diff options
Diffstat (limited to 'gerberex/rs274x.py')
| -rw-r--r-- | gerberex/rs274x.py | 47 |
1 files changed, 31 insertions, 16 deletions
diff --git a/gerberex/rs274x.py b/gerberex/rs274x.py index fae0b32..42ae17d 100644 --- a/gerberex/rs274x.py +++ b/gerberex/rs274x.py @@ -208,6 +208,7 @@ class GerberContext(FileSettings): 1, 0, 1, 1) + self.in_single_quadrant_mode = False self.op = None self.interpolation = self.IP_LINEAR self.direction = self.DIR_CLOCKWISE @@ -237,6 +238,9 @@ class GerberContext(FileSettings): elif isinstance(stmt, ADParamStmt) and not isinstance(stmt, AMParamStmtEx): stmt = ADParamStmtEx.from_stmt(stmt) return (self.TYPE_AD, [stmt]) + elif isinstance(stmt, QuadrantModeStmt): + self.in_single_quadrant_mode = stmt.mode == 'single-quadrant' + stmt.mode = 'multi-quadrant' elif isinstance(stmt, CoordStmt): self._normalize_coordinate(stmt) @@ -262,22 +266,23 @@ class GerberContext(FileSettings): self.scale[1] * mx, self.scale[0] * my) def _normalize_coordinate(self, stmt): + if stmt.function == 'G01' or stmt.function == 'G1': + self.interpolation = self.IP_LINEAR + elif stmt.function == 'G02' or stmt.function == 'G2': + self.interpolation = self.IP_ARC + self.direction = self.DIR_CLOCKWISE + if self.mirror[0] != self.mirror[1]: + stmt.function = 'G03' + elif stmt.function == 'G03' or stmt.function == 'G3': + self.interpolation = self.IP_ARC + self.direction = self.DIR_COUNTERCLOCKWISE + if self.mirror[0] != self.mirror[1]: + stmt.function = 'G02' if stmt.only_function: - if stmt.function == 'G01' or stmt.function == 'G1': - self.interpolation = self.IP_LINEAR - elif stmt.function == 'G02' or stmt.function == 'G2': - self.interpolation = self.IP_ARC - self.direction = self.DIR_CLOCKWISE - if self.mirror[0] != self.mirror[1]: - self.direction = self.DIR_COUNTERCLOCKWISE - stmt.function = 'G03' - elif stmt.function == 'G03' or stmt.function == 'G3': - self.interpolation = self.IP_ARC - self.direction = self.DIR_COUNTERCLOCKWISE - if self.mirror[0] != self.mirror[1]: - self.direction = self.DIR_CLOCKWISE - stmt.function = 'G02' return + + last_x = self.x + last_y = self.y if self.notation == 'absolute': x = stmt.x if stmt.x is not None else self.x y = stmt.y if stmt.y is not None else self.y @@ -291,5 +296,15 @@ class GerberContext(FileSettings): stmt.x = self.matrix[0] * x + self.matrix[1] stmt.y = self.matrix[2] * y + self.matrix[3] if stmt.op == 'D01' and self.interpolation == self.IP_ARC: - stmt.i = self.matrix[4] * stmt.i if stmt.i is not None else 0 - stmt.j = self.matrix[5] * stmt.j if stmt.j is not None else 0 + qx, qy = 1, 1 + if self.in_single_quadrant_mode: + if self.direction == self.DIR_CLOCKWISE: + qx = 1 if y > last_y else -1 + qy = 1 if x < last_x else -1 + else: + qx = 1 if y < last_y else -1 + qy = 1 if x > last_x else -1 + if last_x == x and last_y == y: + qx, qy = 0, 0 + stmt.i = qx * self.matrix[4] * stmt.i if stmt.i is not None else 0 + stmt.j = qy * self.matrix[5] * stmt.j if stmt.j is not None else 0 |