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display.cpp
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display.cpp
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#include "prototypes.h"
void displayPhase(void) {
glColor3f(1.0, 1.0, 1.0);
//draw axes
glBegin(GL_LINE);
glVertex2f(200, 0);
glVertex2f(200, 400);
glEnd();
glBegin(GL_LINE);
glVertex2f(0, 200);
glVertex2f(400, 200);
glEnd();
glutSwapBuffers();
}
void display(void)
{
draw();
moveCamera();
step(t, theta, omega);
glutSwapBuffers();
}
void draw(void) {
//enable texturing and draw objects
glEnable(GL_TEXTURE_2D);
glEnable(GL_DEPTH_TEST);
glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
drawRoom();
drawCrib();
drawPendulum();
glFlush();
glDisable(GL_DEPTH_TEST);
glDisable(GL_TEXTURE_2D);
}
void moveCamera(void) {
//move camera position based on movespeed
posX += moveSpeed * vectorX * 1.5f;
posY += moveSpeed * vectorY * 1.5f;
posZ += moveSpeed * vectorZ * 1.5f;
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(posX, posY, posZ,
posX + vectorX, posY + vectorY, posZ + vectorZ,
0.0, 1.0, 0.0);
}
void drawPendulum(void) {
//draw arm
glPushMatrix();
glTranslatef(7.5, 15.0, 15.0); //move up to draw arm
glRotatef(theta*(180.0/M_PI), 0.0, 0.0, 1.0); //rotate arm to theta
glRotatef(180.0, 0.0, 0.0, 1.0);
glPushMatrix();
glScalef(0.3, 1.0, 0.3);
glBegin(GL_QUAD_STRIP);
for (int k = 0; k <= 359; k++)
{
glNormal3d(cos(k), 10, sin(k));
glTexCoord2f(0,0); glVertex3f(cos(k), 0, sin(k));
glTexCoord2f(0,1); glVertex3f(cos(k), 5, sin(k));
glTexCoord2f(1,1); glVertex3f(cos(k + 1), 5, sin(k + 1));
glTexCoord2f(1,0); glVertex3f(cos(k + 1), 0, sin(k + 1));
}
glEnd();
glPopMatrix();
//draw bell
glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, 100.0);
glBindTexture ( GL_TEXTURE_2D, textureID[4]);
glTranslatef(0.0, 5.0, 0.0);
glScalef(1.0,-1.0,1.0);
gluSphere( bell, 0.9, 36, 72);
//glutSolidSphere(1.0f,8,8); //radius, slices, stacks
glPopMatrix();
}
void drawRoom(void) {
//floor
glBindTexture(GL_TEXTURE_2D, textureID[0]);
glPushMatrix();
glTranslatef(-100.0,-10,-100.0);
glRotatef(90.0,1.0,0.0,0.0);
glBegin(GL_POLYGON);
glTexCoord2d( 0.0, 0.0); glVertex2d( 0.0, 0.0 );
glTexCoord2d( 0.0, 8.0); glVertex2d( 0.0, 200.0 );
glTexCoord2d( 8.0, 8.0); glVertex2d( 200.0, 200.0 );
glTexCoord2d( 8.0, 0.0); glVertex2d( 200.0, 0.0 );
glEnd();
glPopMatrix();
glBindTexture(GL_TEXTURE_2D, textureID[5]);
//ceiling
glPushMatrix();
//glLoadIdentity();
glTranslatef(-100.0,40,-100.0);
glRotatef(90.0,1.0,0.0,0.0);
glBegin(GL_POLYGON);
glTexCoord2d( 0.0, 0.0); glVertex2d( 0.0, 0.0 );
glTexCoord2d( 0.0, 6.0); glVertex2d( 0.0, 200.0 );
glTexCoord2d( 6.0, 6.0); glVertex2d( 200.0, 200.0 );
glTexCoord2d( 6.0, 0.0); glVertex2d( 200.0, 0.0 );
glEnd();
glPopMatrix();
//back wall
glBindTexture(GL_TEXTURE_2D, textureID[1]);
glPushMatrix();
glTranslatef(-100.0,40.0,-100.0);
glScalef(1.0,-1.0,1.0);
glBegin(GL_POLYGON);
glTexCoord2d( 0.0, 0.0); glVertex2d( 0.0, 0.0 );
glTexCoord2d( 0.0, 1.0); glVertex2d( 0.0, 50.0 );
glTexCoord2d( 4.0, 1.0); glVertex2d( 200.0, 50.0 );
glTexCoord2d( 4.0, 0.0); glVertex2d( 200.0, 0.0 );
glEnd();
glPopMatrix();
//front wall
glPushMatrix();
glTranslatef(-100.0,40.0,100.0);
glScalef(1.0,-1.0,1.0);
glBegin(GL_POLYGON);
glTexCoord2d( 0.0, 0.0); glVertex2d( 0.0, 0.0 );
glTexCoord2d( 0.0, 1.0); glVertex2d( 0.0, 50.0 );
glTexCoord2d( 4.0, 1.0); glVertex2d( 200.0, 50.0 );
glTexCoord2d( 4.0, 0.0); glVertex2d( 200.0, 0.0 );
glEnd();
glPopMatrix();
//left wall
glPushMatrix();
glTranslatef(-100.0,40.0,100.0);
glRotatef(90.0,0.0,1.0,0.0);
glScalef(1.0,-1.0,1.0);
glBegin(GL_POLYGON);
glTexCoord2d( 0.0, 0.0); glVertex2d( 0.0, 0.0 );
glTexCoord2d( 0.0, 1.0); glVertex2d( 0.0, 50.0 );
glTexCoord2d( 4.0, 1.0); glVertex2d( 200.0, 50.0 );
glTexCoord2d( 4.0, 0.0); glVertex2d( 200.0, 0.0 );
glEnd();
glPopMatrix();
//right wall
glPushMatrix();
glTranslatef(100.0,40.0,-100.0);
glRotatef(-90.0,0.0,1.0,0.0);
glScalef(1.0,-1.0,1.0);
glBegin(GL_POLYGON);
glTexCoord2d( 0.0, 0.0); glVertex2d( 0.0, 0.0 );
glTexCoord2d( 0.0, 1.0); glVertex2d( 0.0, 50.0 );
glTexCoord2d( 4.0, 1.0); glVertex2d( 200.0, 50.0 );
glTexCoord2d( 4.0, 0.0); glVertex2d( 200.0, 0.0 );
glEnd();
glPopMatrix();
}
void drawCrib(void) {
//crib legs
glBindTexture(GL_TEXTURE_2D, textureID[2]);
for (int i = 0; i < 2;i++) {
for (int j = 0; j < 2;j++) {
glPushMatrix();
glTranslatef(j * 15.0,-10.0,i * 30.0);
glScalef(0.5,1.0,0.5);
glBegin(GL_QUAD_STRIP);
for (int k = 0; k <= 359; k++)
{
glNormal3d(cos(k), 1, sin(k));
glTexCoord2f(0,0); glVertex3f(cos(k), 0, sin(k));
glTexCoord2f(0,1); glVertex3f(cos(k), 10, sin(k));
glTexCoord2f(1,1); glVertex3f(cos(k + 1), 10, sin(k + 1));
glTexCoord2f(1,0); glVertex3f(cos(k + 1), 0, sin(k + 1));
}
glEnd();
glPopMatrix();
}
}
//crib bed top
glBindTexture(GL_TEXTURE_2D, textureID[6]);
glPushMatrix();
glTranslatef(0.0,0,0.0);
glRotatef(90.0,1.0,0.0,0.0);
glBegin(GL_POLYGON);
glTexCoord2d( 0.0, 0.0); glVertex2d( 0.0, 0.0 );
glTexCoord2d( 0.0, 2.0); glVertex2d( 0.0, 30.0 );
glTexCoord2d( 1.0, 2.0); glVertex2d( 15.0, 30.0 );
glTexCoord2d( 1.0, 0.0); glVertex2d( 15.0, 0.0 );
glEnd();
glPopMatrix();
//crib bed bottom
glBindTexture(GL_TEXTURE_2D, textureID[8]);
glPushMatrix();
//glTranslatef(debugX,debugY,debugZ);
glTranslatef(0.0,-3.0,0.0);
glRotatef(90.0,1.0,0.0,0.0);
glBegin(GL_POLYGON);
glTexCoord2d( 0.0, 0.0); glVertex2d( 0.0, 0.0 );
glTexCoord2d( 0.0, 1.0); glVertex2d( 0.0, 30.0 );
glTexCoord2d( 1.0, 1.0); glVertex2d( 15.0, 30.0 );
glTexCoord2d( 1.0, 0.0); glVertex2d( 15.0, 0.0 );
glEnd();
glPopMatrix();
//crib bed left & right
for (int i = 0;i < 2;i++) {
glBindTexture(GL_TEXTURE_2D, textureID[6]);
glPushMatrix();
glTranslatef(i * 15.0,-3.0,0.0);
glRotatef(90.0,1.0,0.0,0.0);
glRotatef(90.0,0.0,1.0,0.0);
glBegin(GL_POLYGON);
glTexCoord2d( 0.0, 0.0); glVertex2d( 0.0, 0.0 );
glTexCoord2d( 0.0, 10.0); glVertex2d( 0.0, 30.0 );
glTexCoord2d( 1.0, 10.0); glVertex2d( 3.0, 30.0 );
glTexCoord2d( 1.0, 0.0); glVertex2d( 3.0, 0.0 );
glEnd();
glPopMatrix();
}
//crib bed back & front
for (int i = 0;i < 2;i++) {
glBindTexture(GL_TEXTURE_2D, textureID[6]);
glPushMatrix();
glTranslatef(0.0,0.0,i * 30.0);
glRotatef(-90.0,0.0,0.0,1.0);
glBegin(GL_POLYGON);
glTexCoord2d( 0.0, 0.0); glVertex2d( 0.0, 0.0 );
glTexCoord2d( 0.0, 5.0); glVertex2d( 0.0, 15.0 );
glTexCoord2d( 1.0, 5.0); glVertex2d( 3.0, 15.0 );
glTexCoord2d( 1.0, 0.0); glVertex2d( 3.0, 0.0 );
glEnd();
glPopMatrix();
}
//crib railing pillars
glBindTexture(GL_TEXTURE_2D, textureID[2]);
for (int i = 0; i < 7;i++) {
for (int j = 0; j < 2;j++) {
glPushMatrix();
glTranslatef(j * 15.0,0.0,i * 5.0);
glScalef(0.5,1.0,0.5);
glBegin(GL_QUAD_STRIP);
for (int k = 0; k <= 359; k++)
{
glNormal3d(cos(k), 1, sin(k));
glTexCoord2f(0,0); glVertex3f(cos(k), 0, sin(k));
glTexCoord2f(0,1); glVertex3f(cos(k), 8, sin(k));
glTexCoord2f(1,1); glVertex3f(cos(k + 1), 8, sin(k + 1));
glTexCoord2f(1,0); glVertex3f(cos(k + 1), 0, sin(k + 1));
}
glEnd();
glPopMatrix();
}
}
//crib rails
glBindTexture(GL_TEXTURE_2D, textureID[1]);
for (int i = 0; i < 2;i++) {
glPushMatrix();
glTranslatef(i * 15.0,8.0,0.0);
glRotatef(90.0, 1.0, 0.0, 0.0);
glBegin(GL_QUAD_STRIP);
for (int k = 0; k <= 359; k++)
{
glNormal3d(cos(k), 10, sin(k));
glTexCoord2f(0,0); glVertex3f(cos(k), 0, sin(k));
glTexCoord2f(0,1); glVertex3f(cos(k), 30, sin(k));
glTexCoord2f(1,1); glVertex3f(cos(k + 1), 30, sin(k + 1));
glTexCoord2f(1,0); glVertex3f(cos(k + 1), 0, sin(k + 1));
}
glEnd();
glPopMatrix();
}
//crib wall rails
glBindTexture(GL_TEXTURE_2D, textureID[1]);
for (int i = 0; i < 2;i++) {
glPushMatrix();
glTranslatef(0.0,10.0,i * 30.0);
glRotatef(-90.0, 0.0, 0.0, 1.0);
glBegin(GL_QUAD_STRIP);
for (int k = 0; k <= 359; k++)
{
glNormal3d(cos(k), 10, sin(k));
glTexCoord2f(0,0); glVertex3f(cos(k), 0, sin(k));
glTexCoord2f(0,1); glVertex3f(cos(k), 15, sin(k));
glTexCoord2f(1,1); glVertex3f(cos(k + 1), 15, sin(k + 1));
glTexCoord2f(1,0); glVertex3f(cos(k + 1), 0, sin(k + 1));
}
glEnd();
glPopMatrix();
}
//pendulum supports
glBindTexture(GL_TEXTURE_2D, textureID[3]);
glPushMatrix();
glTranslatef(0.0,8.0,15.0);
glScalef(0.5,1.0,0.5);
glBegin(GL_QUAD_STRIP);
for (int k = 0; k <= 359; k++)
{
glNormal3d(cos(k), 10, sin(k));
glTexCoord2f(0,0); glVertex3f(cos(k), 0, sin(k));
glTexCoord2f(0,1); glVertex3f(cos(k), 10, sin(k));
glTexCoord2f(1,1); glVertex3f(cos(k + 1), 10, sin(k + 1));
glTexCoord2f(1,0); glVertex3f(cos(k + 1), 0, sin(k + 1));
}
glEnd();
glPopMatrix();
glPushMatrix();
glTranslatef(-0.5,17.5,15.0);
glRotatef(-90.0, 0.0, 0.0, 1.0);
glScalef(0.5,1.0,0.5);
glBegin(GL_QUAD_STRIP);
for (int k = 0; k <= 359; k++)
{
glNormal3d(cos(k), 10, sin(k));
glTexCoord2f(0,0); glVertex3f(cos(k), 0, sin(k));
glTexCoord2f(0,1); glVertex3f(cos(k), 8.5, sin(k));
glTexCoord2f(1,1); glVertex3f(cos(k + 1), 8.5, sin(k + 1));
glTexCoord2f(1,0); glVertex3f(cos(k + 1), 0, sin(k + 1));
}
glEnd();
glPopMatrix();
glPushMatrix();
glTranslatef(7.5,18.0,15.0);
glRotatef(-180.0, 0.0, 0.0, 1.0);
glScalef(0.5,1.0,0.5);
glBegin(GL_QUAD_STRIP);
for (int k = 0; k <= 359; k++)
{
glNormal3d(cos(k), 10, sin(k));
glTexCoord2f(0,0); glVertex3f(cos(k), 0, sin(k));
glTexCoord2f(0,1); glVertex3f(cos(k), 3, sin(k));
glTexCoord2f(1,1); glVertex3f(cos(k + 1), 3, sin(k + 1));
glTexCoord2f(1,0); glVertex3f(cos(k + 1), 0, sin(k + 1));
}
glEnd();
glPopMatrix();
//crib back wall
glBindTexture(GL_TEXTURE_2D, textureID[7]);
glPushMatrix();
glTranslatef(0.0,10.0,0.0);
glScalef(1.0,-1.0,1.0);
glBegin(GL_POLYGON);
glTexCoord2d( 0.0, 0.0); glVertex2d( 0.0, 0.0 );
glTexCoord2d( 0.0, 1.0); glVertex2d( 0.0, 10.0 );
glTexCoord2d( 1.0, 1.0); glVertex2d( 15.0, 10.0 );
glTexCoord2d( 1.0, 0.0); glVertex2d( 15.0, 0.0 );
glEnd();
glPopMatrix();
//crib front wall
glPushMatrix();
glTranslatef(0.0,10.0,30.0);
glScalef(1.0,-1.0,1.0);
glBegin(GL_POLYGON);
glTexCoord2d( 0.0, 0.0); glVertex2d( 0.0, 0.0 );
glTexCoord2d( 0.0, 1.0); glVertex2d( 0.0, 10.0 );
glTexCoord2d( 1.0, 1.0); glVertex2d( 15.0, 10.0 );
glTexCoord2d( 1.0, 0.0); glVertex2d( 15.0, 0.0 );
glEnd();
glPopMatrix();
}