// 3Dオブジェクトを描画(引数によって変化)
void mySelectWire(int i){
switch(i){
case 0:
glutWireSphere( 30.0, 10, 10);
break;
case 1:
glutWireCube( 40.0 );
break;
case 2:
glScalef( 1.5, 1.5, 1.5 );
glutWireTorus( 10.0, 20.0, 20, 6);
break;
case 3:
glScalef( 40.0, 40.0, 40.0 );
glutWireTetrahedron();
break;
case 4:
glTranslatef( 0.0, 0.0, 10.0 );
glRotatef( 90.0, 1.0, 0.0, 0.0 );
glutWireTeapot( 40.0 );
break;
default:
glutWireIcosahedron();
printf("EROOR: Wire_count\n");
break;
}
}
void displayWirePolyhedra (void)
{
glClear (GL_COLOR_BUFFER_BIT);
glColor3f (0.0, 0.0, 1.0);
gluLookAt (5.0, 5.0, 5.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0);
//draw cube
glScalef (1.5, 2.0, 1.0);
glutWireCube (1.0);
//draw d12
glScalef (0.8, 0.5, 0.8);
glTranslatef (-6.0, -5.0, 0.0);
glutWireDodecahedron ();
//draw d4
glTranslatef (8.6, 8.6, 2.0);
glutWireTetrahedron ();
//draw d8
glTranslatef (-3.0, -1.0, 0.0);
glutWireOctahedron ();
//draw d20
glScalef (0.8, 0.8, 1.0);
glTranslatef (4.3, -2.0, 0.5);
glutWireIcosahedron ();
glFlush ();
}
void displayFcn(void) {
glClear(GL_COLOR_BUFFER_BIT);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(x0, yO, z0, 0, 0, 0, 0, 1, 0);
glColor3f(color[0], color[1], color[2]);
if (toggle)
glRotatef(rotTheta += 3, 0.0, 1.0, 0.0);
glScalef(scale, scale, scale);
if (solid) {
switch (poly) {
case 1:
glutSolidCube(1.0);
break;
case 2:
glutSolidDodecahedron();
break;
case 3:
glutSolidTetrahedron();
break;
case 4:
glutSolidOctahedron();
break;
case 5:
glutSolidIcosahedron();
break;
case 6:
glutSolidIcosahedron();
break;
}
}
else {
switch (poly) {
case 1:
glutWireCube(1.0);
break;
case 2:
glutWireDodecahedron();
break;
case 3:
glutWireTetrahedron();
break;
case 4:
glutWireOctahedron();
break;
case 5:
glutWireIcosahedron();
break;
case 6:
glutWireIcosahedron();
break;
}
}
glPopMatrix();
glutSwapBuffers();
glFlush();
}
//------------------------------------------------------------------------------
void npGlutPrimitive (int primitive)
{
switch (primitive)
{
case kNPgeoCubeWire :
glScalef (0.6f, 0.6f, 0.6f);
glutWireCube(2.0f);
glScalef (1.666667f, 1.666667f, 1.666667f);
break;
case kNPgeoCube :
glScalef (0.6f, 0.6f, 0.6f);
glutSolidCube(2.0f);
glScalef (1.666667f, 1.666667f, 1.666667f);
break;
case kNPgeoSphereWire : glutWireSphere( 1.0f, 24, 12); break;//15, 15 ); break;
case kNPgeoSphere : glutSolidSphere( 1.0f, 24, 12 ); break;
case kNPgeoConeWire : glutWireCone( 1.0f, 2.0f, 24, 1 ); break;
case kNPgeoCone : glutSolidCone( 1.0f, 2.0f, 24, 1 ); break;
case kNPgeoTorusWire : glutWireTorus(kNPtorusRadius * 0.1f, kNPtorusRadius, 7, 16); break;
case kNPgeoTorus : glutSolidTorus(kNPtorusRadius * 0.1f, kNPtorusRadius, 7, 16); break;
case kNPgeoDodecahedronWire :
glScalef (0.6f, 0.6f, 0.6f);
glutWireDodecahedron();
glScalef (1.666667f, 1.666667f, 1.666667f);
break;
case kNPgeoDodecahedron :
glScalef (0.6f, 0.6f, 0.6f);
glutSolidDodecahedron();
glScalef (1.666667f, 1.666667f, 1.666667f);
break;
case kNPgeoOctahedronWire : glutWireOctahedron(); break;
case kNPgeoOctahedron : glutSolidOctahedron(); break;
case kNPgeoTetrahedronWire : glutWireTetrahedron(); break;
case kNPgeoTetrahedron : glutSolidTetrahedron(); break;
case kNPgeoIcosahedronWire : glutWireIcosahedron(); break;
case kNPgeoIcosahedron : glutSolidIcosahedron(); break;
// case kNPglutWireTeapot : glutWireTeapot( 2.0f ); break;
// case kNPglutSolidTeapot : glutSolidTeapot( 2.0f ); break;
default : glutWireTetrahedron(); break;
}
}
void Display(void)
{
glClear(GL_COLOR_BUFFER_BIT); //用当前背景色填充窗口
glMatrixMode(GL_MODELVIEW); //制定设置模型视图变换参数
glLoadIdentity(); //消除以前的变换
glRotatef(xRot,1.0f,0.0f,0.0f); //绕X轴旋转图形
glRotatef(yRot,0.0f,1.0f,0.0f); //绕y轴旋转图形
switch(iMode)
{
case 1:
glutWireTetrahedron();break; //绘制线框正四面体
case 2:
glutSolidTetrahedron();break; //绘制实体正四面体
case 3:
glutWireOctahedron();break; //绘制线框正八面体
case 4:
glutSolidOctahedron();break;//绘制实体正八面体
case 5:
glutWireSphere(1.0f,15,15);break; //绘制线框球
case 6:
glutSolidSphere(1.0f,15,15);break;//绘制实体球
case 7:
glutWireTeapot(1.0f);break; //绘制线框茶壶
case 8:
glutSolidTeapot(1.0f);break;//绘制实体茶壶
case 9:
gluSphere(obj,1.0f,15,15);break; //绘制二次曲面（球）
case 10:
gluCylinder(obj,1.0f,0.0f,1.0f,15,15);break;//绘制二次曲面（圆锥）
case 11:
gluPartialDisk(obj,0.3f,0.8f,15,15,30.0f,260.0f);break; //绘制二次曲面（圆环）
default:
break;
}
}
void menu (int valor)
{
switch (valor)
{
case 1:
{
glutWireTorus(0.5, 1.0, 20, 20);
break;
}
case 2:
{
glutWireTeapot(1);
break;
}
case 3:
{
glutWireIcosahedron();
break;
}
case 4:
{
glutWireCone(1.0, 1.0, 10, 10);
break;
}
case 5:
{
glutWireOctahedron();
break;
}
case 6:
{
glutWireTetrahedron();
break;
}
case 7:
exit(0);
}
}
/*
* Class: gruenewa_opengl_GLUT__
* Method: glutWireTetrahedron
* Signature: ()V
*/
JNIEXPORT void JNICALL Java_gruenewa_opengl_GLUT_00024_glutWireTetrahedron
(JNIEnv * jenv, jobject jobj) {
glutWireTetrahedron();
}
// DRAW
//-------------------------------------------------
void Object3D::Draw ()
{
// daca nu este vizibil, nu-l desenam
if(!Visible)
return;
glPushMatrix();
// translatie
glTranslatef( translation.x , translation.y , translation.z );
// rotatie
glRotatef( rotation.x , 1.0 , 0.0 , 0.0 );
glRotatef( rotation.y , 0.0 , 1.0 , 0.0 );
glRotatef( rotation.z , 0.0 , 0.0 , 1.0 );
// scalare
glScalef( scale.x , scale.y , scale.z);
// setari de material :
// daca nu este selectat
if( !selected )
{
// culoare normala
glColor3f(color.x,color.y,color.z);
glMaterialfv(GL_FRONT_AND_BACK,GL_AMBIENT_AND_DIFFUSE,(Vector4D(color.x,color.y,color.z,1)).Array());
}
else
{
// culoarea atunci cand obiectul este selectat
glColor3f(SelectedColor.x, SelectedColor.y, SelectedColor.z);
glMaterialfv(GL_FRONT_AND_BACK,GL_AMBIENT_AND_DIFFUSE,(Vector4D(SelectedColor.x,SelectedColor.y,SelectedColor.z,1)).Array());
}
// culoare speculara, default
glMaterialfv(GL_FRONT_AND_BACK,GL_SPECULAR,(Vector4D(0.1,0.1,0.1,1)).Array());
//culoae emisiva
if(emission==true)
glMaterialfv(GL_FRONT_AND_BACK, GL_EMISSION, Vector4D(Vector4D(color.x,color.y,color.z,1)).Array());
else
glMaterialfv(GL_FRONT_AND_BACK, GL_EMISSION, Vector4D(0, 0, 0, 0).Array());
// daca este wireframe
if( Wireframe )
switch( Type )
{
// cub wireframe
case Cube : glutWireCube(1.0); break;
// sfera wireframe
case Sphere : glutWireSphere(1.0, levelOfDetail, levelOfDetail); break;
// ceainic wireframe
case MyTeapot: glutWireTeapot(1); break;
// lampa wireframe
case MyLamp: glutWireCone(1.0,2.0,(int)levelOfDetail,(int)levelOfDetail); break;
// inamic wireframe
case MyEnemy: glutWireDodecahedron(); break;
// extra inamic wireframe
case ExtraEnemy: glutWireTetrahedron(); break;
// orice alt obiect, specificat de programator
case Custom : customDraw();
}
// daca nu este wireframe
else
switch( Type )
{
// cub solid
case Cube : glutSolidCube(1.0); break;
// sfera solida
case Sphere : glutSolidSphere(1.0, levelOfDetail, levelOfDetail); break;
// ceainic solid
case MyTeapot: glutSolidTeapot(1); break;
// lampa solida
case MyLamp: glutSolidCone(1.0,2.0,(int)levelOfDetail,(int)levelOfDetail); break;
// inamic solid
case MyEnemy: glutSolidDodecahedron();
// extra inamic solid
case ExtraEnemy: glutSolidTetrahedron(); break;
// orice alt obiect, specificat de programator
case Custom : customDraw();
}
glPopMatrix();
}
static void hugsprim_glutWireTetrahedron_8(HugsStackPtr hugs_root)
{
glutWireTetrahedron();
hugs->returnIO(hugs_root,0);
}
static void drawWireTetrahedron(void) { glutWireTetrahedron (); }
/** WireTetrahedron () -> None
*/
static int glut_wire_tetrahedron(lua_State *L) {
glutWireTetrahedron();
}
void
displayFunc(void)
{
static int shape = 1;
fprintf(stderr, " %d", shape);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
switch (shape) {
case 1:
glutWireSphere(1.0, 20, 20);
break;
case 2:
glutSolidSphere(1.0, 20, 20);
break;
case 3:
glutWireCone(1.0, 1.0, 20, 20);
break;
case 4:
glutSolidCone(1.0, 1.0, 20, 20);
break;
case 5:
glutWireCube(1.0);
break;
case 6:
glutSolidCube(1.0);
break;
case 7:
glutWireTorus(0.5, 1.0, 15, 15);
break;
case 8:
glutSolidTorus(0.5, 1.0, 15, 15);
break;
case 9:
glutWireDodecahedron();
break;
case 10:
glutSolidDodecahedron();
break;
case 11:
glutWireTeapot(1.0);
break;
case 12:
glutSolidTeapot(1.0);
break;
case 13:
glutWireOctahedron();
break;
case 14:
glutSolidOctahedron();
break;
case 15:
glutWireTetrahedron();
break;
case 16:
glutSolidTetrahedron();
break;
case 17:
glutWireIcosahedron();
break;
case 18:
glutSolidIcosahedron();
break;
default:
printf("\nPASS: test16\n");
exit(0);
}
glutSwapBuffers();
shape += 1;
sleep(1);
glutPostRedisplay();
}
void display_2(void)
{
char *p;
glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); //Clear the screen
glMatrixMode (GL_PROJECTION); // Tell opengl that we are doing project matrix work
glLoadIdentity(); // Clear the matrix
glOrtho(-8.0, 8.0, -8.0, 8.0, 0.0, 30.0); // Setup an Ortho view
glMatrixMode(GL_MODELVIEW); // Tell opengl that we are doing model matrix work. (drawing)
glLoadIdentity(); // Clear the model matrix
glColor3f(1.0, 1.0, 1.0);
if (shape == 0) Sprint(-3, -7 ,"Wire Cube");
if (shape == 1) Sprint(-3, -7 ,"Wire Cone");
if (shape == 2) Sprint(-3, -7 ,"Wire Sphere");
if (shape == 3) Sprint(-3, -7 ,"Wire Torus");
if (shape == 4) Sprint(-3, -7 ,"Wire Dodecahedron");
if (shape == 5) Sprint(-3, -7 ,"Wire Octahedron");
if (shape == 6) Sprint(-3, -7 ,"Wire Tetrahedron");
if (shape == 7) Sprint(-3, -7 ,"Wire Icosahedron");
if (shape == 8) Sprint(-3, -7 ,"Wire Teapot");
// Setup view, and print view state on screen
if (view_state == 1)
{
glColor3f( 1.0, 1.0, 1.0);
Sprint(-2, 4, "Perspective view");
glMatrixMode (GL_PROJECTION);
glLoadIdentity();
gluPerspective(60, 1, 1, 30);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
}else
{
glColor3f( 1.0, 1.0, 1.0);
Sprint(-2, 4, "Ortho view");
}
glColor3f( 0.0, 0.0, 1.0); // Cube color
// Lighting on/off
if (light_state == 1)
{
glDisable(GL_LIGHTING); // Turn off lighting
glDisable(GL_COLOR_MATERIAL); // Turn off material, which needs lighting to work
}else
{
glEnable(GL_LIGHTING); // Turn on lighting
glEnable(GL_COLOR_MATERIAL); // Turn on material settings
glColorMaterial(GL_FRONT, GL_AMBIENT);
glColor4f(0.65, 0.65, 0.65, 0.4);
glColorMaterial(GL_FRONT, GL_EMISSION);
glColor4f(0.10, 0.10, 0.10, 0.0);
glColorMaterial(GL_FRONT, GL_SPECULAR);
glColor4f(0.5, 0.5, 0.5, 0.4);
glColorMaterial(GL_FRONT, GL_DIFFUSE);
glColor4f(0.85, 0.85, 0.85, 0.4);
}
gluLookAt( 0, 0, 20, 0, 0, 0, 0, 1, 0);
//glRotatef( 45, 1.0, 1.0, 0.0); // rotate cube
glRotatef( spin++, 1.0, 1.0, 1.0); // spin cube
if (shape == 0) glutWireCube(10); // Draw a cube
if (shape == 1) glutWireCone(5,10, 16,16); // Draw a Cone
if (shape == 2) glutWireSphere(5, 16,16 ); // Draw a Sphere
if (shape == 3) glutWireTorus( 2.5, 5, 16, 16);
if (shape == 4)
{
glScalef( 3.5, 3.5, 3.5);
glutSolidDodecahedron();
}
if (shape == 5)
{
glScalef( 5.0, 5.0, 5.0);
glutWireOctahedron();
}
if (shape == 6)
{
glScalef( 5.0, 5.0, 5.0);
glutWireTetrahedron();
}
if (shape == 7)
{
glScalef( 5.0, 5.0, 5.0);
glutWireIcosahedron();
}
if (shape == 8) glutWireTeapot( 5 );
glutSwapBuffers();
}
//-------------------------------------------------------------------------
// Draws our object.
//-------------------------------------------------------------------------
void drawObject ()
{
// Draw the object only if the Draw check box is selected
if (draw)
{
// Push the current matrix into the model view stack
glPushMatrix ();
// Apply the translation
glTranslatef (translate_xy[0], translate_xy[1], -translate_z);
// Apply the rotation matrix
glMultMatrixf (rotation_matrix);
// Apply the scaling
glScalef (scale, scale, scale);
// Get the id of the selected object
int selected_object = (radiogroup_item_id * 2) + 1 - wireframe;
switch (selected_object)
{
// draw glut wire cube
case GLUT_WIRE_CUBE:
glutWireCube (0.5);
break;
// draw glut solid cube
case GLUT_SOLID_CUBE:
glutSolidCube (0.5);
break;
// draw glut wire sphere
case GLUT_WIRE_SPHERE:
glutWireSphere (0.5, 50, 50);
break;
// draw glut solid sphere
case GLUT_SOLID_SPHERE:
glutSolidSphere (0.5, 50, 50);
break;
// draw glut wire Cone
case GLUT_WIRE_CONE:
glutWireCone (0.5, 0.5, 50, 50);
break;
// draw glut solid cone
case GLUT_SOLID_CONE:
glutSolidCone (0.5, 0.5, 50, 50);
break;
// draw glut wire Torus
case GLUT_WIRE_TORUS:
glutWireTorus (0.15, 0.25, 20, 20);
break;
/// draw glut solid Torus
case GLUT_SOLID_TORUS:
glutSolidTorus (0.15, 0.25, 20, 20);
break;
// draw a wire dodecahedron.. The reason why I'm dividing
// by 2 * radical (3) when I'm scaling it because I want to fit
// the dodecahedron which is centered at the modeling
// coordinates origin with a radius of radical (3).
case GLUT_WIRE_DODECAHEDRON:
glScalef (1 / sqrt (12), 1 / sqrt (12), 1 / sqrt (12));
glutWireDodecahedron ();
break;
// draw a solid dodecahedron
case GLUT_SOLID_DODECAHEDRON:
glScalef (1 / sqrt (12), 1 / sqrt (12), 1 / sqrt (12));
glutSolidDodecahedron ();
break;
// draw a wire octahedron.. The reason why I'm dividing
// by 2 when I'm scaling is because I want to fit
// the octahedron which is centered at the modeling
// coordinates origin with a radius of 1.
case GLUT_WIRE_OCTAHEDRON:
glScalef (0.5, 0.5, 0.5);
glutWireOctahedron ();
break;
// draw a solid tetrahedron
case GLUT_SOLID_OCTAHEDRON:
glScalef (0.5, 0.5, 0.5);
glutSolidOctahedron ();
break;
// draw a wire tetrahedron..
case GLUT_WIRE_TETRAHEDRON:
glScalef (1 / sqrt(6), 1 / sqrt(6), 1 / sqrt(6));
glutWireTetrahedron ();
break;
// draw a solid tetrahedron
case GLUT_SOLID_TETRAHEDRON:
glScalef (1 / sqrt(6), 1 / sqrt(6), 1 / sqrt(6));
glutSolidTetrahedron ();
break;
// draw a wire icosahedron.. The reason why I'm dividing
// by 2 when I'm scaling is because I want to fit
// the icosahedron which is centered at the modeling
// coordinates origin with a radius of 1.
case GLUT_WIRE_ICOSAHEDRON:
glScalef (0.5, 0.5, 0.5);
glutWireIcosahedron ();
break;
// draw a solid icosahedron
case GLUT_SOLID_ICOSAHEDRON:
glScalef (0.5, 0.5, 0.5);
glutSolidIcosahedron ();
break;
// draw Wire Teapot
case GLUT_WIRE_TEAPOT:
glutWireTeapot (0.5);
break;
// draw a solid Teapot
case GLUT_SOLID_TEAPOT:
glutSolidTeapot (0.5);
break;
// Do Nothing
default:
break;
}
// Pop our matrix from the model view stack after we finish drawing
glPopMatrix ();
}
}
//显示回调函数
void renderScreen(void){
//将窗口颜色清理为黑色
glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
//将模板缓冲区值全部清理为1
glClearStencil(1);
//使能模板缓冲区
glEnable(GL_STENCIL_TEST);
//把整个窗口清理为当前清理颜色：黑色。清除深度缓冲区、模板缓冲区
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
//将当前Matrix状态入栈
glPushMatrix();
//坐标系绕x轴旋转xRotAngle
glRotatef(xRotAngle, 1.0f, 0.0f, 0.0f);
//坐标系绕y轴旋转yRotAngle
glRotatef(yRotAngle, 0.0f, 1.0f, 0.0f);
//进行平滑处理
glEnable(GL_POINT_SMOOTH);
glHint(GL_POINT_SMOOTH, GL_NICEST);
glEnable(GL_LINE_SMOOTH);
glHint(GL_LINE_SMOOTH, GL_NICEST);
glEnable(GL_POLYGON_SMOOTH);
glHint(GL_POLYGON_SMOOTH, GL_NICEST);
//白色绘制坐标系
glColor3f(1.0f, 1.0f, 1.0f);
glBegin(GL_LINES);
glVertex3f(-9.0f, 0.0f, 0.0f);
glVertex3f(9.0f, 0.0f, 0.0f);
glVertex3f(0.0f, -9.0f, 0.0f);
glVertex3f(0.0f, 9.0f, 0.0f);
glVertex3f(0.0f, 0.0f, -9.0f);
glVertex3f(0.0f, 0.0f, 9.0f);
glEnd();
glPushMatrix();
glTranslatef(9.0f, 0.0f, 0.0f);
glRotatef(90.0f, 0.0f, 1.0f, 0.0f);
glutSolidCone(0.3, 0.6, 10, 10);
glPopMatrix();
glPushMatrix();
glTranslatef(0.0f, 9.0f, 0.0f);
glRotatef(-90.0f, 1.0f, 0.0f, 0.0f);
glutSolidCone(0.3, 0.6, 10, 10);
glPopMatrix();
glPushMatrix();
glTranslatef(0.0f, 0.0f, 9.0f);
glRotatef(90.0f, 0.0f, 0.0f, 1.0f);
glutSolidCone(0.3, 0.6, 10, 10);
glPopMatrix();
//设置绘画颜色为金色
glColor3f(0.0f, 1.0f, 0.0f);
switch (iModel){
//球
case SPHERE:
if (bWire){
glutWireSphere(8.0f, 20, 20);
}
else{
glutSolidSphere(8.0f, 20, 20);
}
break;
//锥体
case CONE:
if (bWire){
glutWireCone(4.0f, 8.0f, 20, 20);
}
else{
glutSolidCone(4.0f, 8.0f, 20, 20);
}
break;
//立体
case CUBE:
if (bWire){
glutWireCube(8.0f);
}
else{
glutSolidCube(8.0f);
}
break;
//甜圈
case TORUS:
if (bWire){
glutWireTorus(3.0f, 6.0f, 20, 20);
}
else{
glutSolidTorus(3.0f, 6.0f, 20, 20);
}
break;
//十六面体，默认半径1.0
case DODECAHEDRON:
glScalef(6.0f, 6.0f, 6.0f);//x,y,z轴均放大6倍
if (bWire){
glutWireDodecahedron();
}
else{
glutSolidDodecahedron();
}
break;
//茶壶
case TEAPOT:
if (bWire){
glutWireTeapot(8.0f);
}
else{
glutSolidTeapot(8.0f);
}
break;
//八面体，默认半径1.0
case OCTAHEDRON:
glScalef(6.0f, 6.0f, 6.0f);//x,y,z轴均放大6倍
if (bWire){
glutWireOctahedron();
}
else{
glutSolidOctahedron();
}
break;
//四面体，默认半径1.0
case TETRAHEDRON:
glScalef(6.0f, 6.0f, 6.0f);//x,y,z轴均放大6倍
if (bWire){
glutWireTetrahedron();
}
else{
glutSolidTetrahedron();
}
break;
//二十面体，默认半径1.0
case ICOSAHEDRON:
glScalef(6.0f, 6.0f, 6.0f);//x,y,z轴均放大6倍
if (bWire){
glutWireIcosahedron();
}
else{
glutSolidIcosahedron();
}
break;
default:
break;
}
//恢复压入栈的Matrix
glPopMatrix();
//交换两个缓冲区的指针
glutSwapBuffers();
}
// Clears the window and draws the torus.
void display() {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glLoadIdentity();
glRotatef(rotate_x, 1.0, 0.0, 0.0);
glRotatef(rotate_y, 0.0, 1.0, 0.0);
glScaled(zoom, zoom, zoom);
// Draw a white torus of outer radius 3, inner radius 0.5 with 15 stacks
// and 30 slices.
glColor3f(1.0, 1.0, 1.0);
glutWireTorus(0.5, 3, 15, 30);
// WireSphere
glPushMatrix ();
glTranslatef (3.0, 3.0, 1.0);
glColor3f(1.0, 1.0, 0.0);
glutWireSphere(0.75, 20, 20);
glPopMatrix ();
// Square
glBegin (GL_LINE_LOOP);
glColor3f(1.0, 0.0, 1.0);
glVertex2iv (square[0]);
glVertex2iv (square[1]);
glVertex2iv (square[2]);
glVertex2iv (square[3]);
glEnd ();
// Top-face
glBegin(GL_QUADS); // of the color cube
glColor3f(0.0f, 1.0f, 0.0f); // green
glVertex3f(1.0f, 1.0f, -1.0f);
glVertex3f(-1.0f, 1.0f, -1.0f);
glVertex3f(-1.0f, 1.0f, 1.0f);
glVertex3f(1.0f, 1.0f, 1.0f);
// Bottom-face
glColor3f(1.0f, 0.5f, 0.0f); // orange
glVertex3f(1.0f, -1.0f, 1.0f);
glVertex3f(-1.0f, -1.0f, 1.0f);
glVertex3f(-1.0f, -1.0f, -1.0f);
glVertex3f(1.0f, -1.0f, -1.0f);
// Front-face
glColor3f(1.0f, 0.0f, 0.0f); // red
glVertex3f(1.0f, 1.0f, 1.0f);
glVertex3f(-1.0f, 1.0f, 1.0f);
glVertex3f(-1.0f, -1.0f, 1.0f);
glVertex3f(1.0f, -1.0f, 1.0f);
// Back-face
glColor3f(1.0f, 1.0f, 0.0f); // yellow
glVertex3f(1.0f, -1.0f, -1.0f);
glVertex3f(-1.0f, -1.0f, -1.0f);
glVertex3f(-1.0f, 1.0f, -1.0f);
glVertex3f(1.0f, 1.0f, -1.0f);
// Left-face
glColor3f(0.0f, 0.0f, 1.0f); // blue
glVertex3f(-1.0f, 1.0f, 1.0f);
glVertex3f(-1.0f, 1.0f, -1.0f);
glVertex3f(-1.0f, -1.0f, -1.0f);
glVertex3f(-1.0f, -1.0f, 1.0f);
// Right-face
glColor3f(1.0f, 0.0f, 1.0f); // magenta
glVertex3f(1.0f, 1.0f, -1.0f);
glVertex3f(1.0f, 1.0f, 1.0f);
glVertex3f(1.0f, -1.0f, 1.0f);
glVertex3f(1.0f, -1.0f, -1.0f);
glEnd(); // of the color cube
// Draw a red x-axis, a green y-axis, and a blue z-axis. Each of the
// axes are ten units long.
glBegin(GL_LINES);
glColor3f(1, 0, 0); glVertex3f(0, 0, 0); glVertex3f(10, 0, 0);
glColor3f(0, 1, 0); glVertex3f(0, 0, 0); glVertex3f(0, 10, 0);
glColor3f(0, 0, 1); glVertex3f(0, 0, 0); glVertex3f(0, 0, 10);
glEnd();
// WireSphere, BOUNDARY REPRESENTATION
glPushMatrix ();
glTranslatef (1.0, -0.5, 2.8);
glutWireSphere (0.7, 2.0, 7.6);
glPopMatrix ();
// Tetrahedron
glPushMatrix ();
glColor3f (0.5, 1.0, 0.0);
glTranslatef (3.4, 2.6, -2.9);
glutWireTetrahedron ();
glPopMatrix ();
// Cylinder using Parametric representation
GLUquadricObj *cylinder;
glPushMatrix ();
glTranslatef (-1.0, 1.2, 2.8);
cylinder = gluNewQuadric ();
glColor3f (1,0.3, 0.3);
gluQuadricDrawStyle (cylinder, GLU_LINE);
gluCylinder (cylinder, 0.6, 0.6, 1.5, 6, 4);
glPopMatrix ();
/* Sweep representation of Solids
* Hour Glass
* */
float d = 1.0;
float theta = 45.0;
glPushMatrix ();
glTranslatef (3.0, 0.0, 0.0);
for(int phi=0 ;phi < 360 ; phi++) {
glBegin(GL_LINES);
glColor3f(1,0,0);
double x = d*sin(toRad(theta))*cos(toRad(phi));
double y = d*cos(toRad(theta));
double z = d*sin(toRad(theta))*sin(toRad(phi));
glVertex3d(x,y,z);
glColor3f(0,1,0);
glVertex3d(-x,-y,-z);
glEnd();
}
glPopMatrix ();
glFlush();
glutSwapBuffers();
}
// Called to draw scene
void RenderScene(void)
{
// Clear the window
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Save matrix state and do the rotation
glPushMatrix();
glRotatef(xRot, 1.0f, 0.0f, 0.0f);
glRotatef(yRot, 0.0f, 1.0f, 0.0f);
switch(iShape)
{
case 1:
glutWireSphere(1.0f, 25, 25);
break;
case 2:
glutWireCube(1.0f);
break;
case 3:
glutWireCone(0.30f, 1.1f, 20, 20);
break;
case 4:
glutWireTorus(0.3f, 1.0f, 10, 25);
break;
case 5:
glutWireDodecahedron();
break;
case 6:
glutWireOctahedron();
break;
case 7:
glutWireTetrahedron();
break;
case 8:
glutWireIcosahedron();
break;
case 9:
glutWireTeapot(1.0f);
break;
case 11:
glutSolidSphere(1.0f, 25, 25);
break;
case 12:
glutSolidCube(1.0f);
break;
case 13:
glutSolidCone(0.30, 1.1f, 20, 20);
break;
case 14:
glutSolidTorus(0.3f, 1.0f, 10, 25);
break;
case 15:
glutSolidDodecahedron();
break;
case 16:
glutSolidOctahedron();
break;
case 17:
glutSolidTetrahedron();
break;
case 18:
glutSolidIcosahedron();
break;
default:
glutSolidTeapot(1.0f);
break;
}
// Restore transformations
glPopMatrix();
// Flush drawing commands
glutSwapBuffers();
}