//functia de afisare (lucram cu banda grafica)
void notifyDisplayFrame() {
// Deseneaza doar daca s-a modificat pozitia camerei sau perspectiva (a fost apasata o tasta).
if (modified) {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Foloseste shaderul.
glUseProgram(gl_program_shader);
// Trimite variabile uniforme la shader.
glUniformMatrix4fv(glGetUniformLocation(gl_program_shader, "projection_matrix"), 1, false, glm::value_ptr(projection_matrix));
glUniform1i(glGetUniformLocation(gl_program_shader, "tps_color"), 0);
glUniform3f(glGetUniformLocation(gl_program_shader, "light_position"),
view1->getPosition().x, view1->getPosition().y, view1->getPosition().z);
glUniform3f(glGetUniformLocation(gl_program_shader, "eye_position"),
view1->getPosition().x, view1->getPosition().y, view1->getPosition().z);
glUniform3f(glGetUniformLocation(gl_program_shader, "light_direction"),
view1->getForward().x, view1->getForward().y, view1->getForward().z);
glUniform1i(glGetUniformLocation(gl_program_shader, "material_shininess"), material_shininess);
if (is_fps)
vehicle->drawGeometry(gl_program_shader, textures.size());
view_matrix = is_fps ? view1->getViewMatrix() : view2->getViewMatrix();
glUniformMatrix4fv(glGetUniformLocation(gl_program_shader, "view_matrix"), 1, false, glm::value_ptr(view_matrix));
glUniform1f(glGetUniformLocation(gl_program_shader, "material_kd"), is_fps ? material_kd : 0);
glUniform1f(glGetUniformLocation(gl_program_shader, "material_ks"), is_fps ? material_ks : 0);
std::vector<glm::vec4> plane_coefs;
glm::mat4 pv = projection_matrix * view1->getViewMatrix();
// Calculeaza coeficientii ecuatiilor pentru planurile frustumului.
plane_coefs.push_back(glm::vec4(pv[0][3] + pv[0][0], pv[1][3] + pv[1][0], pv[2][3] + pv[2][0], pv[3][3] + pv[3][0])); // left
plane_coefs.push_back(glm::vec4(pv[0][3] - pv[0][0], pv[1][3] - pv[1][0], pv[2][3] - pv[2][0], pv[3][3] - pv[3][0])); // right
plane_coefs.push_back(glm::vec4(pv[0][3] + pv[0][1], pv[1][3] + pv[1][1], pv[2][3] + pv[2][1], pv[3][3] + pv[3][1])); // bottom
plane_coefs.push_back(glm::vec4(pv[0][3] - pv[0][1], pv[1][3] - pv[1][1], pv[2][3] - pv[2][1], pv[3][3] - pv[3][1])); // top
plane_coefs.push_back(glm::vec4(pv[0][3] + pv[0][2], pv[1][3] + pv[1][2], pv[2][3] + pv[2][2], pv[3][3] + pv[3][2])); // near
plane_coefs.push_back(glm::vec4(pv[0][3] - pv[0][2], pv[1][3] - pv[1][2], pv[2][3] - pv[2][2], pv[3][3] - pv[3][2])); // far
quad->drawGeometry(gl_program_shader, is_fps, plane_coefs);
city->draw(gl_program_shader, is_fps, plane_coefs);
modified = false;
}
}
//functia de afisare (lucram cu banda grafica)
void notifyDisplayFrame(){
//bufferele din framebuffer sunt aduse la valorile initiale (setate de clear color si cleardepth)
//adica se sterge ecranul si se pune culoare (si alte propietati) initiala
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
//foloseste shaderul
glUseProgram(gl_program_shader_gouraud);
//trimite variabile uniforme la shader
glUniformMatrix4fv(glGetUniformLocation(gl_program_shader_gouraud, "model_matrix"),1,false,glm::value_ptr(model_matrix));
glUniformMatrix4fv(glGetUniformLocation(gl_program_shader_gouraud, "view_matrix"),1,false,glm::value_ptr(view_matrix));
glUniformMatrix4fv(glGetUniformLocation(gl_program_shader_gouraud, "projection_matrix"),1,false,glm::value_ptr(projection_matrix));
glUniform3f(glGetUniformLocation(gl_program_shader_gouraud, "light_position"),light_position.x, light_position.y, light_position.z);
glUniform3f(glGetUniformLocation(gl_program_shader_gouraud, "eye_position"),eye_position.x, eye_position.y, eye_position.z);
glUniform1i(glGetUniformLocation(gl_program_shader_gouraud, "material_shininess"),material_shininess);
glUniform1f(glGetUniformLocation(gl_program_shader_gouraud, "material_kd"),material_kd);
glUniform1f(glGetUniformLocation(gl_program_shader_gouraud, "material_ks"),material_ks);
glUniform1f(glGetUniformLocation(gl_program_shader_gouraud, "timp"), timp);
glUniform1f(glGetUniformLocation(gl_program_shader_gouraud, "amplitudine"), amplitudine);
glUniform1f(glGetUniformLocation(gl_program_shader_gouraud, "faza"), faza);
glUniform1f(glGetUniformLocation(gl_program_shader_gouraud, "frecventa"), frecventa);
glUniform2f(glGetUniformLocation(gl_program_shader_gouraud, "directie"), directie.x,directie.z);
glUniform2f(glGetUniformLocation(gl_program_shader_gouraud, "centru"), centru.x, centru.z);
glUniform1i(glGetUniformLocation(gl_program_shader_gouraud, "directional"), directional);
glUniform1i(glGetUniformLocation(gl_program_shader_gouraud, "circular"), circular);
glUniform1i(glGetUniformLocation(gl_program_shader_gouraud, "toDraw"), drawable);
//pune si un sol
//matrice_translatie = glm::translate(model_matrix, glm::vec3(0,0,0));
//glUniformMatrix4fv(glGetUniformLocation(gl_program_shader_gouraud, "model_matrix"),1,false,glm::value_ptr(matrice_translatie));
glBindVertexArray(mesh_vao_ground);
glDrawElements(GL_TRIANGLES, indecsi, GL_UNSIGNED_INT, 0);
drawable = 1;
glUniform1i(glGetUniformLocation(gl_program_shader_gouraud, "toDraw"), drawable);
//pune o sfera la pozitia luminii
glm::mat4 matrice_translatie = glm::translate(model_matrix, glm::vec3(light_position.x,light_position.y,light_position.z));
glm::mat4 matrice_scalare = glm::scale(model_matrix, glm::vec3(0.1,0.1,0.1));
glUniformMatrix4fv(glGetUniformLocation(gl_program_shader_gouraud, "model_matrix"),1,false,glm::value_ptr(matrice_translatie * matrice_scalare));
glBindVertexArray(mesh_vao_sphere);
glDrawElements(GL_TRIANGLES, mesh_num_indices_sphere, GL_UNSIGNED_INT, 0);
drawable = 0;
// camera
view_matrix = FPS.getViewMatrix();
}
//functia de afisare (lucram cu banda grafica)
void notifyDisplayFrame(){
//bufferele din framebuffer sunt aduse la valorile initiale (setate de clear color si cleardepth)
//adica se sterge ecranul si se pune culoare (si alte propietati) initiala
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
//foloseste shaderul
glUseProgram(lab::gl_program_shader_gouraud);
//trimite variabile uniforme la shader
view_matrix = camera.getViewMatrix();
glUniformMatrix4fv(glGetUniformLocation(lab::gl_program_shader_gouraud, "model_matrix"),1,false,glm::value_ptr(model_matrix));
glUniformMatrix4fv(glGetUniformLocation(lab::gl_program_shader_gouraud, "view_matrix"), 1, false, glm::value_ptr(view_matrix));
glUniformMatrix4fv(glGetUniformLocation(lab::gl_program_shader_gouraud, "projection_matrix"), 1, false, glm::value_ptr(projection_matrix));
glUniform3f(glGetUniformLocation(lab::gl_program_shader_gouraud, "light_position"), light_position.x, light_position.y, light_position.z);
glUniform3f(glGetUniformLocation(lab::gl_program_shader_gouraud, "eye_position"), eye_position.x, eye_position.y, eye_position.z);
glUniform1i(glGetUniformLocation(lab::gl_program_shader_gouraud, "material_shininess"), material_shininess);
glUniform1f(glGetUniformLocation(lab::gl_program_shader_gouraud, "material_kd"), material_kd);
glUniform1f(glGetUniformLocation(lab::gl_program_shader_gouraud, "material_ks"), material_ks);
glUniform1fv(glGetUniformLocation(lab::gl_program_shader_gouraud, "amplitudine"), 3, &litudine[0]);
glUniform1fv(glGetUniformLocation(lab::gl_program_shader_gouraud, "frecventa"), 3, &frecv[0]);
glUniform1fv(glGetUniformLocation(lab::gl_program_shader_gouraud, "faza"), 3, &faza[0]);
glUniform2fv(glGetUniformLocation(lab::gl_program_shader_gouraud, "centru"), 2, ¢ru[0]);
glUniform1i(glGetUniformLocation(lab::gl_program_shader_gouraud, "timp"), timp/10);
timp++;
//pune o sfera la pozitia luminii
flag = 0;
glUniform1i(glGetUniformLocation(lab::gl_program_shader_gouraud, "flag"), flag);
glUniformMatrix4fv(glGetUniformLocation(lab::gl_program_shader_gouraud, "model_matrix"), 1, false, glm::value_ptr(matrice_translatie_1));
lab::setColorObject(1, 1, 0, 0);
glBindVertexArray(mesh_vao_sphere);
glDrawElements(GL_TRIANGLES, mesh_num_indices_sphere, GL_UNSIGNED_INT, 0);
//pune si un sol
flag = 1;
glUniform1i(glGetUniformLocation(lab::gl_program_shader_gouraud, "flag"), flag);
matrice_translatie_2 = glm::translate(model_matrix, glm::vec3(-500, -200, -800));
glUniformMatrix4fv(glGetUniformLocation(lab::gl_program_shader_gouraud, "model_matrix"), 1, false, glm::value_ptr(matrice_translatie_2));
ground->setColor(0, 0.2, 1);
lab::drawMesh(ground, 0);
}
void camera_1(Object* obj){
glViewport(0, 0, screen_width, screen_height);
//foloseste shaderul
glUseProgram(gl_program_shader);
//trimite variabile uniforme la shader
glUniformMatrix4fv(glGetUniformLocation(gl_program_shader, "model_matrix"), 1, false, glm::value_ptr(obj->model_matrix));
glUniformMatrix4fv(glGetUniformLocation(gl_program_shader, "view_matrix"), 1, false, glm::value_ptr(cam1.getViewMatrix()));
glUniformMatrix4fv(glGetUniformLocation(gl_program_shader, "projection_matrix"), 1, false, glm::value_ptr(projection_matrix));
//bind obiect
glBindVertexArray(obj->mesh_vao);
glDrawElements(GL_TRIANGLES, obj->mesh_num_indices, GL_UNSIGNED_INT, 0);
//deseneaza axe camera
glUniformMatrix4fv(glGetUniformLocation(gl_program_shader, "model_matrix"), 1, false, glm::value_ptr(glm::mat4())); //identity
cam1.drawGeometry();
}
