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[hw_composer]: Batch framebuffer releases into one
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Gamer64 2025-08-07 23:35:41 +02:00 • committed by crueter
parent 554487d15f
commit edf1daf391
1 changed files with 14 additions and 1 deletions
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15
src/core/hle/service/nvnflinger/hardware_composer.cpp
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@ -51,7 +51,7 @@ u32 HardwareComposer::ComposeLocked(f32* out_speed_scale, Display& display,
// Set default speed limit to 100%.
*out_speed_scale = 1.0f;
// If no layers are available, skip the logic
// If no layers are available, skip the logic.
bool any_visible = false;
for (auto& layer : display.stack.layers) {
if (layer->visible) {
@ -130,6 +130,19 @@ u32 HardwareComposer::ComposeLocked(f32* out_speed_scale, Display& display,
nvdisp.Composite(composition_stack);
}
// Batch framebuffer releases, instead of one-into-one.
std::vector<std::pair<Layer*, Framebuffer*>> to_release;
for (auto& [layer_id, framebuffer] : m_framebuffers) {
if (framebuffer.release_frame_number > m_frame_number || !framebuffer.is_acquired)
continue;
if (auto layer = display.stack.FindLayer(layer_id); layer)
to_release.emplace_back(layer.get(), &framebuffer);
}
for (auto& [layer, framebuffer] : to_release) {
layer->buffer_item_consumer->ReleaseBuffer(framebuffer->item, android::Fence::NoFence());
framebuffer->is_acquired = false;
}
// Advance by at least one frame.
const u32 frame_advance = swap_interval.value_or(1);
m_frame_number += frame_advance;