SvgRenderer2 feature support

Introduction

SvgRenderer2 is an experimental SVG backend for rendering of Gerber files. It operates on command buffers generated by Parser2.

Symbol	Meaning
✅	Feature implemented and usable.
🚧	Work in progress. Related APIs can change.
🚫	Not planned, unless contributed or needed.
❌	Not implemented, but planned.
👽	Partially implemented.
👾	Bugged.
⛔	Feature doesn't apply.

Symbol	Count
✅	169
🚧	0
🚫	2
❌	7
👽	2
👾	0
total	185

Supported Gerber X3 features

General

• ⛔ MO - Mode - Sets the unit to mm or inch.
• ⛔ FS - Format specification:
  • ⛔ absolute coordinates.
  • ⛔ incremental coordinates
  • ⛔ trailing zeros omission.
  • ⛔ leading zeros omission.
• ⛔ AD - Aperture define - Defines a template-based aperture, assigns a D code to it.
  • ⛔ circle.
  • ⛔ rectangle.
  • ⛔ obround.
  • ⛔ polygon.
  • ⛔ Define macro.
• ⛔ AM - Aperture macro - Defines a macro aperture template.
• ⛔ Dnn (nn≥10) - Sets the current aperture to D code nn.
• ⛔ G01 - Sets draw mode to linear.
  • ⛔ Variable zero padding variants allowed.
• ⛔ G02 - Sets draw mode to clockwise circular.
  • ⛔ Variable zero padding variants allowed.
• ⛔ G03 - Sets draw mode to counterclockwise circular.
  • ⛔ Variable zero padding variants allowed.
• ❌ LP - Load polarity (changes flag, not fully implemented).
• ❌ LM - Load mirroring (changes flag, not fully implemented).
• ❌ LR - Load rotation (changes flag, not fully implemented).
• ❌ LS - Load scaling (changes flag, not fully implemented).
• ⛔ TF - Attribute on file.
• ⛔ TA - Attribute on aperture.
• ⛔ TO - Attribute on object.
• ⛔ TD - Attribute delete.
• ⛔ M02 - End of file.

D01, D02, D03

• 👽 D01 - Plot operation, mode
  • 👽 Line, with:
    • ✅ circle,
    • 👽 rectangle,
    • 👽 obround,
    • 👽 polygon,
    • 👽 macro.
  • 👾 Arc, with:
    • 👾 circle,
    • 👽 rectangle,
    • 👽 obround,
    • 👽 polygon,
    • 👽 macro.
  • 👾 Counter clockwise arc, with:
    • 👾 circle,
    • 👽 rectangle,
    • 👽 obround,
    • 👽 polygon,
    • 👽 macro.
  • ⛔ Variable zero padding variants allowed.
• ⛔ D02 - Move operation
  • ⛔ Variable zero padding variants allowed.
• 👽 D03 - Flash operation, with
  • ✅ circle,
  • ✅ rectangle,
  • ✅ obround,
  • ✅ polygon,
  • 👽 macro.
  • ⛔ Variable zero padding variants allowed.

Regions

• ✅ G36 - Starts a region statement.
• ✅ G37 - Ends the region statement.
• 👽 Regions, with:
  • 👽 Line, aperture:
    • ✅ circle,
    • ✅ rectangle,
    • ✅ obround,
    • ✅ polygon,
    • 👽 macro.
  • 👽 Arc, aperture:
    • ✅ circle,
    • ✅ rectangle,
    • ✅ obround,
    • ✅ polygon,
    • 👽 macro.
  • 👽 Counter clockwise arc, aperture:
    • ✅ circle,
    • ✅ rectangle,
    • ✅ obround,
    • ✅ polygon,
    • 👽 macro.

Macros

• ⛔ Parameters.
• 👽 Primitives in definition:
  • ✅ Code 1, Circle
  • ❌ Code 2, Vector line
  • ✅ Code 4, Outline
  • ✅ Code 5, Polygon
  • ❌ Code 6, Moire
  • ✅ Code 7, Thermal
  • ✅ Code 20, Vector line
  • ✅ Code 21, Center Line
  • ❌ Code 22, Lower Left Line
• 👽 Primitives in aperture instance:
  • ✅ Code 1, Circle
  • ❌ Code 2, Vector line
  • ✅ Code 4, Outline
  • ✅ Code 5, Polygon
  • ❌ Code 6, Moire
  • ❌ Code 7, Thermal
  • ✅ Code 20, Vector line
  • ✅ Code 21, Center Line
  • ❌ Code 22, Lower Left Line
• ❌ Rotation around macro origin:
  • ❌ Code 1, Circle
  • ❌ Code 2, Vector line
  • ❌ Code 4, Outline
  • ❌ Code 5, Polygon
  • ❌ Code 6, Moire
  • ❌ Code 7, Thermal
  • ❌ Code 20, Vector line
  • ❌ Code 21, Center Line
  • ❌ Code 22, Lower Left Line
• ⛔ Expressions.
  • ⛔ Constants.
  • ⛔ Variables.
  • ⛔ Addition.
  • ⛔ Subtraction.
  • ⛔ Multiplication.
  • ⛔ Division.
  • ⛔ Unary + operator.
  • ⛔ Negation.
• ⛔ Variable definitions.

Aperture blocks

• 👽 Nested Line, aperture:
  • ✅ circle,
  • ✅ rectangle,
  • ✅ obround,
  • ✅ polygon,
  • 👽 macro.
• 👽 Nested Arc, aperture:
  • ✅ circle,
  • ✅ rectangle,
  • ✅ obround,
  • ✅ polygon,
  • 👽 macro.
• 👽 Nested Counter clockwise arc, aperture:
  • ✅ circle,
  • ✅ rectangle,
  • ✅ obround,
  • ✅ polygon,
  • 👽 macro.
• 👽 Nested Flash:
  • ✅ circle,
  • ✅ rectangle,
  • ✅ obround,
  • ✅ polygon,
  • 👽 macro.
• 👽 Nested regions (partial macro support).

Step and repeat

• 👽 Nested Line, aperture:
  • ✅ circle,
  • ✅ rectangle,
  • ✅ obround,
  • ✅ polygon,
  • 👽 macro.
• 👽 Nested Arc, aperture:
  • ✅ circle,
  • ✅ rectangle,
  • ✅ obround,
  • ✅ polygon,
  • 👽 macro.
• 👽 Nested Counter clockwise arc, aperture:
  • ✅ circle,
  • ✅ rectangle,
  • ✅ obround,
  • ✅ polygon,
  • 👽 macro.
• 👽 Nested Flash:
  • ✅ circle,
  • ✅ rectangle,
  • ✅ obround,
  • ✅ polygon,
  • 👽 macro.
• 👽 Nested regions (partial macro support).
• 👽 Nested blocks (partial macro support).

Supported DEPRECATED Gerber features

• ⛔ G54 - Select aperture. (Spec. 8.1.1)
• ⛔ G55 - Prepare for flash. (Spec. 8.1.1)
• ⛔ G70 - Set the 'Unit' to inch. (Spec. 8.1.1)
• ⛔ G71 - Set the 'Unit' to mm. (Spec. 8.1.1)
• ⛔ G90 - Set the 'Coordinate format' to 'Absolute notation'. (Spec. 8.1.1)

• ⛔ G91 - Set the 'Coordinate format' to 'Incremental notation'. (Spec. 8.1.1)

  • Important: Incremental notation itself is not supported and is not planned due to lack of test assets and expected complications during implementation.

• ⛔ M00 - Program stop. (Spec. 8.1.1)

• ⛔ M01 - Optional stop. (Spec. 8.1.1)
• ⛔ AS - Sets the 'Axes correspondence'. (Spec. 8.1.2)
• ⛔ IN - Sets the name of the file image. (Spec. 8.1.3)
• ⛔ IP - Sets the 'Image polarity'. (Spec. 8.1.4)
• ❌ IR - Sets 'Image rotation' graphics state parameter. (Spec. 8.1.5)
• ⛔ LN - Loads a name. (Spec. 8.1.6)
• ❌ MI - Sets 'Image mirroring' graphics state parameter (Spec. 8.1.7)
• ❌ OF - Sets 'Image offset' graphics state parameter (Spec. 8.1.8)
• ❌ SF - Sets 'Scale factor' graphics state parameter (Spec. 8.1.9)
• ✅ G74 - Sets single quadrant mode. (Spec. 8.1.10)
• 🚫 Format Specification (FS) Options. (Spec. 8.2.1)
• 🚫 Rectangular aperture hole in standard apertures. (Spec. 8.2.2)
• 👽 Draws and arcs wit rectangular apertures. (Spec. 8.2.3)
• ❌ Macro Primitive Code 2, Vector Line. (Spec 8.2.4)
• ❌ Macro Primitive Code 22, Lower Left Line. (Spec 8.2.5)
• ❌ Macro Primitive Code 6, Moiré. (Spec 8.2.6)
• ✅ Combining G01/G02/G03/G70/G71 and D01 in a single command. (Spec 8.3.1)
• ✅ Combining G01/G02/G03/G70/G71 and D02 in a single command. (Spec 8.3.1)
• ✅ Combining G01/G02/G03/G70/G71 and D03 in a single command. (Spec 8.3.1)
• ⛔ Coordinate Data without Operation Code. (Spec 8.3.2)
• ⛔ Style Variations in Command Codes. (Spec 8.3.3)
• ❌ Deprecated usage of SR. (Spec 8.3.4)

• ❌ Deprecated Attribute Values. (Spec 8.4)

  • Important: Incremental notation itself is not supported and is not planned due to lack of test assets and expected complications during implementation.

PS. I had great time adding emoji to this table.