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// Copyright 2014 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include "VideoCommon/BoundingBox.h"
#include <algorithm>
#include <array>
#include "Common/ChunkFile.h"
#include "Common/CommonTypes.h"
#include "VideoCommon/PixelShaderManager.h"
namespace BoundingBox
{
namespace
{
// Whether or not bounding box is enabled.
bool s_is_active = false;
// Current bounding box coordinates.
std::array<u16, 4> s_coordinates{
0x80,
0xA0,
0x80,
0xA0,
};
} // Anonymous namespace
void Enable()
{
s_is_active = true;
PixelShaderManager::SetBoundingBoxActive(s_is_active);
}
void Disable()
{
s_is_active = false;
PixelShaderManager::SetBoundingBoxActive(s_is_active);
}
bool IsEnabled()
{
return s_is_active;
}
u16 GetCoordinate(Coordinate coordinate)
{
return s_coordinates[static_cast<u32>(coordinate)];
}
void SetCoordinate(Coordinate coordinate, u16 value)
{
s_coordinates[static_cast<u32>(coordinate)] = value;
}
void Update(u16 left, u16 right, u16 top, u16 bottom)
{
const u16 new_left = std::min(left, GetCoordinate(Coordinate::Left));
const u16 new_right = std::max(right, GetCoordinate(Coordinate::Right));
const u16 new_top = std::min(top, GetCoordinate(Coordinate::Top));
const u16 new_bottom = std::max(bottom, GetCoordinate(Coordinate::Bottom));
SetCoordinate(Coordinate::Left, new_left);
SetCoordinate(Coordinate::Right, new_right);
SetCoordinate(Coordinate::Top, new_top);
SetCoordinate(Coordinate::Bottom, new_bottom);
}
void DoState(PointerWrap& p)
{
p.Do(s_is_active);
p.DoArray(s_coordinates);
}
} // namespace BoundingBox
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