cycle cycle go brrr

cg-lab/animation/cycle.py

@@ -0,0 +1,274 @@
+from OpenGL.GL import*
+from OpenGL.GLU import*
+from OpenGL.GLUT import*
+import math, random, sys
+"""
+# road (tarred and rubberized)
+#   - straight (add bumps,hill later)
+# bicycle (with two tires ofc)
+#   - tires with spokes,spins and moves
+#   - handle,light n other doodads
+"""
+WINDOWSIZE_X = 1600
+WINDOWSIZE_Y = 900
+GRID = True
+ROAD_Y = 150
+timer = 0
+
+disp = 0
+
+tireFX,tireFY = 300,300 # front tire center
+tireBX,tireBY = 850,300 # back tire center
+tireR = 150
+
+tireAngle = 0.0
+spoX,spoY =0,0
+
+mark = 0 # road marking
+
+treeX,treeY=0,0
+
+def grid(offset=50,GRID=True):
+    if GRID:
+        glColor3f(0.5,0.5,0.5)
+        glLineWidth(1)
+        glBegin(GL_LINES)
+        for i in range(0,WINDOWSIZE_X,offset):
+            glVertex2f(0+i,0)
+            glVertex2f(0+i,WINDOWSIZE_Y)
+            glVertex2f(0,0+i)
+            glVertex2f(WINDOWSIZE_X,0+i)
+        glEnd()
+
+def road():
+    glColor3f(0.4,0.4,0.2)
+    glLineWidth(100)
+    glBegin(GL_LINES)
+    glVertex2f(0,ROAD_Y)
+    glVertex2f(WINDOWSIZE_X,ROAD_Y)
+    glEnd()
+
+    glColor3f(1,1,1)
+    glLineWidth(10)
+    glBegin(GL_LINES)
+    glVertex2f(0,ROAD_Y)
+    glVertex2f(WINDOWSIZE_X,ROAD_Y)
+    glEnd()
+
+    for i in range(0,WINDOWSIZE_X,100):
+        glColor3f(0,0,0)
+        glLineWidth(10)
+        glBegin(GL_LINES)
+        glVertex2f(i+mark,ROAD_Y)
+        glVertex2f(i+mark+50,ROAD_Y)
+        glEnd()
+
+
+def cycle_frame():
+    glColor3f(0.8,0.8,0.8)
+    glLineWidth(20)
+    glBegin(GL_LINES)
+    # front rod
+    glVertex2f(750,600)
+    glVertex2f(850,300) #front tire center
+    # back rod
+    glVertex2f(475,600)
+    glVertex2f(550,250) #chain sprocket center
+
+    glVertex2f(550,250)
+    glVertex2f(300,300)
+
+    glVertex2f(300,300)
+    glVertex2f(500,500)
+
+    glVertex2f(500,500)
+    glVertex2f(750,600)
+
+    glVertex2f(775,650)
+    glVertex2f(550,250)
+
+    glVertex2f(425,625)
+    glVertex2f(500,600)
+
+    glVertex2f(750,675)
+    glVertex2f(800,625)
+    glEnd()
+
+    # middle chain sprocket
+    glColor3f(1,1,0) #red color
+    glLineWidth(1)
+    glBegin(GL_TRIANGLE_FAN)
+    glVertex2f(550,250)
+    for i in range(0,361,1):
+        glVertex2f(50*math.cos(math.pi*i/180)+550,
+                   50*math.sin(math.pi*i/180)+250)
+    glEnd()
+    # back tire center disc 
+    glColor3f(0,1,0) #red color
+    glLineWidth(1)
+    glBegin(GL_TRIANGLE_FAN)
+    glVertex2f(300,300)
+    for i in range(0,361,1):
+        glVertex2f(30*math.cos(math.pi*i/180)+300,
+                   30*math.sin(math.pi*i/180)+300)
+    glEnd()
+    #front tire center disc
+    glColor3f(0,1,0) #red color
+    glLineWidth(1)
+    glBegin(GL_TRIANGLE_FAN)
+    glVertex2f(850,300)
+    for i in range(0,361,1):
+        glVertex2f(30*math.cos(math.pi*i/180)+850,
+                   30*math.sin(math.pi*i/180)+300)
+    glEnd()
+
+def spocks():
+    global disp
+    #back wheel spocks
+    glColor3f(1,1,1)
+    glLineWidth(3)
+    glBegin(GL_LINES)
+    for i in range(0-disp,361-disp,30):
+        glVertex2f(300,300)
+        glVertex2f((130)*math.cos(math.pi*i/180)+300,
+                   (130)*math.sin(math.pi*i/180)+300)
+    glEnd()
+    # front wheel spocks
+    glColor3f(1,1,1)
+    glLineWidth(3)
+    glBegin(GL_LINES)
+    for i in range(0-disp,361-disp,30):
+        glVertex2f(850,300)
+        glVertex2f((130)*math.cos(math.pi*i/180)+850,
+                   (130)*math.sin(math.pi*i/180)+300)
+    glEnd()
+
+def tires():
+    # tire Front
+    glColor3f(1,1,1) #red color
+    glLineWidth(1)
+    glBegin(GL_TRIANGLE_FAN)
+    glVertex2f(tireFX,tireFY)
+    for i in range(0,361,1):
+        glVertex2f(tireR*math.cos(math.pi*i/180)+tireFX,
+                   tireR*math.sin(math.pi*i/180)+tireFY)
+    glEnd()
+
+    # front tire inner circle
+    glColor3f(0,0,0) #red color
+    glLineWidth(1)
+    glBegin(GL_TRIANGLE_FAN)
+    glVertex2f(tireFX,tireFY)
+    for i in range(0,361,1):
+        glVertex2f((tireR-15)*math.cos(math.pi*i/180)+tireFX,
+                   (tireR-15)*math.sin(math.pi*i/180)+tireFY)
+    glEnd()
+    # -------------------------------------------------------
+    # tire Back
+    glColor3f(1,1,1) #red color
+    glLineWidth(1)
+    glBegin(GL_TRIANGLE_FAN)
+    glVertex2f(tireBX,tireBY)
+    for i in range(0,361,1):
+        glVertex2f(tireR*math.cos(math.pi*i/180)+tireBX,
+                   tireR*math.sin(math.pi*i/180)+tireBY)
+    glEnd()
+    # back tire inner circle
+    glColor3f(0,0,0) #red color
+    glLineWidth(1)
+    glBegin(GL_TRIANGLE_FAN)
+    glVertex2f(tireBX,tireBY)
+    for i in range(0,361,1):
+        glVertex2f((tireR-15)*math.cos(math.pi*i/180)+tireBX,
+                   (tireR-15)*math.sin(math.pi*i/180)+tireBY)
+    glEnd()
+
+
+
+def tree(height,treWhy):
+    # tree trunk 
+    # tree canopy
+    global treeX,treeY
+
+    treeY = treWhy
+    glColor3f(0.6,0.4,0.4)
+    glLineWidth(height/10)
+    glBegin(GL_LINES)
+    # front rod
+    glVertex2f(treeX,treeY)
+    glVertex2f(treeX,treeY+height)
+    glEnd()
+    glColor3f(1,1,0)
+    glLineWidth(2)
+    glBegin(GL_POLYGON)
+    glVertex2f(treeX+100,treeY+height)
+    glVertex2f(treeX+100,treeY+height+100)
+    glVertex2f(treeX-100,treeY+height+100)
+    glVertex2f(treeX-100,treeY+height)
+    glEnd()
+
+#def sign_board():
+    # rectangle square 
+
+#def side_road()
+
+def animate(temp):
+
+    global timer,disp,mark
+    global treeX,treeY
+    glutPostRedisplay()
+    glutTimerFunc(int(10000/60),animate,int(0))
+
+    timer+=1
+    print(timer)
+
+    # tire spock displacement , for rotation
+    if disp>360:
+        disp = 0 
+    else:
+        disp+=10
+
+    #alternate markings in the road
+    if timer%2==0:
+        mark=50
+    else:
+        mark=0
+
+    if treeX<0:
+        treeX=WINDOWSIZE_X
+    else:
+        treeX-=30
+
+
+
+def drawFunction():
+    glClear(GL_COLOR_BUFFER_BIT)
+    grid()
+    road()
+    tree(300,200)
+    tires()
+    spocks()
+    cycle_frame()
+
+    glutSwapBuffers()
+
+
+
+def main():
+    glutInit(sys.argv)
+    glutInitWindowSize(WINDOWSIZE_X,WINDOWSIZE_Y)
+    glutInitWindowPosition(0,0)
+    glutInitDisplayMode(GLUT_RGBA)
+    glutCreateWindow("Road-eo loode low cyclo poye")
+
+    glutDisplayFunc(drawFunction)
+    glutTimerFunc(0,animate,0)
+    glutIdleFunc(drawFunction)
+
+    glClearColor(0.0,0.0,0.0,0.0)
+    gluOrtho2D(0,WINDOWSIZE_X,0,WINDOWSIZE_Y)
+    glutMainLoop()
+
+main()
+
+