Updated ImGui.

3rdparty/dear-imgui/imgui.cpp

@@ -959,7 +959,9 @@ CODE
 #pragma clang diagnostic ignored "-Wsign-conversion"        // warning : implicit conversion changes signedness             //
 #pragma clang diagnostic ignored "-Wformat-pedantic"        // warning : format specifies type 'void *' but the argument has type 'xxxx *' // unreasonable, would lead to casting every %p arg to void*. probably enabled by -pedantic.
 #pragma clang diagnostic ignored "-Wint-to-void-pointer-cast"       // warning : cast to 'void *' from smaller integer type 'int'
+#if __has_warning("-Wzero-as-null-pointer-constant")
 #pragma clang diagnostic ignored "-Wzero-as-null-pointer-constant"  // warning : zero as null pointer constant              // some standard header variations use #define NULL 0
+#endif
 #if __has_warning("-Wdouble-promotion")
 #pragma clang diagnostic ignored "-Wdouble-promotion"       // warning: implicit conversion from 'float' to 'double' when passing argument to function  // using printf() is a misery with this as C++ va_arg ellipsis changes float to double.
 #endif
@@ -2097,6 +2099,32 @@ bool ImGuiTextFilter::PassFilter(const char* text, const char* text_end) const
 
 char ImGuiTextBuffer::EmptyString[1] = { 0 };
 
+void ImGuiTextBuffer::append(const char* str, const char* str_end)
+{
+    int len = str_end ? (int)(str_end - str) : (int)strlen(str);
+
+    // Add zero-terminator the first time
+    const int write_off = (Buf.Size != 0) ? Buf.Size : 1;
+    const int needed_sz = write_off + len;
+    if (write_off + len >= Buf.Capacity)
+    {
+        int new_capacity = Buf.Capacity * 2;
+        Buf.reserve(needed_sz > new_capacity ? needed_sz : new_capacity);
+    }
+
+    Buf.resize(needed_sz);
+    memcpy(&Buf[write_off - 1], str, (size_t)len);
+    Buf[write_off - 1 + len] = 0;
+}
+
+void ImGuiTextBuffer::appendf(const char* fmt, ...)
+{
+    va_list args;
+    va_start(args, fmt);
+    appendfv(fmt, args);
+    va_end(args);
+}
+
 // Helper: Text buffer for logging/accumulating text
 void ImGuiTextBuffer::appendfv(const char* fmt, va_list args)
 {
@@ -2115,8 +2143,8 @@ void ImGuiTextBuffer::appendfv(const char* fmt, va_list args)
     const int needed_sz = write_off + len;
     if (write_off + len >= Buf.Capacity)
     {
-        int double_capacity = Buf.Capacity * 2;
-        Buf.reserve(needed_sz > double_capacity ? needed_sz : double_capacity);
+        int new_capacity = Buf.Capacity * 2;
+        Buf.reserve(needed_sz > new_capacity ? needed_sz : new_capacity);
     }
 
     Buf.resize(needed_sz);
@@ -2124,14 +2152,6 @@ void ImGuiTextBuffer::appendfv(const char* fmt, va_list args)
     va_end(args_copy);
 }
 
-void ImGuiTextBuffer::appendf(const char* fmt, ...)
-{
-    va_list args;
-    va_start(args, fmt);
-    appendfv(fmt, args);
-    va_end(args);
-}
-
 //-----------------------------------------------------------------------------
 // [SECTION] ImGuiListClipper
 // This is currently not as flexible/powerful as it should be, needs some rework (see TODO)

3rdparty/dear-imgui/imgui.h

@@ -78,7 +78,9 @@ Index of this file:
 #if defined(__clang__)
 #pragma clang diagnostic push
 #pragma clang diagnostic ignored "-Wold-style-cast"
+#if __has_warning("-Wzero-as-null-pointer-constant")
 #pragma clang diagnostic ignored "-Wzero-as-null-pointer-constant"
+#endif
 #elif defined(__GNUC__) && __GNUC__ >= 8
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wclass-memaccess"
@@ -1585,6 +1587,7 @@ struct ImGuiTextBuffer
     void                clear()                 { Buf.clear(); }
     void                reserve(int capacity)   { Buf.reserve(capacity); }
     const char*         c_str() const           { return Buf.Data ? Buf.Data : EmptyString; }
+    IMGUI_API void      append(const char* str, const char* str_end = NULL);
     IMGUI_API void      appendf(const char* fmt, ...) IM_FMTARGS(2);
     IMGUI_API void      appendfv(const char* fmt, va_list args) IM_FMTLIST(2);
 };

3rdparty/dear-imgui/imgui_demo.cpp

@@ -70,7 +70,9 @@ Index of this file:
 #pragma clang diagnostic ignored "-Wint-to-void-pointer-cast"   // warning : cast to 'void *' from smaller integer type 'int'
 #pragma clang diagnostic ignored "-Wformat-security"            // warning : warning: format string is not a string literal
 #pragma clang diagnostic ignored "-Wexit-time-destructors"      // warning : declaration requires an exit-time destructor       // exit-time destruction order is undefined. if MemFree() leads to users code that has been disabled before exit it might cause problems. ImGui coding style welcomes static/globals.
+#if __has_warning("-Wzero-as-null-pointer-constant")
 #pragma clang diagnostic ignored "-Wzero-as-null-pointer-constant"  // warning : zero as null pointer constant                  // some standard header variations use #define NULL 0
+#endif
 #if __has_warning("-Wdouble-promotion")
 #pragma clang diagnostic ignored "-Wdouble-promotion"           // warning: implicit conversion from 'float' to 'double' when passing argument to function  // using printf() is a misery with this as C++ va_arg ellipsis changes float to double.
 #endif

3rdparty/dear-imgui/imgui_draw.cpp

@@ -57,7 +57,9 @@ Index of this file:
 #pragma clang diagnostic ignored "-Wfloat-equal"            // warning : comparing floating point with == or != is unsafe   // storing and comparing against same constants ok.
 #pragma clang diagnostic ignored "-Wglobal-constructors"    // warning : declaration requires a global destructor           // similar to above, not sure what the exact difference it.
 #pragma clang diagnostic ignored "-Wsign-conversion"        // warning : implicit conversion changes signedness             //
+#if __has_warning("-Wzero-as-null-pointer-constant")
 #pragma clang diagnostic ignored "-Wzero-as-null-pointer-constant"  // warning : zero as null pointer constant              // some standard header variations use #define NULL 0
+#endif
 #if __has_warning("-Wcomma")
 #pragma clang diagnostic ignored "-Wcomma"                  // warning : possible misuse of comma operator here             //
 #endif

3rdparty/dear-imgui/imgui_internal.h

@@ -46,7 +46,9 @@ Index of this file:
 #pragma clang diagnostic ignored "-Wunused-function"                // for stb_textedit.h
 #pragma clang diagnostic ignored "-Wmissing-prototypes"             // for stb_textedit.h
 #pragma clang diagnostic ignored "-Wold-style-cast"
+#if __has_warning("-Wzero-as-null-pointer-constant")
 #pragma clang diagnostic ignored "-Wzero-as-null-pointer-constant"
+#endif
 #if __has_warning("-Wdouble-promotion")
 #pragma clang diagnostic ignored "-Wdouble-promotion"
 #endif

3rdparty/dear-imgui/imgui_widgets.cpp

@@ -56,7 +56,9 @@ Index of this file:
 #pragma clang diagnostic ignored "-Wfloat-equal"            // warning : comparing floating point with == or != is unsafe   // storing and comparing against same constants (typically 0.0f) is ok.
 #pragma clang diagnostic ignored "-Wformat-nonliteral"      // warning : format string is not a string literal              // passing non-literal to vsnformat(). yes, user passing incorrect format strings can crash the code.
 #pragma clang diagnostic ignored "-Wsign-conversion"        // warning : implicit conversion changes signedness             //
+#if __has_warning("-Wzero-as-null-pointer-constant")
 #pragma clang diagnostic ignored "-Wzero-as-null-pointer-constant"  // warning : zero as null pointer constant              // some standard header variations use #define NULL 0
+#endif
 #if __has_warning("-Wdouble-promotion")
 #pragma clang diagnostic ignored "-Wdouble-promotion"       // warning: implicit conversion from 'float' to 'double' when passing argument to function  // using printf() is a misery with this as C++ va_arg ellipsis changes float to double.
 #endif