int main(int argc, char** argv) {
//Init block
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
glutInitWindowSize(width, height);
glutInitWindowPosition(WIN_POS_X, WIN_POS_Y);
glutInit(&argc, argv);
//Read the object
r.read("objects/f16.obj");
r.normalize();
r.center();
path = readMoves("paths/spiral.path", 0.01, false);
moveObj(); //Position the object for the initial showing
//Create an appropriately named window
window = glutCreateWindow(r.getName().c_str());
//Set up the handlers
glutReshapeFunc(reshapeHandler);
glutDisplayFunc(displayHandler);
glutKeyboardFunc(keypressHandler);
glutMainLoop();
return 0;
}
void keypressHandler(unsigned char key, int mouseX, int mouseY) {
switch(key) {
case 'w':
ociste.y += 0.1;
break;
case 's' :
ociste.y -= 0.1;
break;
case 'a' :
ociste.x -= 0.1;
break;
case 'd' :
ociste.x += 0.1;
break;
case 'q' :
ociste.z += 0.1;
break;
case 'e' :
ociste.z -= 0.1;
break;
case 'm' :
moveObj();
break;
case 'r' :
ociste.x = 0;
ociste.y = 0;
ociste.z = 5;
break;
default:
cout << "No handler for this key" << endl;
}
updatePerspective();
glutPostRedisplay();
}
void movePlayer() {
moveObj( &ship );
// take input
if( key[KEY_LEFT] ) {
ship.ang -= PLAYER_TURN_SPEED;
}
if( key[KEY_RIGHT] ) {
ship.ang += PLAYER_TURN_SPEED;
}
if( key[KEY_UP] ) {
float thrustPower = PLAYER_THRUST_POWER;
ship.xv += cos(ship.ang) * thrustPower;
ship.yv += sin(ship.ang) * thrustPower;
}
if( key[KEY_SPACE] ) {
shoot();
}
// player bound checking
if(ship.x > SCREEN_W) {
resetPlayer();
}
if(ship.x < 0) {
resetPlayer();
}
if(ship.y > SCREEN_H) {
resetPlayer();
}
if(ship.y < 0) {
resetPlayer();
}
}
void moveShot() {
if(shot.life > 0) {
shot.life--;
}
// update the ball's position for the next frame
moveObj( &shot );
// shot screen edge checks
if(shot.x > SCREEN_W) {
shot.life = 0;
}
if(shot.x < 0) {
shot.life = 0;
}
if(shot.y > SCREEN_H) {
shot.life = 0;
}
if(shot.y < 0) {
shot.life = 0;
}
}
// the right marker sphere
void drawThirdSphere(glm::mat4 modelMatrix)
{
Sphere *sphere3 = new Sphere();
glUniformMatrix4fv(PhongShade.worldSpaceMoveMatrixUnif, 1, GL_FALSE, glm::value_ptr(moveObj(-1.0)));
modelMatrix = glm::translate(modelMatrix, glm::vec3(5.0f, 0.0f, 0.0f));
modelMatrix = glm::scale(modelMatrix, glm::vec3(0.25f, 0.25f, 0.25f));
glUniformMatrix4fv(PhongShade.modelToWorldMatrixUnif, 1, GL_FALSE, glm::value_ptr(modelMatrix));
glUniform4f(PhongShade.diffuseColorUnif, 1.0f, 0.2f, 0.2f, 1.0f);
glUniform4f(PhongShade.ambientIntensityUnif, 0.2f, 0.2f, 0.2f, 1.0f);
glUniform1f(PhongShade.shininessFactorUnif, 20.0f);
sphere3->DrawUnitSphere();
}
// this is the moving sphere
void drawSecondSphere(glm::mat4 modelMatrix, float timeParameter)
{
Sphere *sphere2 = new Sphere();
// this time send the shader a non-identity transform to move in world space
glUniformMatrix4fv(PhongShade.worldSpaceMoveMatrixUnif, 1, GL_FALSE, glm::value_ptr(moveObj(timeParameter)));
modelMatrix = glm::translate(modelMatrix, glm::vec3(0.0f, 0.0f, 0.0f));
modelMatrix = glm::scale(modelMatrix, glm::vec3(1.0f, 0.5f, 1.0f)); // scale is different from the marker
glUniformMatrix4fv(PhongShade.modelToWorldMatrixUnif, 1, GL_FALSE, glm::value_ptr(modelMatrix));
glUniform4f(PhongShade.diffuseColorUnif, 0.2f, 1.0f, 0.2f, 1.0f); // color is different from the marker
glUniform4f(PhongShade.ambientIntensityUnif, 0.2f, 0.2f, 0.2f, 1.0f);
glUniform1f(PhongShade.shininessFactorUnif, 20.0f);
sphere2->DrawUnitSphere();
}
// marker sphere to the left - the transform passed in is the identity in this case
void drawFirstSphere(glm::mat4 modelMatrix)
{
Sphere *sphere1 = new Sphere();
glUniformMatrix4fv(PhongShade.worldSpaceMoveMatrixUnif, 1, GL_FALSE, glm::value_ptr(moveObj(-1.0))); // don't move it
// translate to the left 5 units
modelMatrix = glm::translate(modelMatrix, glm::vec3(-5.0f, 0.0f, 0.0f));
// scale it small - recall that transforms are applied in reverse coding order, so this scale occurs first
modelMatrix = glm::scale(modelMatrix, glm::vec3(0.25f, 0.25f, 0.25f));
// now set the transform in the shader
glUniformMatrix4fv(PhongShade.modelToWorldMatrixUnif, 1, GL_FALSE, glm::value_ptr(modelMatrix));
// color
glUniform4f(PhongShade.diffuseColorUnif, 1.0f, 0.2f, 0.2f, 1.0f); // low saturation red
// couple of other reflectance parameters
glUniform4f(PhongShade.ambientIntensityUnif, 0.2f, 0.2f, 0.2f, 1.0f);
glUniform1f(PhongShade.shininessFactorUnif, 20.0f);
// tells the shader to draw it
sphere1->DrawUnitSphere();
}
