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Play looping MP4 behind auth screen

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Kelsi 2026-02-05 15:34:29 -08:00
parent 77a21609a8
commit 8c3aa6542e
6 changed files with 352 additions and 0 deletions
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33
src/ui/auth_screen.cpp
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@ -38,6 +38,39 @@ void AuthScreen::render(auth::AuthHandler& authHandler) {
loginInfoLoaded = true;
}
if (!videoInitAttempted) {
videoInitAttempted = true;
backgroundVideo.open("assets/startscreen.mp4");
}
backgroundVideo.update(ImGui::GetIO().DeltaTime);
if (backgroundVideo.isReady()) {
ImVec2 screen = ImGui::GetIO().DisplaySize;
float screenW = screen.x;
float screenH = screen.y;
float videoW = static_cast<float>(backgroundVideo.getWidth());
float videoH = static_cast<float>(backgroundVideo.getHeight());
if (videoW > 0.0f && videoH > 0.0f) {
float screenAspect = screenW / screenH;
float videoAspect = videoW / videoH;
ImVec2 uv0(0.0f, 0.0f);
ImVec2 uv1(1.0f, 1.0f);
if (videoAspect > screenAspect) {
float scale = screenAspect / videoAspect;
float crop = (1.0f - scale) * 0.5f;
uv0.x = crop;
uv1.x = 1.0f - crop;
} else if (videoAspect < screenAspect) {
float scale = videoAspect / screenAspect;
float crop = (1.0f - scale) * 0.5f;
uv0.y = crop;
uv1.y = 1.0f - crop;
}
ImDrawList* bg = ImGui::GetBackgroundDrawList();
bg->AddImage(static_cast<ImTextureID>(static_cast<uintptr_t>(backgroundVideo.getTextureId())),
ImVec2(0, 0), ImVec2(screenW, screenH), uv0, uv1);
}
}
ImGui::SetNextWindowSize(ImVec2(500, 400), ImGuiCond_FirstUseEver);
ImGui::Begin("WoW 3.3.5a Authentication", nullptr, ImGuiWindowFlags_NoCollapse);