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authorBent Bisballe Nyeng <deva@aasimon.org>2016-12-10 14:28:09 +0100
committerBent Bisballe Nyeng <deva@aasimon.org>2016-12-10 14:28:09 +0100
commitcfd6b6e1f472fb7fdd8a34ac182a7dbb8e005481 (patch)
tree9c469aa149930a308bd00436e118d9d428fc16bf /plugingui/texturedbox.cc
parent4b428d4f21f662ecc7359e89a211a434ec497161 (diff)
Add texture offset support.
Diffstat (limited to 'plugingui/texturedbox.cc')
-rw-r--r--plugingui/texturedbox.cc24
1 files changed, 12 insertions, 12 deletions
diff --git a/plugingui/texturedbox.cc b/plugingui/texturedbox.cc
index 02f695c..f274e21 100644
--- a/plugingui/texturedbox.cc
+++ b/plugingui/texturedbox.cc
@@ -44,8 +44,8 @@ TexturedBox::TexturedBox(ImageCache& image_cache, const std::string& filename,
, seg_g(image_cache, filename, x0 , y0 + dy1 + dy2, dx1, dy3)
, seg_h(image_cache, filename, x0 + dx1 , y0 + dy1 + dy2, dx2, dy3)
, seg_i(image_cache, filename, x0 + dx1 + dx2, y0 + dy1 + dy2, dx3, dy3)
- , _x(x0)
- , _y(y0)
+ , x0(x0)
+ , y0(y0)
, dx1(dx1)
, dx2(dx2)
, dx3(dx3)
@@ -86,11 +86,11 @@ const Colour& TexturedBox::getPixel(std::size_t x, std::size_t y) const
{
float scale = (float)(x - dx1) / (float)(_width - dx1 - dx3);
assert(seg_b.width() == dx2);
- return seg_b.getPixel(scale * dx2, y);
+ return seg_b.getPixel(scale * dx2 + x0, y + y0);
}
else // col 3
{
- return seg_c.getPixel(x - (_width - dx3), y);
+ return seg_c.getPixel(x - (_width - dx3) + x0, y + y0);
}
}
else if(y < (_height - dy3)) // row 2
@@ -99,34 +99,34 @@ const Colour& TexturedBox::getPixel(std::size_t x, std::size_t y) const
{
// TODO: Apply vertical scale
float scale = (float)(y - dy1) / (float)(_height - dy1 - dy3);
- return seg_d.getPixel(x, scale * dy2);
+ return seg_d.getPixel(x + x0, scale * dy2 + y0);
}
else if(x < (_width - dx3)) // col 2
{
- float scale_x = (float)(x - dx1) / (float)(_width - dx1 - dx3);
- float scale_y = (float)(y - dy1) / (float)(_height - dy1 - dy3);
- return seg_e.getPixel(scale_x * dx2, scale_y * dy2);
+ float scalex0 = (float)(x - dx1) / (float)(_width - dx1 - dx3);
+ float scaley0 = (float)(y - dy1) / (float)(_height - dy1 - dy3);
+ return seg_e.getPixel(scalex0 * dx2 + x0, scaley0 * dy2 + y0);
}
else // col 3
{
float scale = (float)(y - dy1) / (float)(_height - dy1 - dy3);
- return seg_f.getPixel(x - (_width - dx3), scale * dy2);
+ return seg_f.getPixel(x - (_width - dx3) + x0, scale * dy2 + y0);
}
}
else // row 3
{
if(x < dx1) // col 1
{
- return seg_g.getPixel(x, y - (_height - dy3));
+ return seg_g.getPixel(x + x0, y - (_height - dy3) + y0);
}
else if(x < (_width - dx3)) // col 2
{
float scale = (float)(x - dx1) / (float)(_width - dx1 - dx3);
- return seg_h.getPixel(scale * dx2, y - (_height - dy3));
+ return seg_h.getPixel(scale * dx2 + x0, y - (_height - dy3) + y0);
}
else // col 3
{
- return seg_i.getPixel(x - (_width - dx3), y - (_height - dy3));
+ return seg_i.getPixel(x - (_width - dx3) + x0, y - (_height - dy3) + y0);
}
}