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Set also original position when making a copy of a quad.

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svn path=/trunk/KDE/kdebase/workspace/; revision=689924
This commit is contained in:
Luboš Luňák 2007-07-19 14:53:37 +00:00
parent 4dd8d34c8f
commit 9400def76b
1 changed files with 10 additions and 0 deletions
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10
lib/kwineffects.cpp
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@ -316,6 +316,7 @@ EffectWindowGroup::~EffectWindowGroup()
WindowQuad WindowQuad::makeSubQuad( float x1, float y1, float x2, float y2 ) const
{
assert( x1 < x2 && y1 < y2 && x1 >= left() && x2 <= right() && y1 >= top() && y2 <= bottom());
checkUntransformed();
WindowQuad ret( *this );
ret.verts[ 0 ].px = x1;
ret.verts[ 3 ].px = x1;
@ -325,6 +326,15 @@ WindowQuad WindowQuad::makeSubQuad( float x1, float y1, float x2, float y2 ) con
ret.verts[ 1 ].py = y1;
ret.verts[ 2 ].py = y2;
ret.verts[ 3 ].py = y2;
// original x/y are supposed to be the same, no transforming is done here
ret.verts[ 0 ].ox = x1;
ret.verts[ 3 ].ox = x1;
ret.verts[ 1 ].ox = x2;
ret.verts[ 2 ].ox = x2;
ret.verts[ 0 ].oy = y1;
ret.verts[ 1 ].oy = y1;
ret.verts[ 2 ].oy = y2;
ret.verts[ 3 ].oy = y2;
float tleft = ( x1 - left()) / ( right() - left()) * ( textureRight() - textureLeft()) + textureLeft();
float tright = ( x2 - left()) / ( right() - left()) * ( textureRight() - textureLeft()) + textureLeft();
float ttop = ( y1 - top()) / ( bottom() - top()) * ( textureBottom() - textureTop()) + textureTop();