time, c things

just learned you don't need to include everything all the damn time
This commit is contained in:
Julia 2024-04-18 16:20:44 -05:00
parent 21a56c3566
commit 5feb20b352
9 changed files with 213 additions and 229 deletions

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@ -0,0 +1,63 @@
{
"folders": [
{
"path": "."
}
],
"settings": {
"files.associations": {
"pthread.h": "c",
"fumotris.h": "c",
"string.h": "c",
"input.h": "c",
"stdint.h": "c",
"iso646.h": "c",
"win.h": "c",
"array": "cpp",
"deque": "cpp",
"string": "cpp",
"unordered_map": "cpp",
"vector": "cpp",
"string_view": "cpp",
"atomic": "cpp",
"bit": "cpp",
"*.tcc": "cpp",
"cctype": "cpp",
"clocale": "cpp",
"cmath": "cpp",
"compare": "cpp",
"concepts": "cpp",
"cstdarg": "cpp",
"cstddef": "cpp",
"cstdint": "cpp",
"cstdio": "cpp",
"cstdlib": "cpp",
"cwchar": "cpp",
"cwctype": "cpp",
"exception": "cpp",
"algorithm": "cpp",
"functional": "cpp",
"iterator": "cpp",
"memory": "cpp",
"memory_resource": "cpp",
"numeric": "cpp",
"optional": "cpp",
"random": "cpp",
"system_error": "cpp",
"tuple": "cpp",
"type_traits": "cpp",
"utility": "cpp",
"initializer_list": "cpp",
"iosfwd": "cpp",
"limits": "cpp",
"new": "cpp",
"numbers": "cpp",
"ostream": "cpp",
"stdexcept": "cpp",
"streambuf": "cpp",
"typeinfo": "cpp",
"execution": "cpp",
"stdbool.h": "c"
}
}
}

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hi.exe

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@ -5,11 +5,17 @@
#include "win.h" #include "win.h"
#endif #endif
struct timespec TimeNow() struct Time {
u32 sec;
u32 nsec;
};
struct Time TimeNow()
{ {
struct timespec ts; struct timespec ts;
// Need to check for failiure
timespec_get(&ts, TIME_UTC); timespec_get(&ts, TIME_UTC);
return ts; return (struct Time) { ts.tv_sec, ts.tv_nsec };
} }
double TimeNowDouble() double TimeNowDouble()

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@ -1,6 +1,11 @@
#pragma once #pragma once
#include <stdbool.h> #include <stdbool.h>
struct timespec TimeNow(); struct Time {
u32 sec;
u32 nsec;
};
struct Time TimeNow();
double TimeNowDouble(); double TimeNowDouble();

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@ -1,89 +1,49 @@
#include <iso646.h> #include "ctrl.h"
#include <pthread.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "fumotris.h" struct ctrl_bkt {
#include "hash.h" union InputID id;
#include "input.h" struct InputAxis *axis;
struct CtrlAxis {
struct timespec last_pressed;
struct timespec last_released;
u8 type;
u8 is_down;
u8 is_held;
u8 is_up;
union {
struct Button but;
struct Axis axis;
struct Joystick js;
union InputData data;
};
}; };
struct ctrl_dict { struct ctrl_dict {
size_t capacity; struct ctrl_bkt *bkts;
size_t filled;
struct ctrl_bkt { u16f capacity;
hashtype hash; u16f filled;
u16 value;
u8 type;
struct CtrlAxis *axis;
} *bkts;
}; };
struct Controller { struct axis_vec {
struct ctrl_dict codes; struct InputAxis *axes;
struct ctrl_dict binds; u16f size;
struct CtrlAxis *axes; u16f len;
struct InputBuffer input_buf;
struct {
size_t len;
struct CtrlAxis *axes[IO_BUF_SIZE];
} pending_buf;
}; };
bool NewCtrl(struct Controller *ctrl, size_t code_cap, size_t bind_cap) size_t a = sizeof(struct ctrl_dict);
bool NewCtrl(struct Controller *ctrl, size_t init_axes)
{ {
struct ctrl_bkt *code_bkts = calloc(code_cap, sizeof(struct ctrl_bkt)); struct ctrl_bkt *code_bkts = calloc(init_axes, sizeof(struct ctrl_bkt));
struct ctrl_bkt *bind_bkts = calloc(bind_cap, sizeof(struct ctrl_bkt)); struct ctrl_bkt *bind_bkts = calloc(init_axes, sizeof(struct ctrl_bkt));
struct CtrlAxis *axes = calloc(code_cap, sizeof(struct CtrlAxis)); struct InputAxis *axes = calloc(init_axes, sizeof(struct InputAxis));
if (code_bkts == nullptr or bind_bkts == nullptr or axes == nullptr) if (code_bkts == nullptr or bind_bkts == nullptr or axes == nullptr)
return false; return false;
for (size_t i = 0; i < code_cap; i++) {
code_bkts[i].axis = axes + i;
}
*ctrl = (struct Controller) { *ctrl = (struct Controller) {
.buf.len = 0,
.pending_buf.len = 0,
.axis_vec.axes = axes,
.codes = (struct ctrl_dict) { .codes = (struct ctrl_dict) {
.capacity = code_cap,
.filled = 0,
.bkts = code_bkts, .bkts = code_bkts,
.capacity = init_axes,
.filled = 0,
}, },
.binds = (struct ctrl_dict) { .binds = (struct ctrl_dict) {
.capacity = bind_cap,
.filled = 0,
.bkts = bind_bkts, .bkts = bind_bkts,
.capacity = init_axes,
.filled = 0,
}, },
.axes = axes,
.input_buf = (struct InputBuffer) {
.len = 0,
},
.pending_buf.len = 0,
}; };
return true; return true;
} }
@ -92,7 +52,7 @@ void FreeCtrl(struct Controller *ctrl)
{ {
free(ctrl->codes.bkts); free(ctrl->codes.bkts);
free(ctrl->binds.bkts); free(ctrl->binds.bkts);
free(ctrl->axes); free(ctrl->axis_vec.axes);
} }
struct ctrl_bkt *get_bkt(struct ctrl_dict *dict, size_t i) struct ctrl_bkt *get_bkt(struct ctrl_dict *dict, size_t i)
@ -100,122 +60,101 @@ struct ctrl_bkt *get_bkt(struct ctrl_dict *dict, size_t i)
return &dict->bkts[i]; return &dict->bkts[i];
} }
void set_bkt(struct ctrl_bkt *bkt, hashtype hash, u16f value, u8f type)
{
bkt->hash = hash;
bkt->value = value;
bkt->type = type;
}
size_t wrap_index(size_t i, size_t max) size_t wrap_index(size_t i, size_t max)
{ {
return i % (SIZE_MAX - max + 1); return i % (SIZE_MAX - max + 1);
} }
hashtype hash_id(u16f value, u8f type) struct ctrl_bkt *find_or_set(struct ctrl_dict *dict, union InputID id)
{ {
struct { u16 id; u8 type; } id = { value, type }; const size_t index = id.hash % dict->capacity;
return Hash(&id, sizeof(id));
}
bool find_or_set(struct ctrl_dict *dict, struct ctrl_bkt **out, u16f value, u8f type)
{
hashtype hash = hash_id(value, type);
const size_t index = hash % dict->capacity;
size_t i = index; size_t i = index;
while (i != wrap_index(index - 1, dict->capacity)) { while (i != wrap_index(index - 1, dict->capacity)) {
struct ctrl_bkt *bkt = get_bkt(dict, i); struct ctrl_bkt *bkt = get_bkt(dict, i);
if (bkt->hash == 0) { if (bkt->axis == nullptr) {
set_bkt(bkt, hash, value, type); bkt->id.hash = id.hash;
dict->filled += 1; dict->filled += 1;
*out = bkt;
return false; return bkt;
} }
if (bkt->value == value and bkt->type == type) { if (bkt->id.hash == id.hash) {
*out = bkt; return bkt;
return true;
} }
i = (i + 1) % dict->capacity; i = (i + 1) % dict->capacity;
} }
*out = nullptr; return nullptr;
return false;
} }
struct ctrl_bkt *find(struct ctrl_dict *dict, u16f value, u8f type) struct ctrl_bkt *find(struct ctrl_dict *dict, union InputID id)
{ {
hashtype hash = hash_id(value, type); const size_t index = id.hash % dict->capacity;
const size_t index = hash % dict->capacity;
size_t i = index; size_t i = index;
while (i != wrap_index(index - 1, dict->capacity)) { while (i != wrap_index(index - 1, dict->capacity)) {
struct ctrl_bkt *bkt = get_bkt(dict, i); struct ctrl_bkt *bkt = get_bkt(dict, i);
if (bkt->hash == 0)
goto next;
if (bkt->value == value and bkt->type == type) if (bkt->id.hash == id.hash)
return bkt; return bkt;
next:
i = (i + 1) % dict->capacity; i = (i + 1) % dict->capacity;
}; };
return nullptr; return nullptr;
} }
struct CtrlAxis *find_axis(struct ctrl_dict *dict, u16f value, u8f type) struct InputAxis *find_axis(struct ctrl_dict *dict, union InputID id)
{ {
struct ctrl_bkt *bkt = find(dict, value, type); struct ctrl_bkt *bkt = find(dict, id);
if (bkt == nullptr) if (bkt == nullptr)
return nullptr; return nullptr;
return bkt->axis; return bkt->axis;
} }
bool CtrlMap(struct Controller *ctrl, u16f code, u16f bind, u8f type) union InputID to_id(u16f value, u16f type)
{ {
if (ctrl->codes.filled >= ctrl->codes.capacity or ctrl->binds.filled >= ctrl->binds.capacity) { return (union InputID) { .value = value, .type = type };
printf("fatal error"); }
exit(1);
}
struct ctrl_bkt *code_bkt; bool CtrlMap(struct Controller *ctrl, u16f code, u16f type, u16f bind)
find_or_set(&ctrl->codes, &code_bkt, code, type); {
struct ctrl_bkt *code_bkt = find_or_set(&ctrl->codes, to_id(code, type));
struct ctrl_bkt *bind_bkt = find_or_set(&ctrl->binds, to_id(bind, type));
struct ctrl_bkt *bind_bkt; if (code_bkt->axis == nullptr)
bool bind_existed = find_or_set(&ctrl->binds, &bind_bkt, bind, type); code_bkt->axis = &ctrl->axis_vec.axes[ctrl->axis_vec.len++];
else if (code_bkt->axis == bind_bkt->axis)
if(bind_existed and bind_bkt->axis == code_bkt->axis)
return false; return false;
bind_bkt->axis = code_bkt->axis; bind_bkt->axis = code_bkt->axis;
code_bkt->axis->type = type; code_bkt->axis->id.type = type;
return true; return true;
} }
struct CtrlAxis *CtrlGet(struct Controller *ctrl, u16f code, u8f type) struct InputAxis *CtrlGet(struct Controller *ctrl, u16f code, u16f type)
{ {
struct ctrl_bkt *code_bkt = find(&ctrl->codes, code, type); struct ctrl_bkt *code_bkt = find(&ctrl->codes, to_id(code, type));
if (code_bkt == nullptr) if (code_bkt == nullptr)
return nullptr; return nullptr;
return code_bkt->axis; return code_bkt->axis;
} }
void dispatch_update(struct CtrlAxis *axis, struct InputRecord *rec) void dispatch_update(struct InputAxis *axis, struct InputRecord *rec)
{ {
if (rec->is_down and !axis->is_held) { if (rec->is_down and !axis->is_held) {
axis->is_down = true; axis->is_down = true;
axis->is_held = true; axis->is_held = true;
axis->last_pressed = rec->timestamp; axis->last_pressed = rec->time;
} else if (rec->is_up) { } else if (rec->is_up) {
axis->is_up = true; axis->is_up = true;
axis->is_held = false; axis->is_held = false;
axis->last_released = rec->timestamp; axis->last_released = rec->time;
} }
axis->data = rec->data; axis->data = rec->data;
@ -224,17 +163,18 @@ void dispatch_update(struct CtrlAxis *axis, struct InputRecord *rec)
bool CtrlPoll(struct Controller *ctrl) bool CtrlPoll(struct Controller *ctrl)
{ {
for (size_t i = 0; i < ctrl->pending_buf.len; i++) { for (size_t i = 0; i < ctrl->pending_buf.len; i++) {
struct CtrlAxis *axis = ctrl->pending_buf.axes[i]; struct InputAxis *axis = ctrl->pending_buf.axes[i];
axis->is_up = false; axis->is_up = false;
axis->is_down = false; axis->is_down = false;
} }
ctrl->pending_buf.len = ctrl->input_buf.len; ctrl->pending_buf.len = ctrl->buf.len;
for (size_t i = 0; i < ctrl->input_buf.len; i++) { for (size_t i = 0; i < ctrl->buf.len; i++) {
struct InputRecord *rec = &ctrl->input_buf.records[i]; struct InputRecord *rec = &ctrl->buf.recs[i];
struct CtrlAxis *axis = find_axis(&ctrl->binds, rec->bind, rec->type);
union InputID rec_id = to_id(rec->bind, rec->type);
struct InputAxis *axis = find_axis(&ctrl->binds, rec_id);
if (axis == nullptr) if (axis == nullptr)
continue; continue;
@ -242,7 +182,7 @@ bool CtrlPoll(struct Controller *ctrl)
ctrl->pending_buf.axes[i] = axis; ctrl->pending_buf.axes[i] = axis;
} }
ctrl->input_buf.len = 0; ctrl->buf.len = 0;
return true; return true;
} }
@ -250,23 +190,33 @@ bool CtrlPoll(struct Controller *ctrl)
int main() int main()
{ {
struct Controller ctrl; struct Controller ctrl;
if (!NewCtrl(&ctrl, 3, 3)) if (!NewCtrl(&ctrl, 3))
return 1; return 1;
CtrlMap(&ctrl, 123, 111, BUTTON); CtrlMap(&ctrl, 123, BUTTON, 111);
CtrlMap(&ctrl, 0, BUTTON, 8);
ctrl.input_buf.records[ctrl.input_buf.len++] = (struct InputRecord) { ctrl.buf.recs[ctrl.buf.len++] = (struct InputRecord) {
.bind = 111, .bind = 111,
.type = BUTTON, .type = BUTTON,
.is_down = true, .is_down = true,
.but.value = 69 .but.value = 69
}; };
ctrl.buf.recs[ctrl.buf.len++] = (struct InputRecord) {
.bind = 8,
.type = BUTTON,
.is_down = true,
.but.value = 1000
};
CtrlPoll(&ctrl); CtrlPoll(&ctrl);
struct CtrlAxis *a = CtrlGet(&ctrl, 123, BUTTON); struct InputAxis *a = CtrlGet(&ctrl, 123, BUTTON);
printf("%u\n", a->but.value); printf("%u\n", a->but.value);
struct InputAxis *b = CtrlGet(&ctrl, 0, BUTTON);
printf("%u\n", b->but.value);
printf("success"); printf("success");
return 0; return 0;
} }

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@ -5,21 +5,14 @@
#include <stdint.h> #include <stdint.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h>
#include <time.h>
#include "fumotris.h" #include "fumotris.h"
#include "hash.h" #include "gametime.h"
#include "input.h" #include "input.h"
struct CtrlAxis { struct InputAxis {
struct timespec last_pressed; struct Time last_pressed;
struct timespec last_released; struct Time last_released;
u8 type;
u8 is_down;
u8 is_held;
u8 is_up;
union { union {
struct Button but; struct Button but;
@ -27,40 +20,50 @@ struct CtrlAxis {
struct Joystick js; struct Joystick js;
union InputData data; union InputData data;
}; };
union InputID id;
u8 is_down;
u8 is_held;
u8 is_up;
}; };
struct ctrl_dict { static struct ctrl_bkt {
size_t capacity; union InputID id;
size_t filled; struct InputAxis *axis;
};
struct ctrl_bkt { static struct ctrl_dict {
hashtype hash; struct ctrl_bkt *bkts;
u16 value;
u8 type;
struct CtrlAxis *axis; u16f capacity;
} *bkts; u16f filled;
};
static struct axis_vec {
struct InputAxis *axes;
u16f size;
u16f len;
}; };
struct Controller { struct Controller {
struct InputBuffer buf;
struct {
struct InputAxis *axes[IO_BUF_SIZE];
u16f len;
} pending_buf;
struct axis_vec axis_vec;
struct ctrl_dict codes; struct ctrl_dict codes;
struct ctrl_dict binds; struct ctrl_dict binds;
struct CtrlAxis *axes;
struct InputBuffer input_buf;
struct {
size_t len;
struct CtrlAxis *axes[IO_BUF_SIZE];
} pending_buf;
}; };
bool NewCtrl(struct Controller *ctrl, size_t code_cap, size_t bind_cap); bool NewCtrl(struct Controller *ctrl, size_t init_axes);
void FreeCtrl(struct Controller *ctrl); void FreeCtrl(struct Controller *ctrl);
bool CtrlMap(struct Controller *ctrl, u16f code, u16f bind, u8f type); bool CtrlMap(struct Controller *ctrl, u16f code, u16f type, u16f bind);
struct CtrlAxis *CtrlGet(struct Controller *ctrl, u16f code, u8f type); struct InputAxis *CtrlGet(struct Controller *ctrl, u16f code, u16f type);
bool CtrlPoll(struct Controller *ctrl); bool CtrlPoll(struct Controller *ctrl);

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@ -1,64 +1,11 @@
#include <iso646.h> #include "input.h"
#include <pthread.h> #include <pthread.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include "fumotris.h"
#include "platform.h" #include "platform.h"
#define IO_BUF_SIZE 16
enum InputType {
BUTTON,
AXIS,
JOYSTICK,
ESCAPE
};
struct Button {
u64 value;
};
struct Axis {
i64 value;
};
struct Joystick {
i32 x;
i32 y;
};
union InputData {
struct Button input_but;
struct Axis input_axis;
struct Joystick input_js;
};
struct InputRecord {
u16f bind;
struct timespec timestamp;
u8 type;
u8 is_down;
u8 is_held;
u8 is_up;
union {
struct Button but;
struct Axis axis;
struct Joystick js;
union InputData data;
};
};
struct InputBuffer {
size_t len;
size_t start;
struct InputRecord records[IO_BUF_SIZE];
};
struct InputRecord *in_buf_get(struct InputBuffer *buf, size_t i) struct InputRecord *in_buf_get(struct InputBuffer *buf, size_t i)
{ {
return buf->records + (buf->start + 1) % IO_BUF_SIZE; return buf->recs + (buf->start + 1) % IO_BUF_SIZE;
} }
void InputBufferTransfer(struct InputBuffer *tmp, struct InputBuffer *dest) void InputBufferTransfer(struct InputBuffer *tmp, struct InputBuffer *dest)
@ -78,7 +25,7 @@ void InputBufferTransfer(struct InputBuffer *tmp, struct InputBuffer *dest)
void InputBufferCopy(struct InputBuffer *buf, struct InputRecord *src) void InputBufferCopy(struct InputBuffer *buf, struct InputRecord *src)
{ {
buf->records[(buf->start + buf->len) % IO_BUF_SIZE] = *src; buf->recs[(buf->start + buf->len) % IO_BUF_SIZE] = *src;
buf->len += 1; buf->len += 1;
} }

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@ -6,6 +6,7 @@
#include <stdlib.h> #include <stdlib.h>
#include "fumotris.h" #include "fumotris.h"
#include "gametime.h"
#define IO_BUF_SIZE 16 #define IO_BUF_SIZE 16
@ -16,6 +17,14 @@ enum InputType {
ESCAPE ESCAPE
}; };
union InputID {
struct {
union { u16 code; u16 bind; u16 value };
u16 type;
};
u32 hash;
};
struct Button { struct Button {
u64 value; u64 value;
}; };
@ -33,13 +42,7 @@ union InputData {
}; };
struct InputRecord { struct InputRecord {
u16f bind; struct Time time;
struct timespec timestamp;
u8 type;
u8 is_down;
u8 is_held;
u8 is_up;
union { union {
struct Button but; struct Button but;
@ -47,12 +50,19 @@ struct InputRecord {
struct Joystick js; struct Joystick js;
union InputData data; union InputData data;
}; };
u16f bind;
u8 type;
u8 is_down;
u8 is_held;
u8 is_up;
}; };
struct InputBuffer { struct InputBuffer {
size_t len; struct InputRecord recs[IO_BUF_SIZE];
size_t start; u8f len;
struct InputRecord records[IO_BUF_SIZE]; u8f start;
}; };
void InputBufferTransfer(struct InputBuffer *tmp, struct InputBuffer *dest); void InputBufferTransfer(struct InputBuffer *tmp, struct InputBuffer *dest);

View file

@ -114,7 +114,7 @@ void Loop(struct Instance *game)
bool Start(struct Instance *game) bool Start(struct Instance *game)
{ {
if (!NewCtrl(&game->ctrl, code_count, code_count)) if (!NewCtrl(&game->ctrl))
return false; return false;
for (size_t i = 0; i < code_count; i++) { for (size_t i = 0; i < code_count; i++) {
@ -144,7 +144,7 @@ int main()
if(!PlatformInit()) if(!PlatformInit())
exit(1); exit(1);
InputStart(&game.ctrl.input_buf, ); InputStart(&game.ctrl.buf, );
Loop(&game); Loop(&game);
return 0; return 0;