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Each backend's are final and called by the backend in use; the Null backend uses the base classes, which count nothing. Bounding box values are read into and written from the caller's arrays, and GL's queries are one class for each kind of query object.
61 lines
1.5 KiB
C++
61 lines
1.5 KiB
C++
// Copyright 2021 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "VideoBackends/Software/SWBoundingBox.h"
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#include <algorithm>
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#include <array>
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#include "Common/CommonTypes.h"
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namespace BBoxManager
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{
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namespace
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{
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// Current bounding box coordinates.
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std::array<u16, 4> s_coordinates{};
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} // Anonymous namespace
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u16 GetCoordinate(Coordinate coordinate)
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{
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return s_coordinates[static_cast<u32>(coordinate)];
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}
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void SetCoordinate(Coordinate coordinate, u16 value)
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{
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s_coordinates[static_cast<u32>(coordinate)] = value;
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}
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void Update(u16 left, u16 right, u16 top, u16 bottom)
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{
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const u16 new_left = std::min(left, GetCoordinate(Coordinate::Left));
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const u16 new_right = std::max(right, GetCoordinate(Coordinate::Right));
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const u16 new_top = std::min(top, GetCoordinate(Coordinate::Top));
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const u16 new_bottom = std::max(bottom, GetCoordinate(Coordinate::Bottom));
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SetCoordinate(Coordinate::Left, new_left);
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SetCoordinate(Coordinate::Right, new_right);
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SetCoordinate(Coordinate::Top, new_top);
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SetCoordinate(Coordinate::Bottom, new_bottom);
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}
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} // namespace BBoxManager
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namespace SW
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{
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void SWBoundingBox::Read(u32 index, u32 length, BBoxType* values)
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{
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for (u32 i = 0; i < length; i++)
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values[i] = BBoxManager::GetCoordinate(static_cast<BBoxManager::Coordinate>(index + i));
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}
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void SWBoundingBox::Write(u32 index, const BBoxType* values, u32 length)
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{
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for (u32 i = 0; i < length; i++)
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{
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BBoxManager::SetCoordinate(static_cast<BBoxManager::Coordinate>(index + i), values[i]);
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}
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}
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} // namespace SW
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