input for the hundreth time

PLEASE I JUSR WANT TO BE DONE WITH IT

.vscode/settings.json

@@ -54,6 +54,8 @@
         "stdbool.h": "c",
         "gametime.h": "c",
         "stdlib.h": "c",
-        "stdio.h": "c"
+        "stdio.h": "c",
+        "platform.h": "c",
+        "ringbuffer.h": "c"
     }
 }

source/fumotris.c

@@ -0,0 +1,6 @@
+#include "fumotris.h"
+
+inline size_t min_size(size_t a, size_t b)
+{
+    return a < b ? a : b;
+}

source/fumotris.h

@@ -28,6 +28,8 @@ typedef int_fast32_t   i32f;
 typedef int64_t        i64;
 typedef int_fast64_t   i64f;
 
+inline size_t min_size(size_t a, size_t b);
+
 /*const u8 I[16] = {
     0, 0, 0, 0,
     0, 0, 0, 0,

source/io/ctrl.c

@@ -1,7 +1,5 @@
 #include "ctrl.h"
 
-#include <pthread.h>
-
 #define INIT_SIZE 16
 
 bool CreateCtrl(struct Controller *ctrl)
@@ -14,7 +12,7 @@ bool CreateCtrl(struct Controller *ctrl)
         return false;
 
     *ctrl = (struct Controller) {
-        .buf.len = 0,
+        .recs.len = 0,
         .pending_buf.len = 0,
 
         .axis_vec = (struct ctrl_axis_vec) {
@@ -144,7 +142,7 @@ void dispatch_update(struct InputAxis *axis, struct InputRecord *rec)
     axis->data = rec->data;
 }
 
-void read_input_buf(struct Controller *ctrl)
+void CtrlPoll(struct Controller *ctrl)
 {
     for (size_t i = 0; i < ctrl->pending_buf.len; i++) {
         struct InputAxis *axis = ctrl->pending_buf.axes[i];
@@ -154,8 +152,8 @@ void read_input_buf(struct Controller *ctrl)
     }
     ctrl->pending_buf.len = 0;
 
-    for (size_t i = 0; i < ctrl->buf.len; i++) {
-        struct InputRecord *rec = &ctrl->buf.buf[i];
+    for (size_t i = 0; i < ctrl->recs.len; i++) {
+        struct InputRecord *rec = &ctrl->recs.buf[i];
 
         struct InputAxis *axis = find_axis(&ctrl->binds, rec->id);
         
@@ -166,29 +164,12 @@ void read_input_buf(struct Controller *ctrl)
         ctrl->pending_buf.axes[ctrl->pending_buf.len++] = axis;
     }
 
-    ctrl->buf.len = 0;
+    ctrl->recs.len = 0;
 }
 
-void read_str_buf(struct Controller *ctrl)
+size_t CtrlInputString(struct Controller *ctrl, size_t n, char *buf)
 {
-    ctrl->string
-}
-
-bool CtrlPoll(struct Controller *ctrl, struct InputThreadHandle *hand)
-{
-    if (pthread_mutex_lock(&hand->mutex) != 0)
-        return false;   
-    
-    read_input_buf(ctrl);
-    read_str_buf(ctrl);
-
-    if (pthread_cond_signal(&hand->buf_read) != 0)
-        return false;
-
-    if (pthread_mutex_unlock(&hand->mutex) != 0)
-        return false;
-    
-    return true;
+    size_t copy_max = min_size(ctrl->str.len, n);
 }
 
 /*int main() 

source/io/ctrl.h

@@ -47,8 +47,8 @@ struct ctrl_axis_vec {
 };
 
 struct Controller {
-    struct InputBuffer buf;
-    struct InputString string;
+    struct RecordBuffer recs;
+    struct StringBuffer str;
     
     struct {
         struct InputAxis *axes[IO_BUF_SIZE];

source/io/input.c

@@ -3,82 +3,82 @@
 
 #include "platform.h"
 
-inline size_t min_size(size_t a, size_t b) {
-    return a < b ? a : b;
-}
-
-void InputBufferTransfer(struct InputBuffer *dest, struct InputBuffer *src)
+void InputBufferTransfer(struct RecordBuffer *dest, struct RecordBuffer *src)
 {
-    size_t copy_amt = min_size(IO_BUF_SIZE - dest->len, src->len);
+    size_t copy_max = min_size(IO_BUF_SIZE - dest->len, src->len);
 
-    for (size_t i = 0; i < dest->start; i++) {
+    for (size_t i = 0; i < copy_max; i++) {
         size_t dest_i = (dest->start + dest->len + i) % IO_BUF_SIZE;
         size_t src_i = (src->start + i) % IO_BUF_SIZE;
 
         dest->buf[dest_i] = src->buf[src_i];
     }
 
-    dest->start += copy_amt;
-    if (copy_amt < src->len)
-        src->len -= copy_amt;
+    dest->start += copy_max;
+    if (copy_max < src->len)
+        src->len -= copy_max;
 }
 
-void InputStringTransfer(struct InputString *dest, struct InputString *src)
+void StringBufferTransfer(struct StringBuffer *dest, struct StringBuffer *src)
 {
-    size_t copy_amt = min_size(STR_BUF_SIZE - dest->len, src->len);
+    size_t copy_max = min_size(STR_BUF_SIZE - dest->len, src->len);
 
-    for (size_t i = 0; i < copy_amt; i++) {
+    for (size_t i = 0; i < copy_max; i++) {
         size_t dest_i = (dest->start + dest->len + i) % STR_BUF_SIZE;
         size_t src_i = (src->start + i) % STR_BUF_SIZE;
 
         dest->buf[dest_i] = src->buf[src_i];
     }
 
-    dest->start += copy_amt;
-    if (copy_amt < src->len)
-        src->len -= copy_amt;
+    dest->start += copy_max;
+    if (copy_max < src->len)
+        src->len -= copy_max;
 }
 
 void *input_thread_loop(void *arg)
 {
     struct InputThreadHandle *hand = arg;
 
-    struct InputBuffer tmp_in = { .len = 0 };
-    struct InputString tmp_str = { .len = 0 };
+    struct RecordBuffer tmp_in = { .len = 0, .start = 0 };
+    struct StringBuffer tmp_str = { .len = 0, .start = 0 };
 
     while (!hand->is_terminating) {
-        if (!PlatformReadInput(&tmp_in, &tmp_str)) {
-            hand->err = true;
+        if (!PlatformReadInput(&tmp_in, &tmp_str))
             return nullptr;
-        }
 
-        hand->err = pthread_mutex_lock(&hand->mutex);
-        if (hand->err)
+        if (hand->err = pthread_mutex_lock(&hand->mutex))
             return nullptr;
 
         while (tmp_in.len == IO_BUF_SIZE) {
-            hand->err = pthread_cond_wait(&hand->buf_read, &hand->mutex);
-            if (hand->err)
+            if (hand->err = pthread_cond_wait(&hand->consume, &hand->mutex))
                 return nullptr;
         }
 
         InputBufferTransfer(hand->in, &tmp_in);
-        InputStringTransfer(hand->str, &tmp_str);
+        StringBufferTransfer(hand->str, &tmp_str);
 
-        hand->err = pthread_mutex_unlock(&hand->mutex);
-        if (hand->err)
+        if (hand->err = pthread_mutex_unlock(&hand->mutex))
             return nullptr;
     }
 
     return nullptr;
 }
 
-bool BeginInputThread(struct InputThreadHandle *hand, struct InputBuffer *buf)
-{
-    hand->in = buf;
-    hand->mutex = PTHREAD_MUTEX_INITIALIZER;
-    hand->buf_read = PTHREAD_COND_INITIALIZER;
-    hand->err = 0;
+bool BeginInputThread(
+    struct InputThreadHandle *hand,
+    struct RecordBuffer *in,
+    struct StringBuffer *str
+) {
+    *hand = (struct InputThreadHandle) {
+        .in = in,
+        .str = str,
+        
+        .mutex = PTHREAD_MUTEX_INITIALIZER,
+        .consume = PTHREAD_COND_INITIALIZER,
+
+        .err = 0,
+        .is_terminating = false,
+    };
 
     return pthread_create(&hand->thread, nullptr, input_thread_loop, hand) == 0;
 }

source/io/input.h

@@ -67,34 +67,36 @@ struct InputRecord {
     };
 };
 
-struct InputBuffer {
+struct RecordBuffer {
     struct InputRecord buf[IO_BUF_SIZE];
     u8f len;
     u8f start;
 };
 
-struct InputString {
+struct StringBuffer {
     char buf[STR_BUF_SIZE];
     u8f len;
     u8f start;
 };
 
 struct InputThreadHandle {
-    struct InputBuffer *in;
-    struct InputString *str;
+    struct RecordBuffer *in;
+    struct StringBuffer *str;
 
     pthread_t thread;
     pthread_mutex_t mutex;
-    pthread_cond_t buf_read;
+    pthread_cond_t consume;
 
     int err;
     bool is_terminating;
 };
 
-void InputBufferTransfer(struct InputBuffer *tmp, struct InputBuffer *dest);
+void InputBufferTransfer(struct RecordBuffer *tmp, struct RecordBuffer *dest);
 
-void InputBufferAdd(struct InputBuffer *buf, struct InputRecord *src);
-
-bool BeginInputThread(struct InputThreadHandle *hand, struct InputBuffer *buf);
+bool BeginInputThread(
+    struct InputThreadHandle *hand,
+    struct RecordBuffer *in,
+    struct StringBuffer *str
+);
 
 bool EndInputThread(struct InputThreadHandle *hand);

source/io/platforms/parseinput.c

@@ -1,21 +1,40 @@
 #include "parseinput.h"
 
-void ParseButton(struct InputRecord *rec, u16f bind, bool is_down)
+void ReadButton(struct InputRecord *rec, u16f bind, bool is_down)
 {
     rec->id = (union InputID) { .bind = bind, .type = BUTTON };
     rec->is_down = is_down;
     rec->is_up = !is_down;
 }
 
-void ParseAxis(struct InputRecord *rec, u16f bind, u64 value)
+void ReadAxis(struct InputRecord *rec, u16f bind, u64 value)
 {
     rec->id = (union InputID) { .bind = bind, .type = AXIS };
     rec->axis.value = value;
 }
 
-void ParseJoystick(struct InputRecord *rec, u16f bind, i32 x, i32 y)
+void ReadJoystick(struct InputRecord *rec, u16f bind, i32 x, i32 y)
 {
     rec->id = (union InputID) { .bind = bind, .type = JOYSTICK };
     rec->js.x = x;
     rec->js.y = y;
 }
+
+size_t UCS2ToUTF8(char *buf, u16f ucs2)
+{
+    if (ucs2 < 0xFF) {
+        buf[0] = ucs2;
+        return 1;
+    }
+
+    if (ucs2 < 0x7FF) {
+        buf[0] = 0xC0 + (ucs2 >> 6);
+        buf[1] = 0x80 + (ucs2 & 0x3F);
+        return 2;
+    }
+
+    buf[0] = 0xE0 + (ucs2 >> 12);
+    buf[1] = 0x80 + ((ucs2 >> 6) & 0x3F);
+    buf[2] = 0x80 + (ucs2 & 0x3F);
+    return 3;
+}

source/io/platforms/parseinput.h

@@ -7,8 +7,10 @@
 #include "fumotris.h"
 #include "input.h"
 
-void ParseButton(struct InputRecord *rec, u16f bind, bool is_down);
+void ReadButton(struct InputRecord *rec, u16f bind, bool is_down);
 
-void ParseAxis(struct InputRecord *rec, u16f bind, u64 value);
+void ReadAxis(struct InputRecord *rec, u16f bind, u64 value);
 
-void ParseJoystick(struct InputRecord *rec, u16f bind, i32 x, i32 y);
+void ReadJoystick(struct InputRecord *rec, u16f bind, i32 x, i32 y);
+
+size_t UCS2ToUTF8(char *buf, u16f ucs2);

source/io/platforms/platform.h

@@ -16,7 +16,7 @@ bool PlatformInit();
 
 bool PlatformGetRefreshRate(u16f *out);
 
-bool PlatformReadInput(struct InputBuffer *in, struct InputString *str);
+bool PlatformReadInput(struct RecordBuffer *in, struct StringBuffer *str);
 
 bool PlatformStopInput();
 

source/io/platforms/win.c

@@ -20,6 +20,37 @@ struct win_coord {
     SHORT y;
 };
 
+struct win_key {
+    BOOL is_down;
+    WORD repeat;
+    WORD vk_code;
+    WORD vs_code;
+    WCHAR ucs2_char;
+    DWORD state;
+};
+
+struct win_mouse {
+    struct win_coord pos;
+    DWORD but;
+    DWORD state;
+
+    union {
+        DWORD flags;
+
+        struct {
+            DWORD is_moved : 1;
+            DWORD is_dbl_clk : 1;
+            DWORD is_vwheel : 1;
+            DWORD is_hwheel : 1;
+        };
+
+        struct {
+            DWORD : 2;
+            DWORD wheel : 2;
+        };
+    };
+};
+
 struct win_rec {
     union {
         WORD type;
@@ -34,37 +65,8 @@ struct win_rec {
     };
 
     union {
-        struct {
-            BOOL is_down;
-            WORD repeat;
-            WORD vk_code;
-            WORD vs_code;
-            WCHAR ucs2_char;
-            DWORD state;
-        } key;
-
-        struct {
-            struct win_coord pos;
-            DWORD but;
-            DWORD state;
-
-            union {
-                DWORD flags;
-
-                struct {
-                    DWORD is_moved : 1;
-                    DWORD is_dbl_clk : 1;
-                    DWORD is_vwheel : 1;
-                    DWORD is_hwheel : 1;
-                };
-
-                struct {
-                    DWORD : 2;
-                    DWORD wheel : 2;
-                };
-            };
-        } mouse;
-
+        struct win_key key;
+        struct win_mouse mouse;
         struct win_coord window;
     };
 };
@@ -117,47 +119,26 @@ bool PlatformGetRefreshRate(u16f *out)
     return true;
 }
 
-size_t ucs2_to_utf8(char *buf, u16f ucs2)
-{
-    if (ucs2 < 0xFF) {
-        buf[0] = ucs2;
-        return 1;
-    }
-
-    if (ucs2 < 0x7FF) {
-        buf[0] = 0xC0 + (ucs2 >> 6);
-        buf[1] = 0x80 + (ucs2 & 0x3F);
-        return 2;
-    }
-
-    buf[0] = 0xE0 + (ucs2 >> 12);
-    buf[1] = 0x80 + ((ucs2 >> 6) & 0x3F);
-    buf[2] = 0x80 + (ucs2 & 0x3F);
-    return 3;
-}
-
-inline u8f win_rec_type(struct win_rec *rec) {
-    return rec->type | (rec->is_mouse & rec->mouse.flags);
-}
-
-bool read_rec(
+bool dispatch_rec(
     struct InputRecord *out,
-    struct InputString *str,
-    struct win_rec *in
+    struct StringBuffer *str,
+    struct win_rec *rec
 ) {
-    switch (win_rec_type(in)) {
+    u8f type = rec->type | (rec->is_mouse & rec->mouse.flags);
+
+    switch (type) {
     case KEY_EVENT:
-        ParseButton(out, in->key.vk_code, in->key.is_down);
-        str->len += ucs2_to_utf8(&str->buf[str->len], in->key.ucs2_char);
+        ReadButton(out, rec->key.vk_code, rec->key.is_down);
+        str->len += UCS2ToUTF8(&str->buf[str->len], rec->key.ucs2_char);
         return true;
 
     case MOUSE_MOVE:
-        ParseJoystick(out, 0, in->mouse.pos.x, in->mouse.pos.y);
+        ReadJoystick(out, 0, rec->mouse.pos.x, rec->mouse.pos.y);
         return true;
 
     case MOUSE_VWHEEL:
     case MOUSE_HWHEEL:
-        ParseAxis(out, in->mouse.is_hwheel, in->mouse.but);
+        ReadAxis(out, rec->mouse.is_hwheel, rec->mouse.but);
         return true;
         
     case WINDOW_BUFFER_SIZE_EVENT:
@@ -168,7 +149,7 @@ bool read_rec(
     return false;
 }
 
-bool PlatformReadInput(struct InputBuffer *in, struct InputString *str)
+bool PlatformReadInput(struct RecordBuffer *in, struct StringBuffer *str)
 {
     DWORD max_records = IO_BUF_SIZE - in->len;
     struct win_rec win_buf[max_records];
@@ -177,9 +158,16 @@ bool PlatformReadInput(struct InputBuffer *in, struct InputString *str)
     if (!ReadConsoleInputW(win.input_hand, win_buf, max_records, &filled))
         return false;
 
+    Time now = TimeNow();
+
     for (size_t i = 0; i < filled; i++) {
-        if (read_rec(in, str, win_buf + i))
+        size_t rec_i = (in->start + in->len) % IO_BUF_SIZE;
+        struct InputRecord *rec = &in->buf[rec_i];
+        
+        if (dispatch_rec(rec, str, win_buf + i)) {
+            rec->time = now;
             in->len += 1;
+        }
     }
 
     return true;

source/main.c

@@ -40,7 +40,7 @@ int main()
     CreateEvent(&game.Update);
 
     struct InputThreadHandle input_hand;
-    if (!BeginInputThread(&input_hand, &ctrl.buf))
+    if (!BeginInputThread(&input_hand, &ctrl.recs, &ctrl.str))
         ErrorExit("Input handle failed to initialize");
 
     CtrlMap(&ctrl, 0, BUTTON, 'A');