Method parseMtlLine

loader/obj/obj.go:719–756

****************************************************************************** mtl parse functions */ Parses material file line, dispatching to specific parsers

(line string)

// Parses material file line, dispatching to specific parsers
func (dec *Decoder) parseMtlLine(line string) error {

	// Ignore empty lines
	fields := strings.Fields(line)
	if len(fields) == 0 {
		return nil
	}
	// Ignore comment lines
	ltype := fields[0]
	if strings.HasPrefix(ltype, "#") {
		return nil
	}
	switch ltype {
	case "newmtl":
		return dec.parseNewmtl(fields[1:])
	case "d":
		return dec.parseDissolve(fields[1:])
	case "Ka":
		return dec.parseKa(fields[1:])
	case "Kd":
		return dec.parseKd(fields[1:])
	case "Ke":
		return dec.parseKe(fields[1:])
	case "Ks":
		return dec.parseKs(fields[1:])
	case "Ni":
		return dec.parseNi(fields[1:])
	case "Ns":
		return dec.parseNs(fields[1:])
	case "illum":
		return dec.parseIllum(fields[1:])
	case "map_Kd":
		return dec.parseMapKd(fields[1:])
	default:
		dec.appendWarn(mtlType, "field not supported: "+ltype)
	}
	return nil
}

// Parses new material definition
// newmtl <mat_name>