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#include "game.h"
#include <SDL2/SDL.h>
#include "globals.h"
int magic = 0;
static int ticks;
static void step(int d)
{
int xw = ttplayer.xwalk * 137;
int yw = ttplayer.ywalk * 137;
if (xw || yw) {
ttplayer.rem += d;
}
if (xw && yw) {
ttplayer.xrem += (double)(xw * d) / sqrt(2);
ttplayer.yrem += (double)(yw * d) / sqrt(2);
} else if (xw || yw) {
ttplayer.xrem += xw * d;
ttplayer.yrem += yw * d;
}
int x = ttplayer.x;
int y = ttplayer.y;
ttplayer.x += ttplayer.xrem / 1000;
ttplayer.y += ttplayer.yrem / 1000;
ttplayer.xrem = ttplayer.xrem % 1000;
ttplayer.yrem = ttplayer.yrem % 1000;
{
SDL_Rect box = { ttplayer.x, ttplayer.y, 32, 32 };
int out = tt_room_out(ttplayer.room, &box);
if (out) ttplayer.room = ttplayer.room->neighbours[out - 1];
if (out == 1) ttplayer.y = TT_ROOM_H * 32 - 32;
else if (out == 2) ttplayer.x = 0;
else if (out == 3) ttplayer.y = 0;
else if (out == 4) ttplayer.x = TT_ROOM_W * 32 - 32;
}
{
SDL_Rect box = { ttplayer.x, ttplayer.y, 32, 32 };
if (tt_room_collide(ttplayer.room, &box)) {
ttplayer.x = x;
ttplayer.y = y;
}
}
tt_body_move(d);
{
int i;
SDL_Rect box = { ttplayer.x, ttplayer.y, 32, 32 };
for (i = 0; i != ttplayer.room->bodies_count; ++i) {
tt_body *b = ttplayer.room->bodies + i;
SDL_Rect body = { 4 + b->x, 4 + b->y, 24, 24 };
if (SDL_HasIntersection(&body, &box)) b->collision_act(b);
}
}
}
void gotofirstroom()
{
ttplayer.room = ttmap + '0';
magic = 0;
ticks = SDL_GetTicks();
}
void tt_mainloop()
{
int keyw, keys, keya, keyd, arru, arrr, arrd, arrl;
keyw = keya = keys = keyd = arru = arrr = arrd = arrl = 0;
ticks = SDL_GetTicks();
int q = 0;
while (!q) {
SDL_Event e;
while (SDL_PollEvent(&e)) {
if (e.type == SDL_QUIT) q = 1;
else if (e.type == SDL_KEYDOWN) {
int code = e.key.keysym.scancode;
if (code == SDL_SCANCODE_W) keyw = 1;
else if (code == SDL_SCANCODE_S) keys = 1;
else if (code == SDL_SCANCODE_A) keya = 1;
else if (code == SDL_SCANCODE_D) keyd = 1;
else if (code == SDL_SCANCODE_UP) arru = 1;
else if (code == SDL_SCANCODE_RIGHT) arrr = 1;
else if (code == SDL_SCANCODE_DOWN) arrd = 1;
else if (code == SDL_SCANCODE_LEFT) arrl = 1;
} else if (e.type == SDL_KEYUP) {
int code = e.key.keysym.scancode;
if (code == SDL_SCANCODE_W) keyw = 0;
else if (code == SDL_SCANCODE_S) keys = 0;
else if (code == SDL_SCANCODE_A) keya = 0;
else if (code == SDL_SCANCODE_D) keyd = 0;
else if (code == SDL_SCANCODE_UP) arru = 0;
else if (code == SDL_SCANCODE_RIGHT) arrr = 0;
else if (code == SDL_SCANCODE_DOWN) arrd = 0;
else if (code == SDL_SCANCODE_LEFT) arrl = 0;
}
}
ttplayer.ywalk = (keys | arrd) - (keyw | arru);
ttplayer.xwalk = (keyd | arrr) - (keya | arrl);
int newticks = SDL_GetTicks();
step(newticks - ticks);
ticks = newticks;
SDL_RenderClear(ttrdr);
tt_player_draw();
SDL_RenderPresent(ttrdr);
if (magic == tt_gotofirstroom) {
gotofirstroom();
}
}
}
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