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GCMemcardManager : Performance boost

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This commit is contained in:
DacoTaco 2019-11-17 20:45:24 +01:00
parent 97f9f252cc
commit d6eb75b272
1 changed files with 22 additions and 3 deletions
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25
Source/Core/DolphinQt/GCMemcardManager.cpp
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@ -465,18 +465,37 @@ void GCMemcardManager::DrawIcons()
const auto column = 3;
for (int slot = 0; slot < SLOT_COUNT; slot++)
{
int row = 0;
for (const auto& icon : m_slot_active_icons[slot])
// skip loop if the table is empty
if (m_slot_table[slot]->rowCount() <= 0)
continue;
const auto viewport = m_slot_table[slot]->viewport();
u32 row = m_slot_table[slot]->indexAt(viewport->rect().topLeft()).row();
const auto max_table_index = m_slot_table[slot]->indexAt(viewport->rect().bottomLeft());
const u32 max_row =
max_table_index.row() < 0 ? (m_slot_table[slot]->rowCount() - 1) : max_table_index.row();
for (; row <= max_row; row++)
{
const auto& icon = m_slot_active_icons[slot][row];
// this icon doesn't have an animation
if (icon.m_frames.size() <= 1)
continue;
const u64 prev_time_in_animation = (m_current_frame - 1) % icon.m_frame_timing.size();
const u8 prev_frame = icon.m_frame_timing[prev_time_in_animation];
const u64 current_time_in_animation = m_current_frame % icon.m_frame_timing.size();
const u8 current_frame = icon.m_frame_timing[current_time_in_animation];
if (prev_frame == current_frame)
continue;
auto* item = new QTableWidgetItem;
item->setData(Qt::DecorationRole, icon.m_frames[current_frame]);
item->setFlags(item->flags() ^ Qt::ItemIsEditable);
m_slot_table[slot]->setItem(row, column, item);
row++;
}
}