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Made PushID() behave the same in 32-bit and 64-bit, by not padding the integer into a void*. (Also technically faster.)

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This commit is contained in:
omar 2019-06-06 16:36:26 +02:00
parent 431aa4e456
commit 2b997141cf
2 changed files with 17 additions and 2 deletions
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17
imgui.cpp
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@ -2624,6 +2624,14 @@ ImGuiID ImGuiWindow::GetID(const void* ptr)
return id; return id;
} }
ImGuiID ImGuiWindow::GetID(int n)
{
ImGuiID seed = IDStack.back();
ImGuiID id = ImHashData(&n, sizeof(n), seed);
ImGui::KeepAliveID(id);
return id;
}
ImGuiID ImGuiWindow::GetIDNoKeepAlive(const char* str, const char* str_end) ImGuiID ImGuiWindow::GetIDNoKeepAlive(const char* str, const char* str_end)
{ {
ImGuiID seed = IDStack.back(); ImGuiID seed = IDStack.back();
@ -2636,6 +2644,12 @@ ImGuiID ImGuiWindow::GetIDNoKeepAlive(const void* ptr)
return ImHashData(&ptr, sizeof(void*), seed); return ImHashData(&ptr, sizeof(void*), seed);
} }
ImGuiID ImGuiWindow::GetIDNoKeepAlive(int n)
{
ImGuiID seed = IDStack.back();
return ImHashData(&n, sizeof(n), seed);
}
// This is only used in rare/specific situations to manufacture an ID out of nowhere. // This is only used in rare/specific situations to manufacture an ID out of nowhere.
ImGuiID ImGuiWindow::GetIDFromRectangle(const ImRect& r_abs) ImGuiID ImGuiWindow::GetIDFromRectangle(const ImRect& r_abs)
{ {
@ -6836,9 +6850,8 @@ void ImGui::PushID(const void* ptr_id)
void ImGui::PushID(int int_id) void ImGui::PushID(int int_id)
{ {
const void* ptr_id = (void*)(intptr_t)int_id;
ImGuiWindow* window = GImGui->CurrentWindow; ImGuiWindow* window = GImGui->CurrentWindow;
window->IDStack.push_back(window->GetIDNoKeepAlive(ptr_id)); window->IDStack.push_back(window->GetIDNoKeepAlive(int_id));
} }
// Push a given id value ignoring the ID stack as a seed. // Push a given id value ignoring the ID stack as a seed.

2
imgui_internal.h
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@ -1330,8 +1330,10 @@ public:
ImGuiID GetID(const char* str, const char* str_end = NULL); ImGuiID GetID(const char* str, const char* str_end = NULL);
ImGuiID GetID(const void* ptr); ImGuiID GetID(const void* ptr);
ImGuiID GetID(int n);
ImGuiID GetIDNoKeepAlive(const char* str, const char* str_end = NULL); ImGuiID GetIDNoKeepAlive(const char* str, const char* str_end = NULL);
ImGuiID GetIDNoKeepAlive(const void* ptr); ImGuiID GetIDNoKeepAlive(const void* ptr);
ImGuiID GetIDNoKeepAlive(int n);
ImGuiID GetIDFromRectangle(const ImRect& r_abs); ImGuiID GetIDFromRectangle(const ImRect& r_abs);
// We don't use g.FontSize because the window may be != g.CurrentWidow. // We don't use g.FontSize because the window may be != g.CurrentWidow.