81 lines
2.1 KiB
C++
81 lines
2.1 KiB
C++
#define STRENGTH_SCALE 1.5e7
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#define SPRING_SCALE 6.0e6
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#define COST_SCALE 375.0
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#define MASS_RADIUS 3.0
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#define MASS_MASS 10.0
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#define WIRE_PERCENT 0.99
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#define RIVER_BANK_COLS 5
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#define SKY_LINES 40
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#define FIXED_X1 ((RIVER_BANK_COLS-1)*FONT_WIDTH)
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#define FIXED_X2 ((RIVER_BANK_COLS-4)*FONT_WIDTH)
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#define FIXED_X3 (TEXT_COLS*FONT_WIDTH>>1)
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#define FIXED_Y1 ((SKY_LINES+1)*FONT_HEIGHT)
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#define FIXED_Y2 ((SKY_LINES+5)*FONT_HEIGHT)
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#define FIXED_Y3 ((TEXT_ROWS-8)*FONT_HEIGHT)
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#define LOAD_WEIGHTS 8
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U0 SpanBridge1Init(CMathODE *)
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{
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I64 i;
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MyMass *tempm;
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tempm=PlaceMass(GR_WIDTH-FIXED_X1,FIXED_Y1);
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tempm->flags|=MSF_FIXED;
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tempm=PlaceMass(GR_WIDTH-FIXED_X2,FIXED_Y1);
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tempm->flags|=MSF_FIXED;
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tempm=PlaceMass(GR_WIDTH-FIXED_X1,FIXED_Y2);
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tempm->flags|=MSF_FIXED;
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tempm=PlaceMass(FIXED_X1,FIXED_Y1);
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tempm->flags|=MSF_FIXED;
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tempm=PlaceMass(FIXED_X2,FIXED_Y1);
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tempm->flags|=MSF_FIXED;
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tempm=PlaceMass(FIXED_X1,FIXED_Y2);
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tempm->flags|=MSF_FIXED;
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tempm=PlaceMass(FIXED_X3,FIXED_Y3);
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tempm->flags|=MSF_FIXED;
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for (i=0;i<LOAD_WEIGHTS;i++) {
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tempm=PlaceMass(FIXED_X1+(i+1)*(GR_WIDTH-2*FIXED_X1)/(LOAD_WEIGHTS+1),
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FIXED_Y1);
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tempm->load_t=(i+1.0)/LOAD_WEIGHTS;
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tempm->color=RED;
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}
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DocClear;
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"$$BG,LTCYAN$$%h*c",SKY_LINES,'\n';
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for (i=0;i<10;i++) {
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"$$BG,BROWN$$%h*c",RIVER_BANK_COLS,CH_SPACE;
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"$$BG,LTCYAN$$%h*c",TEXT_COLS-2*RIVER_BANK_COLS,CH_SPACE;
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"$$BG,BROWN$$%h*c\n",RIVER_BANK_COLS,CH_SPACE;
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}
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for (i=0;i<5;i++) {
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"$$BG,BROWN$$%h*c",RIVER_BANK_COLS+i,CH_SPACE;
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"$$BG,BLUE$$%h*c",TEXT_COLS/2-RIVER_BANK_COLS-2*i,CH_SPACE;
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"$$BG,BROWN$$%h*c",2*i,CH_SPACE;
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"$$BG,BLUE$$%h*c",TEXT_COLS/2-RIVER_BANK_COLS-2*i,CH_SPACE;
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"$$BG,BROWN$$%h*c\n",RIVER_BANK_COLS+i,CH_SPACE;
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}
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}
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U0 AdjustLoads(CMathODE *ode)
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{
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MyMass *tempm=ode->next_mass;
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F64 d,tt=SpanTime/10.0;
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while (tempm!=&ode->next_mass) {
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if (tempm->load_t) {
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if (tt) {
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d=Abs(Sin(tempm->load_t*ã+tt)); //0.0<=d<=1.0
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tempm->mass=100.0*Sqr(Sqr(d+1.0));
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tempm->radius=7.0*d+2.0;
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} else {
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tempm->mass=MASS_MASS;
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tempm->radius=MASS_RADIUS;
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}
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}
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tempm=tempm->next;
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}
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}
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