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[video_core] Avoid false feedback loop barriers for render targets (#3338) 

Ignore views that are render targets when checking feedback loops. Fixes flickering caused by false barriers.

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/3338
Reviewed-by: Lizzie <lizzie@eden-emu.dev>
Co-authored-by: MaranBr <maranbr@outlook.com>
Co-committed-by: MaranBr <maranbr@outlook.com>
This commit is contained in:
MaranBr 2026-01-19 03:05:14 +01:00 committed by crueter
parent 4025925539
commit 023a4bceca
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GPG Key ID: 425ACD2D4830EBC6
1 changed files with 28 additions and 8 deletions
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36
src/video_core/texture_cache/texture_cache.h
View File

@ -288,21 +288,41 @@ void TextureCache<P>::CheckFeedbackLoop(std::span<const ImageViewInOut> views) {
if (!view.id) {
continue;
}
auto& image_view = slot_image_views[view.id];
// Check color targets
bool is_render_target = false;
for (const auto& ct_view_id : render_targets.color_buffer_ids) {
if (ct_view_id) {
auto& ct_view = slot_image_views[ct_view_id];
if (image_view.image_id == ct_view.image_id) {
return true;
}
if (ct_view_id && ct_view_id == view.id) {
is_render_target = true;
break;
}
}
if (!is_render_target && render_targets.depth_buffer_id == view.id) {
is_render_target = true;
}
if (is_render_target) {
continue;
}
auto& image_view = slot_image_views[view.id];
for (const auto& ct_view_id : render_targets.color_buffer_ids) {
if (!ct_view_id) {
continue;
}
auto& ct_view = slot_image_views[ct_view_id];
if (image_view.image_id == ct_view.image_id) {
return true;
}
}
// Check zeta target
if (render_targets.depth_buffer_id) {
auto& zt_view = slot_image_views[render_targets.depth_buffer_id];
if (image_view.image_id == zt_view.image_id) {
return true;
}