// The MAIN function, from here we start our application and run our Game loop
int main()
{
// Initializing Window
// Init GLFW
glfwInit();
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
glfwWindowHint(GLFW_RESIZABLE, GL_FALSE);
GLFWwindow* window = glfwCreateWindow(screenWidth, screenHeight, "Project Helios", nullptr, nullptr); // Windowed
glfwMakeContextCurrent(window);
// Set the required callback functions
glfwSetKeyCallback(window, key_callback);
glfwSetCursorPosCallback(window, mouse_callback);
glfwSetScrollCallback(window, scroll_callback);
// Options
glfwSetInputMode(window, GLFW_CURSOR, GLFW_CURSOR_DISABLED);
// Initialize GLEW to setup the OpenGL Function pointers
glewExperimental = GL_TRUE;
glewInit();
// Define the viewport dimensions
glViewport(0, 0, screenWidth, screenHeight);
// Setup some OpenGL options
glEnable(GL_DEPTH_TEST);
// Shaders - - - -
// Setup and compile our shaders
Shader lightingShader("resources/shaders/lighting.vs", "resources/shaders/lighting.frag");
Shader lampShader("resources/shaders/lamp.vs", "resources/shaders/lamp.frag");
// Models - - - -
while(KEY!=GLFW_KEY_ENTER)
{
glfwSetWindowTitle(window, "Home");
glfwPollEvents();
// Clear the colorbuffer
glClearColor(0.2f, 0.3f, 0.4f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glfwSwapBuffers(window);
}
glfwSetWindowTitle(window, "Project Helios");
// Load Models
Model Map("resources/models/Mapa.obj");
Model Lamp("resources/models/Lamp.obj");
Model Bat1("resources/models/Huge Battery.obj");
Model Bat2("resources/models/Huge Battery.obj");
Model Bat3("resources/models/Huge Battery.obj");
Model Bat4("resources/models/Huge Battery.obj");
Model Keycard("resources/models/Keycard.obj");
Model KeyExit("resources/models/Keycard.obj");
Model Gun("resources/models/The Gun.obj");
// Draw in wireframe
//glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
//LOOP - - - -
// Game loop
while(!glfwWindowShouldClose(window))
{
// Set frame time
GLfloat currentFrame = glfwGetTime();
deltaTime = currentFrame - lastFrame;
lastFrame = currentFrame;
// Check and call events
glfwPollEvents();
Do_Movement();
// Clear the colorbuffer
glClearColor(0.0f, 0.2f, 0.8f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
lampShader.Use();
// Transformation matrices
glm::mat4 projection = glm::perspective(camera.Zoom, (float)screenWidth/(float)screenHeight, 0.1f, 100.0f);
glm::mat4 view = camera.GetViewMatrix();
glUniformMatrix4fv(glGetUniformLocation(lampShader.Program, "projection"), 1, GL_FALSE, glm::value_ptr(projection));
glUniformMatrix4fv(glGetUniformLocation(lampShader.Program, "view"), 1, GL_FALSE, glm::value_ptr(view));
glUniform3f(glGetUniformLocation(lampShader.Program, "lightColor"), lightColor.x, lightColor.y, lightColor.z);
lightingShader.Use();
// Set lights properties
glUniform3f(glGetUniformLocation(lightingShader.Program, "light.position"), lightPos.x, lightPos.y, lightPos.z);
glUniform3f(glGetUniformLocation(lightingShader.Program, "viewPos"), camera.Position.x, camera.Position.y, camera.Position.z);
glUniform3f(glGetUniformLocation(lightingShader.Program, "light.color"), lightColor.x, lightColor.y, lightColor.z);
glUniform3f(glGetUniformLocation(lightingShader.Program, "light.ambient"), 0.1f, 0.1f, 0.1f);
// Transformation matrices
glUniformMatrix4fv(glGetUniformLocation(lightingShader.Program, "projection"), 1, GL_FALSE, glm::value_ptr(projection));
glUniformMatrix4fv(glGetUniformLocation(lightingShader.Program, "view"), 1, GL_FALSE, glm::value_ptr(view));
// Draw the loaded model
glm::mat4 model_map;
glm::mat4 model_lamp;
glm::mat4 model_bat1;
glm::mat4 model_bat2;
glm::mat4 model_bat3;
glm::mat4 model_bat4;
glm::mat4 model_key;
glm::mat4 model_keyExit;
glm::mat4 model_gun;
// Prepare Matrices
model_lamp = glm::translate(model_lamp, glm::vec3(0.0f, 3.93f, 0.0f));
model_lamp = glm::rotate(model_lamp, glm::radians(180.0f), glm::vec3(0.0f, 0.0f, 1.0f));
model_bat1 = glm::translate(model_bat1, glm::vec3(6.5f, 0.0f, 4.0f));
model_bat1 = glm::rotate(model_bat1, glm::radians(-135.0f), glm::vec3(0.0f, 1.0f, 0.0f));
model_bat2 = glm::translate(model_bat2, glm::vec3(6.5f, 0.0f, -4.0f));
model_bat2 = glm::rotate(model_bat2, glm::radians(-45.0f), glm::vec3(0.0f, 1.0f, 0.0f));
model_bat3 = glm::translate(model_bat3, glm::vec3(6.5f, 0.0f, 0.0f));
model_bat3 = glm::rotate(model_bat3, glm::radians(-90.0f), glm::vec3(0.0f, 1.0f, 0.0f));
model_bat4 = glm::translate(model_bat4, glm::vec3(-6.5f, 0.0f, 4.0f));
model_bat4 = glm::rotate(model_bat4, glm::radians(135.0f), glm::vec3(0.0f, 1.0f, 0.0f));
model_key = glm::translate(model_key, glm::vec3(1.6f, 1.32f, -0.3f));
model_key = glm::rotate(model_key, glm::radians(90.0f), glm::vec3(0.0f, 1.0f, 0.0f));
model_keyExit = glm::translate(model_keyExit, glm::vec3(-6.25f, 1.2f, -4.99f));
model_keyExit = glm::rotate(model_keyExit, glm::radians(0.0f), glm::vec3(0.0f, 1.0f, 0.0f));
// Draw
lampShader.Use();
glUniformMatrix4fv(glGetUniformLocation(lampShader.Program, "model"), 1, GL_FALSE, glm::value_ptr(model_lamp));
Lamp.Draw(lampShader);
lightingShader.Use();
glUniformMatrix4fv(glGetUniformLocation(lightingShader.Program, "model"), 1, GL_FALSE, glm::value_ptr(model_map));
glUniform3f(glGetUniformLocation(lightingShader.Program, "material.ambient"), 1.0f, 1.0f, 1.0f);
glUniform3f(glGetUniformLocation(lightingShader.Program, "material.diffuse"), 0.8f, 0.8f, 0.8f);
glUniform3f(glGetUniformLocation(lightingShader.Program, "material.specular"), 0.7f, 0.7f, 0.7f);
glUniform1f(glGetUniformLocation(lightingShader.Program, "material.shininess"), 32.0f);
Map.Draw(lightingShader);
glUniformMatrix4fv(glGetUniformLocation(lightingShader.Program, "model"), 1, GL_FALSE, glm::value_ptr(model_bat1));
glUniform3f(glGetUniformLocation(lightingShader.Program, "material.specular"), 1.0f, 1.0f, 1.0f);
glUniform1f(glGetUniformLocation(lightingShader.Program, "material.shininess"), 2.0f);
Bat1.Draw(lightingShader);
glUniformMatrix4fv(glGetUniformLocation(lightingShader.Program, "model"), 1, GL_FALSE, glm::value_ptr(model_bat2));
Bat2.Draw(lightingShader);
glUniformMatrix4fv(glGetUniformLocation(lightingShader.Program, "model"), 1, GL_FALSE, glm::value_ptr(model_bat3));
Bat3.Draw(lightingShader);
glUniformMatrix4fv(glGetUniformLocation(lightingShader.Program, "model"), 1, GL_FALSE, glm::value_ptr(model_bat4));
Bat4.Draw(lightingShader);
// Verify if the key was taken
if(enableKey){
glUniformMatrix4fv(glGetUniformLocation(lightingShader.Program, "model"), 1, GL_FALSE, glm::value_ptr(model_key));
glUniform3f(glGetUniformLocation(lightingShader.Program, "material.diffuse"), 1.0f, 1.0f, 1.0f);
glUniform3f(glGetUniformLocation(lightingShader.Program, "material.specular"), 1.0f, 1.0f, 1.0f);
glUniform1f(glGetUniformLocation(lightingShader.Program, "material.shininess"), 8.0f);
Keycard.Draw(lightingShader);
}
if(enableExitKey){
glUniformMatrix4fv(glGetUniformLocation(lightingShader.Program, "model"), 1, GL_FALSE, glm::value_ptr(model_keyExit));
KeyExit.Draw(lightingShader);
}
colorOffsetR = 0.5 * sin(glm::radians(alpha)) + 0.5;
colorOffsetG = 0.5 * sin(glm::radians(2*alpha)) + 0.5;
colorOffsetB = 0.5 * sin(glm::radians(4*alpha)) + 0.5;
//lightColor = glm::vec3(colorOffsetR, colorOffsetG, colorOffsetB);
if(alpha > 360)
alpha = 0;
else
alpha += 0.05;
// Swap the buffers
glfwSwapBuffers(window);
}
glfwTerminate();
return 0;
}
void display()
{ glClearColor(0.6, 0.75, 0.85, 1); // sky color is light blue
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); /* Clear The Screen And The Depth Buffer */
if(view==0)
{
display1();
}
else if (view==1)
{
display2();
}
else if(view==2)
{
// Erase the window and the depth buffer
glClearColor(0.6, 0.75, 0.85, 1); // sky color is light blue
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
// Enable Z-buffering in OpenGL
glEnable(GL_DEPTH_TEST);
glCullFace(GL_BACK);
glLoadIdentity();
// Set the look at position for perspective projection
gluLookAt(
Ex, Ey, Ez,
Ex + lx, Ey, Ez+lz,
0.0, 1, 0.0);
glShadeModel(GL_SMOOTH);
glDisable(GL_DEPTH_TEST);
glDepthMask(GL_FALSE);
glPushMatrix();
glTranslatef( Ex + lx, 0, Ez+lz-4);
Sky(1000);
glPopMatrix();
glDepthMask(GL_TRUE);
glEnable(GL_DEPTH_TEST);
// Light switch
if (light)
{
// Translate intensity to color vectors
float Ambient[] = {0.01*ambient ,0.01*ambient ,0.01*ambient ,1.0};
float Diffuse[] = {0.01*diffuse ,0.01*diffuse ,0.01*diffuse ,1.0};
float Specular[] = {0.01*specular,0.01*specular,0.01*specular,1.0};
// Light position
float Position[]={0,1000,5000};
// Draw light position as ball (still no lighting here)
glColor3f(1,1,1);
ball(Position[0],Position[1],Position[2] , 0.2);
// OpenGL should normalize normal vectors
glEnable(GL_NORMALIZE);
// Enable lighting
glEnable(GL_LIGHTING);
// glColor sets ambient and diffuse color materials
glColorMaterial(GL_FRONT_AND_BACK,GL_AMBIENT_AND_DIFFUSE);
glEnable(GL_COLOR_MATERIAL);
// Enable light 0
glEnable(GL_LIGHT0);
// Set ambient, diffuse, specular components and position of light 0
glLightfv(GL_LIGHT0,GL_AMBIENT ,Ambient);
glLightfv(GL_LIGHT0,GL_DIFFUSE ,Diffuse);
glLightfv(GL_LIGHT0,GL_SPECULAR,Specular);
glLightfv(GL_LIGHT0,GL_POSITION,Position);
}
else
glDisable(GL_LIGHTING);
if(opt==1)
{
glPushMatrix();
glTranslatef( Ex + lx,0, Ez+lz-4);
glRotatef(90, 1, 0, 0);
glRotatef(180, 0, 1, 0);
glColor3f(1,1,1);
glCallList(car1);
glPopMatrix();
int E=Ez+lz-4;
if(E<=40)
{
Ex=0;
Ez=1000;
lx=0;
lz=-1;
}
}
else if(opt==2)
{
glPushMatrix();
glTranslatef( Ex + lx, 0, Ez+lz-4);
glRotatef(90, 1, 0, 0);
glRotatef(180, 0, 1, 0);
glColor3f(1,1,1);
glCallList(car2);
glPopMatrix();
int E=Ez+lz-4;
if(E<=40)
{
Ex=0;
Ez=1000;
lx=0;
lz=-1;
}
}
cylinder();
Road();
for(i=0; i<=1000; i+=40)
{
glPushMatrix();
glTranslated(-50,10,i);
glScaled(50,50,50);
Tree();
glPopMatrix();
}
for(i=0; i<=1000; i+=40)
{
glPushMatrix();
glTranslated(170,10,i);
glScaled(50,50,50);
Tree();
glPopMatrix();
}
for(i=0; i<=1000; i+=60)
{
glPushMatrix();
glTranslated(-70,-10,i);
glScaled(2,10,10);
Lamp();
glPopMatrix();
}
for(i=0; i<=1000; i+=60)
{
glPushMatrix();
glTranslated(70,-10,i);
glRotated(90,0,1,0);
glScaled(2,10,10);
Lamp();
glPopMatrix();
}
for(i=-60; i<=1000; i+=60)
{
glPushMatrix();
glTranslated(-38,86.5,i+43);
glScaled(5,5,5);
lights();
glPopMatrix();
}
for(i=-60; i<=1000; i+=60)
{
glPushMatrix();
glTranslated(55,87,i+30);
glScaled(5,5,5);
lights();
glPopMatrix();
}
for(i=0; i<=1000; i+=400)
{
glPushMatrix();
glTranslated(-50,-10,i);
glScaled(10,10,10);
trafficsignal();
glPopMatrix();
}
for(i=0; i<=1000; i+=400)
{
glPushMatrix();
glTranslated(0,0,i+40);
zebracrossing();
glPopMatrix();
}
for(i=-60; i<=1000; i+=100)
{
glPushMatrix();
glTranslated(200,-15,i+30);
glScaled(10,15,10);
buildings();
glPopMatrix();
}
for(i=-60; i<=1000; i+=100)
{
glPushMatrix();
glTranslated(-250,-15,i+30);
glScaled(10,15,10);
buildings();
glPopMatrix();
}
for(i=-60; i<=1000; i+=100)
{
glPushMatrix();
glTranslated(350,-15,i+30);
glScaled(10,30,10);
buildings();
glPopMatrix();
}
for(i=-60; i<=1000; i+=100)
{
glPushMatrix();
glTranslated(-400,-15,i+30);
glScaled(10,30,10);
buildings();
glPopMatrix();
}
for(e=0; e<=1000; e+=155)
{
if(e%2==0)
{
glPushMatrix();
glTranslated(-16,-10,e);
glScaled(6,6,6);
roadpylon();
glPopMatrix();
}
else
{
glPushMatrix();
glTranslated(16,-10,e);
glScaled(6,6,6);
roadpylon();
glPopMatrix();
}
}
for(i=0; i<=1000; i+=400)
{
glPushMatrix();
glTranslated(65,0,i);
glScaled(10,10,10);
roadsign();
glPopMatrix();
}
xpos = xpos + xvel;
if(xpos >= 30)
{
xvel = -xvel;
}
if( xpos <2)
{
xvel = -xvel;
}
glPushMatrix();
glTranslated(0,xpos,900);
glRotated(-90,0,0,1);
glRotated(-90,0,1,0);
glScaled(2,2,2);
glColor3f(1,1,1);
glCallList(dragon);
glPopMatrix();
glWindowPos2i(5,5);
glColor3f(1,1,1);
Print("Speed=%f",1,jump);
}
// Render the scene and make it visible
ErrCheck("display");
glFlush();
glutSwapBuffers();
}
