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Add anvideo config option to automatically resize the render window to the size of the game's output resolution. This avoids artifacts that appear when the render target is scaled to fit a window of a different size.

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6764 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
donkopunchstania 2011-01-07 04:57:59 +00:00
commit d16357cd5c
21 changed files with 158 additions and 43 deletions
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53
Source/Core/VideoCommon/Src/RenderBase.cpp
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@ -114,13 +114,42 @@ void Renderer::RenderToXFB(u32 xfbAddr, u32 fbWidth, u32 fbHeight, const EFBRect
}
}
void Renderer::CalculateTargetScale(int x, int y, int &scaledX, int &scaledY)
{
switch (g_ActiveConfig.iEFBScale)
{
case 3: // 2x
scaledX = x * 2;
scaledY = y * 2;
break;
case 4: // 3x
scaledX = x * 3;
scaledY = y * 3;
break;
case 5: // 0.75x
scaledX = (x * 3) / 4;
scaledY = (y * 3) / 4;
break;
case 6: // 0.5x
scaledX = x / 2;
scaledY = y / 2;
break;
case 7: // 0.375x
scaledX = (x * 3) / 8;
scaledY = (y * 3) / 8;
break;
default:
scaledX = x;
scaledY = y;
};
}
// return true if target size changed
bool Renderer::CalculateTargetSize(int multiplier)
{
int newEFBWidth, newEFBHeight;
switch (s_LastEFBScale)
{
default:
case 0: // fractional
newEFBWidth = (int)(EFB_WIDTH * xScale);
newEFBHeight = (int)(EFB_HEIGHT * yScale);
@ -129,25 +158,9 @@ bool Renderer::CalculateTargetSize(int multiplier)
newEFBWidth = EFB_WIDTH * (int)ceilf(xScale);
newEFBHeight = EFB_HEIGHT * (int)ceilf(yScale);
break;
case 2: // 1x
case 3: // 2x
case 4: // 3x
newEFBWidth = EFB_WIDTH * (g_ActiveConfig.iEFBScale - 1);
newEFBHeight = EFB_HEIGHT * (g_ActiveConfig.iEFBScale - 1);
break;
case 5: // 0.75x
newEFBWidth = (EFB_WIDTH * 3) / 4;
newEFBHeight = (EFB_HEIGHT * 3) / 4;
break;
case 6: // 0.5x
newEFBWidth = EFB_WIDTH / 2;
newEFBHeight = EFB_HEIGHT / 2;
break;
case 7: // 0.375x
newEFBWidth = (EFB_WIDTH * 3) / 8;
newEFBHeight = (EFB_HEIGHT * 3) / 8;
break;
};
default:
CalculateTargetScale(EFB_WIDTH, EFB_HEIGHT, newEFBWidth, newEFBHeight);
}
newEFBWidth *= multiplier;
newEFBHeight *= multiplier;