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graphics: address perf issues with DX9 image resize logic (#712)

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## Link to GitHub Issue or related Pull Request, if one exists
n/a

## Description of change
Move resize logic from `EndScene` to `Present`/`PresentEx` (resolves
Live2D frame drops in some extreme settings)

Plug small memory leak

Remove unnecessary surface Lock/Unlock

## Testing
Tested IIDX, SDVX, DDR.
This commit is contained in:
bicarus
2026-05-29 09:33:31 -07:00
committed by GitHub
parent 0511dfb6ca
commit 0209b80a22
4 changed files with 41 additions and 35 deletions
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src/spice2x/overlay/windows/screen_resize.cpp
+4 -13
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@@ -103,19 +103,10 @@ namespace overlay::windows {
void ScreenResize::build_fullscreen_config() {
if (avs::game::is_model("KFC")) {
ImGui::TextColored(ImVec4(1, 0.5f, 0.5f, 1.f),
"Warning: Enabling Image Resize uses more GPU\n"
"resources and may significantly lower framerate\n"
"for songs with Live2D! Results may vary, use at\n"
"your own risk.");
} else {
ImGui::TextColored(ImVec4(1, 0.5f, 0.5f, 1.f),
"Warning: Enabling Image Resize uses more GPU\n"
"resources and may significantly lower framerate\n"
"in some situations! Results may vary, use at\n"
"your own risk.");
}
ImGui::TextColored(ImVec4(1, 0.5f, 0.5f, 1.f),
"Warning: Enabling Image Resize uses more GPU\n"
"resources and may lower framerate on some\n"
"lower-end PCs.");
// enable checkbox
ImGui::Checkbox("Enable", &cfg::SCREENRESIZE->enable_screen_resize);