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rsx: Rewrite coverage test to take sum of areas into account.

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- TODO: A proper sweep algorithm to calculate sum of overlapping rectangles
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kd-11 2020-02-03 20:31:44 +03:00 committed by kd-11
parent b9ec012922
commit 9d9b5c4d66
1 changed files with 22 additions and 21 deletions
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43
rpcs3/Emu/RSX/Common/texture_cache.h
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@ -214,36 +214,37 @@ namespace rsx
}
// Returns true if at least threshold% is covered in pixels
bool atlas_covers_target_area(u32 threshold) const
bool atlas_covers_target_area(int threshold) const
{
if (external_subresource_desc.op != deferred_request_command::atlas_gather)
return true;
u16 min_x = external_subresource_desc.width, min_y = external_subresource_desc.height,
max_x = 0, max_y = 0;
const int target_area = (external_subresource_desc.width * external_subresource_desc.height * threshold) / 100;
int covered_area = 0;
areai bbox{ INT_MAX, INT_MAX, 0, 0 };
// Require at least 90% coverage
const u32 target_area = ((min_x * min_y) * threshold) / 100u;
for (const auto &section : external_subresource_desc.sections_to_copy)
for (const auto& section : external_subresource_desc.sections_to_copy)
{
if (section.dst_x < min_x) min_x = section.dst_x;
if (section.dst_y < min_y) min_y = section.dst_y;
covered_area += section.dst_w * section.dst_h;
const auto _u = section.dst_x + section.dst_w;
const auto _v = section.dst_y + section.dst_h;
if (_u > max_x) max_x = _u;
if (_v > max_y) max_y = _v;
if (const auto _w = max_x - min_x, _h = max_y - min_y;
u32(_w * _h) >= target_area)
{
// Target area mostly covered, return success
return true;
}
bbox.x1 = std::min<int>(section.dst_x, bbox.x1);
bbox.x2 = std::max<int>(section.dst_x + section.dst_w, bbox.x2);
bbox.y1 = std::min<int>(section.dst_y, bbox.y1);
bbox.y2 = std::max<int>(section.dst_y + section.dst_h, bbox.y2);
}
return false;
if (covered_area < target_area)
{
return false;
}
if (const auto bounds_area = bbox.width() * bbox.height();
bounds_area < target_area)
{
return false;
}
return true;
}
u32 encoded_component_map() const override