130 lines
2.9 KiB
HolyC
130 lines
2.9 KiB
HolyC
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U8 movement_costs[16];
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movement_costs[PLAINS]=2;
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movement_costs[TREES]=6;
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movement_costs[MOUNTAINS]=10;
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I64 HexMoveOneCost(Unit *tmpu,I64 r,I64 c,I64 facing)
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{
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I64 res;
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if (tmpu->infantry)
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res=0;
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else {
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res=FacingChg(facing,tmpu->facing);
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if (res>0) res--;
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}
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if (roads[r][c] && roads[tmpu->row][tmpu->col])
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res+=1;
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else {
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if (tmpu->infantry)
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res+=2;
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else {
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res+=movement_costs[terrain[r][c]];
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if (rivers[r][c])
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res=tmpu->movement;
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}
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}
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return res;
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}
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I64 HexMoveOne(I64 *_row,I64 *_col,F64 x,F64 y)
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{
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I64 direction,best_direction=-1,r,c;
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F64 dd,best_dd,x1,y1;
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RowCol2XY(&x1,&y1,*_row,*_col);
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best_dd=Sqr(x1-x)+Sqr(y1-y);
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for (direction=0;direction<6;direction++) {
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r=*_row; c=*_col;
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Toward(&r,&c,direction);
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RowCol2XY(&x1,&y1,r,c);
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dd=Sqr(x1-x)+Sqr(y1-y);
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if (0<=r<map_rows && 0<=c<map_cols && dd<best_dd) {
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best_dd=dd;
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best_direction=direction;
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}
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}
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if (best_direction>=0) {
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Toward(_row,_col,best_direction);
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return best_direction;
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} else
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return -1;
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}
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Bool UnitMovePlot(U0,I64 x,I64 y,I64)
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{
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move_x=x; move_y=y;
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Sleep(5*animation_delay);
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return TRUE;
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}
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U0 UnitMoveAnimation(Unit *tmpu,I64 r,I64 c,I64 facing)
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{
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F64 x1,y1,x2,y2,f=facing*60.0*<EFBFBD>/180.0;
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moving_unit=tmpu;
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RowCol2XY(&x1,&y1,tmpu->row,tmpu->col);
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move_x=x1; move_y=y1;
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moving=TRUE;
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if (tmpu->infantry)
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Snd(53);
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else {
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move_facing=tmpu->facing*60.0*<EFBFBD>/180.0;
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Snd(41);
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while (Wrap(f-move_facing,-<EFBFBD>)<=0) {
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move_facing-=0.03;
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Sleep(5*animation_delay);
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}
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while (Wrap(f-move_facing,-<EFBFBD>)>0) {
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move_facing+=0.03;
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Sleep(5*animation_delay);
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}
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Snd(34);
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}
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move_facing=f;
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RowCol2XY(&x2,&y2,r,c);
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Line(NULL,x1,y1,0,x2,y2,0,&UnitMovePlot);
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Snd;
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moving_unit=NULL;
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moving=FALSE;
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}
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Bool UnitMove(Unit *tmpu,I64 x,I64 y)
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{
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Unit *target;
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I64 r,c,r0=tmpu->row,c0=tmpu->col,i,facing;
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while (tmpu->remaining_movement>0) {
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r=tmpu->row;
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c=tmpu->col;
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if ((facing=HexMoveOne(&r,&c,x,y))<0)
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break;
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else {
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i=HexMoveOneCost(tmpu,r,c,facing);
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if (i>tmpu->movement)
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i=tmpu->movement;
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if (!tmpu->fired && tmpu->remaining_movement>=i &&
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tmpu->remaining_movement>=tmpu->movement>>1 &&
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(target=UnitFind(r,c)) && target->player!=tmpu->player &&
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tmpu->infantry!=target->infantry) {
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if (!HexOccupy(ToBool(target->infantry),tmpu,target)) {
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tmpu=NULL;
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break;
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}
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i=tmpu->remaining_movement;
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}
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if (tmpu->remaining_movement>=i && !UnitFind(r,c)) {
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UnitMoveAnimation(tmpu,r,c,facing);
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tmpu->facing=facing;
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tmpu->remaining_movement-=i;
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tmpu->row=r;
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tmpu->col=c;
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VisRecalc(VR_UPDATE_FRIENDLY_UNIT,tmpu);
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LBEqu(&tmpu->vis[enemy_player],0,
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VisRecalc(VR_ONE_ENEMY_UNIT,tmpu));
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} else
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break;
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}
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}
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if (!tmpu || tmpu->row!=r0 || tmpu->col!=c0)
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return TRUE;
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else
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return FALSE;
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}
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