void DisplayDisc()
{
Window * window = Window::FindCurrentWindow(windows);
if (window->handle == BAD_GL_VALUE)
return;
glViewport(0, 0, window->size.x, window->size.y);
vec4 crimson(0.6f , 0.0f , 0.0f , 1.0f);
vec3 ambient = vec3(0.0f , 0.0f , 0.0f);
vec3 specular = vec3(0.0f , 0.0f , 0.3f);
vec3 diffuse = vec3(0.0f , 0.0f , 0.9f);
glClearColor(crimson.r , crimson.g , crimson.b , crimson.a);
glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);
mat4 model_matrix = rotate(mat4() , radians(window->LocalTime() * 30.0f) , vec3(0.0f , 1.0f , 0.0f));
model_matrix = scale(model_matrix , vec3(3.0f , 3.0f , 3.0f));
mat4 view_matrix = lookAt(vec3(0.0f , 0.0f , 8.0f) , vec3(0.0f , 0.0f , 0.0f) , vec3(0.0f , 1.0f , 0.0f));
mat4 projection_matrix = perspective(radians(window->fovy) , window->aspect , window->near_distance , window->far_distance);
phong_shader.Use(model_matrix , view_matrix , projection_matrix);
phong_shader.SetMaterial(diffuse , specular , 128.0f , ambient);
phong_shader.SetLightPosition(vec3(0.0f , 0.0f , 1000.0f));
phong_shader.SelectSubroutine(PhongShader::PHONG_WITH_TEXTURE);
phong_shader.EnableTexture(textures[2] , 0);
disc3.Draw(false);
phong_shader.UnUse();
if (window->draw_normals)
{
constant_shader.Use(model_matrix , view_matrix , projection_matrix);
constant_shader.SetMaterial(diffuse , specular , 32.0f , vec3(1.0f , 1.0f , 1.0f));
disc3.Draw(true);
constant_shader.UnUse();
}
glutSwapBuffers();
disc3.UpdateValues(TestUpdateDisc , window->LocalTime(), nullptr);
}
