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feat: add FXAA post-process anti-aliasing, combinable with MSAA

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Kelsi 2026-03-12 16:43:48 -07:00
parent 819a690c33
commit 6e95709b68
5 changed files with 495 additions and 2 deletions
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26
src/ui/game_screen.cpp
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@ -512,6 +512,15 @@ void GameScreen::render(game::GameHandler& gameHandler) {
msaaSettingsApplied_ = true;
}
// Apply saved FXAA setting once when renderer is available
if (!fxaaSettingsApplied_) {
auto* renderer = core::Application::getInstance().getRenderer();
if (renderer) {
renderer->setFXAAEnabled(pendingFXAA);
fxaaSettingsApplied_ = true;
}
}
// Apply saved water refraction setting once when renderer is available
if (!waterRefractionApplied_) {
auto* renderer = core::Application::getInstance().getRenderer();
@ -13969,6 +13978,21 @@ void GameScreen::renderSettingsWindow() {
updateGraphicsPresetFromCurrentSettings();
saveSettings();
}
// FXAA — post-process, combinable with any MSAA level (disabled with FSR2)
if (fsr2Active) {
ImGui::BeginDisabled();
bool fxaaOff = false;
ImGui::Checkbox("FXAA (disabled with FSR3)", &fxaaOff);
ImGui::EndDisabled();
} else {
if (ImGui::Checkbox("FXAA (post-process)", &pendingFXAA)) {
if (renderer) renderer->setFXAAEnabled(pendingFXAA);
updateGraphicsPresetFromCurrentSettings();
saveSettings();
}
if (ImGui::IsItemHovered())
ImGui::SetTooltip("FXAA smooths jagged edges as a post-process pass.\nCan be combined with MSAA for extra quality.");
}
}
// FSR Upscaling
{
@ -16474,6 +16498,7 @@ void GameScreen::saveSettings() {
out << "shadow_distance=" << pendingShadowDistance << "\n";
out << "water_refraction=" << (pendingWaterRefraction ? 1 : 0) << "\n";
out << "antialiasing=" << pendingAntiAliasing << "\n";
out << "fxaa=" << (pendingFXAA ? 1 : 0) << "\n";
out << "normal_mapping=" << (pendingNormalMapping ? 1 : 0) << "\n";
out << "normal_map_strength=" << pendingNormalMapStrength << "\n";
out << "pom=" << (pendingPOM ? 1 : 0) << "\n";
@ -16608,6 +16633,7 @@ void GameScreen::loadSettings() {
else if (key == "shadow_distance") pendingShadowDistance = std::clamp(std::stof(val), 40.0f, 500.0f);
else if (key == "water_refraction") pendingWaterRefraction = (std::stoi(val) != 0);
else if (key == "antialiasing") pendingAntiAliasing = std::clamp(std::stoi(val), 0, 3);
else if (key == "fxaa") pendingFXAA = (std::stoi(val) != 0);
else if (key == "normal_mapping") pendingNormalMapping = (std::stoi(val) != 0);
else if (key == "normal_map_strength") pendingNormalMapStrength = std::clamp(std::stof(val), 0.0f, 2.0f);
else if (key == "pom") pendingPOM = (std::stoi(val) != 0);