Week11

1.freeglut setting

2.OpenCV 2.1(Add path) setting

3.GLUT project -> week11_gundam

4.week11_gundam | glm.c ->glm.cpp

5.Create data folder in freeglut/bin

Week 9 code:

int main()

{

IplImage * img = cvLoadImage("檔名.png");

cvShowImage("week09", img);

cvWaitKey(0);

} 

#include <opencv/highgui.h>

 Today's code

#include <opencv/cv.h>

#include <GL/glut.h>

#include "glm.h"

GLMmodel * pmodel = NULL;

GLUquadric * sphere = NULL; ///指到二次曲線的指標

int myTexture(char * filename)

{

IplImage * img = cvLoadImage(filename);

cvCvtColor(img,img, CV_BGR2RGB);

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);

return id;

}

float angle=0;

void display(void)

{

glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

glPushMatrix();

glRotated(angle,0,1,0);

if( pmodel == NULL){

pmodel = glmReadOBJ("data/Gundam.obj");

glmUnitize(pmodel);

glmFacetNormals(pmodel);

glmVertexNormals(pmodel , 90);

}

glmDraw(pmodel ,GLM_MATERIAL | GLM_TEXTURE);

glPopMatrix();

glutSwapBuffers();

angle+=0.1;

}

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

{

glutInit(&argc, argv);

glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);

glutCreateWindow("week10 Texture");

glutIdleFunc(display);

glutDisplayFunc(display);

myTexture("data/Diffuse.jpg");

sphere = gluNewQuadric();

glEnable(GL_DEPTH_TEST);

glutMainLoop();

return EXIT_SUCCESS;

}

#include <opencv/highgui.h>