求opengl方面的开发人员，给我点帮助？

2021-04-13 03:06:22 1k 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

OpenGL实线、虚线、点划线的绘制（16进制与2进制的巧妙结合）说明：实线很简单，指定两个顶点画出来就行了，关键在于用虚线、点划线绘制直线，很有意思重要的函数： glEnable(GL_LINE_STIPPLE);//打开画线模式 glLineStipple(GLint factor,GLushort pattern);//建立画线的模式 factor参数充当倍数，结合pattern和代码理解，比如factor为2时代表pattern中每位在一行中充当两... 阅读详情

目前从事vc(MFC)+opengl开发，需要用到交互画几何图形，比如在view下，用鼠标单击拖动，任意画个几何图形，请问如何实现？给一点示例代码。

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openGL绘制点，线 #include "stdafx.h"#include&lt;Windows.h&gt;#include"gl.h"#include"glut.h"//渲染场景void RenderScene(void){ glClear(GL_COLOR_BUFFER_BIT);//用当前颜色填充窗口 glColor3f(1.0f, 0.0f, 0.0f);//设置当前的绘图RGB颜色值 GLfloat si... 阅读详情

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源代码大师 2021-05-12

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希望对您有帮助，盼采纳：https://blog.csdn.net/it_xiangqiang/category_10898660.html

草履虫程序员 2021-04-21

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引用 9 楼 superdai 的回复:

那你这个就是要做编辑器啊，类似3dmax之类。知识点不一样

没错，属于简单的计算机辅助设计小工具。

superdai 2021-04-21

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那你这个就是要做编辑器啊，类似3dmax之类。知识点不一样

草履虫程序员 2021-04-18

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引用 7 楼 schlafenhamster 的回复:

有些是有大小参数的如 void auxSolidSphere (GLdouble radius)// 实形球（半径）

这个我可以查手册，主要是想给个交互的例子。

schlafenhamster 2021-04-17

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有些是有大小参数的如 void auxSolidSphere (GLdouble radius)// 实形球（半径）

草履虫程序员 2021-04-16

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引用 5 楼 schlafenhamster 的回复:

//SHAPES.C #include <windows.h> #include <stdio.h> #include <stdlib.h> #include <math.h> #include <GL/gl.h> #include <GL/glu.h> #include "3d.h" #define SPHEREWIRE 0 #define CUBEWIRE 1 #define BOXWIRE 2 #define TORUSWIRE 3 #define CYLINDERWIRE 4 #define ICOSAWIRE 5 #define OCTAWIRE 6 #define TETRAWIRE 7 #define DODECAWIRE 8 #define CONEWIRE 9 #define SPHERESOLID 10 #define CUBESOLID 11 #define BOXSOLID 12 #define TORUSSOLID 13 #define CYLINDERSOLID 14 #define ICOSASOLID 15 #define OCTASOLID 16 #define TETRASOLID 17 #define DODECASOLID 18 #define CONESOLID 19 #define PI ((GLdouble)3.1415926535897) GLuint findList (int index, GLdouble *paramArray, int size); int compareParams (GLdouble *oneArray, GLdouble *twoArray,int size); GLuint makeModelPtr (int index, GLdouble *sizeArray, int count); void drawbox(GLdouble, GLdouble, GLdouble,GLdouble, GLdouble, GLdouble, GLenum); void doughnut(GLdouble, GLdouble, GLint, GLint, GLenum); void icosahedron(GLdouble *,GLdouble, GLenum); void octahedron(GLdouble *, GLdouble, GLenum); void tetrahedron(GLdouble *, GLdouble, GLenum); void subdivide(int,GLdouble *,GLdouble *,GLdouble *,GLdouble *,GLdouble,GLenum,int); void drawtriangle(int, int, int,GLdouble *,GLdouble,GLenum,int); void recorditem(GLdouble *, GLdouble *, GLdouble *, GLdouble *, GLdouble, GLenum, int); void initdodec(void); void dodecahedron(GLdouble *, GLdouble, GLenum); void pentagon(int, int, int, int, int, GLenum); /* structure for each geometric object */ typedef struct model { GLuint list; /* display list to render object */ struct model *ptr; /* pointer to next object */ int numParam; /* # of parameters */ GLdouble *params; /* array with parameters */ } MODEL, *MODELPTR; /* array of linked lists--used to keep track of display lists * for each different type of geometric object. */ static MODELPTR lists[25] = {0}; // void auxWireSphere (GLdouble radius) { GLUquadricObj *quadObj; GLdouble *sizeArray; GLuint displayList; sizeArray = (GLdouble *)malloc(sizeof (GLdouble) * 1); *sizeArray = radius; displayList = findList (SPHEREWIRE, sizeArray, 1); if (displayList == 0) { glNewList(makeModelPtr (SPHEREWIRE, sizeArray, 1),GL_COMPILE_AND_EXECUTE); quadObj = gluNewQuadric (); gluQuadricDrawStyle (quadObj, GLU_LINE); gluSphere (quadObj, radius, 16, 16); glEndList(); } else { glCallList(displayList); free (sizeArray); } } // void auxSolidSphere (GLdouble radius) { GLUquadricObj *quadObj; GLdouble *sizeArray; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 1); *sizeArray = radius; displayList = findList (SPHERESOLID, sizeArray, 1); if (displayList == 0) { glNewList(makeModelPtr (SPHERESOLID, sizeArray, 1),GL_COMPILE_AND_EXECUTE); quadObj = gluNewQuadric (); gluQuadricDrawStyle (quadObj, GLU_FILL); gluQuadricNormals (quadObj, GLU_SMOOTH); gluSphere (quadObj, radius, 16, 16); glEndList(); } else { glCallList(displayList); free (sizeArray); } } /* Render wire frame or solid cube. If no display list with * the current model size exists, create a new display list. */ void auxWireCube (GLdouble size) { GLdouble *sizeArray; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 1); *sizeArray = size; displayList = findList (CUBEWIRE, sizeArray, 1); if (displayList == 0) { glNewList(makeModelPtr (CUBEWIRE, sizeArray, 1), GL_COMPILE_AND_EXECUTE);// ListMode drawbox(-size/(GLdouble)2.,size/(GLdouble)2., -size/(GLdouble)2., size/(GLdouble)2., -size/(GLdouble)2.,size/(GLdouble)2.,GL_LINE_LOOP); glEndList(); } else { glCallList(displayList); free (sizeArray); } } // void auxSolidCube (GLdouble size) { GLdouble *sizeArray; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 1); *sizeArray = size; displayList = findList (CUBESOLID, sizeArray, 1); if (displayList == 0) { glNewList(makeModelPtr (CUBESOLID, sizeArray, 1), GL_COMPILE_AND_EXECUTE); drawbox(-size/(GLdouble)2.,size/(GLdouble)2.,-size/(GLdouble)2.,size/(GLdouble)2.,-size/(GLdouble)2.,size/(GLdouble)2.,GL_QUADS); glEndList(); } else { glCallList(displayList); free (sizeArray); } } /* Render wire frame or solid cube. If no display list with * the current model size exists, create a new display list. */ void auxWireBox (GLdouble width, GLdouble height, GLdouble depth) { GLdouble *sizeArray, *tmp; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 3); tmp = sizeArray; *tmp++ = width; *tmp++ = height; *tmp++ = depth; displayList = findList (BOXWIRE, sizeArray, 3); if (displayList == 0) { glNewList(makeModelPtr (BOXWIRE, sizeArray, 3),GL_COMPILE_AND_EXECUTE); drawbox(-width/(GLdouble)2., width/(GLdouble)2., -height/(GLdouble)2., height/(GLdouble)2.,-depth/(GLdouble)2., depth/(GLdouble)2., GL_LINE_LOOP); glEndList(); } else { glCallList(displayList); free (sizeArray); } } // void auxSolidBox (GLdouble width, GLdouble height, GLdouble depth) { GLdouble *sizeArray, *tmp; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 3); tmp = sizeArray; *tmp++ = width; *tmp++ = height; *tmp++ = depth; displayList = findList (BOXSOLID, sizeArray, 3); if (displayList == 0) { glNewList(makeModelPtr (BOXSOLID, sizeArray, 3), GL_COMPILE_AND_EXECUTE); drawbox(-width/(GLdouble)2., width/(GLdouble)2., -height/(GLdouble)2.,height/(GLdouble)2., -depth/(GLdouble)2., depth/(GLdouble)2., GL_QUADS); glEndList(); } else { glCallList(displayList); free (sizeArray); } } /* Render wire frame or solid tori. If no display list with * the current model size exists, create a new display list. */ void auxWireTorus (GLdouble innerRadius, GLdouble outerRadius) { GLdouble *sizeArray, *tmp; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 2); tmp = sizeArray; *tmp++ = innerRadius; *tmp++ = outerRadius; displayList = findList (TORUSWIRE, sizeArray, 2); if (displayList == 0) { glNewList(makeModelPtr (TORUSWIRE, sizeArray, 2), GL_COMPILE_AND_EXECUTE); doughnut(innerRadius, outerRadius, 5, 10, GL_LINE_LOOP); glEndList(); } else { glCallList(displayList); free (sizeArray); } } // void auxSolidTorus (GLdouble innerRadius, GLdouble outerRadius) { GLdouble *sizeArray, *tmp; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 2); tmp = sizeArray; *tmp++ = innerRadius; *tmp++ = outerRadius; displayList = findList (TORUSSOLID, sizeArray, 2); if (displayList == 0) { glNewList(makeModelPtr (TORUSSOLID, sizeArray, 2), GL_COMPILE_AND_EXECUTE); doughnut(innerRadius, outerRadius, 8, 15, GL_QUADS); glEndList(); } else { glCallList(displayList); free (sizeArray); } } /* Render wire frame or solid cylinders. If no display list with * the current model size exists, create a new display list. */ void auxWireCylinder (GLdouble radius, GLdouble height) { GLUquadricObj *quadObj; GLdouble *sizeArray, *tmp; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 2); tmp = sizeArray; *tmp++ = radius; *tmp++ = height; displayList = findList (CYLINDERWIRE, sizeArray, 2); if (displayList == 0) { glNewList(makeModelPtr (CYLINDERWIRE, sizeArray, 2),GL_COMPILE_AND_EXECUTE); glPushMatrix (); glRotatef ((GLfloat)90.0, (GLfloat)1.0, (GLfloat)0.0, (GLfloat)0.0); // glTranslatef ((GLfloat)0.0, (GLfloat)0.0, (GLfloat)-1.0);//y ^ quadObj = gluNewQuadric (); gluQuadricDrawStyle (quadObj,GLU_LINE); gluCylinder (quadObj, radius, radius, height, 12, 2); glPopMatrix (); glEndList(); } else { glCallList(displayList); free (sizeArray); } } // void auxSolidCylinder (GLdouble radius, GLdouble height) { GLUquadricObj *quadObj; GLdouble *sizeArray, *tmp; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 2); tmp = sizeArray; *tmp++ = radius; *tmp++ = height; displayList = findList (CYLINDERWIRE, sizeArray, 2); if (displayList == 0) { glNewList(makeModelPtr (CYLINDERWIRE, sizeArray, 2),GL_COMPILE_AND_EXECUTE); glPushMatrix (); glRotatef((GLfloat)90.0, (GLfloat)1.0, (GLfloat)0.0, (GLfloat)0.0); glTranslatef ((GLfloat)0.0, (GLfloat)0.0, (GLfloat)-1.0); quadObj = gluNewQuadric (); gluQuadricDrawStyle (quadObj, GLU_FILL); gluQuadricNormals (quadObj, GLU_SMOOTH); gluCylinder (quadObj, radius, radius, height, 12, 2); glPopMatrix (); glEndList(); } else { glCallList(displayList); free (sizeArray); } } /* Render wire frame or solid icosahedra. If no display list with * the current model size exists, create a new display list. */ void auxWireIcosahedron (GLdouble radius) { GLdouble *sizeArray; GLuint displayList; GLdouble center[3] = {(GLdouble)0.0, (GLdouble)0.0, (GLdouble)0.0}; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 1); *sizeArray = radius; displayList = findList (ICOSAWIRE, sizeArray, 1); if (displayList == 0) { glNewList(makeModelPtr(ICOSAWIRE, sizeArray, 1),GL_COMPILE_AND_EXECUTE); icosahedron (center, radius, GL_LINE_LOOP); glEndList(); } else { glCallList(displayList); free (sizeArray); } } // void auxSolidIcosahedron (GLdouble radius) { GLdouble *sizeArray; GLuint displayList; GLdouble center[3] = {(GLdouble)0.0, (GLdouble)0.0, (GLdouble)0.0}; sizeArray = (GLdouble *)malloc (sizeof (GLdouble) * 1); *sizeArray = radius; displayList = findList (ICOSASOLID, sizeArray, 1); if (displayList == 0) { glNewList(makeModelPtr (ICOSASOLID, sizeArray, 1),GL_COMPILE_AND_EXECUTE); icosahedron (center, radius,GL_TRIANGLES); glEndList(); } else { glCallList(displayList); free (sizeArray); } } /* Render wire frame or solid octahedra. If no display list with * the current model size exists, create a new display list. */

你这是固定画几何图形的么？

schlafenhamster 2021-04-15

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//SHAPES.C #include <windows.h> #include <stdio.h> #include <stdlib.h> #include <math.h> #include <GL/gl.h> #include <GL/glu.h> #include "3d.h" #define SPHEREWIRE 0 #define CUBEWIRE 1 #define BOXWIRE 2 #define TORUSWIRE 3 #define CYLINDERWIRE 4 #define ICOSAWIRE 5 #define OCTAWIRE 6 #define TETRAWIRE 7 #define DODECAWIRE 8 #define CONEWIRE 9 #define SPHERESOLID 10 #define CUBESOLID 11 #define BOXSOLID 12 #define TORUSSOLID 13 #define CYLINDERSOLID 14 #define ICOSASOLID 15 #define OCTASOLID 16 #define TETRASOLID 17 #define DODECASOLID 18 #define CONESOLID 19 #define PI ((GLdouble)3.1415926535897) GLuint findList (int index, GLdouble *paramArray, int size); int compareParams (GLdouble *oneArray, GLdouble *twoArray,int size); GLuint makeModelPtr (int index, GLdouble *sizeArray, int count); void drawbox(GLdouble, GLdouble, GLdouble,GLdouble, GLdouble, GLdouble, GLenum); void doughnut(GLdouble, GLdouble, GLint, GLint, GLenum); void icosahedron(GLdouble *,GLdouble, GLenum); void octahedron(GLdouble *, GLdouble, GLenum); void tetrahedron(GLdouble *, GLdouble, GLenum); void subdivide(int,GLdouble *,GLdouble *,GLdouble *,GLdouble *,GLdouble,GLenum,int); void drawtriangle(int, int, int,GLdouble *,GLdouble,GLenum,int); void recorditem(GLdouble *, GLdouble *, GLdouble *, GLdouble *, GLdouble, GLenum, int); void initdodec(void); void dodecahedron(GLdouble *, GLdouble, GLenum); void pentagon(int, int, int, int, int, GLenum); /* structure for each geometric object */ typedef struct model { GLuint list; /* display list to render object */ struct model *ptr; /* pointer to next object */ int numParam; /* # of parameters */ GLdouble *params; /* array with parameters */ } MODEL, *MODELPTR; /* array of linked lists--used to keep track of display lists * for each different type of geometric object. */ static MODELPTR lists[25] = {0}; // void auxWireSphere (GLdouble radius) { GLUquadricObj *quadObj; GLdouble *sizeArray; GLuint displayList; sizeArray = (GLdouble *)malloc(sizeof (GLdouble) * 1); *sizeArray = radius; displayList = findList (SPHEREWIRE, sizeArray, 1); if (displayList == 0) { glNewList(makeModelPtr (SPHEREWIRE, sizeArray, 1),GL_COMPILE_AND_EXECUTE); quadObj = gluNewQuadric (); gluQuadricDrawStyle (quadObj, GLU_LINE); gluSphere (quadObj, radius, 16, 16); glEndList(); } else { glCallList(displayList); free (sizeArray); } } // void auxSolidSphere (GLdouble radius) { GLUquadricObj *quadObj; GLdouble *sizeArray; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 1); *sizeArray = radius; displayList = findList (SPHERESOLID, sizeArray, 1); if (displayList == 0) { glNewList(makeModelPtr (SPHERESOLID, sizeArray, 1),GL_COMPILE_AND_EXECUTE); quadObj = gluNewQuadric (); gluQuadricDrawStyle (quadObj, GLU_FILL); gluQuadricNormals (quadObj, GLU_SMOOTH); gluSphere (quadObj, radius, 16, 16); glEndList(); } else { glCallList(displayList); free (sizeArray); } } /* Render wire frame or solid cube. If no display list with * the current model size exists, create a new display list. */ void auxWireCube (GLdouble size) { GLdouble *sizeArray; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 1); *sizeArray = size; displayList = findList (CUBEWIRE, sizeArray, 1); if (displayList == 0) { glNewList(makeModelPtr (CUBEWIRE, sizeArray, 1), GL_COMPILE_AND_EXECUTE);// ListMode drawbox(-size/(GLdouble)2.,size/(GLdouble)2., -size/(GLdouble)2., size/(GLdouble)2., -size/(GLdouble)2.,size/(GLdouble)2.,GL_LINE_LOOP); glEndList(); } else { glCallList(displayList); free (sizeArray); } } // void auxSolidCube (GLdouble size) { GLdouble *sizeArray; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 1); *sizeArray = size; displayList = findList (CUBESOLID, sizeArray, 1); if (displayList == 0) { glNewList(makeModelPtr (CUBESOLID, sizeArray, 1), GL_COMPILE_AND_EXECUTE); drawbox(-size/(GLdouble)2.,size/(GLdouble)2.,-size/(GLdouble)2.,size/(GLdouble)2.,-size/(GLdouble)2.,size/(GLdouble)2.,GL_QUADS); glEndList(); } else { glCallList(displayList); free (sizeArray); } } /* Render wire frame or solid cube. If no display list with * the current model size exists, create a new display list. */ void auxWireBox (GLdouble width, GLdouble height, GLdouble depth) { GLdouble *sizeArray, *tmp; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 3); tmp = sizeArray; *tmp++ = width; *tmp++ = height; *tmp++ = depth; displayList = findList (BOXWIRE, sizeArray, 3); if (displayList == 0) { glNewList(makeModelPtr (BOXWIRE, sizeArray, 3),GL_COMPILE_AND_EXECUTE); drawbox(-width/(GLdouble)2., width/(GLdouble)2., -height/(GLdouble)2., height/(GLdouble)2.,-depth/(GLdouble)2., depth/(GLdouble)2., GL_LINE_LOOP); glEndList(); } else { glCallList(displayList); free (sizeArray); } } // void auxSolidBox (GLdouble width, GLdouble height, GLdouble depth) { GLdouble *sizeArray, *tmp; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 3); tmp = sizeArray; *tmp++ = width; *tmp++ = height; *tmp++ = depth; displayList = findList (BOXSOLID, sizeArray, 3); if (displayList == 0) { glNewList(makeModelPtr (BOXSOLID, sizeArray, 3), GL_COMPILE_AND_EXECUTE); drawbox(-width/(GLdouble)2., width/(GLdouble)2., -height/(GLdouble)2.,height/(GLdouble)2., -depth/(GLdouble)2., depth/(GLdouble)2., GL_QUADS); glEndList(); } else { glCallList(displayList); free (sizeArray); } } /* Render wire frame or solid tori. If no display list with * the current model size exists, create a new display list. */ void auxWireTorus (GLdouble innerRadius, GLdouble outerRadius) { GLdouble *sizeArray, *tmp; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 2); tmp = sizeArray; *tmp++ = innerRadius; *tmp++ = outerRadius; displayList = findList (TORUSWIRE, sizeArray, 2); if (displayList == 0) { glNewList(makeModelPtr (TORUSWIRE, sizeArray, 2), GL_COMPILE_AND_EXECUTE); doughnut(innerRadius, outerRadius, 5, 10, GL_LINE_LOOP); glEndList(); } else { glCallList(displayList); free (sizeArray); } } // void auxSolidTorus (GLdouble innerRadius, GLdouble outerRadius) { GLdouble *sizeArray, *tmp; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 2); tmp = sizeArray; *tmp++ = innerRadius; *tmp++ = outerRadius; displayList = findList (TORUSSOLID, sizeArray, 2); if (displayList == 0) { glNewList(makeModelPtr (TORUSSOLID, sizeArray, 2), GL_COMPILE_AND_EXECUTE); doughnut(innerRadius, outerRadius, 8, 15, GL_QUADS); glEndList(); } else { glCallList(displayList); free (sizeArray); } } /* Render wire frame or solid cylinders. If no display list with * the current model size exists, create a new display list. */ void auxWireCylinder (GLdouble radius, GLdouble height) { GLUquadricObj *quadObj; GLdouble *sizeArray, *tmp; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 2); tmp = sizeArray; *tmp++ = radius; *tmp++ = height; displayList = findList (CYLINDERWIRE, sizeArray, 2); if (displayList == 0) { glNewList(makeModelPtr (CYLINDERWIRE, sizeArray, 2),GL_COMPILE_AND_EXECUTE); glPushMatrix (); glRotatef ((GLfloat)90.0, (GLfloat)1.0, (GLfloat)0.0, (GLfloat)0.0); // glTranslatef ((GLfloat)0.0, (GLfloat)0.0, (GLfloat)-1.0);//y ^ quadObj = gluNewQuadric (); gluQuadricDrawStyle (quadObj,GLU_LINE); gluCylinder (quadObj, radius, radius, height, 12, 2); glPopMatrix (); glEndList(); } else { glCallList(displayList); free (sizeArray); } } // void auxSolidCylinder (GLdouble radius, GLdouble height) { GLUquadricObj *quadObj; GLdouble *sizeArray, *tmp; GLuint displayList; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 2); tmp = sizeArray; *tmp++ = radius; *tmp++ = height; displayList = findList (CYLINDERWIRE, sizeArray, 2); if (displayList == 0) { glNewList(makeModelPtr (CYLINDERWIRE, sizeArray, 2),GL_COMPILE_AND_EXECUTE); glPushMatrix (); glRotatef((GLfloat)90.0, (GLfloat)1.0, (GLfloat)0.0, (GLfloat)0.0); glTranslatef ((GLfloat)0.0, (GLfloat)0.0, (GLfloat)-1.0); quadObj = gluNewQuadric (); gluQuadricDrawStyle (quadObj, GLU_FILL); gluQuadricNormals (quadObj, GLU_SMOOTH); gluCylinder (quadObj, radius, radius, height, 12, 2); glPopMatrix (); glEndList(); } else { glCallList(displayList); free (sizeArray); } } /* Render wire frame or solid icosahedra. If no display list with * the current model size exists, create a new display list. */ void auxWireIcosahedron (GLdouble radius) { GLdouble *sizeArray; GLuint displayList; GLdouble center[3] = {(GLdouble)0.0, (GLdouble)0.0, (GLdouble)0.0}; sizeArray = (GLdouble *) malloc (sizeof (GLdouble) * 1); *sizeArray = radius; displayList = findList (ICOSAWIRE, sizeArray, 1); if (displayList == 0) { glNewList(makeModelPtr(ICOSAWIRE, sizeArray, 1),GL_COMPILE_AND_EXECUTE); icosahedron (center, radius, GL_LINE_LOOP); glEndList(); } else { glCallList(displayList); free (sizeArray); } } // void auxSolidIcosahedron (GLdouble radius) { GLdouble *sizeArray; GLuint displayList; GLdouble center[3] = {(GLdouble)0.0, (GLdouble)0.0, (GLdouble)0.0}; sizeArray = (GLdouble *)malloc (sizeof (GLdouble) * 1); *sizeArray = radius; displayList = findList (ICOSASOLID, sizeArray, 1); if (displayList == 0) { glNewList(makeModelPtr (ICOSASOLID, sizeArray, 1),GL_COMPILE_AND_EXECUTE); icosahedron (center, radius,GL_TRIANGLES); glEndList(); } else { glCallList(displayList); free (sizeArray); } } /* Render wire frame or solid octahedra. If no display list with * the current model size exists, create a new display list. */ void auxWireOctahedron (GLdouble radius) { GLdouble *sizeArray; GLuint displayList;

草履虫程序员 2021-04-15

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引用 3 楼丁劲犇的回复:

https://github.com/ArsMasiuk/qvge

qt开发的吗？

草履虫程序员 2021-04-14

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引用 1 楼丁劲犇的回复:

没搞过。不过，应该和2D差不多。记录鼠标按键按下的位置。跟踪鼠标移动并刷新一些效果，在鼠标释放时创建对象。

2d的你有例子吗？学习下。

丁劲犇 2021-04-14

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没搞过。不过，应该和2D差不多。记录鼠标按键按下的位置。跟踪鼠标移动并刷新一些效果，在鼠标释放时创建对象。

丁劲犇 2021-04-14

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https://github.com/ArsMasiuk/qvge

求opengl方面的开发人员，给我点帮助？

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