}
TilingData::TilingData(const gfx::Size& max_texture_size,
- const gfx::Rect& tiling_rect,
+ const gfx::Size& tiling_size,
bool has_border_texels)
: max_texture_size_(max_texture_size),
- tiling_rect_(tiling_rect),
+ tiling_size_(tiling_size),
border_texels_(has_border_texels ? 1 : 0) {
RecomputeNumTiles();
}
TilingData::TilingData(const gfx::Size& max_texture_size,
- const gfx::Rect& tiling_rect,
+ const gfx::Size& tiling_size,
int border_texels)
: max_texture_size_(max_texture_size),
- tiling_rect_(tiling_rect),
+ tiling_size_(tiling_size),
border_texels_(border_texels) {
RecomputeNumTiles();
}
-void TilingData::SetTilingRect(const gfx::Rect& tiling_rect) {
- tiling_rect_ = tiling_rect;
+void TilingData::SetTilingSize(const gfx::Size& tiling_size) {
+ tiling_size_ = tiling_size;
RecomputeNumTiles();
}
if (num_tiles_x_ <= 1)
return 0;
- src_position -= tiling_rect_.x();
-
DCHECK_GT(max_texture_size_.width() - 2 * border_texels_, 0);
int x = (src_position - border_texels_) /
(max_texture_size_.width() - 2 * border_texels_);
if (num_tiles_y_ <= 1)
return 0;
- src_position -= tiling_rect_.y();
-
DCHECK_GT(max_texture_size_.height() - 2 * border_texels_, 0);
int y = (src_position - border_texels_) /
(max_texture_size_.height() - 2 * border_texels_);
if (num_tiles_x_ <= 1)
return 0;
- src_position -= tiling_rect_.x();
-
DCHECK_GT(max_texture_size_.width() - 2 * border_texels_, 0);
int inner_tile_size = max_texture_size_.width() - 2 * border_texels_;
int x = (src_position - 2 * border_texels_) / inner_tile_size;
if (num_tiles_y_ <= 1)
return 0;
- src_position -= tiling_rect_.y();
-
DCHECK_GT(max_texture_size_.height() - 2 * border_texels_, 0);
int inner_tile_size = max_texture_size_.height() - 2 * border_texels_;
int y = (src_position - 2 * border_texels_) / inner_tile_size;
if (num_tiles_x_ <= 1)
return 0;
- src_position -= tiling_rect_.x();
-
DCHECK_GT(max_texture_size_.width() - 2 * border_texels_, 0);
int inner_tile_size = max_texture_size_.width() - 2 * border_texels_;
int x = src_position / inner_tile_size;
if (num_tiles_y_ <= 1)
return 0;
- src_position -= tiling_rect_.y();
-
DCHECK_GT(max_texture_size_.height() - 2 * border_texels_, 0);
int inner_tile_size = max_texture_size_.height() - 2 * border_texels_;
int y = src_position / inner_tile_size;
return std::min(std::max(y, 0), num_tiles_y_ - 1);
}
-gfx::Rect TilingData::ExpandRectToTileBoundsWithBorders(
+gfx::Rect TilingData::ExpandRectIgnoringBordersToTileBoundsWithBorders(
const gfx::Rect& rect) const {
- if (!rect.Intersects(tiling_rect_) || has_empty_bounds())
+ if (rect.IsEmpty() || has_empty_bounds())
return gfx::Rect();
- int index_x = FirstBorderTileXIndexFromSrcCoord(rect.x());
- int index_y = FirstBorderTileYIndexFromSrcCoord(rect.y());
- int index_right = LastBorderTileXIndexFromSrcCoord(rect.right() - 1);
- int index_bottom = LastBorderTileYIndexFromSrcCoord(rect.bottom() - 1);
+ if (rect.x() > tiling_size_.width() || rect.y() > tiling_size_.height())
+ return gfx::Rect();
+ int index_x = TileXIndexFromSrcCoord(rect.x());
+ int index_y = TileYIndexFromSrcCoord(rect.y());
+ int index_right = TileXIndexFromSrcCoord(rect.right() - 1);
+ int index_bottom = TileYIndexFromSrcCoord(rect.bottom() - 1);
gfx::Rect rect_top_left(TileBoundsWithBorder(index_x, index_y));
gfx::Rect rect_bottom_right(TileBoundsWithBorder(index_right, index_bottom));
}
gfx::Rect TilingData::ExpandRectToTileBounds(const gfx::Rect& rect) const {
- if (!rect.Intersects(tiling_rect_) || has_empty_bounds())
+ if (rect.IsEmpty() || has_empty_bounds())
+ return gfx::Rect();
+ if (rect.x() > tiling_size_.width() || rect.y() > tiling_size_.height())
return gfx::Rect();
int index_x = FirstBorderTileXIndexFromSrcCoord(rect.x());
int index_y = FirstBorderTileYIndexFromSrcCoord(rect.y());
int max_texture_size_x = max_texture_size_.width() - 2 * border_texels_;
int max_texture_size_y = max_texture_size_.height() - 2 * border_texels_;
- int lo_x = tiling_rect_.x() + max_texture_size_x * i;
+ int lo_x = max_texture_size_x * i;
if (i != 0)
lo_x += border_texels_;
- int lo_y = tiling_rect_.y() + max_texture_size_y * j;
+ int lo_y = max_texture_size_y * j;
if (j != 0)
lo_y += border_texels_;
- int hi_x = tiling_rect_.x() + max_texture_size_x * (i + 1) + border_texels_;
+ int hi_x = max_texture_size_x * (i + 1) + border_texels_;
if (i + 1 == num_tiles_x_)
hi_x += border_texels_;
- int hi_y = tiling_rect_.y() + max_texture_size_y * (j + 1) + border_texels_;
+ int hi_y = max_texture_size_y * (j + 1) + border_texels_;
if (j + 1 == num_tiles_y_)
hi_y += border_texels_;
- hi_x = std::min(hi_x, tiling_rect_.right());
- hi_y = std::min(hi_y, tiling_rect_.bottom());
+ hi_x = std::min(hi_x, tiling_size_.width());
+ hi_y = std::min(hi_y, tiling_size_.height());
int x = lo_x;
int y = lo_y;
int width = hi_x - lo_x;
int height = hi_y - lo_y;
- DCHECK_GE(x, tiling_rect_.x());
- DCHECK_GE(y, tiling_rect_.y());
+ DCHECK_GE(x, 0);
+ DCHECK_GE(y, 0);
DCHECK_GE(width, 0);
DCHECK_GE(height, 0);
- DCHECK_LE(x, tiling_rect_.right());
- DCHECK_LE(y, tiling_rect_.bottom());
+ DCHECK_LE(x, tiling_size_.width());
+ DCHECK_LE(y, tiling_size_.height());
return gfx::Rect(x, y, width, height);
}
int max_texture_size_x = max_texture_size_.width() - 2 * border_texels_;
int max_texture_size_y = max_texture_size_.height() - 2 * border_texels_;
- int lo_x = tiling_rect_.x() + max_texture_size_x * i;
- int lo_y = tiling_rect_.y() + max_texture_size_y * j;
+ int lo_x = max_texture_size_x * i;
+ int lo_y = max_texture_size_y * j;
int hi_x = lo_x + max_texture_size_x + 2 * border_texels_;
int hi_y = lo_y + max_texture_size_y + 2 * border_texels_;
- hi_x = std::min(hi_x, tiling_rect_.right());
- hi_y = std::min(hi_y, tiling_rect_.bottom());
+ hi_x = std::min(hi_x, tiling_size_.width());
+ hi_y = std::min(hi_y, tiling_size_.height());
int x = lo_x;
int y = lo_y;
int width = hi_x - lo_x;
int height = hi_y - lo_y;
- DCHECK_GE(x, tiling_rect_.x());
- DCHECK_GE(y, tiling_rect_.y());
+ DCHECK_GE(x, 0);
+ DCHECK_GE(y, 0);
DCHECK_GE(width, 0);
DCHECK_GE(height, 0);
- DCHECK_LE(x, tiling_rect_.right());
- DCHECK_LE(y, tiling_rect_.bottom());
+ DCHECK_LE(x, tiling_size_.width());
+ DCHECK_LE(y, tiling_size_.height());
return gfx::Rect(x, y, width, height);
}
if (x_index != 0)
pos += border_texels_;
- pos += tiling_rect_.x();
-
return pos;
}
if (y_index != 0)
pos += border_texels_;
- pos += tiling_rect_.y();
-
return pos;
}
DCHECK_LT(x_index, num_tiles_x_);
if (!x_index && num_tiles_x_ == 1)
- return tiling_rect_.width();
+ return tiling_size_.width();
if (!x_index && num_tiles_x_ > 1)
return max_texture_size_.width() - border_texels_;
if (x_index < num_tiles_x_ - 1)
return max_texture_size_.width() - 2 * border_texels_;
if (x_index == num_tiles_x_ - 1)
- return tiling_rect_.right() - TilePositionX(x_index);
+ return tiling_size_.width() - TilePositionX(x_index);
NOTREACHED();
return 0;
DCHECK_LT(y_index, num_tiles_y_);
if (!y_index && num_tiles_y_ == 1)
- return tiling_rect_.height();
+ return tiling_size_.height();
if (!y_index && num_tiles_y_ > 1)
return max_texture_size_.height() - border_texels_;
if (y_index < num_tiles_y_ - 1)
return max_texture_size_.height() - 2 * border_texels_;
if (y_index == num_tiles_y_ - 1)
- return tiling_rect_.bottom() - TilePositionY(y_index);
+ return tiling_size_.height() - TilePositionY(y_index);
NOTREACHED();
return 0;
void TilingData::RecomputeNumTiles() {
num_tiles_x_ = ComputeNumTiles(
- max_texture_size_.width(), tiling_rect_.width(), border_texels_);
+ max_texture_size_.width(), tiling_size_.width(), border_texels_);
num_tiles_y_ = ComputeNumTiles(
- max_texture_size_.height(), tiling_rect_.height(), border_texels_);
+ max_texture_size_.height(), tiling_size_.height(), border_texels_);
}
TilingData::BaseIterator::BaseIterator(const TilingData* tiling_data)
TilingData::Iterator::Iterator() : BaseIterator(NULL) { done(); }
TilingData::Iterator::Iterator(const TilingData* tiling_data,
- const gfx::Rect& tiling_rect,
+ const gfx::Rect& consider_rect,
bool include_borders)
: BaseIterator(tiling_data), left_(-1), right_(-1), bottom_(-1) {
if (tiling_data_->num_tiles_x() <= 0 || tiling_data_->num_tiles_y() <= 0) {
return;
}
- gfx::Rect rect(tiling_rect);
- rect.Intersect(tiling_data_->tiling_rect());
+ gfx::Rect tiling_bounds_rect(tiling_data_->tiling_size());
+ gfx::Rect rect(consider_rect);
+ rect.Intersect(tiling_bounds_rect);
gfx::Rect top_left_tile;
if (include_borders) {
return;
}
+ gfx::Rect tiling_bounds_rect(tiling_data_->tiling_size());
gfx::Rect consider(consider_rect);
gfx::Rect ignore(ignore_rect);
- consider.Intersect(tiling_data_->tiling_rect());
- ignore.Intersect(tiling_data_->tiling_rect());
+ consider.Intersect(tiling_bounds_rect);
+ ignore.Intersect(tiling_bounds_rect);
if (consider.IsEmpty()) {
done();
return;
return;
}
+ gfx::Rect tiling_bounds_rect(tiling_data_->tiling_size());
gfx::Rect consider(consider_rect);
gfx::Rect ignore(ignore_rect);
gfx::Rect center(center_rect);
- consider.Intersect(tiling_data_->tiling_rect());
- ignore.Intersect(tiling_data_->tiling_rect());
+ consider.Intersect(tiling_bounds_rect);
+ ignore.Intersect(tiling_bounds_rect);
if (consider.IsEmpty()) {
done();
return;
// Determine around left, such that it is between -1 and num_tiles_x.
int around_left = 0;
- if (center.x() < tiling_data->tiling_rect().x() || center.IsEmpty())
+ if (center.x() < 0 || center.IsEmpty())
around_left = -1;
- else if (center.x() > tiling_data->tiling_rect().right())
+ else if (center.x() > tiling_data->tiling_size().width())
around_left = tiling_data->num_tiles_x();
else
around_left = tiling_data->FirstBorderTileXIndexFromSrcCoord(center.x());
// Determine around top, such that it is between -1 and num_tiles_y.
int around_top = 0;
- if (center.y() < tiling_data->tiling_rect().y() || center.IsEmpty())
+ if (center.y() < 0 || center.IsEmpty())
around_top = -1;
- else if (center.y() > tiling_data->tiling_rect().bottom())
+ else if (center.y() > tiling_data->tiling_size().height())
around_top = tiling_data->num_tiles_y();
else
around_top = tiling_data->FirstBorderTileYIndexFromSrcCoord(center.y());
// Determine around right, such that it is between -1 and num_tiles_x.
int right_src_coord = center.right() - 1;
int around_right = 0;
- if (right_src_coord < tiling_data->tiling_rect().x() || center.IsEmpty()) {
+ if (right_src_coord < 0 || center.IsEmpty()) {
around_right = -1;
- } else if (right_src_coord > tiling_data->tiling_rect().right()) {
+ } else if (right_src_coord > tiling_data->tiling_size().width()) {
around_right = tiling_data->num_tiles_x();
} else {
around_right =
// Determine around bottom, such that it is between -1 and num_tiles_y.
int bottom_src_coord = center.bottom() - 1;
int around_bottom = 0;
- if (bottom_src_coord < tiling_data->tiling_rect().y() || center.IsEmpty()) {
+ if (bottom_src_coord < 0 || center.IsEmpty()) {
around_bottom = -1;
- } else if (bottom_src_coord > tiling_data->tiling_rect().bottom()) {
+ } else if (bottom_src_coord > tiling_data->tiling_size().height()) {
around_bottom = tiling_data->num_tiles_y();
} else {
around_bottom =