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authorP. J. McDermott <pj@pehjota.net>2021-08-08 20:13:39 (EDT)
committer P. J. McDermott <pj@pehjota.net>2021-08-08 20:13:39 (EDT)
commitc80d9c0f34c0f165e77d14b5ef84b6b38dac1abd (patch)
treed76941ffc0ad25fac77e9c146501d5eb5a73af5a
parentda11b8d5afa60cd6f46aa83feafbd720ef8ef923 (diff)
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char/enemy: New character
-rw-r--r--src/char.h3
-rw-r--r--src/char/enemy.c132
-rw-r--r--src/char/local.mk1
-rw-r--r--src/defs.h24
-rw-r--r--src/game.c10
5 files changed, 170 insertions, 0 deletions
diff --git a/src/char.h b/src/char.h
index bf5e85b..42320ee 100644
--- a/src/char.h
+++ b/src/char.h
@@ -28,6 +28,9 @@ struct mf_char;
struct mf_char *
mf_player_new(struct mf_maze *maze, int cell_width);
+struct mf_char *
+mf_enemy_new(struct mf_maze *maze, int cell_width, int maze_size);
+
void
mf_char_get_vector(struct mf_char *c, int *x, int *y, int *travel,
int *dx, int *dy);
diff --git a/src/char/enemy.c b/src/char/enemy.c
new file mode 100644
index 0000000..3907cf6
--- /dev/null
+++ b/src/char/enemy.c
@@ -0,0 +1,132 @@
+/*
+ * Copyright (C) 2021 P. J. McDermott
+ *
+ * This file is part of Maze Fight
+ *
+ * Maze Fight is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Maze Fight is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Maze Fight. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <SDL.h>
+#include <stdlib.h>
+#include "../char.h"
+#include "../defs.h"
+#include "../maze.h"
+#include "char.h"
+
+struct mf_enemy {
+ struct mf_char parent;
+};
+
+static int
+_mf_enemy_update(struct mf_char *c, int stepped)
+{
+ enum _mf_char_dir dirs[4] = {MF_CHAR_DIR_U_, MF_CHAR_DIR_D_,
+ MF_CHAR_DIR_L_, MF_CHAR_DIR_R_};
+ int i;
+ int j;
+ int t;
+ int dx;
+ int dy;
+
+ if (stepped == SDL_FALSE) {
+ return 0;
+ }
+
+ /* Shuffle directions */
+ for (i = 0; i < 4; ++i) {
+ j = rand() / (RAND_MAX / (i+1));
+ t = dirs[i];
+ dirs[i] = dirs[j];
+ dirs[j] = t;
+ }
+ for (i = 0; i < 3; ++i) {
+ if (dirs[i] == c->cur_dir) {
+ t = dirs[i];
+ dirs[i] = dirs[3];
+ dirs[3] = t;
+ }
+ }
+
+ for (i = 0; i < 4; ++i) {
+ switch (dirs[i]) {
+ case MF_CHAR_DIR_U_: dx = 0; dy = -1; break;
+ case MF_CHAR_DIR_D_: dx = 0; dy = 1; break;
+ case MF_CHAR_DIR_L_: dx = -1; dy = 0; break;
+ case MF_CHAR_DIR_R_: dx = 1; dy = 0; break;
+ default: dx = 0; dy = 0; break;
+ }
+ if (!mf_maze_is_wall(c->maze, c->cur_x, c->cur_y, dx, dy)) {
+ /* Move */
+ c->new_dir = dirs[i];
+ }
+ }
+
+ return 0;
+}
+
+static int
+_mf_enemy_render(struct mf_char *c __attribute__((__unused__)),
+ SDL_Renderer *renderer __attribute__((__unused__)))
+{
+ return 0;
+}
+
+static void
+_mf_enemy_destroy(struct mf_char *c __attribute__((__unused__)))
+{
+}
+
+struct mf_char *
+mf_enemy_new(struct mf_maze *maze, int cell_width, int maze_size)
+{
+ struct mf_char *c;
+ struct mf_enemy *p __attribute__((__unused__));
+
+ mf_char_init(c, p, enemy);
+
+ c->maze = maze;
+ c->cell_width = cell_width;
+ c->speed = MF_ENEMY_SPEED;
+ c->new_dir = MF_CHAR_DIR_N_;
+ c->turning = 0;
+ c->turn_time = MF_ENEMY_TURN_TIME;
+ c->cur_x = 0;
+ c->cur_y = 0;
+ c->travel = 0;
+ c->padding = MF_ENEMY_P;
+ c->smile_y = MF_ENEMY_SMILE_Y;
+ c->smile_r = MF_ENEMY_SMILE_R;
+ c->eye_x = MF_ENEMY_EYE_X;
+ c->eye_y = MF_ENEMY_EYE_Y;
+ c->eye_r = MF_ENEMY_EYE_R;
+
+ c->head_color.r = MF_COLOR_ELYR_R, c->head_color.g = MF_COLOR_ELYR_G;
+ c->head_color.b = MF_COLOR_ELYR_B, c->head_color.a = MF_COLOR_ELYR_A;
+ c->smil_color.r = MF_COLOR_ESML_R, c->smil_color.g = MF_COLOR_ESML_G;
+ c->smil_color.b = MF_COLOR_ESML_B, c->smil_color.a = MF_COLOR_ESML_A;
+ c->eyes_color.r = MF_COLOR_EEYE_R, c->eyes_color.g = MF_COLOR_EEYE_G;
+ c->eyes_color.b = MF_COLOR_EEYE_B, c->eyes_color.a = MF_COLOR_EEYE_A;
+
+ while (c->cur_x < maze_size * MF_ENEMY_MIN_DIST ||
+ c->cur_y < maze_size * MF_ENEMY_MIN_DIST) {
+ c->cur_x = rand() / (RAND_MAX / maze_size);
+ c->cur_y = rand() / (RAND_MAX / maze_size);
+ }
+
+ c->cur_dir = MF_CHAR_DIR_N_;
+ _mf_enemy_update(c, SDL_TRUE);
+ c->cur_dir = c->new_dir;
+
+ return c;
+}
diff --git a/src/char/local.mk b/src/char/local.mk
index 92134a8..a93e5f1 100644
--- a/src/char/local.mk
+++ b/src/char/local.mk
@@ -1,4 +1,5 @@
mazefight_SOURCES += \
%reldir%/char.c \
%reldir%/char.h \
+ %reldir%/enemy.c \
%reldir%/player.c
diff --git a/src/defs.h b/src/defs.h
index 51d76f3..47559c1 100644
--- a/src/defs.h
+++ b/src/defs.h
@@ -42,6 +42,7 @@
#define MF_TITLE_FONT_S 48 /* Title font size */
#define MF_TEXT_FONT_S 16 /* Regular text font size */
+/* Player dimensions */
#define MF_PLAYER_SPEED 2
#define MF_PLAYER_TURN_TIME 15
#define MF_PLAYER_P 2
@@ -51,6 +52,17 @@
#define MF_PLAYER_EYE_Y 0.375
#define MF_PLAYER_EYE_R 0.125
+/* Enemy dimensions */
+#define MF_ENEMY_SPEED 2
+#define MF_ENEMY_TURN_TIME 15
+#define MF_ENEMY_P 2
+#define MF_ENEMY_SMILE_Y 0.25
+#define MF_ENEMY_SMILE_R 0.5
+#define MF_ENEMY_EYE_X 0.5
+#define MF_ENEMY_EYE_Y 0.375
+#define MF_ENEMY_EYE_R 0.125
+#define MF_ENEMY_MIN_DIST 0.5
+
/* Colors */
#define MF_COLOR_BACK_R 0xAF /* Background color */
#define MF_COLOR_BACK_G 0xAF
@@ -96,5 +108,17 @@
#define MF_COLOR_PEYE_G 0xDF
#define MF_COLOR_PEYE_B 0xDF
#define MF_COLOR_PEYE_A 0xFF
+#define MF_COLOR_ELYR_R 0xAF /* Enemy color */
+#define MF_COLOR_ELYR_G 0x00
+#define MF_COLOR_ELYR_B 0x00
+#define MF_COLOR_ELYR_A 0xFF
+#define MF_COLOR_ESML_R 0xDF /* Enemy smile color */
+#define MF_COLOR_ESML_G 0xDF
+#define MF_COLOR_ESML_B 0xDF
+#define MF_COLOR_ESML_A 0xFF
+#define MF_COLOR_EEYE_R 0xDF /* Enemy eye color */
+#define MF_COLOR_EEYE_G 0xDF
+#define MF_COLOR_EEYE_B 0xDF
+#define MF_COLOR_EEYE_A 0xFF
#endif /* MF_DEFS_H_ */
diff --git a/src/game.c b/src/game.c
index 8fb6637..549088c 100644
--- a/src/game.c
+++ b/src/game.c
@@ -144,6 +144,7 @@ mf_game(long seed, int size, int fow, int reveal, SDL_Renderer *renderer)
{
struct mf_maze *maze = NULL;
struct mf_char *player = NULL;
+ struct mf_char *enemy = NULL;
SDL_Color maze_color;
char *font_path = NULL;
TTF_Font *text_font = NULL;
@@ -173,6 +174,10 @@ mf_game(long seed, int size, int fow, int reveal, SDL_Renderer *renderer)
if (player == NULL) {
goto err;
}
+ enemy = mf_enemy_new(maze, MF_WINDOW_H / size, size);
+ if (enemy == NULL) {
+ goto err;
+ }
font_path = mf_strcat(mf_get_fonts_dir(), "/FifteenTwenty-Regular.ttf");
text_font = TTF_OpenFont(font_path, MF_TEXT_FONT_S);
@@ -229,6 +234,7 @@ mf_game(long seed, int size, int fow, int reveal, SDL_Renderer *renderer)
}
if (won == SDL_FALSE) {
mf_char_update(player);
+ mf_char_update(enemy);
mf_char_get_vector(player, &game.player_cx,
&game.player_cy, &game.player_travel,
&game.player_dx, &game.player_dy);
@@ -246,6 +252,7 @@ mf_game(long seed, int size, int fow, int reveal, SDL_Renderer *renderer)
MF_COLOR_BACK_B, MF_COLOR_BACK_A);
SDL_RenderClear(renderer);
mf_char_render(player, renderer);
+ mf_char_render(enemy, renderer);
if (fow == SDL_TRUE && _mf_game_fow(renderer, &game, maze,
MF_WINDOW_H / size) < 0) {
goto err;
@@ -284,6 +291,7 @@ mf_game(long seed, int size, int fow, int reveal, SDL_Renderer *renderer)
text_font = NULL;
mf_maze_destroy(&maze);
mf_char_destroy(&player);
+ mf_char_destroy(&enemy);
return 0;
quit:
@@ -292,6 +300,7 @@ mf_game(long seed, int size, int fow, int reveal, SDL_Renderer *renderer)
text_font = NULL;
mf_maze_destroy(&maze);
mf_char_destroy(&player);
+ mf_char_destroy(&enemy);
return 1;
err:
@@ -304,5 +313,6 @@ mf_game(long seed, int size, int fow, int reveal, SDL_Renderer *renderer)
mftk_window_destroy(&win);
mf_maze_destroy(&maze);
mf_char_destroy(&player);
+ mf_char_destroy(&enemy);
return -1;
}