2018電腦圖學A: Week05

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Transformation.exe-->下載 jsyeh.org/3dcg1Q

windows.zip-->桌面\windows\data\Transformation.exe

data.zip-->桌面\windows\data\許多模型

glut32.dll-->桌面\windows\glut32.dll

glTranslate移動是左右移動，並沒有以物體為中心。
glRotatef轉動是為物體為中心，並360旋轉。
glSclef放大是物體的縮放
glBegin物體是物體

自轉圖

自轉程式碼:

/*
* GLUT Shapes Demo
*
* Written by Nigel Stewart November 2003
*
* This program is test harness for the sphere, cone
* and torus shapes in GLUT.
*
* Spinning wireframe and smooth shaded shapes are
* displayed until the ESC or q key is pressed. The
* number of geometry stacks and slices can be adjusted
* using the + and - keys.
*/

#ifdef __APPLE__
#include <GLUT/glut.h>
#else
#include <GL/glut.h>
#endif

#include <stdlib.h>

static int slices = 16;
static int stacks = 16;

/* GLUT callback Handlers */

static void resize(int width, int height)
{
const float ar = (float) width / (float) height;

glViewport(0, 0, width, height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glFrustum(-ar, ar, -1.0, 1.0, 2.0, 100.0);

glMatrixMode(GL_MODELVIEW);
glLoadIdentity() ;
}

static void display(void)
{
const double t = glutGet(GLUT_ELAPSED_TIME) / 1000.0;
const double a = t*90.0;

glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3d(1,0,0);

glPushMatrix();

glTranslated(-2.4,1.2,-6);
glRotated(a,0,0,1);
glutSolidSphere(1,slices,stacks);
glPopMatrix();

glColor3f(1,1,1);
glPushMatrix();
glTranslated(0,1.2,-6);
glRotated(60,1,0,0);
glRotated(a,0,0,1);
glutSolidCone(1,1,slices,stacks);
glPopMatrix();

glPushMatrix();
glTranslated(2.4,1.2,-6);
glRotated(60,1,0,0);
glRotated(a,0,0,1);
glutSolidTorus(0.2,0.8,slices,stacks);
glPopMatrix();

glPushMatrix();
glTranslated(-2.4,-1.2,-6);
glRotated(60,1,0,0);
glRotated(a,0,0,1);
glutWireSphere(1,slices,stacks);
glPopMatrix();

glPushMatrix();
glTranslated(0,-1.2,-6);
glRotated(60,1,0,0);
glRotated(a,0,0,1);
glutWireCone(1,1,slices,stacks);
glPopMatrix();

glPushMatrix();
glTranslated(2.4,-1.2,-6);
glRotated(60,1,0,0);
glRotated(a,0,0,1);
glutWireTorus(0.2,0.8,slices,stacks);
glPopMatrix();

glutSwapBuffers();
}

static void key(unsigned char key, int x, int y)
{
switch (key)
{
case 27 :
case 'q':
exit(0);
break;

case '+':
slices++;
stacks++;
break;

case '-':
if (slices>3 && stacks>3)
{
slices--;
stacks--;
}
break;
}

glutPostRedisplay();
}

static void idle(void)
{
glutPostRedisplay();
}

const GLfloat light_ambient[] = { 0.0f, 0.0f, 0.0f, 1.0f };
const GLfloat light_diffuse[] = { 1.0f, 1.0f, 1.0f, 1.0f };
const GLfloat light_specular[] = { 1.0f, 1.0f, 1.0f, 1.0f };
const GLfloat light_position[] = { 2.0f, 5.0f, 5.0f, 0.0f };

const GLfloat mat_ambient[] = { 0.7f, 0.7f, 0.7f, 1.0f };
const GLfloat mat_diffuse[] = { 0.8f, 0.8f, 0.8f, 1.0f };
const GLfloat mat_specular[] = { 1.0f, 1.0f, 1.0f, 1.0f };
const GLfloat high_shininess[] = { 100.0f };

/* Program entry point */

int main(int argc, char *argv[])
{
glutInit(&argc, argv);
glutInitWindowSize(640,480);
glutInitWindowPosition(10,10);
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);

glutCreateWindow("GLUT Shapes");

glutReshapeFunc(resize);
glutDisplayFunc(display);
glutKeyboardFunc(key);
glutIdleFunc(idle);

glClearColor(1,1,1,1);
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);

glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LESS);

glEnable(GL_LIGHT0);
glEnable(GL_NORMALIZE);
glEnable(GL_COLOR_MATERIAL);
glEnable(GL_LIGHTING);

glLightfv(GL_LIGHT0, GL_AMBIENT, light_ambient);
glLightfv(GL_LIGHT0, GL_DIFFUSE, light_diffuse);
glLightfv(GL_LIGHT0, GL_SPECULAR, light_specular);
glLightfv(GL_LIGHT0, GL_POSITION, light_position);

glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);
glMaterialfv(GL_FRONT, GL_SPECULAR, mat_specular);
glMaterialfv(GL_FRONT, GL_SHININESS, high_shininess);

glutMainLoop();

return EXIT_SUCCESS;
}

公轉

公轉程式碼:

* GLUT Shapes Demo

* Written by Nigel Stewart November 2003

* This program is test harness for the sphere, cone

* and torus shapes in GLUT.

* Spinning wireframe and smooth shaded shapes are

* displayed until the ESC or q key is pressed. The

* number of geometry stacks and slices can be adjusted

* using the + and - keys.

#ifdef __APPLE__

#include <GLUT/glut.h>

#else

#include <GL/glut.h>

#endif

#include <stdlib.h>

static int slices = 16;

static int stacks = 16;

/* GLUT callback Handlers */

static void resize(int width, int height)

{

const float ar = (float) width / (float) height;

glViewport(0, 0, width, height);

glMatrixMode(GL_PROJECTION);

glLoadIdentity();

glFrustum(-ar, ar, -1.0, 1.0, 2.0, 100.0);

glMatrixMode(GL_MODELVIEW);

glLoadIdentity() ;

}

static void display(void)

{

const double t = glutGet(GLUT_ELAPSED_TIME) / 1000.0;

const double a = t*90.0;

glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

glColor3d(1,0,0);

glPushMatrix();

glRotated(a,0,0,1);

glTranslated(-2.4,1.2,-6);

glutSolidSphere(1,slices,stacks);

glPopMatrix();

glColor3f(1,1,1);

glPushMatrix();

glTranslated(0,1.2,-6);

glRotated(60,1,0,0);

glRotated(a,0,0,1);

glutSolidCone(1,1,slices,stacks);

glPopMatrix();

glPushMatrix();

glTranslated(2.4,1.2,-6);

glRotated(60,1,0,0);

glRotated(a,0,0,1);

glutSolidTorus(0.2,0.8,slices,stacks);

glPopMatrix();

glPushMatrix();

glTranslated(-2.4,-1.2,-6);

glRotated(60,1,0,0);

glRotated(a,0,0,1);

glutWireSphere(1,slices,stacks);

glPopMatrix();

glPushMatrix();

glTranslated(0,-1.2,-6);

glRotated(60,1,0,0);

glRotated(a,0,0,1);

glutWireCone(1,1,slices,stacks);

glPopMatrix();

glPushMatrix();

glTranslated(2.4,-1.2,-6);

glRotated(60,1,0,0);

glRotated(a,0,0,1);

glutWireTorus(0.2,0.8,slices,stacks);

glPopMatrix();

glutSwapBuffers();

}

static void key(unsigned char key, int x, int y)

{

switch (key)

{

case 27 :

case 'q':

exit(0);

break;

case '+':

slices++;

stacks++;

break;

case '-':

if (slices>3 && stacks>3)

{

slices--;

stacks--;

}

break;

}

glutPostRedisplay();

}

static void idle(void)

{

glutPostRedisplay();

}

const GLfloat light_ambient[] = { 0.0f, 0.0f, 0.0f, 1.0f };

const GLfloat light_diffuse[] = { 1.0f, 1.0f, 1.0f, 1.0f };

const GLfloat light_specular[] = { 1.0f, 1.0f, 1.0f, 1.0f };

const GLfloat light_position[] = { 2.0f, 5.0f, 5.0f, 0.0f };

const GLfloat mat_ambient[] = { 0.7f, 0.7f, 0.7f, 1.0f };

const GLfloat mat_diffuse[] = { 0.8f, 0.8f, 0.8f, 1.0f };

const GLfloat mat_specular[] = { 1.0f, 1.0f, 1.0f, 1.0f };

const GLfloat high_shininess[] = { 100.0f };

/* Program entry point */

int main(int argc, char *argv[])

{

glutInit(&argc, argv);

glutInitWindowSize(640,480);

glutInitWindowPosition(10,10);

glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);

glutCreateWindow("GLUT Shapes");

glutReshapeFunc(resize);

glutDisplayFunc(display);

glutKeyboardFunc(key);

glutIdleFunc(idle);

glClearColor(1,1,1,1);

glEnable(GL_CULL_FACE);

glCullFace(GL_BACK);

glEnable(GL_DEPTH_TEST);

glDepthFunc(GL_LESS);

glEnable(GL_LIGHT0);

glEnable(GL_NORMALIZE);

glEnable(GL_COLOR_MATERIAL);

glEnable(GL_LIGHTING);

glLightfv(GL_LIGHT0, GL_AMBIENT, light_ambient);

glLightfv(GL_LIGHT0, GL_DIFFUSE, light_diffuse);

glLightfv(GL_LIGHT0, GL_SPECULAR, light_specular);

glLightfv(GL_LIGHT0, GL_POSITION, light_position);

glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);

glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);

glMaterialfv(GL_FRONT, GL_SPECULAR, mat_specular);

glMaterialfv(GL_FRONT, GL_SHININESS, high_shininess);

glutMainLoop();

return EXIT_SUCCESS;

}

茶壺轉動

倒茶:

#include <GL/glut.h>

float angle=0;///Now: 讓茶壼自動轉動的角度

void display()

{

glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

glPushMatrix();///Now:備份矩陣

glRotatef(angle, 0,0,1);///Now:轉動

glTranslatef(0.45,-0.10,0);

glutSolidTeapot(0.3);

glPopMatrix();///Now:還原矩陣

glutSwapBuffers();

}

void motion(int x, int y)

{

angle=x;///Now: 改變角度

glutPostRedisplay();///Now: 請重畫畫面

}

int main(int argc, char**argv)

{

glutInit(&argc, argv);

glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);

glutCreateWindow("Week05 TRT");

glutDisplayFunc(display);

glutMotionFunc(motion);///Now:

glutMainLoop();

}

2018電腦圖學A

2018年3月30日星期五

Week05_葉政翰

沒有留言:

張貼留言

2018年3月30日 星期五

Week05_葉政翰

沒有留言:

張貼留言

2018年3月30日星期五