Fonts: Fix calling ClearTexData() (clearing CPU side font data) triggering an assert in NewFrame(). (#3487) + Backends: added additional assert to facilitate detecting user understand they haven't initialized a backend.

This commit is contained in:
ocornut
2021-06-29 17:53:41 +02:00
parent 4cec3a0467
commit 23a15834fa
14 changed files with 29 additions and 1 deletions

View File

@ -305,6 +305,8 @@ void ImGui_ImplOpenGL3_Shutdown()
void ImGui_ImplOpenGL3_NewFrame()
{
ImGui_ImplOpenGL3_Data* bd = ImGui_ImplOpenGL3_GetBackendData();
IM_ASSERT(bd != NULL && "Did you call ImGui_ImplOpenGL3_Init()?");
if (!bd->ShaderHandle)
ImGui_ImplOpenGL3_CreateDeviceObjects();
}