RS274 NGC的使用

本文详细介绍了RS274 NGC的编译选项,包括轴存在选项、-DALL_AXES和-DAXIS_ERROR。通过makefile可以生成不同旋转轴组合的可执行程序。此外,还讲解了参数文件rs274ngc.tool_default和rs274ngc.var的作用,以及如何使用SAI进行RS274/NGC代码的解析和执行。用户可以通过输入文件或直接在终端交互运行SAI,并了解了块删除开关的功能。

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整体文件名称

一,makefile文件,在编译时三种类型的编译器选项

      (1)轴存在选项(axis existence options) -DAA,-DBB,and -DCC;
      (2)-DALL_AXES;
      ​(3)-DAXIS_ERROR.

prefix = /usr
COMPILE = g++ -c
LINK = g++
all: rs274
canon.o: canon_pre.cc canon.hh
	$(COMPILE) -o canon.o canon_pre.cc
canon_abc.o: canon_pre.cc canon.hh
	$(COMPILE) -DAA -DBB -DCC -o canon_abc.o canon_pre.cc
canon_ac.o: canon_pre.cc canon.hh
	$(COMPILE) -DAA -DCC -o canon_ac.o canon_pre.cc
canon_b.o: canon_pre.cc canon.hh
	$(COMPILE) -DBB -o canon_b.o canon_pre.cc
driver.o: driver.cc canon.hh rs274ngc.hh rs27
and debugged. Its widespread availability allows PCB professionals to exchange image drill and route securely and efficiently. The RS-274X format is simple, compact and unequivocal. It is easy to interpret. It describes an image with very high precision. It is complete: one single file describes an image. It is portable and easy to debug by its use of printable 7-bit ASCII characters. A well-constructed RS-274X file precisely defines the PCB image data and the functions of the different image elements. Unfortunately, poorly constructed or simply erroneous RS-274X files also circulate, sometimes leading to unjustified criticism of the format itself. Errors may be due to a misunderstanding of the format. With more than 25 years experience in CAM software we at Ucamco know which areas are most often misunderstood. This revision of the RS-274X specification explains these areas more clearly. Other files are not invalid but poorly constructed. Especially troublesome are painted or stroked pads and copper planes. Poorly constructed files take longer to process, require more manual work and increase the risk of errors. This revision of the RS-274X specification recommends constructions to make RS-274X files safer and more efficient, and hence fabrication more reliable, faster and cheaper. A few words must be said about RS-274-D or Standard Gerber. This format was developed to drive NC machine tools and was used for Gerber vector plotters in the 1960s and 1970s. It is not an image description format. It is amazing that it is still used. It is like using teletype paper tape to transfer text documents. We call on industry experts and professional organizations to discourage the use of the obsolete RS-274-D format. Although other data transfer formats have come into the market, they have not displaced RS-274X. The reason is simple. More than 90% of the problems in data transfer are due not to limitations in the RS-274X format but to poor practices and, worse, the use of RS-274
### 在Qt中集成或使用rs274ngc库的实现方法 要在Qt中集成或使用rs274ngc库进行CNC控制开发,需要遵循以下步骤和注意事项: #### 1. rs274ngc库的编译与配置 首先,确保rs274ngc库已正确编译。根据引用[^2],可以通过设置不同的编译选项(如`-DAA`、`-DBB`、`-DCC`等)来生成适合特定旋转轴组合的可执行程序。编译完成后,生成的库文件(如`.so`或`.a`文件)可以用于后续的Qt项目集成。 在Qt项目中,可以通过`.pro`文件指定外部库路径和包含目录。例如: ```plaintext LIBS += -L/path/to/rs274ngc/lib -lrs274ngc INCLUDEPATH += /path/to/rs274ngc/include ``` #### 2. Qt项目中的代码示例 以下是一个简单的示例代码,展示如何在Qt中加载rs274ngc库并调用其功能: ```cpp #include <QCoreApplication> #include <QDebug> #include "rs274ngc.h" // 确保头文件路径正确 int main(int argc, char *argv[]) { QCoreApplication a(argc, argv); // 初始化rs274ngc解析器 NgcParser parser; if (!parser.init()) { qCritical() << "Failed to initialize RS274NGC parser"; return -1; } // 加载刀具信息文件和参数信息文件 if (!parser.loadToolFile("rs274ngc.tool_default")) { qCritical() << "Failed to load tool file"; return -1; } if (!parser.loadVarFile("rs274ngc.var")) { qCritical() << "Failed to load var file"; return -1; } // 解析G代码文件 QString gcodeFile = "example.ngc"; QFile file(gcodeFile); if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) { qCritical() << "Failed to open G-code file:" << gcodeFile; return -1; } QTextStream in(&file); while (!in.atEnd()) { QString line = in.readLine(); if (!parser.parseLine(line.toUtf8().constData())) { qCritical() << "Error parsing line:" << line; break; } } qDebug() << "G-code parsing completed successfully"; return a.exec(); } ``` #### 3. 配置运行环境 根据引用[^1],确保rs274ngc的源码已正确下载并编译。如果使用的是GitHub上的源码(如`https://github.com/QGCoder/rs274ngc`),需要确保其版本与目标平台兼容。 此外,参考引用[^3]中的`moveType`枚举,可以在Qt中实现对不同运动类型的处理逻辑。例如: ```cpp switch (currentMoveType) { case MOVE_TYPE_ALINE: qDebug() << "Acceleration planned line"; break; case MOVE_TYPE_DWELL: qDebug() << "Delay with no movement"; break; case MOVE_TYPE_TOOL: qDebug() << "Tool change command"; break; // 其他类型... default: qDebug() << "Unknown move type"; break; } ``` #### 4. 注意事项 - 确保rs274ngc库的头文件路径和动态链接库路径已在Qt项目的`.pro`文件中正确配置。 - 根据引用[^2],`rs274ngc.tool_default`和`rs274ngc.var`是必需的配置文件,需确保它们存在于运行环境中。 - 如果需要支持多轴控制,可根据引用[^2]中的编译选项(如`-DALL_AXES`)重新编译rs274ngc库。 --- ### 示例代码总结 通过上述步骤,可以在Qt中成功集成rs274ngc库,并实现对G代码的解析与处理。关键在于正确配置库路径、加载必要的配置文件以及处理解析结果。 ---
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