//----------------------------------------------------------------------------
BspNode* BspNodes::CreateNode (const Vector2f& v0, const Vector2f& v1,
VertexColor3Effect* effect, const Float3& color)
{
// Create the model-space separating plane.
Vector2f dir = v1 - v0;
AVector normal(dir[1], -dir[0], 0.0f);
normal.Normalize();
float constant = normal[0]*v0[0] + normal[1]*v0[1];
HPlane modelPlane(normal, constant);
// Create the BSP node.
BspNode* bsp = new0 BspNode(modelPlane);
VertexFormat* vformat = VertexFormat::Create(2,
VertexFormat::AU_POSITION, VertexFormat::AT_FLOAT3, 0,
VertexFormat::AU_COLOR, VertexFormat::AT_FLOAT3, 0);
// Create the rectangle representation of the model plane and set the
// vertex colors to the specified color.
float xExtent = 0.5f*dir.Length();
float yExtent = 0.125f;
TriMesh* rect = StandardMesh(vformat).Rectangle(2, 2, xExtent, yExtent);
VertexBufferAccessor vba(rect);
for (int i = 0; i < 4; ++i)
{
vba.Color<Float3>(0, i) = color;
}
rect->SetEffectInstance(effect->CreateInstance());
// Set the position and orientation for the world-space plane.
APoint trn(0.5f*(v0[0] + v1[0]), 0.5f*(v0[1] + v1[1]), yExtent + 0.001f);
HMatrix zRotate(AVector::UNIT_Z, Mathf::ATan2(dir.Y(),dir.X()));
HMatrix xRotate(AVector::UNIT_X, Mathf::HALF_PI);
HMatrix rotate = zRotate*xRotate;
rect->LocalTransform.SetTranslate(trn);
rect->LocalTransform.SetRotate(rotate);
bsp->AttachCoplanarChild(rect);
return bsp;
}
int main()
{
glm::vec3 cross = glm::cross(glm::vec3(2.5, 2.5, 0),glm::vec3(0, 2.5, 0));
try
{
GLfloat currentFrame;
GLFWwindow *window = JPGLHelper::InitEverything(HEIGHT, WIDTH);
glfwSetKeyCallback(window, keyCallback);
if (glewInit() != GLEW_OK)
throw std::runtime_error("glewInit() failed");
ShaderCompiler shaderGround("ground.vert", "ground.frag");
ShaderCompiler shaderTrain("train.vert", "train.frag");
MatrixWrapper modelPlane(shaderGround.GetProgramID(), "model"),
modelIdentity(shaderTrain.GetProgramID(), "model"),
projection(shaderGround.GetProgramID(), "projection");
modelPlane.mat4 = glm::rotate(modelPlane.mat4, glm::radians(-90.0f), glm::vec3(1.0f, 0.0f, 0.0f));
projection.mat4 = glm::perspective(glm::radians(45.0f), (GLfloat)WIDTH / (GLfloat)HEIGHT, 0.1f, 2500.0f);
Camera camera(-180.0f, 180.0f, 0.0f, 360.0f, 5.0f, shaderGround.GetProgramID(), 25.0f);
camera.UpdateTargetPosition(glm::vec3(0.0f, 0.0f, 0.0f));
modelPlane.mat4 = glm::scale(modelPlane.mat4, glm::vec3(300.0f,300.0f, 1.0f));
modelIdentity.mat4 = glm::mat4(1.0f);
Plane ground(shaderGround.GetProgramID(),32);
Train train(shaderTrain.GetProgramID());
Light light;
TextureWrapper groundTexture(GL_TEXTURE0, shaderGround.GetProgramID(), "ground.png", "Texture0");
keyboardManager.RegisterKey(GLFW_KEY_ESCAPE, std::bind(glfwSetWindowShouldClose, window, GL_TRUE));
keyboardManager.RegisterKey(GLFW_KEY_H, std::bind(&Camera::YawDown, std::ref(camera)));
keyboardManager.RegisterKey(GLFW_KEY_J, std::bind(&Camera::PitchDown, std::ref(camera)));
keyboardManager.RegisterKey(GLFW_KEY_K, std::bind(&Camera::PitchUp, std::ref(camera)));
keyboardManager.RegisterKey(GLFW_KEY_L, std::bind(&Camera::YawUp, std::ref(camera)));
keyboardManager.RegisterKey(GLFW_KEY_U, std::bind(&Camera::DistanceUp, std::ref(camera)));
keyboardManager.RegisterKey(GLFW_KEY_I, std::bind(&Camera::DistanceDown, std::ref(camera)));
keyboardManager.RegisterKey(GLFW_KEY_A, std::bind(&Train::Go, std::ref(train)));
keyboardManager.RegisterKey(GLFW_KEY_Z, std::bind(&Train::Back, std::ref(train)));
keyboardManager.RegisterKey(GLFW_KEY_S, std::bind(&Light::AmbientUp, std::ref(light)));
keyboardManager.RegisterKey(GLFW_KEY_X, std::bind(&Light::AmbientDown, std::ref(light)));
keyboardManager.RegisterKey(GLFW_KEY_D, std::bind(&Light::DiffuseUp, std::ref(light)));
keyboardManager.RegisterKey(GLFW_KEY_C, std::bind(&Light::DiffuseDown, std::ref(light)));
glEnable(GL_MULTISAMPLE);
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
while (!glfwWindowShouldClose(window))
{
currentFrame = glfwGetTime();
JPGLHelper::deltaTime = currentFrame - JPGLHelper::lastTime;
JPGLHelper::lastTime = currentFrame;
glfwPollEvents();
keyboardManager.ProcessKeys();
camera.UpdateTargetPosition(train.GetLocation());
train.DoPhysics();
glClearColor(light.InterpolateR(), light.InterpolateG(), light.InterpolateB(), 1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
/*
rysowanie p³aszczyzny
*/
groundTexture.SendToGPU();
shaderGround.Execute();
light.UpdateLight(shaderGround.GetProgramID(), camera.cameraPosition);
camera.UpdateShader(shaderGround.GetProgramID());
camera.SendUpdatedMatrix();
projection.SetShader(shaderGround.GetProgramID());
projection.SendToGPU();
ground.Draw(modelPlane);
/*
rysowanie poci¹gu
*/
shaderTrain.Execute();
light.UpdateLight(shaderTrain.GetProgramID(), camera.cameraPosition);
camera.UpdateShader(shaderGround.GetProgramID());
camera.SendUpdatedMatrix();
projection.SetShader(shaderTrain.GetProgramID());
projection.SendToGPU();
train.Draw();
glfwSwapBuffers(window);
}
}
catch (std::exception &e)
{
std::cout << e.what() << std::endl;
system("pause");
}
glfwTerminate();
return 0;
}
