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Handle texel-pixel offset with diferents graphics APIs.

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This commit is contained in:
LuisAntonRebollo 2014-04-17 20:33:51 +02:00
parent 2142d452d4
commit bc80fbf966
1 changed files with 5 additions and 2 deletions
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7
Engine/source/gfx/util/screenspace.cpp
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@ -21,6 +21,7 @@
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
#include "gfx/util/screenspace.h" #include "gfx/util/screenspace.h"
#include "gfx/gfxDevice.h"
// The conversion from screen space to the render target // The conversion from screen space to the render target
// is made more complex because screen space is relative // is made more complex because screen space is relative
@ -41,9 +42,11 @@ void ScreenSpace::RenderTargetParameters(const Point3I &targetSize, const RectI
Point2F targetScale( (F32)targetViewport.extent.x / (F32)targetSize.x, Point2F targetScale( (F32)targetViewport.extent.x / (F32)targetSize.x,
(F32)targetViewport.extent.y / (F32)targetSize.y ); (F32)targetViewport.extent.y / (F32)targetSize.y );
bool hasTexelPixelOffset = GFX->getAdapterType() == Direct3D9;
// Get the target half pixel size. // Get the target half pixel size.
const Point2F halfPixel( 0.5f / targetSize.x, const Point2F halfPixel( hasTexelPixelOffset ? 0.5f / targetSize.x : 0.0,
0.5f / targetSize.y ); hasTexelPixelOffset ? 0.5f / targetSize.y : 0.0);
rtParams.set( targetOffset.x + halfPixel.x, rtParams.set( targetOffset.x + halfPixel.x,
targetOffset.y + halfPixel.y, targetOffset.y + halfPixel.y,