week14
用git指令打開2023graphicsb資料夾
先複習十行程式碼
#include <GL/glut.h>
void display()
{
glClear ( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glutSolidTeapot(0.3);
glutSwapBuffers();
}
int main(int argc,char*argv[])
{
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_RGB|GLUT_DOUBLE|GLUT_DEPTH);
glutCreateWindow("week14");
glutDisplayFunc(display);
glutMainLoop();
}
#include <GL/glut.h>
float angle = 0;
void timer(int t)
{
glutTimerFunc(500,timer,t+1);
angle+=90;
glutPostRedisplay();
}
void display()
{
glClear ( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glPushMatrix();
glRotatef(angle,0,0,1);
glutSolidTeapot(0.3);
glPopMatrix();
glutSwapBuffers();
}
int main(int argc,char*argv[])
{
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_RGB|GLUT_DOUBLE|GLUT_DEPTH);
glutCreateWindow("week14");
glutTimerFunc(3000,timer,0);
glutDisplayFunc(display);
glutMainLoop();
}
#include <GL/glut.h>
float angle = 0;
void timer(int t)
{
glutTimerFunc(33,timer,t+1);
angle+=3;
glutPostRedisplay();
}
void keyboard(unsigned char key,int x,int y)
{
glutTimerFunc(0,timer,0);
}
void display()
{
glClear ( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glPushMatrix();
glRotatef(angle,0,0,1);
glutSolidTeapot(0.3);
glPopMatrix();
glutSwapBuffers();
}
int main(int argc,char*argv[])
{
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_RGB|GLUT_DOUBLE|GLUT_DEPTH);
glutCreateWindow("week14");
glutKeyboardFunc(keyboard);
glutDisplayFunc(display);
glutMainLoop();
}
#include <GL/glut.h>
float angle = 0,newAngle=0,oldAngle=0;
float oldX=0;
void timer(int t)
{
if(t<100) glutTimerFunc(33,timer,t+1);
float alpha=t/100.0;
angle=alpha*newAngle+(1-alpha)*oldAngle;
glutPostRedisplay();
}
void keyboard(unsigned char key,int x,int y)
{
glutTimerFunc(0,timer,0);
}
void mouse(int button,int state,int x,int y)
{
if(state==GLUT_DOWN) oldAngle=angle;
if(state==GLUT_UP) newAngle=angle;
oldX = x;
glutPostRedisplay();
}
void motion(int x,int y)
{
angle += x - oldX;
oldX = x;
glutPostRedisplay();
}
void display()
{
glClear ( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glPushMatrix();
glRotatef(angle,0,0,1);
glutSolidTeapot(0.3);
glPopMatrix();
glutSwapBuffers();
}
int main(int argc,char*argv[])
{
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_RGB|GLUT_DOUBLE|GLUT_DEPTH);
glutCreateWindow("week14");
glutMouseFunc(mouse);
glutMotionFunc(motion);
glutKeyboardFunc(keyboard);
glutDisplayFunc(display);
glutMainLoop();
}
Final_Project
用數字鍵變換紅色區域
#include <stdio.h>
#include <GL/glut.h>
#include "glm.h"
GLMmodel * head = NULL;
GLMmodel * body = NULL;
GLMmodel * right_arm = NULL;
GLMmodel * left_arm = NULL;
int show[4] ={1,1,1,1};
int ID = 2;
float teapotX = 0, teapotY = 0;
FILE * fout = NULL;
FILE * fin = NULL;
void keyboard(unsigned char key,int x, int y)
{
if( key=='0' ) ID=0;
if( key=='1' ) ID=1;
if( key=='2' ) ID=2;
if( key=='3' ) ID=3;
glutPostRedisplay();
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
if(head==NULL)
{
head = glmReadOBJ("model/head.obj");
body = glmReadOBJ("model/body.obj");
right_arm = glmReadOBJ("model/right_arm.obj");
left_arm = glmReadOBJ("model/right_hand.obj");
}
glPushMatrix();
glScalef(0.3,0.3,0.3);
glPushMatrix();
glTranslatef(teapotX,teapotY,0);
if(ID==0) glColor3f(1,0,0);
else glColor3f(1,1,1);
if(show[0]) glmDraw(head, GLM_MATERIAL);
glPopMatrix();
if(ID==1) glColor3f(1,0,0);
else glColor3f(1,1,1);
if(show[1]) glmDraw(body, GLM_MATERIAL);
if(ID==2) glColor3f(1,0,0);
else glColor3f(1,1,1);
if(show[2]) glmDraw(right_arm, GLM_MATERIAL);
if(ID==3) glColor3f(1,0,0);
else glColor3f(1,1,1);
if(show[3]) glmDraw(left_arm, GLM_MATERIAL);
glPopMatrix();
glutSwapBuffers();
}
int oldX=0, oldY=0;
void mouse(int button, int state, int x, int y)
{
if(state==GLUT_DOWN)
{
oldX = x;
oldY = y;
}
}
void motion(int x, int y)
{
teapotX += (x-oldX)/150.0;
teapotY -= (y-oldY)/150.0;
oldX = x;
oldY = y;
glutPostRedisplay();
}
int main(int argc, char** argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);
glutCreateWindow("week13");
glutMotionFunc(motion);
glutDisplayFunc(display);
glutKeyboardFunc(keyboard);
glutMouseFunc(mouse);
glutMainLoop();
}
Final_Project
#include <stdio.h>
#include <GL/glut.h>
#include "glm.h"
GLMmodel * head = NULL;
GLMmodel * body = NULL;
GLMmodel * right_arm = NULL;
GLMmodel * left_arm = NULL;
int show[4] ={1,1,1,1};
int ID = 2;
float teapotX = 0, teapotY = 0;
float angle = 0;
FILE * fout = NULL;
FILE * fin = NULL;
void keyboard(unsigned char key,int x, int y)
{
if( key=='0' ) ID=0;
if( key=='1' ) ID=1;
if( key=='2' ) ID=2;
if( key=='3' ) ID=3;
glutPostRedisplay();
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
if(head==NULL)
{
head = glmReadOBJ("model/head.obj");
body = glmReadOBJ("model/body.obj");
right_arm = glmReadOBJ("model/right_arm.obj");
left_arm = glmReadOBJ("model/right_hand.obj");
}
glPushMatrix();
glScalef(0.3,0.3,0.3);
///glTranslatef(teapotX,teapotY,0);
if(ID==0) glColor3f(1,0,0);
else glColor3f(1,1,1);
if(show[0]) glmDraw(head, GLM_MATERIAL);
if(ID==1) glColor3f(1,0,0);
else glColor3f(1,1,1);
if(show[1]) glmDraw(body, GLM_MATERIAL);
glPushMatrix();
glTranslatef(-1.360000,+0.360000,0);
glRotatef(angle,0,0,1);
glTranslatef(1.360000,-0.360000,0);
if(ID==2) glColor3f(1,0,0);
else glColor3f(1,1,1);
if(show[2]) glmDraw(right_arm, GLM_MATERIAL);
glPushMatrix();
glTranslatef(-1.959999,+0.080000,0);
glRotatef(angle,0,0,1);
glTranslatef(1.959999,-0.080000,0);
if(ID==3) glColor3f(1,0,0);
else glColor3f(1,1,1);
if(show[3]) glmDraw(left_arm, GLM_MATERIAL);
glPopMatrix();
glPopMatrix();
glPopMatrix();
glColor3f(0,1,0);
glutSolidTeapot(0.02);
glutSwapBuffers();
}
int oldX=0, oldY=0;
void mouse(int button, int state, int x, int y)
{
if(state==GLUT_DOWN)
{
oldX = x;
oldY = y;
}
}
void motion(int x, int y)
{
teapotX += (x-oldX)/150.0;
teapotY -= (y-oldY)/150.0;
printf("glTranslatef(%f,%f,0);\n",teapotX,teapotY);
angle += x-oldX;
oldX = x;
oldY = y;
glutPostRedisplay();
}
int main(int argc, char** argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);
glutCreateWindow("week14");
glutMotionFunc(motion);
glutDisplayFunc(display);
glutKeyboardFunc(keyboard);
glutMouseFunc(mouse);
glutMainLoop();
}
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