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makeWay
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working on distnce calculation + added win detection

This commit is contained in:
Alexandre 2025-05-16 18:38:08 +02:00
parent 172bf4d213
commit 412a74ffe7
20 changed files with 237 additions and 39 deletions
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5
Makefile
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@ -7,8 +7,11 @@ all: bin/back
test: bin/back
bin/back levels/test.txt bots/dumb bots/dumb bots/dumb bots/dumb
ez: bin/back
bin/back levels/simple.txt bots/dumb bots/dumb bots/dumb bots/dumb
mem: bin/back
valgrind --leak-check=full ./bin/back
valgrind --leak-check=full ./bin/back levels/test.txt bots/dumb bots/dumb bots/dumb bots/dumb
bin/back: obj/main.o obj/display.o obj/base.o obj/collisions.o obj/cars.o obj/rooms.o obj/structure.o
mkdir -p bin

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bin/back
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2
bots/answer.txt
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@ -1 +1 @@
165 74
137 83

13
levels/simple.txt Normal file
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@ -0,0 +1,13 @@
1 3
S1E
$
. = NULL
0 = Vertical
1 = Horizontal
2 = TopRight (NE)
3 = BottomRight (SE)
4 = BottomLeft (SW)
5 = TopLeft (NW)
S = Start
E = End

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obj/base.o
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obj/cars.o
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obj/collisions.o
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obj/display.o
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obj/main.o
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obj/rooms.o
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obj/structure.o
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10
output.txt
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@ -1,8 +1,8 @@
4
0 (3 0) (45.17 65.83)
1 (4 2) (65.68 34.72)
2 (3 3) (37.74 58.35)
3 (2 0) (19.47 35.72)
0 (2 0) (44.74 79.84)
1 (2 0) (22.92 63.60)
2 (2 0) (22.92 36.40)
3 (2 0) (44.74 20.16)
[3]
5 5
@ -14,7 +14,7 @@
100
200
10
5
0.90
0.80
0.20

123
src/base.c
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@ -15,6 +15,9 @@
#include "cars.h"
#include "base.h"
int* winners;
int remainingTurns;
int currentTurn;
int nPlayers;
carData* players;
@ -22,8 +25,11 @@ carData* players;
void init_all(int nPl) {
nPlayers = nPl;
currentTurn = 0;
remainingTurns = -1;
winners = malloc(sizeof(int)*nPlayers);
players = malloc(sizeof(carData)*nPlayers);
for(int p = 0; p < nPlayers; p++) {
winners[p] = 0;
players[p].rgb = (color){.red = 255, .green = 255, .blue = 255};
players[p].c = init_car(p, nPlayers);
}
@ -36,6 +42,121 @@ void destroy_all() {
free(players);
}
// 1 = N
// 2 = E
// 4 = S
// 8 = W
int return_directions(road r) {
switch (r){
case NONE: return 0;
case START: return 15;
case END: return 15;
case STR_V: return 5;
case STR_H: return 10;
case TURN_NE: return 3;
case TURN_SE: return 6;
case TURN_SW: return 12;
case TURN_NW: return 9;
default: return 0;
}
}
void visit(level* lvl, path* pth, int cx, int cy, bool* brk) {
if(!(*brk) && (cx >= 0 && cy >= 0 && cx < lvl->lines && cy < lvl->cols) && pth->nxts[cx][cy].dx == -2) {
if(cx == FINISH_CHX && cy == FINISH_CHY) {
pth->nxts[cx][cy] = (next){.dx = -1, .dy = -1};
*brk = true;
//printf("found\n");
} else {
int carc = return_directions(lvl->map[cx][cy]);
//printf("at (%d %d) [%d%d%d%d]\n", cx, cy, carc%2, (carc/2)%2, (carc/4)%2, (carc/8)%2);
if(!(*brk))pth->nxts[cx][cy] = (next){.dx = 2, .dy = 2};
if(carc%2==1 && !(*brk)) {
pth->nxts[cx][cy] = (next){.dx = -1, .dy = 0};
visit(lvl, pth, cx-1, cy, brk);
}
if((carc/2)%2==1 && !(*brk)) {
pth->nxts[cx][cy] = (next){.dx = 0, .dy = 1};
visit(lvl, pth, cx, cy+1, brk);
}
if((carc/4)%2==1 && !(*brk)) {
pth->nxts[cx][cy] = (next){.dx = 1, .dy = 0};
visit(lvl, pth, cx+1, cy, brk);
}
if((carc/8)%2==1 && !(*brk)) {
pth->nxts[cx][cy] = (next){.dx = 0, .dy = -1};
visit(lvl, pth, cx, cy-1, brk);
}
if(!(*brk))pth->nxts[cx][cy] = (next){.dx = 2, .dy = 2};
}
}
}
path* getPath(level* lvl) {
path* res = malloc(sizeof(path));
res->cols = lvl->cols;
res->lines = lvl->lines;
res->start = (pt){.ix = START_CHX, .iy = START_CHY};
res->nxts = malloc(sizeof(next*)*lvl->lines);
for(int l = 0; l < lvl->lines; l++) {
res->nxts[l] = malloc(sizeof(next)*lvl->cols);
for(int c = 0; c < lvl->cols; c++) {
res->nxts[l][c] = (next){.dx = -2, .dy = -2};
}
}
bool brk = false;
visit(lvl, res, START_CHX, START_CHY, &brk);
return res;
}
void printPath(path* pth) {
for(int l = 0; l < pth->lines; l++) {
for(int c = 0; c < pth->cols; c++) {
if(pth->nxts[l][c].dx == -1 && pth->nxts[l][c].dy == -1) {
printf("E");
} else if(pth->nxts[l][c].dx == 1) {
printf("v");
} else if(pth->nxts[l][c].dx == -1) {
printf("^");
} else if(pth->nxts[l][c].dy == 1) {
printf(">");
} else if(pth->nxts[l][c].dy == -1) {
printf("<");
} else {
printf(".");
}
}
printf("\n");
}
printf("\n");
}
void printLvl(level* lvl) {
for(int l = 0; l < lvl->lines; l++) {
for(int c = 0; c < lvl->cols; c++) {
printf("%d", (int)lvl->map[l][c]);
}
printf("\n");
}
printf("\n");
}
void freePath(path* p) {
for(int l = 0; l < p->lines; l++) {
free(p->nxts[l]);
}
free(p->nxts);
free(p);
}
// ------------------------- //
int ln_baseN(int n, int b) {
@ -93,3 +214,5 @@ double dot(ptf p1, ptf p2) {
ptf add(ptf p1, ptf p2) {
return (ptf){.fx = p1.fx + p2.fx, .fy = p1.fy + p2.fy};
}
// ------------------------------------------------------------------------------------ //

5
src/base.h
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@ -19,4 +19,9 @@ ptf normalize(ptf p);
double dot(ptf p1, ptf p2);
ptf add(ptf p1, ptf p2);
path* getPath(level* lvl);
void printPath(path* pth);
void printLvl(level* lvl);
void freePath(path* p);
#endif

51
src/collisions.c
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@ -53,32 +53,32 @@ void move_on_ENDS(int nPl) {
c->pos.fx += c->vel.fx*DT;
c->pos.fy += c->vel.fy*DT;
if(
(START_DIR != 3 && c->pos.fx-PLAYER_R/2 <= 0.0 && c->vel.fx < 0.0) ||
(START_DIR == 3 && c->pos.fx-PLAYER_R/2 <= 0.0 && c->vel.fx < 0.0 && (c->pos.fy-PLAYER_R/2 <= ROOM_SIZE*DIST_EDGE || c->pos.fy+PLAYER_R/2 >= ROOM_SIZE*(1.0-DIST_EDGE)))
(START_DIR != 3 && c->pos.fx-PLAYER_R <= 0.0 && c->vel.fx < 0.0) ||
(START_DIR == 3 && c->pos.fx-PLAYER_R <= 0.0 && c->vel.fx < 0.0 && (c->pos.fy-PLAYER_R <= ROOM_SIZE*DIST_EDGE || c->pos.fy+PLAYER_R >= ROOM_SIZE*(1.0-DIST_EDGE)))
) { // left wall
c->vel.fx *= -1.0;
c->pos.fx += 2.0*c->vel.fx*DT;
c->vel.fx *= RESTITUTION_WALL;
}
if(
(START_DIR != 1 && c->pos.fx+PLAYER_R/2 >= 1.0*ROOM_SIZE && c->vel.fx > 0.0) ||
(START_DIR == 1 && c->pos.fx+PLAYER_R/2 >= 1.0*ROOM_SIZE && c->vel.fx > 0.0 && (c->pos.fy-PLAYER_R/2 <= ROOM_SIZE*DIST_EDGE || c->pos.fy+PLAYER_R/2 >= ROOM_SIZE*(1.0-DIST_EDGE)))
(START_DIR != 1 && c->pos.fx+PLAYER_R >= 1.0*ROOM_SIZE && c->vel.fx > 0.0) ||
(START_DIR == 1 && c->pos.fx+PLAYER_R >= 1.0*ROOM_SIZE && c->vel.fx > 0.0 && (c->pos.fy-PLAYER_R <= ROOM_SIZE*DIST_EDGE || c->pos.fy+PLAYER_R >= ROOM_SIZE*(1.0-DIST_EDGE)))
) { // right wall
c->vel.fx *= -1.0;
c->pos.fx += 2.0*c->vel.fx*DT;
c->vel.fx *= RESTITUTION_WALL;
}
if(
(START_DIR != 0 && c->pos.fy-PLAYER_R/2 <= 0.0 && c->vel.fy < 0.0) ||
(START_DIR == 0 && c->pos.fy-PLAYER_R/2 <= 0.0 && c->vel.fy < 0.0 && (c->pos.fx-PLAYER_R/2 <= ROOM_SIZE*DIST_EDGE || c->pos.fx+PLAYER_R/2 >= ROOM_SIZE*(1.0-DIST_EDGE)))
(START_DIR != 0 && c->pos.fy-PLAYER_R <= 0.0 && c->vel.fy < 0.0) ||
(START_DIR == 0 && c->pos.fy-PLAYER_R <= 0.0 && c->vel.fy < 0.0 && (c->pos.fx-PLAYER_R <= ROOM_SIZE*DIST_EDGE || c->pos.fx+PLAYER_R >= ROOM_SIZE*(1.0-DIST_EDGE)))
) { // top wall
c->vel.fy *= -1.0;
c->pos.fy += 2.0*c->vel.fy*DT;
c->vel.fy *= RESTITUTION_WALL;
}
if(
(START_DIR != 2 && c->pos.fy+PLAYER_R/2 >= 1.0*ROOM_SIZE && c->vel.fy > 0.0) ||
(START_DIR == 2 && c->pos.fy+PLAYER_R/2 >= 1.0*ROOM_SIZE && c->vel.fy > 0.0 && (c->pos.fx-PLAYER_R/2 <= ROOM_SIZE*DIST_EDGE || c->pos.fx+PLAYER_R/2 >= ROOM_SIZE*(1.0-DIST_EDGE)))
(START_DIR != 2 && c->pos.fy+PLAYER_R >= 1.0*ROOM_SIZE && c->vel.fy > 0.0) ||
(START_DIR == 2 && c->pos.fy+PLAYER_R >= 1.0*ROOM_SIZE && c->vel.fy > 0.0 && (c->pos.fx-PLAYER_R <= ROOM_SIZE*DIST_EDGE || c->pos.fx+PLAYER_R >= ROOM_SIZE*(1.0-DIST_EDGE)))
) { // bottom wall
c->vel.fy *= -1.0;
c->pos.fy += 2.0*c->vel.fy*DT;
@ -90,12 +90,12 @@ void move_on_STR_V(int nPl) {
car* c = players[nPl].c;
c->pos.fx += c->vel.fx*DT;
c->pos.fy += c->vel.fy*DT;
if(c->pos.fx-PLAYER_R/2 <= ROOM_SIZE*DIST_EDGE && c->vel.fx < 0.0) { // left wall
if(c->pos.fx-PLAYER_R <= ROOM_SIZE*DIST_EDGE && c->vel.fx < 0.0) { // left wall
c->vel.fx *= -1.0;
c->pos.fx += 2.0*c->vel.fx*DT;
c->vel.fx *= RESTITUTION_WALL;
}
if(c->pos.fx+PLAYER_R/2 >= ROOM_SIZE*(1.0-DIST_EDGE) && c->vel.fx > 0.0) { // right wall
if(c->pos.fx+PLAYER_R >= ROOM_SIZE*(1.0-DIST_EDGE) && c->vel.fx > 0.0) { // right wall
c->vel.fx *= -1.0;
c->pos.fx += 2.0*c->vel.fx*DT;
c->vel.fx *= RESTITUTION_WALL;
@ -106,12 +106,12 @@ void move_on_STR_H(int nPl) {
car* c = players[nPl].c;
c->pos.fx += c->vel.fx*DT;
c->pos.fy += c->vel.fy*DT;
if(c->pos.fy-PLAYER_R/2 <= ROOM_SIZE*DIST_EDGE && c->vel.fy < 0.0) { // top wall
if(c->pos.fy-PLAYER_R <= ROOM_SIZE*DIST_EDGE && c->vel.fy < 0.0) { // top wall
c->vel.fy *= -1.0;
c->pos.fy += 2.0*c->vel.fy*DT;
c->vel.fy *= RESTITUTION_WALL;
}
if(c->pos.fy+PLAYER_R/2 >= ROOM_SIZE*(1.0-DIST_EDGE) && c->vel.fy > 0.0) { // bottom wall
if(c->pos.fy+PLAYER_R >= ROOM_SIZE*(1.0-DIST_EDGE) && c->vel.fy > 0.0) { // bottom wall
c->vel.fy *= -1.0;
c->pos.fy += 2.0*c->vel.fy*DT;
c->vel.fy *= RESTITUTION_WALL;
@ -129,7 +129,7 @@ void move_on_TURN(int nPl, int cenX, int cenY) {
double nextDist = distance(next, (ptf){.fx = 1.0*cenX, .fy = 1.0*cenY});
// inner circle
if(prevDist-PLAYER_R/2 > ROOM_SIZE*DIST_EDGE && nextDist-PLAYER_R/2 <= ROOM_SIZE*DIST_EDGE) {
if(prevDist-PLAYER_R > ROOM_SIZE*DIST_EDGE && nextDist-PLAYER_R <= ROOM_SIZE*DIST_EDGE) {
ptf to_in = normalize((ptf){
.fx = cenX-prev.fx,
.fy = cenY-prev.fy
@ -142,7 +142,7 @@ void move_on_TURN(int nPl, int cenX, int cenY) {
}
// outer circle
if(prevDist+PLAYER_R/2 < ROOM_SIZE*(1.0-DIST_EDGE) && nextDist+PLAYER_R/2 >= ROOM_SIZE*(1.0-DIST_EDGE)) {
if(prevDist+PLAYER_R < ROOM_SIZE*(1.0-DIST_EDGE) && nextDist+PLAYER_R >= ROOM_SIZE*(1.0-DIST_EDGE)) {
ptf to_out = normalize((ptf){
.fx = prev.fx-cenX,
.fy = prev.fy-cenY
@ -157,12 +157,12 @@ void move_on_TURN(int nPl, int cenX, int cenY) {
void bumpOtherCars(int nPl) {
for(int p = 0; p < nPlayers; p++) {
if(p != nPl) {
if(p != nPl && 0==winners[p]) {
double sep = distance(
get_absolute_coords(p),
get_absolute_coords(nPl)
);
if(sep <= PLAYER_R) {
if(sep <= 2*PLAYER_R) {
// p_total is multiplied by RESTITUTION_PLAYER
ptf director = normalize((ptf){
.fx = players[p].c->pos.fx - players[nPl].c->pos.fx,
@ -254,12 +254,31 @@ bool updateCar(level* lvl, int nPl) {
}
}
void hasWon(int nPl) {
if(0==winners[nPl]) {
car* c = players[nPl].c;
winners[nPl] = ((c->chx == FINISH_CHY && c->chy == FINISH_CHX)?(1):(0));
if(winners[nPl]==1 && remainingTurns == -1) {
remainingTurns = 4;
}
}
}
void updateWins() {
for(int p = 0; p < nPlayers; p++) {
hasWon(p);
}
}
// return true if at least one car moved
bool updateCars(level* lvl) {
bool res = false;
for(int p = 0; p < nPlayers; p++) {
if(0==winners[p]) {
bool rr = updateCar(lvl, p);
res = res || rr;
}
}
return res;
}

1
src/collisions.h
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@ -2,5 +2,6 @@
#define COLLISIONS_H
bool updateCars(level* lvl);
void updateWins();
#endif

4
src/display.c
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@ -517,7 +517,7 @@ void renderPlayers(SDL_Renderer* renderer, int cx, int cy, int range, int rsize)
//printf("[%d]", p);
int cox = (WIDTH-rsize)/2+rsize*(players[p].c->chx-cy) + (int)((players[p].c->pos.fx*1.0)/ROOM_SIZE*rsize);
int coy = (HEIGHT-rsize)/2+rsize*(players[p].c->chy-cx) + (int)((players[p].c->pos.fy*1.0)/ROOM_SIZE*rsize);
SDL_RenderFillCircle(renderer, cox, coy, PLAYER_R, players[p].rgb.red, players[p].rgb.green, players[p].rgb.blue, 255);
SDL_RenderFillCircle(renderer, cox, coy, PLAYER_R*rsize/ROOM_SIZE, players[p].rgb.red, players[p].rgb.green, players[p].rgb.blue, 255);
} else {
//
}
@ -531,7 +531,7 @@ void renderMap(SDL_Renderer* renderer, level* lvl, int cx, int cy, int range, in
for(int x = -range; x <= range; x++) {
for(int y = -range; y <= range; y++) {
if((cx+x == START_CHX && cy+y == START_CHY) || (cx+x == FINISH_CHX && cy+y == FINISH_CHY)) {
SDL_RenderDrawCircle(renderer, (WIDTH)/2+rsize*(y), (HEIGHT)/2+rsize*(x), (int)(ROOM_SIZE/2.0 + ROOM_SIZE/3.3), 192, 192, 192, 255);
SDL_RenderDrawCircle(renderer, (WIDTH)/2+rsize*(y), (HEIGHT)/2+rsize*(x), (int)(rsize/3.5), 192, 192, 192, 255);
}
}
}

32
src/main.c
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@ -39,11 +39,11 @@ void cameraActions(level* lvl, bool* halt, int* cx, int* cy, int* dezoom, int* s
break;
case SDLK_d:
*cy = min(lvl->lines-1, *cy+1);
*cy = min(lvl->cols-1, *cy+1);
break;
case SDLK_s:
*cx = min(lvl->cols-1, *cx+1);
*cx = min(lvl->lines-1, *cx+1);
break;
case SDLK_p:
@ -75,10 +75,12 @@ void player_turn(int id, char* exec) {
void parse_all_players(level* lvl, char** execs) {
currentTurn += 1;
for(int p = 0; p < nPlayers; p++) {
if(0==winners[p]) {
write_output("output.txt", lvl, p);
usleep(1000000/10);
player_turn(p, execs[p]);
}
}
}
int main(int argc, char** argv) {
@ -126,6 +128,10 @@ int main(int argc, char** argv) {
//stage_file("levels/stage.txt");
level* stage = parse_level(argv[1]);
init_all(N_PLAYERS);
printf("\n");
path* pth = getPath(stage);
printLvl(stage);
printPath(pth);
printf("Starting direction : ");
if(START_DIR == 0) {
@ -139,9 +145,10 @@ int main(int argc, char** argv) {
} else {
printf("???\n");
}
printf("From (%d %d) to (%d %d)\n", START_CHX, START_CHY, FINISH_CHX, FINISH_CHY);
int cx = 1;
int cy = 2;
int cx = START_CHX;
int cy = START_CHY;
int dezoom = 2;
int sizeR = 200;
while(!halt) {
@ -155,11 +162,12 @@ int main(int argc, char** argv) {
// just selected speeds
for(int p = 0; p < N_PLAYERS; p++) {
pt proj = project(p, cx, cy, dezoom, sizeR);
double nm = sqrt(proj.ix*1.0*proj.ix + proj.iy*1.0*proj.iy);
drawLineWithThicc(rend, 2,
proj.ix,
proj.ix+(int)(players[p].c->vel.fx/5.0),
proj.ix+(int)(players[p].c->vel.fx/5.0*(nm+PLAYER_R)/nm),
proj.iy,
proj.iy+(int)(players[p].c->vel.fy/5.0),
proj.iy+(int)(players[p].c->vel.fy/5.0*(nm+PLAYER_R)/nm),
players[p].rgb.red, players[p].rgb.green, players[p].rgb.blue, 255
);
}
@ -170,10 +178,21 @@ int main(int argc, char** argv) {
} else {
// no movement
placeRectToRenderer(rend, 0, 0, 50, 50, 255, 32, 32, 192);
updateWins();
parse_all_players(stage, execs);
if(remainingTurns >= 0) {
remainingTurns -= 1;
if(remainingTurns == 0) {
halt = true;
}
}
elapsed = 0.0;
}
if(remainingTurns >= 0) {
draw7SegNumberToRenderer(rend, remainingTurns, WIDTH/2, 30, 25, 25, 3, 255, 32, 32, 255, 0, 0);
} else {
draw7SegNumberToRenderer(rend, currentTurn, WIDTH/2, 30, 25, 25, 3, 255, 255, 255, 255, 0, 0);
}
updateRenderer(rend);
elapsed += DT;
usleep((int)(1000000*DT));
@ -184,6 +203,7 @@ int main(int argc, char** argv) {
free_digits(digits);
free_digits(letters);
free_level(stage);
freePath(pth);
for(int k = 0; k < N_PLAYERS; k++) {
free(execs[k]);
}

2
src/structure.c
View File

@ -14,7 +14,7 @@ const double START_EDGE = 0.05;
const double RESTITUTION_WALL = 0.8;
const double RESTITUTION_PLAYER = 0.8; // keep equal to prevouis constant
const int PLAYER_R = 10;
const int PLAYER_R = 5;
const int MAX_THETA_SPAWN = 80; // degrees
const int BARRIERS = 1;

14
src/structure.h
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@ -57,6 +57,17 @@ typedef struct carData_t {
color rgb;
} carData;
// meta
typedef struct next_t {int dx; int dy;} next;
// path
typedef struct path_t {
int lines;
int cols;
pt start;
next** nxts;
} path;
// ------------------------------------------------------------------------ //
extern imgs* digits; // SDL data
extern imgs* letters; // SDL data
@ -97,6 +108,9 @@ extern const double EPSILON;
extern const double DELTA_V;
extern const double DELTA_THETA;
extern int* winners;
extern int remainingTurns;
// -------------------------------------------------------------------------------- //
void write_output(char* stream, level* lvl, int nPl);