIFT_ESC:
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goto wg_done;
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case '\n':
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Init;
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break;
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}
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Sleep(40);
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if (ai_mode==AI_TARGET)
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DoAiTarget;
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UpdateHumanVelocities;
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UpdatePos;
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ResolveFiring;
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}
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wg_done:
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} catch
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PutExcept;
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SettingsPop;
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MenuPop;
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}
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BattleLines;
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