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Created Sep 20, 2013
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diff --git a/doc/lua_api.txt b/doc/lua_api.txt
index 1cd6a13..43c719a 100644
--- a/doc/lua_api.txt
+++ b/doc/lua_api.txt
@@ -478,8 +478,10 @@ Note: Future revisions to the HUD API may be incompatible; the HUD API is still
- image
Displays an image on the HUD.
- - scale: The scale of the image, with 1 being the original texture size.
- Only the X coordinate scale is used.
+ - scale: The scale of the image, with 1 being the original texture size.
+ Only the X coordinate scale is used (positive values)
+ Negative values represent that percentage of the screen it
+ should take; e.g. x=-100 means 100% (width)
- text: The name of the texture that is displayed.
- alignment: The alignment of the image.
- offset: offset in pixels from position.
diff --git a/src/hud.cpp b/src/hud.cpp
index a0086b2..183f94e 100644
--- a/src/hud.cpp
+++ b/src/hud.cpp
@@ -234,13 +234,16 @@ void Hud::drawLuaElements() {
const video::SColor color(255, 255, 255, 255);
const video::SColor colors[] = {color, color, color, color};
core::dimension2di imgsize(texture->getOriginalSize());
- core::rect<s32> rect(0, 0, imgsize.Width * e->scale.X,
- imgsize.Height * e->scale.X);
- rect += pos;
- v2s32 offset((e->align.X - 1.0) * ((imgsize.Width * e->scale.X) / 2),
- (e->align.Y - 1.0) * ((imgsize.Height * e->scale.X) / 2));
- rect += offset;
- rect += v2s32(e->offset.X, e->offset.Y);
+ v2s32 dstsize(imgsize.Width * e->scale.X,
+ imgsize.Height * e->scale.Y);
+ if (e->scale.X < 0)
+ dstsize.X = screensize.X * (e->scale.X * -0.01);
+ if (e->scale.Y < 0)
+ dstsize.Y = screensize.Y * (e->scale.Y * -0.01);
+ v2s32 offset((e->align.X - 1.0) * dstsize.X / 2,
+ (e->align.Y - 1.0) * dstsize.Y / 2);
+ core::rect<s32> rect(0, 0, dstsize.X, dstsize.Y);
+ rect += pos + offset + v2s32(e->offset.X, e->offset.Y);
driver->draw2DImage(texture, rect,
core::rect<s32>(core::position2d<s32>(0,0), imgsize),
NULL, colors, true);
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