2019電腦圖學 Computer Graphics 授課教師: 葉正聖 銘傳大學資訊傳播工程系 每週主題: 程式環境、點線面顏色、移動/旋轉/縮放與矩陣(Matrix)、階層性關節轉動(T-R-T)、做出機器人、打光、貼圖、glu/glut函式、鍵盤、滑鼠、計時器(timer)、讀入3D模型、粒子系統、聲音、特效、投影矩陣、攝影機與運鏡、機器人2.0、期末作品
2019年6月10日 星期一
2019年6月6日 星期四
Week16_玄的筆記
Week 16 上課筆記
複習: 貼圖
貼圖檔案要放在freeglut 的 bin 資料夾
開啟codeblock 的 glut專案
完成下列步驟設定
////
///
複習: 貼圖
貼圖檔案要放在freeglut 的 bin 資料夾
開啟codeblock 的 glut專案
完成下列步驟設定
////
///
/////////
#include <opencv/highgui.h> ///for cvCvtColor()
#include <opencv/cv.h>
#include <GL/glut.h> ///3D glut
#include <stdio.h>
float angle=0; ///自動轉很帥
GLUquadric * quad;
void display()
{ glEnable(GL_DEPTH_TEST); ///要啟動 Detph Test 深度值的測試,3D顯示才正確
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();///自動轉很帥
glRotatef(90, 1,0,0);
glRotatef(angle, 0,0,1);///自動轉很帥
gluQuadricTexture(quad, 1);
gluSphere(quad, 0.5, 30, 30);///glutSolidTeapot(0.3);
glPopMatrix();///自動轉很帥
glFlush();
angle+=1;///自動轉很帥
}
void myInit()
{
quad = gluNewQuadric();
IplImage * img = cvLoadImage("marvel.jpg"); ///OpenCV讀圖
cvCvtColor(img,img, CV_BGR2RGB); ///OpenCV轉色彩 (需要cv.h)
glEnable(GL_TEXTURE_2D); ///1. 開啟貼圖功能
GLuint id; ///準備一個 unsigned int 整數, 叫 貼圖ID
glGenTextures(1, &id); /// 產生Generate 貼圖ID
glBindTexture(GL_TEXTURE_2D, id); ///綁定bind 貼圖ID
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); /// 貼圖參數, 超過包裝的範圖T, 就重覆貼圖
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); /// 貼圖參數, 超過包裝的範圖S, 就重覆貼圖
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); /// 貼圖參數, 放大時的內插, 用最近點
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); /// 貼圖參數, 縮小時的內插, 用最近點
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, img->width, img->height, 0, GL_RGB, GL_UNSIGNED_BYTE, img->imageData);
} ///最後一行最難/最重要, 所貼圖影像的資料都設定好
void timer(int t)
{/// 1000 msec 50fps:20msec
glutTimerFunc(20, timer, 0);
//printf("timer now\n");
glutPostRedisplay();
}
int main(int argc, char**argv)
{ glutInit(&argc, argv);
glutCreateWindow("3D");
glutDisplayFunc(display); ///顯示
//glutIdleFunc(display);///自動轉很帥 (閒閒沒事幹, 就重畫)
glutTimerFunc(0, timer, 0);
myInit(); ///我的 init 初始化 把貼圖準備好 前面OpenCV 2行, 後面 OpenGL 9行
glutMainLoop();
}
/////////
2019年5月30日 星期四
Week15_玄的筆記
Week15 上課筆記
(一) 攝影機,運鏡
(二) 投影,矩陣
(三) 位置移動,轉動
(四) 背景貼圖
期末作品
------------------
(一) 攝影機,矩陣
開啟 " Projection "
去測試 LookAt 裡面的各種參數
修改 " Projection" 成我們想要的 ---> 加到專案裡去測試
開始codeblack 新增glut專案
下載 "source"檔案 將 部份檔案複製到專案所在的資料夾裡面
glm.c 檔案 改成 glm.cpp
add film
將main裡面的資料夾改為下列 並執行
//////////
#include <GL/glut.h>///GLUT 外掛
#include "glm.h"///glm.cpp for 3D model glmReadOBJ(), glmDraw(), glmUnitized()
GLMmodel * pmodel=NULL;///指標
void drawmodel(void)
{
if (!pmodel) {
pmodel = glmReadOBJ("data/al.obj");
if (!pmodel) exit(0);
glmUnitize(pmodel);
glmFacetNormals(pmodel);
glmVertexNormals(pmodel, 90.0);
}
glmDraw(pmodel, GLM_SMOOTH | GLM_MATERIAL);
}
void display(void)
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
drawmodel();
glutSwapBuffers();
}
int main(int argc, char** argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DEPTH | GLUT_DOUBLE);
glutInitWindowSize(512,512);
glutInitWindowPosition(50, 50);
glutCreateWindow("week15");
// glutReshapeFunc(reshape);
glutDisplayFunc(display);
glutMainLoop();
return 0;
}
/////////
(二) 位子移動 & 轉動
/////////////
#include <GL/glut.h>///GLUT 外掛
#include "glm.h"///glm.cpp for 3D model glmReadOBJ(), glmDraw(), glmUnitized()
GLMmodel * pmodel=NULL;///指標
void drawmodel(void)
{
if (!pmodel) {
pmodel = glmReadOBJ("data/al.obj");
if (!pmodel) exit(0);
glmUnitize(pmodel);
glmFacetNormals(pmodel);
glmVertexNormals(pmodel, 90.0);
}
glmDraw(pmodel, GLM_SMOOTH | GLM_MATERIAL);
}
void display(void)
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
drawmodel();
glutSwapBuffers();
}
#include <math.h>///for sin() cos() ///NOW3
float eyeX=2, eyeY=0, eyeZ=0; ///NOW3
void timer(int t)///NOW3
{
glMatrixMode(GL_PROJECTION); ///NOW4
glLoadIdentity(); ///NOW4
///glOrtho(-1, +1, -1,+1, -10.0,10.0); ///NOW4 你可以看到 -10...+10範圍
gluPerspective(60, 1.0, 0.001, 1000);///NOW5
float angle = (t/180.0)*3.1415926; ///NOW3
eyeX=2*cos(angle); ///NOW3
eyeZ=2*sin(angle); ///NOW3
glutTimerFunc(33, timer, t+1);///NOW3
glMatrixMode(GL_MODELVIEW);///NOW3
glLoadIdentity();///NOW3
gluLookAt( eyeX, eyeY, eyeZ,///eye ///NOW3
0, 0, 0,///center ///NOW3
0, 1, 0);///up ///NOW3
glutPostRedisplay();///NOW3
}
int main(int argc, char** argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DEPTH | GLUT_DOUBLE);
glutInitWindowSize(512,512);
glutInitWindowPosition(50, 50);
glutCreateWindow("week15");
// glutReshapeFunc(reshape);
glutDisplayFunc(display);
glutTimerFunc(33, timer, 0);///NOW3
GLfloat light_pos[] = { 0.0, 0.0, 1.0, 0.0 };
glEnable(GL_DEPTH_TEST);
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glLightfv(GL_LIGHT0, GL_POSITION, light_pos);
glutMainLoop();
return 0;
}
////////////////
2019年5月23日 星期四
Week14_玄的筆記
Week14_上課筆記
1.主題:計時器Timer
2.主題:內插公式
3.主題:動畫
4.機器人期末作品
1.計時器
先新增glut專案,還有完成新增的前置
///程式碼如下
#include <GL/glut.h>
#include <mmsystem.h>///Now (1)
#include <stdio.h>///printf()
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glutSolidTeapot( 0.3 );
glutSwapBuffers();
}
void timer(int t)///NOW timer!!!!
{
glutTimerFunc(1000, timer, t+1 );///NOW timer!!!! 起床要播下一個鬧鐘
printf("timer(t) 的 t是 %d\n", t);///順便印一下現在的t是多少
PlaySoundA("fart.wav", NULL, SND_ASYNC);///Now (2) ///NOW timer!!!!
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutInitWindowSize(500,500);///變大了
glutCreateWindow("shu");
glutDisplayFunc(display);
glutTimerFunc(3000, timer, 0);///NOW timer!!!!
glutMainLoop();
}
/////////////
2.內插公式
///////////
#include <GL/glut.h>
#include <mmsystem.h>///Now (1)
float angle=0;
float nowX=0;///NOW2
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
///glRotatef(angle, 0,0,1);
glTranslatef(nowX, 0, 0);///NOW2
glutSolidTeapot( 0.3 );
glPopMatrix();
glutSwapBuffers();
}
void timer(int t)///NOW timer!!!!
{
/// 1000 ms = 1 sec, 30 ms = 1/33 sec , 33 fps
glutTimerFunc(30, timer, t+1 );///NOW timer!!!! 起床要播下一個鬧鐘
float alpha = (t%33) / 33.0;///NOW2 alpha 內插
nowX = alpha* 1 + (1-alpha)* -1 ;///NOW2
angle += 1;
glutPostRedisplay();///系統重繪畫面
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutInitWindowSize(500,500);///變大了
glutCreateWindow("week 14 timer");
glutDisplayFunc(display);
glutTimerFunc(1000, timer, 0);///NOW timer!!!!
glutMainLoop();
}
2.內插公式
///////////
#include <GL/glut.h>
#include <mmsystem.h>///Now (1)
float angle=0;
float nowX=0;///NOW2
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
///glRotatef(angle, 0,0,1);
glTranslatef(nowX, 0, 0);///NOW2
glutSolidTeapot( 0.3 );
glPopMatrix();
glutSwapBuffers();
}
void timer(int t)///NOW timer!!!!
{
/// 1000 ms = 1 sec, 30 ms = 1/33 sec , 33 fps
glutTimerFunc(30, timer, t+1 );///NOW timer!!!! 起床要播下一個鬧鐘
float alpha = (t%33) / 33.0;///NOW2 alpha 內插
nowX = alpha* 1 + (1-alpha)* -1 ;///NOW2
angle += 1;
glutPostRedisplay();///系統重繪畫面
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutInitWindowSize(500,500);///變大了
glutCreateWindow("week 14 timer");
glutDisplayFunc(display);
glutTimerFunc(1000, timer, 0);///NOW timer!!!!
glutMainLoop();
}
//////////////
3.作動畫
(利用同學的模型來當範例)
按下W存動作
按下R讀動作
//////////
#include <stdio.h>///NOW for fprintf()
#include <GL/glut.h>
#include "glm.h"
FILE * fout = NULL;///NOW for fprintf()
FILE * fin = NULL;///NOW for fscanf()
GLMmodel* pmodel = NULL;
GLMmodel* pmodel2 = NULL;
GLMmodel* pmodel21 = NULL;
GLMmodel* pmodel3 = NULL;
GLMmodel* pmodel31 = NULL;
GLMmodel* pmodel4 = NULL;
GLMmodel* pmodel41 = NULL;
GLMmodel* pmodel5 = NULL;
GLMmodel* pmodel51 = NULL;
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 };
float angle[20];
int angleID=1;
void display(){
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
///身體
glPushMatrix();
glTranslatef(0, 0.3,0 );
glScalef(0.5,0.5,0.5);
if (!pmodel) {
pmodel = glmReadOBJ("data/06160451.obj");
if (!pmodel) exit(0);
glmUnitize(pmodel);
glmFacetNormals(pmodel);
glmVertexNormals(pmodel, 90.0);
}
glmDraw(pmodel, GLM_SMOOTH | GLM_MATERIAL);
///右上臂
glPushMatrix();
glTranslatef(0.45,0.3,0 );
glScalef(0.5,0.5,0.5);
glRotatef(angle[1], 0,0,1);
glTranslatef(0,-0.7, 0);
if (!pmodel2) {
pmodel2 = glmReadOBJ("data/123.obj");
if (!pmodel2) exit(0);
glmUnitize(pmodel2);
glmFacetNormals(pmodel2);
glmVertexNormals(pmodel2, 90.0);
}
glmDraw(pmodel2, GLM_SMOOTH | GLM_MATERIAL);
glPushMatrix();
glTranslatef(0,-1.1,0 );
glScalef(1,1,1);
glRotatef(angle[2], 0,0,1);
glTranslatef(0,-0.7, 0);
if (!pmodel2) {
pmodel2 = glmReadOBJ("data/123.obj");
if (!pmodel2) exit(0);
glmUnitize(pmodel2);
glmFacetNormals(pmodel2);
glmVertexNormals(pmodel2, 90.0);
}
glmDraw(pmodel2, GLM_SMOOTH | GLM_MATERIAL);
glPopMatrix();
glPopMatrix();
glPushMatrix();
glTranslatef(-0.45,0.3,0 );
glScalef(0.5,0.5,0.5);
glRotatef(angle[3], 0,0,1);
glTranslatef(0,-0.7, 0);
if (!pmodel2) {
pmodel2 = glmReadOBJ("data/123.obj");
if (!pmodel2) exit(0);
glmUnitize(pmodel2);
glmFacetNormals(pmodel2);
glmVertexNormals(pmodel2, 90.0);
}
glmDraw(pmodel2, GLM_SMOOTH | GLM_MATERIAL);
glPushMatrix();
glTranslatef(0,-1.1,0 );
glScalef(1,1,1);
glRotatef(angle[4], 0,0,1);
glTranslatef(0,-0.7, 0);
if (!pmodel2) {
pmodel2 = glmReadOBJ("data/123.obj");
if (!pmodel2) exit(0);
glmUnitize(pmodel2);
glmFacetNormals(pmodel2);
glmVertexNormals(pmodel2, 90.0);
}
glmDraw(pmodel2, GLM_SMOOTH | GLM_MATERIAL);
glPopMatrix();
glPopMatrix();
glPushMatrix();
glTranslatef(0.2,-1.05,0 );
glScalef(0.5,0.5,0.5);
glRotatef(angle[5], 0,0,1);
glTranslatef(0,-0.7, 0);
if (!pmodel2) {
pmodel2 = glmReadOBJ("data/123.obj");
if (!pmodel2) exit(0);
glmUnitize(pmodel2);
glmFacetNormals(pmodel2);
glmVertexNormals(pmodel2, 90.0);
}
glmDraw(pmodel2, GLM_SMOOTH | GLM_MATERIAL);
glPushMatrix();
glTranslatef(0,-1.2,0 );
glScalef(1,1,1);
glRotatef(angle[6], 0,0,1);
glTranslatef(0,-0.7, 0);
if (!pmodel2) {
pmodel2 = glmReadOBJ("data/123.obj");
if (!pmodel2) exit(0);
glmUnitize(pmodel2);
glmFacetNormals(pmodel2);
glmVertexNormals(pmodel2, 90.0);
}
glmDraw(pmodel2, GLM_SMOOTH | GLM_MATERIAL);
glPopMatrix();
glPopMatrix();
glPushMatrix();
glTranslatef(-0.2,-1.05,0 );
glScalef(0.5,0.5,0.5);
glRotatef(angle[7], 0,0,1);
glTranslatef(0,-0.7, 0);
if (!pmodel2) {
pmodel2 = glmReadOBJ("data/123.obj");
if (!pmodel2) exit(0);
glmUnitize(pmodel2);
glmFacetNormals(pmodel2);
glmVertexNormals(pmodel2, 90.0);
}
glmDraw(pmodel2, GLM_SMOOTH | GLM_MATERIAL);
glPushMatrix();
glTranslatef(0,-1.2,0 );
glScalef(1,1,1);
glRotatef(angle[8], 0,0,1);
glTranslatef(0,-0.7, 0);
if (!pmodel2) {
pmodel2 = glmReadOBJ("data/123.obj");
if (!pmodel2) exit(0);
glmUnitize(pmodel2);
glmFacetNormals(pmodel2);
glmVertexNormals(pmodel2, 90.0);
}
glmDraw(pmodel2, GLM_SMOOTH | GLM_MATERIAL);
glPopMatrix();
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
}
int oldX=0;
void mouse(int button, int state, int x, int y)///NOW2
{
oldX = x;
}
#include <stdio.h>
void motion(int x, int y)
{
angle[angleID] += x-oldX;
oldX = x;
for(int i=0;i<20;i++){
printf(" %.2f ", angle[i]);
}
printf("\n");
display();
///motion裡面,就不要再存檔了.... (第13週一直存,但現在不要存,才不會亂亂的)
}
void keyboard(unsigned char key, int x, int y)
{
if(key=='1') angleID=1;
if(key=='2') angleID=2;
if(key=='3') angleID=3;
if(key=='4') angleID=4;
if(key=='5') angleID=5;
if(key=='6') angleID=6;
if(key=='7') angleID=7;
if(key=='8') angleID=8;
if(key=='w'){///只有按下'w'才存1組動作 (1行)
if(fout==NULL) fout=fopen("motion.txt", "w+");///NOW
for(int i=0; i<20; i++){///NOW
fprintf(fout, " %.1f ", angle[i]);///NOW
}///NOW
fprintf(fout, "\n");///NOW
}///NOW
if(key=='r'){///NOW2
if(fin==NULL) fin=fopen("motion.txt", "r");///NOW2
for(int i=0; i<20; i++){///NOW2
fscanf(fin, "%f", &angle[i]);///NOW2
}///NOW2
}
glutPostRedisplay();///NOW2 重畫畫面
}
int main(int argc,char**argv){
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);
glutCreateWindow("Week06");
glutDisplayFunc(display);
glutIdleFunc(display);
glClearColor(1,1,1,1);
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);
glutKeyboardFunc(keyboard);///NOW3
glutMouseFunc(mouse);///NOW2
glutMotionFunc(motion);///NOW2
glutDisplayFunc(display);
glutMainLoop();
}
/////////////
2019年5月16日 星期四
Week13_玄的筆記
Week 13上課筆記
(1) 檔案
(2) 關節,動作
(3)複習
作業:機器人擺動作
(1)檔案
如何將資料存到一個檔案內
////////////
#include <stdio.h>
FILE * fout = NULL; ///宣告一個檔案指標
using namespace std;
int main()
{
///檔案寫檔
fout = fopen("filename.txt", "w+");///開檔案
for( int i=0 ;i<20; i++){
fprintf( fout, "Hello World\n ");/// 印出來到檔案
}
}
////////////
寫另一個檔案 (有關節動作)
#include <stdio.h>
FILE * fout2 = NULL; ///寫入一個新檔案
FILE * fin2=NULL;///讀另一個檔案
float angle[20];
int main()
{ ///檔案寫檔
fout2 = fopen("motion.txt", "w+");///開檔案
for( int i=0 ;i<20; i++){
fprintf( fout2, " %.2f ", angle[i]);/// 有關節的檔案
///加上空格是因為怕數字相連
}
}
////////////
(2) 關節,動作
新增一個GLUT專案 還有freeglut的前置設定
////////////
///////////
#include <GL/glut.h>
float angle[20];///NOW2
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glColor3f(1, 1, 1);///white
glutSolidTeapot( 0.3 );///body
glPushMatrix();
glTranslatef(0.2, 0, 0);///NOW2 (3)掛上去
glRotatef(angle[1], 0,0,1);///NOW2 ///(2)旋轉
glTranslatef(0.15, 0, 0);///NOW2 (1)旋轉中心
glColor3f(1, 0, 0);///red
glutSolidTeapot( 0.2 );///right arm
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
}
int oldX=0;///NOW2
void mouse(int button, int state, int x, int y)///NOW2
{///NOW2
oldX = x;///NOW2
}
void motion(int x, int y)///NOW2
{///NOW2
angle[1] += x-oldX;///NOW2
oldX = x;///NOW2
display();///NOW2
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
///glutInitWindowSize(600,600);///可以開大一點的window
glutCreateWindow("Week 13 angle motion file");
glutMouseFunc(mouse);///NOW2
glutMotionFunc(motion);///NOW2
glutDisplayFunc(display);
glutMainLoop();
}
加上下手臂與左右
利用鍵盤控制關節
#include <GL/glut.h>
float angle[20];///NOW2
int angleID=1;///NOW3
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glColor3f(1, 1, 1);///white
glutSolidTeapot( 0.3 );///body
glPushMatrix();///右邊
glTranslatef(0.2, 0, 0);///NOW2 (3)掛上去
glRotatef(angle[1], 0,0,1);///NOW2 ///(2)旋轉
glTranslatef(0.15, 0, 0);///NaOW2 (1)旋轉中心
glColor3f(1, 0, 0);///red
glutSolidTeapot( 0.2 );///right arm
glPushMatrix();
glTranslatef(0.2, 0, 0);///NOW2 (3)掛上去
glRotatef(angle[2], 0,0,1);///NOW2 ///(2)旋轉
glTranslatef(0.15, 0, 0);///NOW2 (1)旋轉中心
glColor3f(1, 0, 0);///red
glutSolidTeapot( 0.2 );///right lower arm
glPopMatrix();
glPopMatrix();
glPushMatrix();///左邊
glTranslatef(-0.2, 0, 0);///NOW2 (3)掛上去
glRotatef(angle[3], 0,0,1);///NOW2 ///(2)旋轉
glTranslatef(-0.15, 0, 0);///NOW2 (1)旋轉中心
glColor3f(1, 0, 0);///red
glutSolidTeapot( 0.2 );///right arm
glPushMatrix();
glTranslatef(-0.2, 0, 0);///NOW2 (3)掛上去
glRotatef(angle[4], 0,0,1);///NOW2 ///(2)旋轉
glTranslatef(-0.15, 0, 0);///NOW2 (1)旋轉中心
glColor3f(1, 0, 0);///red
glutSolidTeapot( 0.2 );///right lower arm
glPopMatrix();
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
}
int oldX=0;///NOW2
void mouse(int button, int state, int x, int y)///NOW2
{///NOW2
oldX = x;///NOW2
}
#include <stdio.h>///NOW3
void motion(int x, int y)///NOW2
{///NOW2
angle[angleID] += x-oldX;///NOW3
oldX = x;///NOW2
for(int i=0;i<20;i++){///NOW3
printf(" %.2f ", angle[i]);///NOW3
}
printf("\n");///NOW3
display();///NOW2
}
void keyboard(unsigned char key, int x, int y)///NOW3
{///NOW3
if(key=='1') angleID=1;///NOW3
if(key=='2') angleID=2;///NOW3
if(key=='3') angleID=3;///NOW3
if(key=='4') angleID=4;///NOW3
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
///glutInitWindowSize(600,600);///可以開大一點的window
glutCreateWindow("Week 13 angle motion file");
glutKeyboardFunc(keyboard);///NOW3
glutMouseFunc(mouse);///NOW2
glutMotionFunc(motion);///NOW2
glutDisplayFunc(display);
glutMainLoop();
}
/////////////
將動作儲存並且讀入
儲存動作的檔案
#include <GL/glut.h>
#include <stdio.h>///NOW_FILE (0)
float angle[20];///NOW2
int angleID=1;///NOW3
FILE * fout = NULL;///NOW_FILE (1)
FILE * fin = NULL;///NOW_FILE_READ (1)
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glColor3f(1, 1, 1);///white
glutSolidTeapot( 0.3 );///body
glPushMatrix();///右邊
glTranslatef(0.2, 0, 0);///NOW2 (3)掛上去
glRotatef(angle[1], 0,0,1);///NOW2 ///(2)旋轉
glTranslatef(0.15, 0, 0);///NOW2 (1)旋轉中心
glColor3f(1, 0, 0);///red
glutSolidTeapot( 0.2 );///right arm
glPushMatrix();
glTranslatef(0.2, 0, 0);///NOW2 (3)掛上去
glRotatef(angle[2], 0,0,1);///NOW2 ///(2)旋轉
glTranslatef(0.15, 0, 0);///NOW2 (1)旋轉中心
glColor3f(1, 0, 0);///red
glutSolidTeapot( 0.2 );///right lower arm
glPopMatrix();
glPopMatrix();
glPushMatrix();///左邊
glTranslatef(-0.2, 0, 0);///NOW2 (3)掛上去
glRotatef(angle[3], 0,0,1);///NOW2 ///(2)旋轉
glTranslatef(-0.15, 0, 0);///NOW2 (1)旋轉中心
glColor3f(1, 0, 0);///red
glutSolidTeapot( 0.2 );///right arm
glPushMatrix();
glTranslatef(-0.2, 0, 0);///NOW2 (3)掛上去
glRotatef(angle[4], 0,0,1);///NOW2 ///(2)旋轉
glTranslatef(-0.15, 0, 0);///NOW2 (1)旋轉中心
glColor3f(1, 0, 0);///red
glutSolidTeapot( 0.2 );///right lower arm
glPopMatrix();
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
}
int oldX=0;///NOW2
void mouse(int button, int state, int x, int y)///NOW2
{///NOW2
oldX = x;///NOW2
}
void motion(int x, int y)///NOW2
{///NOW2
angle[angleID] += x-oldX;///NOW3
oldX = x;///NOW2
if(fout == NULL) fout = fopen("motion.txt", "w+");///NOW_FILE (2)
for(int i=0;i<20;i++){///NOW3
printf(" %.2f ", angle[i]);///NOW3
fprintf(fout, " %.2f ", angle[i]);///NOW_FILE
}
printf("\n");///NOW3
fprintf(fout, "\n");///NOW_FILE
display();///NOW2
}
void keyboard(unsigned char key, int x, int y)///NOW3
{///NOW3
if(key=='1') angleID=1;///NOW3
if(key=='2') angleID=2;///NOW3
if(key=='3') angleID=3;///NOW3
if(key=='4') angleID=4;///NOW3
if(key=='w'){///NOW_FILE
fout = fopen("motion.txt", "w+");///NOW_FILE (2)
}
if(key=='r'){
if(fin==NULL) fin = fopen("motion.txt", "r");///NOW_FILE_READ (2)
///scanf("%d", &n);
for(int i=0;i<20; i++){///NOW_FILE_READ
fscanf(fin, "%f", &angle[i]);///NOW_FILE_READ
printf(" %.2f ", angle[i]);///順便印出來看數字對不對
}
}
glutPostRedisplay();///NOW_FILE_READ 和 display()很像
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
///glutInitWindowSize(600,600);///可以開大一點的window
glutCreateWindow("Week 13 angle motion file");
glutKeyboardFunc(keyboard);///NOW3
glutMouseFunc(mouse);///NOW2
glutMotionFunc(motion);///NOW2
glutDisplayFunc(display);
glutMainLoop();
}
//////////
2019年5月9日 星期四
Week12_玄的筆記
Week12上課筆記
(1) 主題:鍵盤
(2) 主題:聲音,音樂
(3) 複習:階層 T-R-T骨架
(4) 作業:能操控的機器人
------------------------------------
如何播出音樂
下載Wav檔案 到資料夾
輸入下列程式碼
紅色框框處需要自行新增
----
//#include <iostream>
#include<windows.h>
#include<mmsystem.h>
//using namespace std;
int main()
{
PlaySound("C:\\Users\\user\\Downloads\\ambul.wav",NULL,SND_SYNC);
/// cout << "Hello world!" << endl;
/// return 0;
}
----
創建GLUT專案
一樣要在FreeGLUT創建流程
網址複製.....創建專案...
一樣要在FreeGLUT創建流程
網址複製.....創建專案...
在第137行 加入兩行程式碼
制行後
先撥放音樂 --> 再開啟視窗
----------------
製作鋼琴
還有鋼琴的音階檔案( do,re,mi,fa,so) . wav檔案
就可以彈鋼琴了
------------------------
先撥放音樂 --> 再開啟視窗
----------------
製作鋼琴
加入下列五行程式碼
還有鋼琴的音階檔案( do,re,mi,fa,so) . wav檔案
就可以彈鋼琴了
------------------------
播放自己的音樂
在專案的資料夾 加入 CMP3_MCI.h 檔案
加入程式碼
將mp3檔案放到 指定路徑上面
("C:\\Users\\user\\Downloads\\MUSIC.mp3");
按下執行 就開始播放
------------------
下列為全部程式碼
/*
* 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(60,1,0,0);
glRotated(a,0,0,1);
glutSolidSphere(1,slices,stacks);
glPopMatrix();
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();
}
#include"CMP3_MCI.h" ///雙引號,先找自己現在的目錄
CMP3_MCI myMP3; ///宣告一個我們要用的物件
#include <mmsystem.h>
static void key(unsigned char key, int x, int y)
{
myMP3.Load("C:\\Users\\user\\Downloads\\MUSIC.mp3");
myMP3.Play();
///if(key=='1') PlaySound("C:\\Users\\user\\Downloads\\music\\do.wav",NULL,SND_ASYNC);
///if(key=='2') PlaySound("C:\\Users\\user\\Downloads\\music\\re.wav",NULL,SND_ASYNC);
///if(key=='3') PlaySound("C:\\Users\\user\\Downloads\\music\\mi.wav",NULL,SND_ASYNC);
///if(key=='4') PlaySound("C:\\Users\\user\\Downloads\\music\\fa.wav",NULL,SND_ASYNC);
///if(key=='5') PlaySound("C:\\Users\\user\\Downloads\\music\\so.wav",NULL,SND_ASYNC);
12
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;
}
-------------------
2019年5月2日 星期四
Week11_玄的筆記
Week11 上課筆記
小考T-R-T轉動
主題:階層,轉動,骨架
主題:鍵盤按鍵
主題一 :
利用茶壺來當作身體與手臂
///////
#include <GL/glut.h>
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(255,255,255);///白色
glutSolidTeapot( 0.3 );///身體
///右邊的手臂
glPushMatrix();
glTranslatef(0.2, 0,0 );///(3)往右移動, 掛在身體的右肩
glRotatef(angle, 0,0,1);///(2)旋轉
glTranslatef(0.28, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glutSolidTeapot( 0.2 );///手臂
glPopMatrix();
glutSwapBuffers();
angle++;
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11 TRT");
glutIdleFunc(display);///Now!!!!
glutDisplayFunc(display);
glutMainLoop();
}
//////
把手臂分為上手臂與下手臂 並 加上左邊部分 (1)
//////////
#include <GL/glut.h>
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(255,255,255);///白色
glutSolidTeapot( 0.3 );///身體
glPushMatrix();///右邊的手臂
glTranslatef(0.2, 0,0 );///(3)往右移動, 掛在身體的右肩
glRotatef(angle, 0,0,1);///(2)旋轉
glTranslatef(0.28, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glutSolidTeapot( 0.2 );///上手臂
glPushMatrix();///右下手臂
glTranslatef(0.2, 0,0 );///(3)往右移動, 掛在身體的右肘
glRotatef(angle, 0,0,1);///(2)旋轉
glTranslatef(0.28, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glutSolidTeapot( 0.2 );///上手臂
glPopMatrix();
glPopMatrix();
glPushMatrix();///左邊的手臂
glTranslatef(-0.2, 0,0 );///(3)往左移動, 掛在身體的左肩
glRotatef(angle, 0,0,1);///(2)旋轉
glTranslatef(-0.28, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glutSolidTeapot( 0.2 );///上手臂
glPushMatrix();///左下手臂
glTranslatef(-0.2, 0,0 );///(3)往左移動, 掛在身體的左肘
glRotatef(angle, 0,0,1);///(2)旋轉
glTranslatef(-0.28, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glutSolidTeapot( 0.2 );///上手臂
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
angle++;
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11 TRT");
glutIdleFunc(display);///Now!!!!
glutDisplayFunc(display);
glutMainLoop();
}
//////////
原本為自動旋轉 (2)
更改為利用滑鼠操控旋轉角度
/////
#include <GL/glut.h>
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(255,255,255);///白色
glutSolidTeapot( 0.3 );///身體
glPushMatrix();///右邊的手臂
glTranslatef(0.2, 0,0 );///(3)往右移動, 掛在身體的右肩
glRotatef(angle, 0,0,1);///(2)旋轉
glTranslatef(0.2, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(0,255,0);///綠色
glutSolidCube( 0.3 );///上手臂
glPushMatrix();///右下手臂
glTranslatef(0.1, 0,0 );///(3)往右移動, 掛在身體的右肘
glRotatef(angle, 0,0,1);///(2)旋轉
glTranslatef(0.2, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glutSolidCube( 0.3 );///上手臂
glPopMatrix();
glPopMatrix();
glPushMatrix();///左邊的手臂
glTranslatef(-0.2, 0,0 );///(3)往左移動, 掛在身體的左肩
glRotatef(-angle, 0,0,1);///(2)旋轉
glTranslatef(-0.2, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(0,0,255);///藍色
glutSolidCube( 0.3 );///上手臂
glPushMatrix();///左下手臂
glTranslatef(-0.1, 0,0 );///(3)往左移動, 掛在身體的左肘
glRotatef(-angle, 0,0,1);///(2)旋轉
glTranslatef(-0.2, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glutSolidCube( 0.3 );///上手臂
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
///angle++;
}
void motion (int x, int y)
{
angle= x; ///now2!!
display(); /// now2!!
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11 TRT");
glutIdleFunc(display);///Now!!!!
glutDisplayFunc(display);
glutMotionFunc(motion);///now2!!!
glutMainLoop();
}
/////
利用鍵盤控制可旋轉的關節
///
#include <GL/glut.h>
float angle[20]; ///now3
int jointID=1; ///now3!!! ///1,2,3,4
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(255,255,255);///白色
glutSolidTeapot( 0.3 );///身體
glPushMatrix();///右邊的手臂
glTranslatef(0.2, 0,0 );///(3)往右移動, 掛在身體的右肩
glRotatef(angle[1], 0,0,1);///(2)旋轉
glTranslatef(0.2, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(0,255,0);///綠色
glutSolidCube( 0.25 );///上手臂
glPushMatrix();///右下手臂
glTranslatef(0.05, 0,0 );///(3)往右移動, 掛在身體的右肘
glRotatef(angle[2], 0,0,1);///(2)旋轉
glTranslatef(0.1, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glRotatef(90,0,0.5,0);
glutSolidCone(0.1,0.5,30,30);///下手臂
glPopMatrix();
glPopMatrix();
glPushMatrix();///左邊的手臂
glTranslatef(-0.2, 0,0 );///(3)往左移動, 掛在身體的左肩
glRotatef(-angle[3], 0,0,1);///(2)旋轉
glTranslatef(-0.2, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(0,0,255);///藍色
glutSolidCube( 0.25 );///上手臂
glPushMatrix();///左下手臂
glTranslatef(-0.05, 0,0 );///(3)往左移動, 掛在身體的左肘
glRotatef(-angle[4], 0,0,1);///(2)旋轉
glTranslatef(-0.1, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glRotatef(-90,0,0.5,0);
glutSolidCone(0.1,0.5,30,30);///下手臂
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
///angle++;
}
void motion (int x, int y)///now2!!!
{
angle[jointID] = x; ///now3!!!
display(); /// now2!!
}
void keyboard(unsigned char key,int x, int y)///now3!!!
{
if(key=='1') jointID=1; ///NOW3!!!
if(key=='2') jointID=2; ///NOW3!!!
if(key=='3') jointID=3; ///NOW3!!!
if(key=='4') jointID=4; ///NOW3!!!
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11 TRT");
glutIdleFunc(display);///Now!!!!
glutDisplayFunc(display);
glutMotionFunc(motion);///now2!!!
glutKeyboardFunc(keyboard);///NOW3!!!
glutMainLoop();
}
///
優化程式碼
滑鼠控制時不會有順移的情況
////
#include <GL/glut.h>
float angle[20]; ///now3
int jointID=1; ///now3!!! ///1,2,3,4
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(255,255,255);///白色
glutSolidTeapot( 0.3 );///身體
glPushMatrix();///右邊的手臂
glTranslatef(0.2, 0,0 );///(3)往右移動, 掛在身體的右肩
glRotatef(angle[1], 0,0,1);///(2)旋轉
glTranslatef(0.2, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(0,255,0);///綠色
glutSolidCube( 0.25 );///上手臂
glPushMatrix();///右下手臂
glTranslatef(0.05, 0,0 );///(3)往右移動, 掛在身體的右肘
glRotatef(angle[2], 0,0,1);///(2)旋轉
glTranslatef(0.1, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glRotatef(90,0,0.5,0);
glutSolidCone(0.1,0.5,30,30);///下手臂
glPopMatrix();
glPopMatrix();
glPushMatrix();///左邊的手臂
glTranslatef(-0.2, 0,0 );///(3)往左移動, 掛在身體的左肩
glRotatef(-angle[3], 0,0,1);///(2)旋轉
glTranslatef(-0.2, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(0,0,255);///藍色
glutSolidCube( 0.25 );///上手臂
glPushMatrix();///左下手臂
glTranslatef(-0.05, 0,0 );///(3)往左移動, 掛在身體的左肘
glRotatef(-angle[4], 0,0,1);///(2)旋轉
glTranslatef(-0.1, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glRotatef(-90,0,0.5,0);
glutSolidCone(0.1,0.5,30,30);///下手臂
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
///angle++;
}
int oldX,oldY;
void mouse(int button, int state, int x, int y)///Now4!!!!
{///當mouse按下去時,要記下!! 要記得要讓它有作用!!
oldX = x; oldY = y;///Now5!!!!
}
void motion (int x, int y)///now2!!!
{
angle[jointID] += x -oldX;///Now4!!!!///Now5!!!!
oldX = x;///Now5!!!!
display(); /// now2!!
}
void keyboard(unsigned char key,int x, int y)///now3!!!
{
if(key=='1') jointID=1; ///NOW3!!!
if(key=='2') jointID=2; ///NOW3!!!
if(key=='3') jointID=3; ///NOW3!!!
if(key=='4') jointID=4; ///NOW3!!!
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11 TRT");
glutIdleFunc(display);///Now!!!!
glutDisplayFunc(display);
glutMotionFunc(motion);///now2!!!
glutMouseFunc(mouse);///Now5!!!!
glutKeyboardFunc(keyboard);///NOW3!!!
glutMainLoop();
}
///
原本為自動旋轉 (2)
更改為利用滑鼠操控旋轉角度
/////
#include <GL/glut.h>
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(255,255,255);///白色
glutSolidTeapot( 0.3 );///身體
glPushMatrix();///右邊的手臂
glTranslatef(0.2, 0,0 );///(3)往右移動, 掛在身體的右肩
glRotatef(angle, 0,0,1);///(2)旋轉
glTranslatef(0.2, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(0,255,0);///綠色
glutSolidCube( 0.3 );///上手臂
glPushMatrix();///右下手臂
glTranslatef(0.1, 0,0 );///(3)往右移動, 掛在身體的右肘
glRotatef(angle, 0,0,1);///(2)旋轉
glTranslatef(0.2, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glutSolidCube( 0.3 );///上手臂
glPopMatrix();
glPopMatrix();
glPushMatrix();///左邊的手臂
glTranslatef(-0.2, 0,0 );///(3)往左移動, 掛在身體的左肩
glRotatef(-angle, 0,0,1);///(2)旋轉
glTranslatef(-0.2, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(0,0,255);///藍色
glutSolidCube( 0.3 );///上手臂
glPushMatrix();///左下手臂
glTranslatef(-0.1, 0,0 );///(3)往左移動, 掛在身體的左肘
glRotatef(-angle, 0,0,1);///(2)旋轉
glTranslatef(-0.2, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glutSolidCube( 0.3 );///上手臂
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
///angle++;
}
void motion (int x, int y)
{
angle= x; ///now2!!
display(); /// now2!!
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11 TRT");
glutIdleFunc(display);///Now!!!!
glutDisplayFunc(display);
glutMotionFunc(motion);///now2!!!
glutMainLoop();
}
利用鍵盤控制可旋轉的關節
///
#include <GL/glut.h>
float angle[20]; ///now3
int jointID=1; ///now3!!! ///1,2,3,4
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(255,255,255);///白色
glutSolidTeapot( 0.3 );///身體
glPushMatrix();///右邊的手臂
glTranslatef(0.2, 0,0 );///(3)往右移動, 掛在身體的右肩
glRotatef(angle[1], 0,0,1);///(2)旋轉
glTranslatef(0.2, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(0,255,0);///綠色
glutSolidCube( 0.25 );///上手臂
glPushMatrix();///右下手臂
glTranslatef(0.05, 0,0 );///(3)往右移動, 掛在身體的右肘
glRotatef(angle[2], 0,0,1);///(2)旋轉
glTranslatef(0.1, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glRotatef(90,0,0.5,0);
glutSolidCone(0.1,0.5,30,30);///下手臂
glPopMatrix();
glPopMatrix();
glPushMatrix();///左邊的手臂
glTranslatef(-0.2, 0,0 );///(3)往左移動, 掛在身體的左肩
glRotatef(-angle[3], 0,0,1);///(2)旋轉
glTranslatef(-0.2, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(0,0,255);///藍色
glutSolidCube( 0.25 );///上手臂
glPushMatrix();///左下手臂
glTranslatef(-0.05, 0,0 );///(3)往左移動, 掛在身體的左肘
glRotatef(-angle[4], 0,0,1);///(2)旋轉
glTranslatef(-0.1, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glRotatef(-90,0,0.5,0);
glutSolidCone(0.1,0.5,30,30);///下手臂
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
///angle++;
}
void motion (int x, int y)///now2!!!
{
angle[jointID] = x; ///now3!!!
display(); /// now2!!
}
void keyboard(unsigned char key,int x, int y)///now3!!!
{
if(key=='1') jointID=1; ///NOW3!!!
if(key=='2') jointID=2; ///NOW3!!!
if(key=='3') jointID=3; ///NOW3!!!
if(key=='4') jointID=4; ///NOW3!!!
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11 TRT");
glutIdleFunc(display);///Now!!!!
glutDisplayFunc(display);
glutMotionFunc(motion);///now2!!!
glutKeyboardFunc(keyboard);///NOW3!!!
glutMainLoop();
}
優化程式碼
滑鼠控制時不會有順移的情況
////
#include <GL/glut.h>
float angle[20]; ///now3
int jointID=1; ///now3!!! ///1,2,3,4
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(255,255,255);///白色
glutSolidTeapot( 0.3 );///身體
glPushMatrix();///右邊的手臂
glTranslatef(0.2, 0,0 );///(3)往右移動, 掛在身體的右肩
glRotatef(angle[1], 0,0,1);///(2)旋轉
glTranslatef(0.2, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(0,255,0);///綠色
glutSolidCube( 0.25 );///上手臂
glPushMatrix();///右下手臂
glTranslatef(0.05, 0,0 );///(3)往右移動, 掛在身體的右肘
glRotatef(angle[2], 0,0,1);///(2)旋轉
glTranslatef(0.1, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glRotatef(90,0,0.5,0);
glutSolidCone(0.1,0.5,30,30);///下手臂
glPopMatrix();
glPopMatrix();
glPushMatrix();///左邊的手臂
glTranslatef(-0.2, 0,0 );///(3)往左移動, 掛在身體的左肩
glRotatef(-angle[3], 0,0,1);///(2)旋轉
glTranslatef(-0.2, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(0,0,255);///藍色
glutSolidCube( 0.25 );///上手臂
glPushMatrix();///左下手臂
glTranslatef(-0.05, 0,0 );///(3)往左移動, 掛在身體的左肘
glRotatef(-angle[4], 0,0,1);///(2)旋轉
glTranslatef(-0.1, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glRotatef(-90,0,0.5,0);
glutSolidCone(0.1,0.5,30,30);///下手臂
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
///angle++;
}
int oldX,oldY;
void mouse(int button, int state, int x, int y)///Now4!!!!
{///當mouse按下去時,要記下!! 要記得要讓它有作用!!
oldX = x; oldY = y;///Now5!!!!
}
void motion (int x, int y)///now2!!!
{
angle[jointID] += x -oldX;///Now4!!!!///Now5!!!!
oldX = x;///Now5!!!!
display(); /// now2!!
}
void keyboard(unsigned char key,int x, int y)///now3!!!
{
if(key=='1') jointID=1; ///NOW3!!!
if(key=='2') jointID=2; ///NOW3!!!
if(key=='3') jointID=3; ///NOW3!!!
if(key=='4') jointID=4; ///NOW3!!!
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11 TRT");
glutIdleFunc(display);///Now!!!!
glutDisplayFunc(display);
glutMotionFunc(motion);///now2!!!
glutMouseFunc(mouse);///Now5!!!!
glutKeyboardFunc(keyboard);///NOW3!!!
glutMainLoop();
}
訂閱:
文章 (Atom)




























