update sokol to latest

examples/sokol_demo/sokol_demo.odin

@@ -236,8 +236,8 @@ init :: proc "c" ()
 	ve.startup( & demo_ctx.ve_ctx, .STB_TrueType, allocator = context.allocator, 
 		glyph_draw_params = glyph_draw_opts,
 		shaper_params     = shaper_opts,
-		px_scalar         = 1.4,
-		alpha_sharpen     = 0.1,
+		px_scalar         = 1.21,
+		alpha_sharpen     = 0.09,
 	)
 	ve_sokol.setup_gfx_objects( & demo_ctx.render_ctx, & demo_ctx.ve_ctx, vert_cap = 256 * 1024, index_cap = 512 * 1024 )
 

thirdparty/sokol/c/sokol_app.h

@@ -2664,6 +2664,7 @@ typedef struct {
     HICON small_icon;
     HCURSOR cursors[_SAPP_MOUSECURSOR_NUM];
     UINT orig_codepage;
+    WCHAR surrogate;
     RECT stored_window_rect;    // used to restore window pos/size when toggling fullscreen => windowed
     bool is_win10_or_greater;
     bool in_create_window;
@@ -7558,11 +7559,20 @@ _SOKOL_PRIVATE void _sapp_win32_key_event(sapp_event_type type, int vk, bool rep
 
 _SOKOL_PRIVATE void _sapp_win32_char_event(uint32_t c, bool repeat) {
     if (_sapp_events_enabled() && (c >= 32)) {
-        _sapp_init_event(SAPP_EVENTTYPE_CHAR);
-        _sapp.event.modifiers = _sapp_win32_mods();
-        _sapp.event.char_code = c;
-        _sapp.event.key_repeat = repeat;
-        _sapp_call_event(&_sapp.event);
+        if (c >= 0xD800 && c <= 0xDBFF) {
+            _sapp.win32.surrogate = (WCHAR)c - 0xD800;
+        } else {
+            if (c > 0xDC00 && c <= 0xDFFF) {
+                c = (uint32_t)(_sapp.win32.surrogate) << 10 | (c - 0xDC00);
+                c += 0x10000;
+                _sapp.win32.surrogate = 0;
+            }
+            _sapp_init_event(SAPP_EVENTTYPE_CHAR);
+            _sapp.event.modifiers = _sapp_win32_mods();
+            _sapp.event.char_code = c;
+            _sapp.event.key_repeat = repeat;
+            _sapp_call_event(&_sapp.event);
+        }
     }
 }
 
@@ -7922,6 +7932,7 @@ _SOKOL_PRIVATE void _sapp_win32_create_window(void) {
     const int win_width = rect.right - rect.left;
     const int win_height = rect.bottom - rect.top;
     _sapp.win32.in_create_window = true;
+    _sapp.win32.surrogate = 0;
     _sapp.win32.hwnd = CreateWindowExW(
         win_ex_style,               // dwExStyle
         L"SOKOLAPP",                // lpClassName

thirdparty/sokol/c/sokol_debugtext.h

@@ -753,6 +753,9 @@ SOKOL_DEBUGTEXT_API_DECL void sdtx_putr(const char* str, int len);    // 'put ra
 SOKOL_DEBUGTEXT_API_DECL int sdtx_printf(const char* fmt, ...) SOKOL_DEBUGTEXT_PRINTF_ATTR;
 SOKOL_DEBUGTEXT_API_DECL int sdtx_vprintf(const char* fmt, va_list args);
 
+/* language bindings helper: get the internal printf format buffer */
+SOKOL_DEBUGTEXT_API_DECL sdtx_range sdtx_get_cleared_fmt_buffer(void);
+
 #ifdef __cplusplus
 } /* extern "C" */
 /* C++ const-ref wrappers */
@@ -4955,6 +4958,16 @@ SOKOL_DEBUGTEXT_API_DECL int sdtx_printf(const char* fmt, ...) {
     return res;
 }
 
+SOKOL_DEBUGTEXT_API_DECL sdtx_range sdtx_get_cleared_fmt_buffer(void) {
+    SOKOL_ASSERT(_SDTX_INIT_COOKIE == _sdtx.init_cookie);
+    SOKOL_ASSERT(_sdtx.fmt_buf && (_sdtx.fmt_buf_size >= 2));
+    memset(_sdtx.fmt_buf, 0, _sdtx.fmt_buf_size);
+    sdtx_range res; _sdtx_clear(&res, sizeof(res));
+    res.ptr = _sdtx.fmt_buf;
+    res.size = _sdtx.fmt_buf_size - 1;
+    return res;
+}
+
 SOKOL_API_IMPL void sdtx_draw(void) {
     SOKOL_ASSERT(_SDTX_INIT_COOKIE == _sdtx.init_cookie);
     _sdtx_context_t* ctx = _sdtx.cur_ctx;

thirdparty/sokol/c/sokol_gfx.h

@@ -254,8 +254,8 @@
         Both sg_apply_viewport() and sg_apply_scissor_rect() must be called
         inside a rendering pass (e.g. not in a compute pass, or outside a pass)
 
-        Note that sg_begin_default_pass() and sg_begin_pass() will reset both the
-        viewport and scissor rectangles to cover the entire framebuffer.
+        Note that sg_begin_pass() will reset both the viewport and scissor
+        rectangles to cover the entire framebuffer.
 
     --- to update (overwrite) the content of buffer and image resources, call:
 

thirdparty/sokol/debugtext/debugtext.odin

@@ -636,6 +636,8 @@ foreign sokol_debugtext_clib {
     putc :: proc(c: u8)  ---
     puts :: proc(str: cstring)  ---
     putr :: proc(str: cstring, #any_int len: c.int)  ---
+    // language bindings helper: get the internal printf format buffer
+    get_cleared_fmt_buffer :: proc() -> Range ---
 }
 
 Log_Item :: enum i32 {

thirdparty/sokol/gfx/gfx.odin

@@ -255,8 +255,8 @@ package sokol_gfx
         Both sg_apply_viewport() and sg_apply_scissor_rect() must be called
         inside a rendering pass (e.g. not in a compute pass, or outside a pass)
 
-        Note that sg_begin_default_pass() and sg_begin_pass() will reset both the
-        viewport and scissor rectangles to cover the entire framebuffer.
+        Note that sg_begin_pass() will reset both the viewport and scissor
+        rectangles to cover the entire framebuffer.
 
     --- to update (overwrite) the content of buffer and image resources, call:
 

vefontcache/vefontcache.odin

@@ -1253,6 +1253,8 @@ resolve_px_scalar_size :: #force_inline proc "contextless" ( parser_info : Parse
 	return
 }
 
+// Helps with hinting, makes sure glyph quads are aligned to an integer pixel 
+// Best if used in combination with snap_glyph_position, maybe snap_glyph_height,and snap_glyph_width.
 snap_normalized_position_to_view :: #force_inline proc "contextless" ( position, view : Vec2 ) -> (position_snapped : Vec2)
 {
 	should_snap   := cast(f32) i32(view.x > 0 && view.y > 0)