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-rw-r--r--src/player.c407
1 files changed, 0 insertions, 407 deletions
diff --git a/src/player.c b/src/player.c
deleted file mode 100644
index a6bab2e..0000000
--- a/src/player.c
+++ /dev/null
@@ -1,407 +0,0 @@
-/*
- * 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 <errno.h>
-#include <stdlib.h>
-#include <string.h>
-#include "defs.h"
-#include "maze.h"
-#include "player.h"
-
-enum _mf_player_dir {
- MF_PLAYER_DIR_N_,
- MF_PLAYER_DIR_U_,
- MF_PLAYER_DIR_D_,
- MF_PLAYER_DIR_L_,
- MF_PLAYER_DIR_R_
-};
-
-struct mf_player {
- struct mf_maze *maze;
- int cell_width;
- int speed;
- enum _mf_player_dir cur_dir;
- enum _mf_player_dir new_dir;
- enum _mf_player_dir old_dir;
- int turning;
- int cur_x;
- int cur_y;
- int new_x;
- int new_y;
- int travel;
-};
-
-struct mf_player *
-mf_player_new(struct mf_maze *maze, int cell_width)
-{
- struct mf_player *p;
-
- p = calloc(1, sizeof(*p));
- if (p == NULL) {
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
- "Couldn't create player: %s",
- strerror(errno));
- return NULL;
- }
-
- p->maze = maze;
- p->cell_width = cell_width;
- p->speed = MF_PLAYER_SPEED;
- p->new_dir = MF_PLAYER_DIR_N_;
- p->turning = 0;
- p->cur_x = 0;
- p->cur_y = 0;
- p->travel = 0;
-
- if (mf_maze_is_wall(maze, 0, 0, 1, 0)) {
- p->old_dir = p->cur_dir = MF_PLAYER_DIR_D_;
- } else {
- p->old_dir = p->cur_dir = MF_PLAYER_DIR_R_;
- }
-
- return p;
-}
-
-void
-mf_player_get_vector(struct mf_player *p, int *x, int *y, int *travel,
- int *dx, int *dy)
-{
- *x = p->cur_x;
- *y = p->cur_y;
- *travel = p->travel;
- switch (p->cur_dir) {
- case MF_PLAYER_DIR_U_: *dx = 0; *dy = -1; break;
- case MF_PLAYER_DIR_D_: *dx = 0; *dy = 1; break;
- case MF_PLAYER_DIR_L_: *dx = -1; *dy = 0; break;
- case MF_PLAYER_DIR_R_: *dx = 1; *dy = 0; break;
- default: *dx = 0; *dy = 0; break;
- }
-}
-
-void
-mf_player_key_event(struct mf_player *p, SDL_Event *e)
-{
- switch (e->type) {
- case SDL_KEYDOWN:
- switch (e->key.keysym.sym) {
- case SDLK_UP:
- p->new_dir = MF_PLAYER_DIR_U_;
- break;
- case SDLK_DOWN:
- p->new_dir = MF_PLAYER_DIR_D_;
- break;
- case SDLK_LEFT:
- p->new_dir = MF_PLAYER_DIR_L_;
- break;
- case SDLK_RIGHT:
- p->new_dir = MF_PLAYER_DIR_R_;
- break;
- default:
- break;
- }
- default:
- break;
- }
-}
-
-int
-mf_player_update(struct mf_player *p)
-{
- int dx;
- int dy;
- int x;
- int y;
-
- if (p->travel > 0) {
- /* Currently moving */
- p->travel += p->speed;
- if (p->travel >= p->cell_width) {
- /* Reached next cell */
- p->cur_x = p->new_x;
- p->cur_y = p->new_y;
- if (p->cur_dir == p->new_dir) {
- /* Want to continue straight */
- p->travel -= p->cell_width;
- } else {
- /* Want to stop or turn */
- p->travel = 0;
- }
- } else {
- /* Farther to go */
- goto end;
- }
- }
- if (p->new_dir != MF_PLAYER_DIR_N_ && p->cur_dir != p->new_dir) {
- /* Want to turn */
- p->old_dir = p->cur_dir;
- p->cur_dir = p->new_dir;
- p->new_dir = MF_PLAYER_DIR_N_;
- p->turning = MF_PLAYER_TURN_TIME + 1;
- }
- if (p->turning > 0) {
- /* Turning */
- --p->turning;
- }
- if (p->turning == 0) {
- /* Done turning */
- if (p->new_dir != MF_PLAYER_DIR_N_) {
- /* Want to move */
- switch (p->new_dir) {
- case MF_PLAYER_DIR_U_: dx = 0; dy = -1; break;
- case MF_PLAYER_DIR_D_: dx = 0; dy = 1; break;
- case MF_PLAYER_DIR_L_: dx = -1; dy = 0; break;
- case MF_PLAYER_DIR_R_: dx = 1; dy = 0; break;
- default: dx = 0; dy = 0; break;
- }
- p->new_dir = MF_PLAYER_DIR_N_;
- if (mf_maze_is_wall(p->maze, p->cur_x, p->cur_y,
- dx, dy)) {
- goto end;
- }
- p->new_x = p->cur_x + dx;
- p->new_y = p->cur_y + dy;
- p->travel += p->speed;
- }
- }
-
- end:
- switch (p->cur_dir) {
- case MF_PLAYER_DIR_U_: dx = 0; dy = -1; break;
- case MF_PLAYER_DIR_D_: dx = 0; dy = 1; break;
- case MF_PLAYER_DIR_L_: dx = -1; dy = 0; break;
- case MF_PLAYER_DIR_R_: dx = 1; dy = 0; break;
- default: dx = 0; dy = 0; break;
- }
- x = p->cur_x - dx, y = p->cur_y - dy;
- do {
- x += dx, y += dy;
- mf_maze_reveal_wall(p->maze, x, y, -1, 0);
- mf_maze_reveal_wall(p->maze, x, y, 1, 0);
- mf_maze_reveal_wall(p->maze, x, y, 0, -1);
- mf_maze_reveal_wall(p->maze, x, y, 0, 1);
- } while (!mf_maze_is_wall(p->maze, x, y, dx, dy));
-
- return 0;
-}
-
-int
-mf_player_render(struct mf_player *p, SDL_Renderer *renderer)
-{
- int e = 0;
- int cx;
- int cy;
- double fx;
- double ofx;
- int r;
- int x;
- int y;
- int i;
- int oy;
- int fr;
- int hy;
- int ox;
-
- cx = p->cur_x * p->cell_width + p->cell_width / 2;
- cy = p->cur_y * p->cell_width + p->cell_width / 2;
- switch (p->cur_dir) {
- case MF_PLAYER_DIR_U_:
- cy -= p->travel;
- if (p->old_dir == MF_PLAYER_DIR_L_) {
- fx = -2.0;
- } else {
- fx = 2.0;
- }
- break;
- case MF_PLAYER_DIR_D_: cy += p->travel; fx = 0.0; break;
- case MF_PLAYER_DIR_L_: cx -= p->travel; fx = -1.0; break;
- case MF_PLAYER_DIR_R_: cx += p->travel; fx = 1.0; break;
- default: fx = 0; break;
- }
- switch (p->old_dir) {
- case MF_PLAYER_DIR_U_:
- if (p->cur_dir == MF_PLAYER_DIR_L_) {
- ofx = -2.0;
- } else {
- ofx = 2.0;
- }
- break;
- case MF_PLAYER_DIR_D_: ofx = 0.0; break;
- case MF_PLAYER_DIR_L_: ofx = -1.0; break;
- case MF_PLAYER_DIR_R_: ofx = 1.0; break;
- default: ofx = 0.0; break;
- }
- r = p->cell_width / 2 - MF_PLAYER_P;
- fx = ofx + (fx - ofx) * (MF_PLAYER_TURN_TIME - p->turning) /
- MF_PLAYER_TURN_TIME;
- fx *= r;
-
- /*
- * Head
- */
-
- if (SDL_SetRenderDrawColor(renderer,
- MF_COLOR_PLYR_R, MF_COLOR_PLYR_G,
- MF_COLOR_PLYR_B, MF_COLOR_PLYR_A) < 0) {
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
- "Couldn't render player: %s",
- SDL_GetError());
- e = -1;
- }
-
-#define _mf_player_px(X, Y) \
- do { \
- if (SDL_RenderDrawPoint(renderer, cx + X, cy + Y) < 0) { \
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, \
- "Couldn't render widget: %s", \
- SDL_GetError()); \
- e = -1; \
- } \
- } while (0)
-
- /* TODO: This is one pixel larger than it should be. */
- for (x = 0, y = r; y > x; ++x) {
- y = round(sqrt((r-0.5)*(r-0.5) - (x-0.5)*(x-0.5)) + 0.5);
- for (i = 0; i <= y; ++i) _mf_player_px( x, i);
- for (i = 0; i >= 0-y; --i) _mf_player_px( x, i);
- for (i = 0; i <= y; ++i) _mf_player_px(0-x, i);
- for (i = 0; i >= 0-y; --i) _mf_player_px(0-x, i);
- for (i = 0; i <= y; ++i) _mf_player_px( i, x);
- for (i = 0; i <= y; ++i) _mf_player_px( i, 0-x);
- for (i = 0; i >= 0-y; --i) _mf_player_px( i, x);
- for (i = 0; i >= 0-y; --i) _mf_player_px( i, 0-x);
- }
-
-#undef _mf_player_px
-
- /*
- * Smile
- */
-
- if (SDL_SetRenderDrawColor(renderer,
- MF_COLOR_PSML_R, MF_COLOR_PSML_G,
- MF_COLOR_PSML_B, MF_COLOR_PSML_A) < 0) {
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
- "Couldn't render player: %s",
- SDL_GetError());
- e = -1;
- }
-
- oy = r * MF_PLAYER_SMILE_Y;
- fr = r * MF_PLAYER_SMILE_R;
-
-#define _mf_player_px(X, Y) \
- do { \
- hy = round(sqrt((r-0.5)*(r-0.5) - \
- (X+fx-0.5)*(X+fx-0.5)) + 0.5); \
- if (Y + oy < 0-hy || Y + oy > hy) continue; \
- if (SDL_RenderDrawPoint(renderer, cx + fx + X, cy + oy + Y) \
- < 0) { \
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, \
- "Couldn't render widget: %s", \
- SDL_GetError()); \
- e = -1; \
- } \
- } while (0)
-
- for (x = 0, y = fr; y > x; ++x) {
- y = round(sqrt((fr-0.5)*(fr-0.5) - (x-0.5)*(x-0.5)) + 0.5);
- for (i = 0; i <= y; ++i) _mf_player_px( x, i);
- for (i = 0; i <= y; ++i) _mf_player_px(0-x, i);
- for (i = 0; i <= y; ++i) _mf_player_px( i, x);
- for (i = 0; i >= 0-y; --i) _mf_player_px( i, x);
- }
-
-#undef _mf_player_px
-
- /*
- * Eyes
- */
-
- if (SDL_SetRenderDrawColor(renderer,
- MF_COLOR_PEYE_R, MF_COLOR_PEYE_G,
- MF_COLOR_PEYE_B, MF_COLOR_PEYE_A) < 0) {
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
- "Couldn't render player: %s",
- SDL_GetError());
- e = -1;
- }
-
- ox = r * MF_PLAYER_EYE_X;
- oy = r * MF_PLAYER_EYE_Y;
- fr = r * MF_PLAYER_EYE_R;
-
-#define _mf_player_px(X, Y) \
- do { \
- hy = round(sqrt((r-0.5)*(r-0.5) - \
- (X+fx-ox-0.5)*(X+fx-ox-0.5)) + 0.5); \
- if (Y - oy >= 0-hy && Y - oy <= hy) { \
- if (SDL_RenderDrawPoint(renderer, \
- cx + fx - ox + X, cy - oy + Y) \
- < 0) { \
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, \
- "Couldn't render widget: %s", \
- SDL_GetError()); \
- e = -1; \
- } \
- } \
- hy = round(sqrt((r-0.5)*(r-0.5) - \
- (X+fx+ox-0.5)*(X+fx+ox-0.5)) + 0.5); \
- if (Y - oy >= 0-hy && Y - oy <= hy) { \
- if (SDL_RenderDrawPoint(renderer, \
- cx + fx + ox + X, cy - oy + Y) \
- < 0) { \
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, \
- "Couldn't render widget: %s", \
- SDL_GetError()); \
- e = -1; \
- } \
- } \
- } while (0)
-
- for (x = 0, y = fr; y > x; ++x) {
- y = round(sqrt((fr-0.5)*(fr-0.5) - (x-0.5)*(x-0.5)) + 0.5);
- for (i = 0; i <= y; ++i) _mf_player_px( x, i);
- for (i = 0; i >= 0-y; --i) _mf_player_px( x, i);
- for (i = 0; i <= y; ++i) _mf_player_px(0-x, i);
- for (i = 0; i >= 0-y; --i) _mf_player_px(0-x, i);
- for (i = 0; i <= y; ++i) _mf_player_px( i, x);
- for (i = 0; i <= y; ++i) _mf_player_px( i, 0-x);
- for (i = 0; i >= 0-y; --i) _mf_player_px( i, x);
- for (i = 0; i >= 0-y; --i) _mf_player_px( i, 0-x);
- }
-
-#undef _mf_player_px
-
- return e;
-}
-
-void
-mf_player_destroy(struct mf_player **p_p)
-{
- struct mf_player *p;
-
- if (p_p == NULL || *p_p == NULL) {
- return;
- }
- p = *p_p;
-
- free(p);
- p = NULL;
-}
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