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fix sprite padding, fixes

Browse Source 
https://github.com/mapbox/mapbox-gl-styles/issues/50#issuecomment-86159351
This commit is contained in:
Ansis Brammanis
2015-03-25 16:27:28 -07:00
committed by Konstantin Käfer
parent 552522ea94
commit 9080f25d31
1 changed files with 14 additions and 14 deletions
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28
src/mbgl/geometry/sprite_atlas.cpp
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@@ -171,31 +171,31 @@ void SpriteAtlas::copy(const Rect<dimension>& dst, const SpritePosition& src, co
if (wrap) {
// We're copying from the same image so we don't have to scale again.
const uint32_t border = 1;
const uint32_t borderX = dstPos.x != 0 ? border : 0;
const uint32_t borderY = dstPos.y != 0 ? border : 0;
// Left border
if (dstPos.x >= border) {
util::nearestNeighborScale(
dstData, dstSize, { dstPos.x + dstPos.w - border - 1, dstPos.y, border, dstPos.h },
dstData, dstSize, { dstPos.x - border, dstPos.y, border, dstPos.h });
}
util::nearestNeighborScale(
dstData, dstSize, { dstPos.x + dstPos.w - borderX, dstPos.y, borderX, dstPos.h },
dstData, dstSize, { dstPos.x - borderX, dstPos.y, borderX, dstPos.h });
// Right border
util::nearestNeighborScale(dstData, dstSize, { dstPos.x, dstPos.y, border, dstPos.h },
dstData, dstSize,
{ dstPos.x + dstPos.w, dstPos.y, border, dstPos.h });
// Top border
if (dstPos.y >= border) {
util::nearestNeighborScale(
dstData, dstSize, { dstPos.x - border, dstPos.y + dstPos.h - border - 1,
dstPos.w + 2 * border, border },
dstData, dstSize,
{ dstPos.x - border, dstPos.y - border, dstPos.w + 2 * border, border });
}
util::nearestNeighborScale(
dstData, dstSize, { dstPos.x - borderX, dstPos.y + dstPos.h - borderY,
dstPos.w + border + borderX, borderY },
dstData, dstSize,
{ dstPos.x - borderX, dstPos.y - borderY, dstPos.w + 2 * borderX, borderY });
// Bottom border
util::nearestNeighborScale(
dstData, dstSize, { dstPos.x - border, dstPos.y, dstPos.w + 2 * border, border },
dstData, dstSize, { dstPos.x - borderX, dstPos.y, dstPos.w + 2 * borderX, border },
dstData, dstSize,
{ dstPos.x - border, dstPos.y + dstPos.h, dstPos.w + 2 * border, border });
{ dstPos.x - borderX, dstPos.y + dstPos.h, dstPos.w + border + borderX, border });
}
dirty = true;