You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
340 lines
14 KiB
340 lines
14 KiB
#include "gbuffer.h"
|
|
#include "mark.h"
|
|
#include "sim.h"
|
|
|
|
//////// Utilities
|
|
|
|
static Glyph const indexed_glyphs[] = {
|
|
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd',
|
|
'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r',
|
|
's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '.', '*', ':', ';', '#',
|
|
};
|
|
|
|
enum { Glyphs_array_num = sizeof indexed_glyphs };
|
|
|
|
static inline Glyph glyph_lowered(Glyph c) {
|
|
return (c >= 'A' && c <= 'Z') ? (char)(c - ('a' - 'A')) : c;
|
|
}
|
|
|
|
// Always returns 0 through (sizeof indexed_glyphs) - 1, and works on
|
|
// capitalized glyphs as well. The index of the lower-cased glyph is returned
|
|
// if the glyph is capitalized.
|
|
static inline Usz semantic_index_of_glyph(Glyph c) {
|
|
Glyph c0 = glyph_lowered(c);
|
|
if (c0 == '.')
|
|
return 0;
|
|
for (Usz i = 0; i < Glyphs_array_num; ++i) {
|
|
if (indexed_glyphs[i] == c0)
|
|
return i;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static inline Glyph glyphs_add(Glyph a, Glyph b) {
|
|
Usz ia = semantic_index_of_glyph(a);
|
|
Usz ib = semantic_index_of_glyph(b);
|
|
return indexed_glyphs[(ia + ib) % Glyphs_array_num];
|
|
}
|
|
|
|
static inline Glyph glyphs_mod(Glyph a, Glyph b) {
|
|
Usz ia = semantic_index_of_glyph(a);
|
|
Usz ib = semantic_index_of_glyph(b);
|
|
return indexed_glyphs[ib == 0 ? 0 : (ia % ib)];
|
|
}
|
|
|
|
static inline bool oper_has_neighboring_bang(Gbuffer gbuf, Usz h, Usz w, Usz y,
|
|
Usz x) {
|
|
return gbuffer_peek_relative(gbuf, h, w, y, x, 0, 1) == '*' ||
|
|
gbuffer_peek_relative(gbuf, h, w, y, x, 0, -1) == '*' ||
|
|
gbuffer_peek_relative(gbuf, h, w, y, x, 1, 0) == '*' ||
|
|
gbuffer_peek_relative(gbuf, h, w, y, x, -1, 0) == '*';
|
|
}
|
|
|
|
static inline void oper_move_relative_or_explode(Gbuffer gbuf, Mbuffer mbuf,
|
|
Usz height, Usz width,
|
|
Glyph moved, Usz y, Usz x,
|
|
Isz delta_y, Isz delta_x) {
|
|
Isz y0 = (Isz)y + delta_y;
|
|
Isz x0 = (Isz)x + delta_x;
|
|
if (y0 >= (Isz)height || x0 >= (Isz)width || y0 < 0 || x0 < 0) {
|
|
gbuf[y * width + x] = '*';
|
|
return;
|
|
}
|
|
Glyph* at_dest = gbuf + (Usz)y0 * width + (Usz)x0;
|
|
if (*at_dest != '.') {
|
|
gbuf[y * width + x] = '*';
|
|
mbuffer_poke_flags_or(mbuf, height, width, y, x, Mark_flag_sleep);
|
|
return;
|
|
}
|
|
*at_dest = moved;
|
|
mbuffer_poke_flags_or(mbuf, height, width, (Usz)y0, (Usz)x0, Mark_flag_sleep);
|
|
gbuf[y * width + x] = '.';
|
|
}
|
|
|
|
#define ORCA_EXPAND_SOLO_OPER_CHARS(_oper_char, _oper_name) \
|
|
Orca_oper_char_##_oper_name = _oper_char,
|
|
#define ORCA_EXPAND_DUAL_OPER_CHARS(_upper_oper_char, _lower_oper_char, \
|
|
_oper_name) \
|
|
Orca_oper_upper_char_##_oper_name = _upper_oper_char, \
|
|
Orca_oper_lower_char_##_oper_name = _lower_oper_char,
|
|
#define ORCA_DEFINE_OPER_CHARS(_solo_defs, _dual_defs) \
|
|
enum Orca_oper_chars { \
|
|
_solo_defs(ORCA_EXPAND_SOLO_OPER_CHARS) \
|
|
_dual_defs(ORCA_EXPAND_DUAL_OPER_CHARS) \
|
|
};
|
|
#define ORCA_DECLARE_OPERATORS(_solo_defs, _dual_defs) \
|
|
ORCA_DEFINE_OPER_CHARS(_solo_defs, _dual_defs)
|
|
|
|
#define OPER_IGNORE_COMMON_ARGS() \
|
|
(void)gbuffer; \
|
|
(void)mbuffer; \
|
|
(void)height; \
|
|
(void)width; \
|
|
(void)y; \
|
|
(void)x;
|
|
|
|
#define BEGIN_SOLO_PHASE_0(_oper_name) \
|
|
static inline void oper_phase0_##_oper_name( \
|
|
Gbuffer const gbuffer, Mbuffer const mbuffer, Usz const height, \
|
|
Usz const width, Usz const y, Usz const x, U8 const cell_flags) { \
|
|
OPER_IGNORE_COMMON_ARGS() \
|
|
(void)cell_flags; \
|
|
enum { This_oper_char = Orca_oper_char_##_oper_name };
|
|
#define BEGIN_SOLO_PHASE_1(_oper_name) \
|
|
static inline void oper_phase1_##_oper_name( \
|
|
Gbuffer const gbuffer, Mbuffer const mbuffer, Usz const height, \
|
|
Usz const width, Usz const y, Usz const x) { \
|
|
OPER_IGNORE_COMMON_ARGS() \
|
|
enum { This_oper_char = Orca_oper_char_##_oper_name };
|
|
#define BEGIN_DUAL_PHASE_0(_oper_name) \
|
|
static inline void oper_phase0_##_oper_name( \
|
|
Gbuffer const gbuffer, Mbuffer const mbuffer, Usz const height, \
|
|
Usz const width, Usz const y, Usz const x, U8 const cell_flags, \
|
|
Glyph const This_oper_char) { \
|
|
OPER_IGNORE_COMMON_ARGS() \
|
|
(void)cell_flags; \
|
|
bool const Dual_is_uppercase = \
|
|
Orca_oper_upper_char_##_oper_name == This_oper_char; \
|
|
(void)Dual_is_uppercase;
|
|
#define BEGIN_DUAL_PHASE_1(_oper_name) \
|
|
static inline void oper_phase1_##_oper_name( \
|
|
Gbuffer const gbuffer, Mbuffer const mbuffer, Usz const height, \
|
|
Usz const width, Usz const y, Usz const x, Glyph const This_oper_char) { \
|
|
OPER_IGNORE_COMMON_ARGS() \
|
|
bool const Dual_is_uppercase = \
|
|
Orca_oper_upper_char_##_oper_name == This_oper_char; \
|
|
(void)Dual_is_uppercase;
|
|
|
|
#define END_PHASE }
|
|
|
|
#define INDEX(_glyph) semantic_index_of_glyph(_glyph)
|
|
#define GLYPH(_index) indexed_glyphs[_index]
|
|
#define PEEK(_delta_y, _delta_x) \
|
|
gbuffer_peek_relative(gbuffer, height, width, y, x, _delta_y, _delta_x)
|
|
#define POKE(_delta_y, _delta_x, _glyph) \
|
|
gbuffer_poke_relative(gbuffer, height, width, y, x, _delta_y, _delta_x, \
|
|
_glyph)
|
|
#define BECOME(_glyph) gbuffer_poke(gbuffer, height, width, y, x, _glyph)
|
|
|
|
#define LOCKING Mark_flag_lock
|
|
#define NONLOCKING Mark_flag_none
|
|
#define HASTE Mark_flag_haste_input
|
|
|
|
#define REALIZE_DUAL \
|
|
bool const Dual_is_active = \
|
|
Dual_is_uppercase | \
|
|
oper_has_neighboring_bang(gbuffer, height, width, y, x);
|
|
|
|
#define BEGIN_DUAL_PORTS \
|
|
{ \
|
|
bool const Oper_ports_enabled = Dual_is_active;
|
|
|
|
#define STOP_IF_DUAL_INACTIVE \
|
|
if (!Dual_is_active) \
|
|
return
|
|
|
|
#define I_PORT(_delta_y, _delta_x, _flags) \
|
|
mbuffer_poke_relative_flags_or( \
|
|
mbuffer, height, width, y, x, _delta_y, _delta_x, \
|
|
Mark_flag_input | ((_flags)&Mark_flag_haste_input) | \
|
|
(Oper_ports_enabled && \
|
|
(cell_flags & (Mark_flag_lock | Mark_flag_sleep)) \
|
|
? Mark_flag_none \
|
|
: (_flags)))
|
|
#define O_PORT(_delta_y, _delta_x, _flags) \
|
|
mbuffer_poke_relative_flags_or( \
|
|
mbuffer, height, width, y, x, _delta_y, _delta_x, \
|
|
Mark_flag_input | ((_flags)&Mark_flag_haste_input) | \
|
|
(Oper_ports_enabled && \
|
|
(cell_flags & (Mark_flag_lock | Mark_flag_sleep)) \
|
|
? Mark_flag_none \
|
|
: (_flags)))
|
|
#define END_PORTS }
|
|
|
|
#define BEGIN_HASTE if (!(cell_flags & (Mark_flag_lock | Mark_flag_sleep))) {
|
|
#define END_HASTE }
|
|
|
|
#define OPER_MOVE_OR_EXPLODE(_delta_y, _delta_x) \
|
|
oper_move_relative_or_explode(gbuffer, mbuffer, height, width, \
|
|
This_oper_char, y, x, _delta_y, _delta_x)
|
|
|
|
#define MOVING_OPERATOR(_oper_name, _delta_y, _delta_x) \
|
|
BEGIN_DUAL_PHASE_0(_oper_name) \
|
|
BEGIN_HASTE \
|
|
REALIZE_DUAL; \
|
|
STOP_IF_DUAL_INACTIVE; \
|
|
OPER_MOVE_OR_EXPLODE(_delta_y, _delta_x); \
|
|
END_HASTE \
|
|
END_PHASE \
|
|
BEGIN_DUAL_PHASE_1(_oper_name) \
|
|
END_PHASE
|
|
|
|
//////// Operators
|
|
|
|
#define ORCA_SOLO_OPERATORS(_) _('*', bang)
|
|
|
|
#define ORCA_DUAL_OPERATORS(_) \
|
|
_('N', 'n', north) \
|
|
_('E', 'e', east) \
|
|
_('S', 's', south) \
|
|
_('W', 'w', west) \
|
|
_('A', 'a', add) \
|
|
_('M', 'm', modulo) \
|
|
_('I', 'i', increment)
|
|
|
|
ORCA_DECLARE_OPERATORS(ORCA_SOLO_OPERATORS, ORCA_DUAL_OPERATORS)
|
|
|
|
MOVING_OPERATOR(north, -1, 0)
|
|
MOVING_OPERATOR(east, 0, 1)
|
|
MOVING_OPERATOR(south, 1, 0)
|
|
MOVING_OPERATOR(west, 0, -1)
|
|
|
|
BEGIN_DUAL_PHASE_0(add)
|
|
REALIZE_DUAL;
|
|
BEGIN_DUAL_PORTS
|
|
I_PORT(0, 1, LOCKING);
|
|
I_PORT(0, 2, LOCKING);
|
|
O_PORT(1, 0, LOCKING);
|
|
END_PORTS
|
|
END_PHASE
|
|
BEGIN_DUAL_PHASE_1(add)
|
|
REALIZE_DUAL;
|
|
STOP_IF_DUAL_INACTIVE;
|
|
Glyph inp0 = PEEK(0, 1);
|
|
Glyph inp1 = PEEK(0, 2);
|
|
Glyph g = glyphs_add(inp0, inp1);
|
|
POKE(1, 0, g);
|
|
END_PHASE
|
|
|
|
BEGIN_DUAL_PHASE_0(modulo)
|
|
REALIZE_DUAL;
|
|
BEGIN_DUAL_PORTS
|
|
I_PORT(0, 1, LOCKING);
|
|
I_PORT(0, 2, LOCKING);
|
|
O_PORT(1, 0, LOCKING);
|
|
END_PORTS
|
|
END_PHASE
|
|
BEGIN_DUAL_PHASE_1(modulo)
|
|
REALIZE_DUAL;
|
|
STOP_IF_DUAL_INACTIVE;
|
|
Glyph inp0 = PEEK(0, 1);
|
|
Glyph inp1 = PEEK(0, 2);
|
|
Glyph g = glyphs_mod(inp0, inp1);
|
|
POKE(1, 0, g);
|
|
END_PHASE
|
|
|
|
BEGIN_DUAL_PHASE_0(increment)
|
|
REALIZE_DUAL;
|
|
BEGIN_DUAL_PORTS
|
|
I_PORT(0, 1, LOCKING);
|
|
I_PORT(0, 2, LOCKING);
|
|
O_PORT(1, 0, LOCKING);
|
|
END_PORTS
|
|
END_PHASE
|
|
BEGIN_DUAL_PHASE_1(increment)
|
|
REALIZE_DUAL;
|
|
STOP_IF_DUAL_INACTIVE;
|
|
Usz min = INDEX(PEEK(0, 1));
|
|
Usz max = INDEX(PEEK(0, 2));
|
|
Usz val = INDEX(PEEK(1, 0));
|
|
++val;
|
|
if (max == 0)
|
|
max = 10;
|
|
if (val >= max)
|
|
val = min;
|
|
POKE(1, 0, GLYPH(val));
|
|
END_PHASE
|
|
|
|
BEGIN_SOLO_PHASE_0(bang)
|
|
BEGIN_HASTE
|
|
BECOME('.');
|
|
END_HASTE
|
|
END_PHASE
|
|
BEGIN_SOLO_PHASE_1(bang)
|
|
END_PHASE
|
|
|
|
//////// Run simulation
|
|
|
|
#define SIM_EXPAND_SOLO_PHASE_0(_oper_char, _oper_name) \
|
|
case _oper_char: \
|
|
oper_phase0_##_oper_name(gbuf, mbuf, height, width, iy, ix, cell_flags); \
|
|
break;
|
|
#define SIM_EXPAND_SOLO_PHASE_1(_oper_char, _oper_name) \
|
|
case _oper_char: \
|
|
oper_phase1_##_oper_name(gbuf, mbuf, height, width, iy, ix); \
|
|
break;
|
|
|
|
#define SIM_EXPAND_DUAL_PHASE_0(_upper_oper_char, _lower_oper_char, \
|
|
_oper_name) \
|
|
case _upper_oper_char: \
|
|
case _lower_oper_char: \
|
|
oper_phase0_##_oper_name(gbuf, mbuf, height, width, iy, ix, cell_flags, \
|
|
glyph_char); \
|
|
break;
|
|
#define SIM_EXPAND_DUAL_PHASE_1(_upper_oper_char, _lower_oper_char, \
|
|
_oper_name) \
|
|
case _upper_oper_char: \
|
|
case _lower_oper_char: \
|
|
oper_phase1_##_oper_name(gbuf, mbuf, height, width, iy, ix, glyph_char); \
|
|
break;
|
|
|
|
static void sim_phase_0(Gbuffer gbuf, Mbuffer mbuf, Usz height, Usz width) {
|
|
for (Usz iy = 0; iy < height; ++iy) {
|
|
Glyph* glyph_row = gbuf + iy * width;
|
|
for (Usz ix = 0; ix < width; ++ix) {
|
|
Glyph glyph_char = glyph_row[ix];
|
|
if (glyph_char == '.')
|
|
continue;
|
|
U8 cell_flags = mbuffer_peek(mbuf, height, width, iy, ix) &
|
|
(Mark_flag_lock | Mark_flag_sleep);
|
|
switch (glyph_char) {
|
|
ORCA_SOLO_OPERATORS(SIM_EXPAND_SOLO_PHASE_0)
|
|
ORCA_DUAL_OPERATORS(SIM_EXPAND_DUAL_PHASE_0)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void sim_phase_1(Gbuffer gbuf, Mbuffer mbuf, Usz height, Usz width) {
|
|
for (Usz iy = 0; iy < height; ++iy) {
|
|
Glyph* glyph_row = gbuf + iy * width;
|
|
for (Usz ix = 0; ix < width; ++ix) {
|
|
Glyph glyph_char = glyph_row[ix];
|
|
if (glyph_char == '.')
|
|
continue;
|
|
if (mbuffer_peek(mbuf, height, width, iy, ix) &
|
|
(Mark_flag_lock | Mark_flag_sleep))
|
|
continue;
|
|
switch (glyph_char) {
|
|
ORCA_SOLO_OPERATORS(SIM_EXPAND_SOLO_PHASE_1)
|
|
ORCA_DUAL_OPERATORS(SIM_EXPAND_DUAL_PHASE_1)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void orca_run(Gbuffer gbuf, Mbuffer mbuf, Usz height, Usz width) {
|
|
mbuffer_clear(mbuf, height, width);
|
|
sim_phase_0(gbuf, mbuf, height, width);
|
|
sim_phase_1(gbuf, mbuf, height, width);
|
|
}
|
|
|