void draw(){
const float *eyePos = camera.getEyePos();
const float *target = camera.getTarget();
const float *upVector = camera.getUpVector();
int index = current / total;
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(eyePos[0], eyePos[1], eyePos[2], target[0], target[1], target[2],
upVector[0], upVector[1], upVector[2]);
SurfaceGeometryF tmp;
Drawer drawer;
tmp.rows = tmp.cols = 100;
tmp.startX = tmp.startY = -1.0;
tmp.endX = tmp.endY = 1.0;
tmp.calculateNorm = true;
tmp.evalFunc = calc;
for(size_t i = 0;i < surfs.size();++ i){
surf = surfs[i].surf;
mat(&surfs[i].color);
//cout << surfs[i].color.x() << ' ' << surfs[i].color.y() << ' ' << surfs[i].color.z() << endl;
drawer.draw(tmp);
}
if(index + 1 < surfs.size()){
surf = interpolated.surf;
mat(&interpolated.color);
drawer.draw(tmp);
}
}
// Draw the game according the the time elapsed since the last draw
// The elapsed time is in seconds
void MainMenu::draw(const Drawer& drawer, float elapsedTime)
{
drawer.clear(_backgroundColor);
drawer.draw(_mainMenu);
drawer.present();
}
void display(){
GLfloat texParams[4] = {0, 0, 0.5, 0.5};
const float *eyePos = camera.getEyePos();
const float *target = camera.getTarget();
const float *upVector = camera.getUpVector();
GLfloat white[] = {1.0, 1.0, 1.0, 1.0};
GLfloat yellow[]= {1.0, 1.0, 0.0, 1.0};
GLfloat mat_shininess[]={ 30.0 };
SurfaceGeometryF tmp;
Drawer drawer;
//glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
tmp.startX = tmp.startY = -4;
tmp.endX = tmp.endY = 4;
tmp.rows = tmp.cols = slice;
tmp.evalFunc = tmpFunc;
tmp.normFunc = normFunc;
tmp.hasTexture = true;
if(tmp.normFunc == NULL)
tmp.calculateNorm = true;
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(eyePos[0], eyePos[1], eyePos[2], target[0], target[1], target[2],
upVector[0], upVector[1], upVector[2]);
//glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_OBJECT_LINEAR);
//glTexGenfv(GL_S, GL_OBJECT_PLANE, texParams);
glMaterialfv(GL_FRONT, GL_DIFFUSE, white );
glMaterialfv(GL_BACK, GL_DIFFUSE, yellow );
glMaterialfv(GL_FRONT_AND_BACK, GL_SHININESS, mat_shininess );
{
GLuint texName;
glGenTextures(1,&texName); // define texture for sixth face
//glEnable(GL_TEXTURE_2D);
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glBindTexture(GL_TEXTURE_2D,texName);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
glTexImage2D(GL_TEXTURE_2D,0,GL_RGBA8,texture.textWidth,texture.textHeight,
0,GL_RGB,GL_UNSIGNED_BYTE,texture.texImage);
drawer.draw(tmp);
glDeleteTextures(1, &texName);
}
glutSwapBuffers();
}
void display(){
const float *eyePos = camera.getEyePos();
const float *target = camera.getTarget();
const float *upVector = camera.getUpVector();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(eyePos[0], eyePos[1], eyePos[2], target[0], target[1], target[2],
upVector[0], upVector[1], upVector[2]);
glLightfv(GL_LIGHT0, GL_POSITION, light_pos0 ); // light 0
glLightfv(GL_LIGHT1, GL_POSITION, light_pos1 ); // light 1
Drawer drawer;
ParametricSurfaceGeometryF g;
g.startU = g.startV = -len;
g.endU = g.endV = len;
g.rows = 500;
g.cols = 500;
g.evalFunc = paramFunc;
g.normFunc = NULL;
//g.calculateNorm = false;
//glColor3f(1.0, 1.0, 1.0);
//glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
drawer.draw(g);
glLineWidth(2);
glBegin(GL_LINES);
glColor3f(1.0, 0.0, 0.0);
glVertex3f(-2, 0, 0);
glVertex3f(2, 0, 0);
glColor3f(0.0, 1.0, 0.0);
glVertex3f(0, -2, 0);
glVertex3f(0, 2, 0);
glColor3f(0.0, 0.0, 1.0);
glVertex3f(0, 0, -2);
glVertex3f(0, 0, 2);
glEnd();
glutSwapBuffers();
}
