diff options
Diffstat (limited to 'src/client/guiscalingfilter.cpp')
-rw-r--r-- | src/client/guiscalingfilter.cpp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/client/guiscalingfilter.cpp b/src/client/guiscalingfilter.cpp index 312f93939..3490c47e8 100644 --- a/src/client/guiscalingfilter.cpp +++ b/src/client/guiscalingfilter.cpp @@ -167,3 +167,62 @@ void draw2DImageFilterScaled(video::IVideoDriver *driver, video::ITexture *txr, driver->draw2DImage(scaled, destrect, mysrcrect, cliprect, colors, usealpha); } + +void draw2DImage9Slice(video::IVideoDriver *driver, video::ITexture *texture, + const core::rect<s32> &rect, const core::rect<s32> &middle) +{ + const video::SColor color(255,255,255,255); + const video::SColor colors[] = {color,color,color,color}; + + auto originalSize = texture->getOriginalSize(); + core::vector2di lowerRightOffset = core::vector2di(originalSize.Width, originalSize.Height) - middle.LowerRightCorner; + + for (int y = 0; y < 3; ++y) { + for (int x = 0; x < 3; ++x) { + core::rect<s32> src({0, 0}, originalSize); + core::rect<s32> dest = rect; + + switch (x) { + case 0: + dest.LowerRightCorner.X = rect.UpperLeftCorner.X + middle.UpperLeftCorner.X; + src.LowerRightCorner.X = middle.UpperLeftCorner.X; + break; + + case 1: + dest.UpperLeftCorner.X += middle.UpperLeftCorner.X; + dest.LowerRightCorner.X -= lowerRightOffset.X; + src.UpperLeftCorner.X = middle.UpperLeftCorner.X; + src.LowerRightCorner.X = middle.LowerRightCorner.X; + break; + + case 2: + dest.UpperLeftCorner.X = rect.LowerRightCorner.X - lowerRightOffset.X; + src.UpperLeftCorner.X = middle.LowerRightCorner.X; + break; + } + + switch (y) { + case 0: + dest.LowerRightCorner.Y = rect.UpperLeftCorner.Y + middle.UpperLeftCorner.Y; + src.LowerRightCorner.Y = middle.UpperLeftCorner.Y; + break; + + case 1: + dest.UpperLeftCorner.Y += middle.UpperLeftCorner.Y; + dest.LowerRightCorner.Y -= lowerRightOffset.Y; + src.UpperLeftCorner.Y = middle.UpperLeftCorner.Y; + src.LowerRightCorner.Y = middle.LowerRightCorner.Y; + break; + + case 2: + dest.UpperLeftCorner.Y = rect.LowerRightCorner.Y - lowerRightOffset.Y; + src.UpperLeftCorner.Y = middle.LowerRightCorner.Y; + break; + } + + draw2DImageFilterScaled(driver, texture, dest, + src, + NULL/*&AbsoluteClippingRect*/, colors, true); + } + } +} |