Misc: Rework debug display of texture id in Metrics window to avoid c…

…ompile-error when ImTextureID is defined to be larger than 64-bits. (#7090)

docs/CHANGELOG.txt

@@ -71,6 +71,8 @@ Other changes:
 - Debug Tools: Added DebugFlashStyleColor() to identify a style color. Added to Style Editor.
 - Misc: Added IMGUI_USER_H_FILENAME to change the path included when using
   IMGUI_INCLUDE_IMGUI_USER_H. (#7039) [@bryceberger]
+- Misc: Rework debug display of texture id in Metrics window to avoid compile-error when
+  ImTextureID is defined to be larger than 64-bits. (#7090)
 - Misc: Added extra courtesy ==/!= operators when IMGUI_DEFINE_MATH_OPERATORS is defined.
 - Misc: Fixed text functions fast-path for handling "%s" and "%.*s" to handle null pointers gracefully,
   like most printf implementations. (#7016, #3466, #6846) [@codefrog2002]

imgui.cpp

@@ -14472,6 +14472,14 @@ void ImGui::DebugNodeColumns(ImGuiOldColumns* columns)
     TreePop();
 }
 
+static void FormatTextureIDForDebugDisplay(char* buf, int buf_size, const ImTextureID& tex_id)
+{
+    if (sizeof(tex_id) >= sizeof(void*))
+        ImFormatString(buf, buf_size, "0x%p", (void*)*(intptr_t*)(void*)&tex_id);
+    else
+        ImFormatString(buf, buf_size, "0x%04X", *(int*)(void*)&tex_id);
+}
+
 // [DEBUG] Display contents of ImDrawList
 void ImGui::DebugNodeDrawList(ImGuiWindow* window, ImGuiViewportP* viewport, const ImDrawList* draw_list, const char* label)
 {
@@ -14508,10 +14516,11 @@ void ImGui::DebugNodeDrawList(ImGuiWindow* window, ImGuiViewportP* viewport, con
             continue;
         }
 
+        char texid_desc[20];
+        FormatTextureIDForDebugDisplay(texid_desc, IM_ARRAYSIZE(texid_desc), pcmd->TextureId);
         char buf[300];
-        ImFormatString(buf, IM_ARRAYSIZE(buf), "DrawCmd:%5d tris, Tex 0x%p, ClipRect (%4.0f,%4.0f)-(%4.0f,%4.0f)",
-            pcmd->ElemCount / 3, (void*)(intptr_t)pcmd->TextureId,
-            pcmd->ClipRect.x, pcmd->ClipRect.y, pcmd->ClipRect.z, pcmd->ClipRect.w);
+        ImFormatString(buf, IM_ARRAYSIZE(buf), "DrawCmd:%5d tris, Tex %s, ClipRect (%4.0f,%4.0f)-(%4.0f,%4.0f)",
+            pcmd->ElemCount / 3, texid_desc, pcmd->ClipRect.x, pcmd->ClipRect.y, pcmd->ClipRect.z, pcmd->ClipRect.w);
         bool pcmd_node_open = TreeNode((void*)(pcmd - draw_list->CmdBuffer.begin()), "%s", buf);
         if (IsItemHovered() && (cfg->ShowDrawCmdMesh || cfg->ShowDrawCmdBoundingBoxes) && fg_draw_list)
             DebugNodeDrawCmdShowMeshAndBoundingBox(fg_draw_list, draw_list, pcmd, cfg->ShowDrawCmdMesh, cfg->ShowDrawCmdBoundingBoxes);