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#ifndef INCLUDE_TYPES_C
#define INCLUDE_TYPES_C
#include "all.c"
#define MEM_SIZE (1<<24)
#define GRIDWIDTH 20
#define GRIDHEIGHT 16
#define TICK_LENGTH 200
#define GRID_OFFSET_X 64
#define MAX_PLACEABLE_CELLS 16
typedef struct {
unsigned char r, g, b, a;
} Color;
typedef struct {
char index;
unsigned char opacity;
char padding[2];
} ImageRef;
typedef struct {
int x, y, w, h;
Color fill;
Color border;
ImageRef image;
} DrawElement;
typedef struct {
int len;
DrawElement els[2 * GRIDWIDTH * GRIDHEIGHT * 4];
} DrawList;
typedef struct {
char *start;
char *end;
} Arena;
enum {
EMPTY,
BLACK,
RED,
YELLOW,
RED_UP,
RED_DOWN,
RED_LEFT,
RED_RIGHT,
BLUE,
BLUE_UP,
BLUE_DOWN,
BLUE_LEFT,
BLUE_RIGHT,
N_COLORS,
};
enum {
IMAGE_NULL,
IMAGE_CONTINUE,
IMAGE_EXIT,
IMAGE_PAUSE,
IMAGE_PLAY,
IMAGE_RETRY,
IMAGE_NELSON,
IMAGE_NELSON_LEFT,
IMAGE_NELSON_UP,
IMAGE_NELSON_RIGHT,
IMAGE_NELSON_DOWN,
N_IMAGES,
};
static const char colorImages[N_COLORS] = {
[RED] = IMAGE_NELSON,
[RED_LEFT] = IMAGE_NELSON_LEFT,
[RED_UP] = IMAGE_NELSON_UP,
[RED_RIGHT] = IMAGE_NELSON_RIGHT,
[RED_DOWN] = IMAGE_NELSON_DOWN,
};
enum {
BUTTON_BACK,
BUTTON_RETRY,
BUTTON_PLAY,
BUTTON_CONTINUE,
N_BUTTONS,
};
typedef struct {
int width, height;
int mousex, mousey;
} UI;
typedef enum {
BUTTON_STATE_IDLE,
BUTTON_STATE_HOVERED,
BUTTON_STATE_PRESSED
} ButtonState;
typedef struct {
int x, y, w, h;
} Button;
typedef struct {
int grid[GRIDWIDTH * GRIDHEIGHT];
int goalx, goaly;
int placeableCells[MAX_PLACEABLE_CELLS]; // Color
} Level;
typedef struct {
uint64_t lastTick;
char playing;
int grid[GRIDWIDTH * GRIDHEIGHT];
int goalx, goaly;
ButtonState buttonStates[N_BUTTONS];
int currentLevel;
int placedCells[MAX_PLACEABLE_CELLS]; // indices into Level placeableCells
} State;
// Mirror these in src/index.html.in
enum {
INPUT_NONE,
INPUT_CLICK,
INPUT_RCLICK,
INPUT_PAUSE_PLAY,
INPUT_MOVE,
INPUT_RESTART,
};
typedef struct {
State state;
UI ui;
int input;
} Game;
#define new(a, c, t) ((t *) alloc(a, c, sizeof(t), _Alignof(t)))
#define affirm(c) while (!(c)) *(volatile int *)0 = 0
static void xmemcpy(void *dst, void *src, ptrdiff_t size) {
for (ptrdiff_t i = 0; i < size; i++) {
((char *) dst)[i] = ((char *) src)[i];
}
}
static void *alloc(Arena *a, ptrdiff_t count, ptrdiff_t size, ptrdiff_t align) {
ptrdiff_t pad = -(size_t) a->start & (align - 1);
affirm(count < (a->end - a->start - pad) / size);
char *r = a->start + pad;
a->start += pad + size * count;
for (ptrdiff_t i = 0; i < count * size; i++) {
r[i] = 0;
}
return r;
}
#endif // INCLUDE_TYPES_C
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