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Handle texel-pixel offset with diferents graphics APIs.

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This commit is contained in:
LuisAntonRebollo 2014-11-27 00:57:54 +01:00
parent bc80fbf966
commit 823b413c1f
2 changed files with 6 additions and 4 deletions
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6
Engine/source/gfx/util/screenspace.cpp
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@ -42,11 +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; const bool hasTexelPixelOffset = GFX->getAdapterType() == Direct3D9;
// Get the target half pixel size. // Get the target half pixel size.
const Point2F halfPixel( hasTexelPixelOffset ? 0.5f / targetSize.x : 0.0, const Point2F halfPixel( hasTexelPixelOffset ? (0.5f / targetSize.x) : 0.0f,
hasTexelPixelOffset ? 0.5f / targetSize.y : 0.0); hasTexelPixelOffset ? (0.5f / targetSize.y) : 0.0f );
rtParams.set( targetOffset.x + halfPixel.x, rtParams.set( targetOffset.x + halfPixel.x,
targetOffset.y + halfPixel.y, targetOffset.y + halfPixel.y,

4
Engine/source/postFx/postEffect.cpp
View file

@ -637,7 +637,9 @@ void PostEffect::_setupConstants( const SceneRenderState *state )
Point2F offset((F32)viewport.point.x / (F32)targetSize.x, (F32)viewport.point.y / (F32)targetSize.y ); Point2F offset((F32)viewport.point.x / (F32)targetSize.x, (F32)viewport.point.y / (F32)targetSize.y );
Point2F scale((F32)viewport.extent.x / (F32)targetSize.x, (F32)viewport.extent.y / (F32)targetSize.y ); Point2F scale((F32)viewport.extent.x / (F32)targetSize.x, (F32)viewport.extent.y / (F32)targetSize.y );
const Point2F halfPixel( 0.5f / targetSize.x, 0.5f / targetSize.y ); const bool hasTexelPixelOffset = GFX->getAdapterType() == Direct3D9;
const Point2F halfPixel( hasTexelPixelOffset ? (0.5f / targetSize.x) : 0.0f,
hasTexelPixelOffset ? (0.5f / targetSize.y) : 0.0f );
Point4F targetParams; Point4F targetParams;
targetParams.x = offset.x + halfPixel.x; targetParams.x = offset.x + halfPixel.x;