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Kovid Goyal
2017-10-28 13:58:43 +05:30
parent 20ff9ff977
commit b0663c1a3c
1 changed files with 5 additions and 5 deletions
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10
kitty/freetype.c
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@@ -311,21 +311,21 @@ place_bitmap_in_cell(unsigned char *cell, ProcessedBitmap *bm, size_t cell_width
size_t src_start_column = bm->start_x, dest_start_column = 0, extra;
if (xoff < 0) src_start_column += -xoff;
else dest_start_column = xoff;
// Move the start column back if the width overflows because of it
if (dest_start_column + bm->width > cell_width) {
// Move the dest start column back if the width overflows because of it
if (dest_start_column > 0 && dest_start_column + bm->width > cell_width) {
extra = dest_start_column + bm->width - cell_width;
dest_start_column = extra > dest_start_column ? 0 : dest_start_column - extra;
}
// Calculate row bounds
ssize_t dy = (ssize_t)((float)metrics->horiBearingY / 64.f + y_offset);
ssize_t yoff = (ssize_t)(y_offset + (float)metrics->horiBearingY / 64.f);
size_t src_start_row, dest_start_row;
if (dy > 0 && (size_t)dy > baseline) {
if (yoff > 0 && (size_t)yoff > baseline) {
src_start_row = 0;
dest_start_row = 0;
} else {
src_start_row = 0;
dest_start_row = baseline - dy;
dest_start_row = baseline - yoff;
}
/* printf("src_start_row: %zu src_start_column: %zu dest_start_row: %zu dest_start_column: %zu\n", src_start_row, src_start_column, dest_start_row, dest_start_column); */