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Add HW bounding Box support to d3d backend

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This commit is contained in:
Rodolfo Bogado 2014-12-04 23:01:20 -03:00
parent c617b6c722
commit 93b4540e19
9 changed files with 211 additions and 16 deletions
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40
Source/Core/VideoBackends/D3D/Render.cpp
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@ -16,6 +16,7 @@
#include "Core/Host.h"
#include "Core/Movie.h"
#include "VideoBackends/D3D/BoundingBox.h"
#include "VideoBackends/D3D/D3DBase.h"
#include "VideoBackends/D3D/D3DState.h"
#include "VideoBackends/D3D/D3DUtil.h"
@ -1213,4 +1214,43 @@ int Renderer::GetMaxTextureSize()
return DX11::D3D::GetMaxTextureSize();
}
u16 Renderer::BBoxRead(int index)
{
// Here we get the min/max value of the truncated position of the upscaled framebuffer.
// So we have to correct them to the unscaled EFB sizes.
int value = BBox::Get(index);
if (index < 2)
{
// left/right
value = value * EFB_WIDTH / s_target_width;
}
else
{
// up/down
value = value * EFB_HEIGHT / s_target_height;
}
if (index & 1)
value++; // fix max values to describe the outer border
return value;
}
void Renderer::BBoxWrite(int index, u16 _value)
{
int value = _value; // u16 isn't enough to multiply by the efb width
if (index & 1)
value--;
if (index < 2)
{
value = value * s_target_width / EFB_WIDTH;
}
else
{
value = value * s_target_height / EFB_HEIGHT;
}
BBox::Set(index, value);
}
} // namespace DX11