void MainWindow::render()
{
glViewport(0, 0, width(), height());
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
m_program->bind();
GLfloat colors[] = {
1.0f, 0.0f, 0.0f,
0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 1.0f
};
time_t now;
// time(&now);
difftime(time, now);
double move = 1;
if(speed != 0)
{
move = speed * m_frame / screen()->refreshRate();
}
QMatrix4x4 scale;
QMatrix4x4 orbitRotMatrix;
QMatrix4x4 orbitMatrix;
QMatrix4x4 rotMatrix;
scale.scale(4.0f);
rotMatrix.rotate(rotateY * move, 0, 1, 0);
cg::Planet sonne("sonne", &myMesh->v[0], scale, rotMatrix, orbitMatrix, orbitRotMatrix);
scale.setToIdentity();
orbitRotMatrix.setToIdentity();
orbitMatrix.setToIdentity();
rotMatrix.setToIdentity();
scale.scale(0.5f);
orbitRotMatrix.rotate(rotateY * move, 0, 1, 0);
orbitMatrix.translate(5.0f, 0, 0);
rotMatrix.rotate(rotateY * move, 0, 1, 0);
cg::Planet erde("erde", &myMesh->v[0], scale, rotMatrix, orbitMatrix, orbitRotMatrix);
scale.setToIdentity();
orbitRotMatrix.setToIdentity();
orbitMatrix.setToIdentity();
rotMatrix.setToIdentity();
scale.scale(0.3f);
orbitRotMatrix.rotate(rotateY * move, 0, 1, 0);
orbitMatrix.translate(1.0f, 0, 0);
rotMatrix.rotate(rotateY * move, 0, 1, 0);
cg::Planet mond("mond", &myMesh->v[0], scale, rotMatrix, orbitMatrix, orbitRotMatrix);
scale.setToIdentity();
orbitRotMatrix.setToIdentity();
orbitMatrix.setToIdentity();
rotMatrix.setToIdentity();
scale.scale(0.5f);
orbitRotMatrix.rotate(0.5 * rotateY * move + 15, 0, 1, 0);
orbitMatrix.translate(10.0f, 0, 0);
rotMatrix.rotate(rotateY * move, 0, 1, 0);
cg::Planet mars("mars", &myMesh->v[0], scale, rotMatrix, orbitMatrix, orbitRotMatrix);
scale.setToIdentity();
orbitRotMatrix.setToIdentity();
orbitMatrix.setToIdentity();
rotMatrix.setToIdentity();
scale.scale(0.3f);
orbitRotMatrix.rotate(rotateY * move, 0, 1, 0);
orbitMatrix.translate(1.0f, 0, 0);
rotMatrix.rotate(rotateY * move, 0, 1, 0);
cg::Planet deimos("deimos", &myMesh->v[0], scale, rotMatrix, orbitMatrix, orbitRotMatrix);
scale.setToIdentity();
orbitRotMatrix.setToIdentity();
orbitMatrix.setToIdentity();
rotMatrix.setToIdentity();
scale.scale(0.15f);
orbitRotMatrix.rotate(rotateY * move *15, 0, 1, 0);
orbitMatrix.translate(1.0f, 0, 0);
rotMatrix.rotate(rotateY * move, 0, 1, 0);
cg::Planet phobos("phobos", &myMesh->v[0], scale, rotMatrix, orbitMatrix, orbitRotMatrix);
std::vector<cg::Planet*> vecPlanet {&sonne, &erde, &mond, &mars, &deimos, &phobos};
cg::Sunsystem sys;
sys.addChild(&sonne)->addChild(&erde)->addChild(&mond);
sys.addChild(&mars)->addChild(&deimos);
sys.getChild(1)->addChild(&phobos);
sys.run();
QMatrix4x4 camMatrix;
camMatrix.perspective(60.f, 4.0f/3.0f, 0.1f, 100.0f);
camMatrix.translate(0, 0, -15);
camMatrix.rotate(45, 1, 0, 0);
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, NULL);
// glVertexAttribPointer(m_posAttr, 3, GL_FLOAT, GL_FALSE, 0, &myMesh->v[0]);
// glVertexAttribPointer(m_colAttr, 3, GL_FLOAT, GL_FALSE, 0, colors);
glEnableVertexAttribArray(0);
// glEnableVertexAttribArray(1);
for(cg::Planet *n : vecPlanet)
{
m_program->setUniformValue(m_matrixUniform, camMatrix * n->resultmatrix);
//glDrawArrays(GL_TRIANGLES, 0, myMesh->v.size()/3);
glDrawElements(GL_TRIANGLES, myMesh->v_f.size(), GL_UNSIGNED_INT, 0);
// glDrawElements(GL_TRIANGLES, myMesh->v_f.size(), GL_UNSIGNED_SHORT, &myMesh->v_f[0]);
}
glDisableVertexAttribArray(1);
glDisableVertexAttribArray(0);
m_program->release();
++m_frame;
// time(&time);
}
int main(int argc, char* argv[])
{
std::shared_ptr<Material> black = std::make_shared<Material>();
float depth = 100.0;
glm::vec3 offset(0, 0, 0);
Box test_box(glm::vec3{-1.0,-1.0,5.0} + offset, glm::vec3{1.0,1.0,6.0} + offset,"testbox", black);
Sphere test_kreis(glm::vec3{0.0,0.0,5.0}, 1.0,"testkreis", black);
Triangle test_triangle({1,0,5},{-1,0,5},{0,1,5});
Light sonne("bla" ,{5.0,5.0,0.0}, {0.0,10.1,10.0}, {10.0,10.1,10.0});
int win_size_x=400;
int win_size_y=400;
float xpos_pro=1/float(win_size_x);
float ypos_pro=1/float(win_size_y);
Window win(glm::ivec2(win_size_x,win_size_y));
glm::vec3 eye{0, 0, 0};
float focal_length = 2.0;
float t = 0;
win.update();
while (!win.shouldClose()) {
for(int i=0; i<win_size_x; i++){
for(int u=0; u<win_size_y; u++){
float x = float(i) / win_size_x;
float y = float(u) / win_size_y;
auto ray_dir = glm::normalize(glm::vec3{2*x-1, 2*y-1, focal_length});
Ray charles(eye, ray_dir);
Intersection isec = test_kreis.intersect(charles);
// std::cout<<isec<<std::endl;
glm::vec3 sunPos = sonne.getPos();
glm::vec3 Lichtstrahl = sunPos - isec.position;
float phong = float(cos(glm::dot(Lichtstrahl, isec.normal)*3.14159/180));
glm::vec3 kreisPos = test_kreis.getcenter();
std::cout<<isec.position[0]<<" "<<isec.position[1]<<" "<<isec.position[2]<<" "<<std::endl;
if (isec.hit){
win.drawPoint(x,y, 255*phong,
255*phong,
255*phong);
}
}
}
// eye.y = 2.0 * std::sin(t);
// eye.x = 2.0 * std::cos(t);
// float t = 1.0;
// // t += 1e-2;
win.update();
}
return 0;
}
void MainWindow::render()
{
glViewport(0, 0, width(), height());
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
m_program->bind();
// GLfloat colors[] = {
// 1.0f, 0.0f, 0.0f,
// 0.0f, 1.0f, 0.0f,
// 0.0f, 0.0f, 1.0f
// };
now = clock();
m_frame = m_frame + speed*difftime(now, lastTime);
lastTime = now;
// Planet Matrix
scale.scale(4.0f);
rotMatrix.rotate(m_frame * 0.2, 0, 1, 0);
cg::Planet sonne("sonne", &myMesh->v[0], scale, rotMatrix, orbitMatrix, orbitRotMatrix);
scale.setToIdentity();
orbitRotMatrix.setToIdentity();
orbitMatrix.setToIdentity();
rotMatrix.setToIdentity();
scale.scale(0.5f);
orbitRotMatrix.rotate(m_frame, 0, 1, 0);
orbitMatrix.translate(5.0f, 0, 0);
rotMatrix.rotate(m_frame, 0, 1, 0);
cg::Planet erde("erde", &myMesh->v[0], scale, rotMatrix, orbitMatrix, orbitRotMatrix);
scale.setToIdentity();
orbitRotMatrix.setToIdentity();
orbitMatrix.setToIdentity();
rotMatrix.setToIdentity();
scale.scale(0.3f);
orbitRotMatrix.rotate(m_frame, 0, 1, 0);
orbitMatrix.translate(1.0f, 0, 0);
rotMatrix.rotate(m_frame, 0, 1, 0);
cg::Planet mond("mond", &myMesh->v[0], scale, rotMatrix, orbitMatrix, orbitRotMatrix);
scale.setToIdentity();
orbitRotMatrix.setToIdentity();
orbitMatrix.setToIdentity();
rotMatrix.setToIdentity();
scale.scale(0.5f);
orbitRotMatrix.rotate(0.5 * m_frame + 15, 0, 1, 0);
orbitMatrix.translate(10.0f, 0, 0);
rotMatrix.rotate(m_frame, 0, 1, 0);
cg::Planet mars("mars", &myMesh->v[0], scale, rotMatrix, orbitMatrix, orbitRotMatrix);
scale.setToIdentity();
orbitRotMatrix.setToIdentity();
orbitMatrix.setToIdentity();
rotMatrix.setToIdentity();
scale.scale(0.3f);
orbitRotMatrix.rotate(m_frame, 0, 1, 0);
orbitMatrix.translate(1.0f, 0, 0);
rotMatrix.rotate(m_frame, 0, 1, 0);
cg::Planet deimos("deimos", &myMesh->v[0], scale, rotMatrix, orbitMatrix, orbitRotMatrix);
scale.setToIdentity();
orbitRotMatrix.setToIdentity();
orbitMatrix.setToIdentity();
rotMatrix.setToIdentity();
scale.scale(0.15f);
orbitRotMatrix.rotate(m_frame *15, 0, 1, 0);
orbitMatrix.translate(1.0f, 0, 0);
rotMatrix.rotate(m_frame, 0, 1, 0);
cg::Planet phobos("phobos", &myMesh->v[0], scale, rotMatrix, orbitMatrix, orbitRotMatrix);
std::vector<cg::Planet*> vecPlanet {&sonne, &erde, &mond, &mars, &deimos, &phobos};
cg::Sunsystem sys;
sys.addChild(&sonne)->addChild(&erde)->addChild(&mond);
sys.addChild(&mars)->addChild(&deimos);
sys.getChild(1)->addChild(&phobos);
sys.run();
projMatrix.setToIdentity();
//projMatrix.perspective(60.f, 4.0f/3.0f, 0.1f, 100.0f);
projMatrix.perspective(60.f, width()/height(), 0.1f, 100.0f);
viewMatrix.setToIdentity();
viewMatrix.translate(0, 0, -15);
viewMatrix.rotate(45, 1, 0, 0);
QVector3D ambient(0.2, 0.2, 0.2);
QVector3D diffuse_albedo(1.0, 0.88, 0.25);
QVector3D specular_albedo(1.0, 1.0, 1.0);
GLfloat specular_power = 128.0;
QVector3D light_color(0.2, 0.7, 0.2);
for(cg::Planet* n : vecPlanet)
{
m_program->setUniformValue(m_mv_matrix, n->resultmatrix);
m_program->setUniformValue(m_view_matrix, viewMatrix);
m_program->setUniformValue(m_proj_matrix, projMatrix);
m_program->setUniformValue(m_ambient, ambient);
m_program->setUniformValue(m_diffuse_albedo, diffuse_albedo);
m_program->setUniformValue(m_specular_albedo, specular_albedo);
m_program->setUniformValue(m_specular_power, specular_power);
for(std::vector<GLfloat>& light : lightPositions)
{
// Because of QT
QVector4D lightPosition (light[0], light[1], light[2], light[3]);
m_program->setUniformValue(m_light, lightPosition);
m_program->setUniformValue(m_light_color, light_color);
glDrawElements(GL_TRIANGLES, myMesh->v_f.size(), GL_UNSIGNED_INT, 0);
}
}
m_program->release();
//Clear Matrices
scale.setToIdentity();
orbitRotMatrix.setToIdentity();
orbitMatrix.setToIdentity();
rotMatrix.setToIdentity();
}
