Projeto-3D-no-OpenGL
Projeto 3D no OpenGL /* Arthur Menezes, Katherine Lacerda, Thais Mesquita, Rafael Jatobá, Thiago Fonseca, Gabriel Ferraz Duque */
#include <windows.h> #include <GL/glut.h>
/* Global variables */
char title[] = "CLOWN HOUSE 3D";
GLfloat anglePyramid = 0.0f;
GLfloat angleCube = 0.0f;
int refreshMills = 15;
static int slices = 32;
static int stacks = 32;
float size=1.0;
GLfloat pyramidX=-1.0;
GLfloat pyramidY=-1.0;
GLfloat pyramidZ= 0.0;
GLfloat pyramidXSpeed = 0.0f;
GLfloat pyramidYSpeed = 0.0f;
GLfloat pyramidZSpeed = 0.0f;
GLfloat cubeX=1.0;
GLfloat cubeY=1.0;
GLfloat cubeZ=1.0;
GLfloat cubeXSpeed = 0.0f;
GLfloat cubeYSpeed = 0.0f;
GLfloat cubeZSpeed = 0.0f;
float Ty = 0.0;
float Tx = 0.0;
float Tr = 0.0;
float J = 0.0;
float Cr = 0.4f;
float Cg = 0.4f;
float Cb = 0.4f;
float Px = 0.0;
/* Initialize OpenGL Graphics */ void initGL() { glClearColor(0.2f, 0.5f, 0.0f, 1.0f); // cor d fundo glClearDepth(1.0f); // Set background depth to farthest glEnable(GL_DEPTH_TEST); // Enable depth testing for z-culling glDepthFunc(GL_LEQUAL); // Set the type of depth-test glShadeModel(GL_SMOOTH); // Enable smooth shading glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); // Nice perspective corrections }
/* Handler for window-repaint event. Called back when the window first appears and whenever the window needs to be re-painted. */
void cubo(){
// Render a color-cube consisting of 6 quads with different colors
glLoadIdentity(); // Reset the model-view matrix
glTranslatef(-4.5f, 3.0f, -6.0f); // Move right and into the screen
glRotatef(angleCube, cubeX, cubeY, cubeZ); // Rotate about (1,1,1)-axis [NEW]
glBegin(GL_QUADS); // Begin drawing the color cube with 6 quads
// Top face (y = 1.0f)
// Define vertices in counter-clockwise (CCW) order with normal pointing out
glColor3f(0.6f, 0.1f, 0.3f); //vinho
glVertex3f( 1.0f, 1.0f, -1.0f);
glVertex3f(-1.0f, 1.0f, -1.0f);
glVertex3f(-1.0f, 1.0f, 1.0f);
glVertex3f( 1.0f, 1.0f, 1.0f);
// Bottom face (y = -1.0f)
glColor3f(1.0f, 0.2f, 0.4f);
glVertex3f( 1.0f, -1.0f, 1.0f);
glVertex3f(-1.0f, -1.0f, 1.0f);
glVertex3f(-1.0f, -1.0f, -1.0f);
glVertex3f( 1.0f, -1.0f, -1.0f);
// Front face (z = 1.0f)
glColor3f(1.0f, 1.0f, 0.0f);
glVertex3f( 1.0f, 1.0f, 1.0f);
glVertex3f(-1.0f, 1.0f, 1.0f);
glVertex3f(-1.0f, -1.0f, 1.0f);
glVertex3f( 1.0f, -1.0f, 1.0f);
// Back face (z = -1.0f)
glColor3f(0.3f, 0.0f, 0.1f);
glVertex3f( 1.0f, -1.0f, -1.0f);
glVertex3f(-1.0f, -1.0f, -1.0f);
glVertex3f(-1.0f, 1.0f, -1.0f);
glVertex3f( 1.0f, 1.0f, -1.0f);
// Left face (x = -1.0f)
glColor3f(0.4f, 0.4f, 1.0f); // Blue
glVertex3f(-1.0f, 1.0f, 1.0f);
glVertex3f(-1.0f, 1.0f, -1.0f);
glVertex3f(-1.0f, -1.0f, -1.0f);
glVertex3f(-1.0f, -1.0f, 1.0f);
// Right face (x = 1.0f)
glColor3f(1.0f, 0.4f, 0.4f); // Magenta
glVertex3f(1.0f, 1.0f, -1.0f);
glVertex3f(1.0f, 1.0f, 1.0f);
glVertex3f(1.0f, -1.0f, 1.0f);
glVertex3f(1.0f, -1.0f, -1.0f);
glEnd(); // End of drawing color-cube
angleCube -= 0.55f; } void esfera(){ glLoadIdentity(); // Reset the model-view matrix glTranslatef(2.5f, -2.0f, -7.0f); // Move left and into the screen glRotatef(anglePyramid, 1.0f, 1.0f, 0.0f); // Rotate about the (1,1,0)-axis [NEW]
glPushMatrix(); glTranslated(-0.4,4.2,-1); glRotated(60,1,0,0); glRotated(0.9,0,0,1); glColor3f(0.9f, 0.4f, 0.9f); glutWireSphere(size,slices,stacks); glPopMatrix(); }
void piramide(){ //glTranslatef(0.5f, 0.0f, 0.0f); glTranslatef(pyramidX, pyramidY, pyramidZ);
glBegin(GL_TRIANGLES); // Begin drawing the pyramid with 4 triangles // Front glColor3f(0.4f, 0.0f, 0.1f); // Red glVertex3f( 0.0f, 1.0f, 0.0f); glColor3f(1.0f, 0.0f, 0.0f); glVertex3f(-1.0f, -1.0f, 1.0f); glColor3f(0.0f, 0.0f, 1.0f); // Blue glVertex3f(1.0f, -1.0f, 1.0f);
// Right
glColor3f(0.3f, 0.6f, 0.8f); // Red
glVertex3f(0.0f, 1.0f, 0.0f);
glColor3f(0.0f, 0.0f, 0.0f); // Blue
glVertex3f(1.0f, -1.0f, 1.0f);
glColor3f(0.0f, 0.0f, 1.0f); // Green
glVertex3f(1.0f, -1.0f, -1.0f);
// Back
glColor3f(1.0f, 0.0f, 0.0f);
glVertex3f(0.0f, 1.0f, 0.0f);
glColor3f(1.0f, 0.0f, 1.0f);
glVertex3f(1.0f, -1.0f, -1.0f);
glColor3f(0.0f, 0.0f, 1.0f);
glVertex3f(-1.0f, -1.0f, -1.0f);
// Left
glColor3f(1.0f,0.0f,0.0f); // Red
glVertex3f( 0.0f, 1.0f, 0.0f);
glColor3f(0.0f,0.0f,1.0f); // Blue
glVertex3f(-1.0f,-1.0f,-1.0f);
glColor3f(0.0f,0.0f,0.0f); // Green
glVertex3f(-1.0f,-1.0f, 1.0f);
glEnd(); // Done drawing the pyramid
glBegin(GL_QUADS);
// Bottom face (y = -1.0f)
glColor3f(1.0f,0.0f,0.0f); // Red
glVertex3f( 1.0f, -1.0f, 1.0f);
glColor3f(0.0f,0.0f,1.0f); // Blue
glVertex3f(-1.0f, -1.0f, 1.0f);
glColor3f(0.0f,1.0f,0.0f); // Green
glVertex3f(-1.0f, -1.0f, -1.0f);
glVertex3f( 1.0f, -1.0f, -1.0f);
glEnd();
//anglePyramid += 0.5f;
}
//ponte void Ponte() { glLoadIdentity(); glBegin(GL_LINE_STRIP); glColor3f(0.17f,0.09f,0.06f);
glVertex2f(0.89, 1.5);
glVertex2f(0.89, -1.5);
glVertex2f(0.87, 1.5);
glVertex2f(0.87, -1.5);
glEnd();
glBegin(GL_LINE_STRIP);
glColor3f(0.17f,0.09f,0.06f);
glVertex2f(0.88, 1.5);
glVertex2f(0.88, -1.5);
glEnd();
glBegin(GL_LINE_STRIP);
glColor3f(0.17f,0.09f,0.06f);
glVertex2f(0.86, 1.5);
glVertex2f(0.86, -1.5);
glEnd();
}
void desenha() { glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); // Clear color and depth buffers
glMatrixMode(GL_MODELVIEW); // To operate on model-view matrix
cubo();
esfera();
piramide();
glutSwapBuffers();
pyramidX += pyramidXSpeed;
pyramidY += pyramidYSpeed;
pyramidZ += pyramidZSpeed;
cubeX += cubeXSpeed;
cubeY += cubeYSpeed;
cubeZ += cubeZSpeed;
}
void timer(int value) { glutPostRedisplay(); // Post re-paint request to activate display() glutTimerFunc(refreshMills, timer, 0); // next timer call milliseconds later pyramidX -= pyramidXSpeed; pyramidY -= pyramidYSpeed; pyramidZ -= pyramidZSpeed;
cubeX -= cubeXSpeed;
cubeY -= cubeYSpeed;
cubeZ -= cubeZSpeed;
}
/* Handler for window re-size event. Called back when the window first appears and whenever the window is re-sized with its new width and height */ void reshape(GLsizei width, GLsizei height) { // GLsizei for non-negative integer // Compute aspect ratio of the new window if (height == 0) height = 1; // To prevent divide by 0 GLfloat aspect = (GLfloat)width / (GLfloat)height;
// Set the viewport to cover the new window glViewport(0, 0, width, height);
// Set the aspect ratio of the clipping volume to match the viewport glMatrixMode(GL_PROJECTION); // To operate on the Projection matrix glLoadIdentity(); // Reset // Enable perspective projection with fovy, aspect, zNear and zFar gluPerspective(90.0f, aspect, 0.1f, 100.0f); }
void specialKeys(int key, int x, int y) {
switch (key) {
case GLUT_KEY_RIGHT:
pyramidXSpeed += -0.1f;
break;
case GLUT_KEY_LEFT:
pyramidXSpeed += 0.1f;
break;
case GLUT_KEY_UP:
pyramidYSpeed += -0.1f;
break;
case GLUT_KEY_DOWN:
pyramidYSpeed += 0.1f;
break;
case GLUT_KEY_PAGE_DOWN:
pyramidZSpeed += -0.1f;
break;
case GLUT_KEY_PAGE_UP:
pyramidZSpeed += 0.1f;
break;
}
}
static void key(unsigned char key, int x, int y) { switch (key) { case 'q': exit(0); break; case 'w': //esfera cresce size= size + 0.2; break; case 's': //esfera diminui size= size - 0.2; break; case 'x':
cubeXSpeed = cubeXSpeed + 1.0;
angleCube -= 5.0f;
cubeY=1.0;
cubeZ=1.0;
cubeYSpeed = 0.0f;
cubeZSpeed = 0.0f;
break;
case 'y':
cubeYSpeed = cubeYSpeed - 1.0;
angleCube -= 5.0f;
cubeX=1.0;
cubeZ=1.0;
cubeXSpeed = 0.0f;
cubeZSpeed = 0.0f;
break;
case 'z':
cubeZSpeed = cubeZSpeed - 1.0;
angleCube -= 5.0f;
cubeX=1.0;
cubeY=1.0;
cubeXSpeed = 0.0f;
cubeYSpeed = 0.0f;
break;
}
}
/* Main function: GLUT runs as a console application starting at main() / int main(int argc, char* argv) { glutInit(&argc, argv); // Initialize GLUT glutInitDisplayMode(GLUT_DOUBLE); // Enable double buffered mode glutInitWindowSize(720, 600); // Set the window's initial width & height glutInitWindowPosition(50, 50); // Position the window's initial top-left corner glutCreateWindow(title); // Create window with the given title glutDisplayFunc(desenha); // Register callback handler for window re-paint event glutReshapeFunc(reshape); // Register callback handler for window re-size event initGL(); // Our own OpenGL initialization glutTimerFunc(0, timer, 0); // First timer call immediately [NEW] glutSpecialFunc(specialKeys); // Register callback handler for special-key event glutKeyboardFunc(key); // Register callback handler for special-key event glutMainLoop(); // Enter the infinite event-processing loop return 0; }