From 4cfd9c6b96035ca7ccf6444e911b2a908d8500eb Mon Sep 17 00:00:00 2001
From: Aleksey Veresov <aleksey@veresov.pro>
Date: Tue, 23 Feb 2021 15:06:18 +0300
Subject: .

---
 src/room.c | 100 ++++++++++++++++++-------------------------------------------
 1 file changed, 29 insertions(+), 71 deletions(-)

(limited to 'src/room.c')

diff --git a/src/room.c b/src/room.c
index 389793c..3d8d6c0 100644
--- a/src/room.c
+++ b/src/room.c
@@ -4,94 +4,52 @@
 #include "texture.h"
 
 
-#define ROOM_W 19
-#define ROOM_H 15
-
-
-static char *readline(FILE *f)
+static SDL_Rect *rect(int x, int y, int w, int h)
 {
-    int len = 0;
-    char *res = malloc(1);
-    int c = fgetc(f);
-    while (c != EOF && c != '\n') {
-        res = realloc(res, len + 2);
-        res[len++] = c;
-        c = fgetc(f);
-    }
-    res[len] = 0;
+    SDL_Rect *res = malloc(sizeof(*res));
+    res->x = x;
+    res->y = y;
+    res->w = w;
+    res->h = h;
     return res;
 }
 
-static char skipspaces(FILE *f)
-{
-    int c = fgetc(f);
-    while (c == ' ' || c == '\n' || c == '\t') c = fgetc(f);
-    return c == EOF ? 0 : c;
-}
-
-tt_room *tt_room_load(int num)
+tt_room *tt_room_load(char c)
 {
     tt_room *res = malloc(sizeof(*res));
-    char path[] = "data/rooms/00";
-    path[11] = '0' + num / 10;
-    path[12] = '0' + num % 10;
+    char path[] = "data/rooms/0";
+    path[11] = c;
     FILE *f = fopen(path, "r");
-    char *type = readline(f);
-    free(type);
     int i, j;
-    for (i = 0; i != ROOM_H; ++i) {
-        for (j = 0; j != ROOM_W; ++j) {
-            char c = skipspaces(f);
-            if (c == '.') {
-                res->tiles[i][j] = &tt_texture_floor;
-                res->bodies[i][j] = 0;
-            } else if (c == '#') {
-                if (i == 0 && j == 0) {
-                    res->tiles[i][j] = &tt_texture_corner_lu;
-                } else if (i == 0 && j == ROOM_W - 1) {
-                    res->tiles[i][j] = &tt_texture_corner_ru;
-                } else if (i == ROOM_H - 1 && j == 0) {
-                    res->tiles[i][j] = &tt_texture_corner_ld;
-                } else if (i == ROOM_H - 1 && j == ROOM_W - 1) {
-                    res->tiles[i][j] = &tt_texture_corner_rd;
-                } else if (i == 0) {
-                    res->tiles[i][j] = &tt_texture_wall_u;
-                } else if (i == ROOM_H - 1) {
-                    res->tiles[i][j] = &tt_texture_wall_d;
-                } else if (j == 0) {
-                    res->tiles[i][j] = &tt_texture_wall_l;
-                } else if (j == ROOM_W - 1) {
-                    res->tiles[i][j] = &tt_texture_wall_r;
-                } else {
-                    fclose(f);
-                    free(res);
-                    return 0;
-                }
-                res->bodies[i][j] = 0;
-/*            } else if (c == '@') {
-                res->tiles[i][j] = tt_tile_floor;
-                res->bodies[i][j] = tt_player_spawn();
-                if (!res->bodies[i][j]) {
-                    flcose(f);
-                    free(res);
-                    return 0;
-                } */
-            } else {
-                fclose(f);
-                free(res);
-                return 0;
-            }
+    for (i = 0; i != TT_ROOM_H; ++i) {
+        for (j = 0; j != TT_ROOM_W; ++j) {
+            int type = fgetc(f);
+            res->tiletypes[i][j] = type;
+            res->bodies[i][j] = 0;
+            int id = fgetc(f);
+            if (id == ' ') id = '0';
+            if (id < '0' || '9' < id) goto error;
+            id = (id - '0') * 16;
+            if (type == '.')      res->tiles[i][j] = rect(id, 16, 16, 16);
+            else if (type == '#') res->tiles[i][j] = rect(id, 0,  16, 16);
+            else goto error;
         }
+        fgetc(f);
     }
+    fclose(f);
     return res;
+error:
+    fclose(f);
+    free(res);
+    return 0;
 }
 
 
 void tt_room_draw(SDL_Renderer *rdr, SDL_Texture *txr, tt_room *room)
 {
     int i, j;
-    for (i = 0; i != ROOM_H; ++i) {
-        for (j = 0; j != ROOM_W; ++j) {
+    for (i = 0; i != TT_ROOM_H; ++i) {
+        for (j = 0; j != TT_ROOM_W; ++j) {
             const SDL_Rect *src = room->tiles[i][j];
             if (src) {
                 SDL_Rect dst = { 30 + 32 * j, 30 + 32 * i, 32, 32 };
-- 
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