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RenderBase: Return a tuple from ConvertStereoRectangle instead of using out parameters

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This commit is contained in:
Lioncash
2017-04-09 15:05:24 -04:00
parent 671b5f9747
commit c7ab6861c2
6 changed files with 30 additions and 23 deletions
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35
Source/Core/VideoCommon/RenderBase.cpp
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@ -252,41 +252,44 @@ bool Renderer::CalculateTargetSize()
return false;
}
void Renderer::ConvertStereoRectangle(const TargetRectangle& rc, TargetRectangle& leftRc,
TargetRectangle& rightRc) const
std::tuple<TargetRectangle, TargetRectangle>
Renderer::ConvertStereoRectangle(const TargetRectangle& rc) const
{
// Resize target to half its original size
TargetRectangle drawRc = rc;
TargetRectangle draw_rc = rc;
if (g_ActiveConfig.iStereoMode == STEREO_TAB)
{
// The height may be negative due to flipped rectangles
int height = rc.bottom - rc.top;
drawRc.top += height / 4;
drawRc.bottom -= height / 4;
draw_rc.top += height / 4;
draw_rc.bottom -= height / 4;
}
else
{
int width = rc.right - rc.left;
drawRc.left += width / 4;
drawRc.right -= width / 4;
draw_rc.left += width / 4;
draw_rc.right -= width / 4;
}
// Create two target rectangle offset to the sides of the backbuffer
leftRc = drawRc, rightRc = drawRc;
TargetRectangle left_rc = draw_rc;
TargetRectangle right_rc = draw_rc;
if (g_ActiveConfig.iStereoMode == STEREO_TAB)
{
leftRc.top -= m_backbuffer_height / 4;
leftRc.bottom -= m_backbuffer_height / 4;
rightRc.top += m_backbuffer_height / 4;
rightRc.bottom += m_backbuffer_height / 4;
left_rc.top -= m_backbuffer_height / 4;
left_rc.bottom -= m_backbuffer_height / 4;
right_rc.top += m_backbuffer_height / 4;
right_rc.bottom += m_backbuffer_height / 4;
}
else
{
leftRc.left -= m_backbuffer_width / 4;
leftRc.right -= m_backbuffer_width / 4;
rightRc.left += m_backbuffer_width / 4;
rightRc.right += m_backbuffer_width / 4;
left_rc.left -= m_backbuffer_width / 4;
left_rc.right -= m_backbuffer_width / 4;
right_rc.left += m_backbuffer_width / 4;
right_rc.right += m_backbuffer_width / 4;
}
return std::make_tuple(left_rc, right_rc);
}
void Renderer::SaveScreenshot(const std::string& filename, bool wait_for_completion)