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Fonts: avoid both ImTextureRef fields being set simultaneously.

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ocornut
2025-03-19 15:00:13 +01:00
parent 0fff7ceda4
commit a548cd9934
2 changed files with 5 additions and 6 deletions
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5
imgui.h
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@@ -3426,7 +3426,7 @@ struct IMGUI_API ImTextureData
unsigned char* GetPixelsAt(int x, int y) { IM_ASSERT(Pixels != NULL); return Pixels + (x + y * Width) * BytesPerPixel; }
int GetSizeInBytes() const { return Width * Height * BytesPerPixel; }
int GetPitch() const { return Width * BytesPerPixel; }
ImTextureRef GetTexRef() { ImTextureRef tex_ref; tex_ref._TexData = this; tex_ref._TexID = TexID; return tex_ref; } // FIXME-TEXREF
ImTextureRef GetTexRef() { ImTextureRef tex_ref; tex_ref._TexData = this; tex_ref._TexID = ImTextureID_Invalid; return tex_ref; }
ImTextureID GetTexID() const { return TexID; }
// Called by Renderer backend
@@ -3761,6 +3761,7 @@ struct ImFont
// We added an indirection to avoid patching ImDrawCmd after texture updates but this could be a solution too.
inline ImTextureID ImTextureRef::GetTexID() const
{
IM_ASSERT(!(_TexData != NULL && _TexID != ImTextureID_Invalid));
return _TexData ? _TexData->TexID : _TexID;
}
@@ -3768,7 +3769,7 @@ inline ImTextureID ImDrawCmd::GetTexID() const
{
// If you are getting this assert: A renderer backend with support for ImGuiBackendFlags_RendererHasTextures (1.92)
// must iterate and handle ImTextureData requests stored in ImDrawData::Textures[].
ImTextureID tex_id = TexRef._TexData ? TexRef._TexData->TexID : TexRef._TexID;
ImTextureID tex_id = TexRef._TexData ? TexRef._TexData->TexID : TexRef._TexID; // == TexRef.GetTexID() above.
if (TexRef._TexData != NULL)
IM_ASSERT(tex_id != ImTextureID_Invalid && "ImDrawCmd is referring to ImTextureData that wasn't uploaded to graphics system. Backend must call ImTextureData::SetTexID() after handling ImTextureStatus_WantCreate request!");
return tex_id;