def __init__(self, transaction):
'''Sets up camera, modes, lighting, sounds, and objects.'''
f = open(CONFIG)
lines = f.read().split("\n")
self.QUALITY = int(lines[0].split()[1])
self.MAP_SIZE = int(lines[1].split()[1])
self.SKYBOX_SIZE = float(lines[2].split()[1])/3
self.HEIGHT_SCALE = int(float(lines[3].split()[1])*self.MAP_SIZE)
f.close()
self.set_up_convert()
self.tex_holder = TextureHolder()
self.index_list = []
self.lock = threading.RLock()
self.need_lists = False
self.trans = transaction
class RenderWorld:
'''This is the class that renders maze.
Camera angles are handled by Camera.py.
'''
WINDOW_WIDTH = 1000
WINDOW_HEIGHT = 1000
SCALE = 1
X_FACTOR = 1
Y_FACTOR = 1
Z_FACTOR = 1
SEA_LEVEL = 4
HEIGHT_SCALE = 32
def __init__(self, transaction):
'''Sets up camera, modes, lighting, sounds, and objects.'''
f = open(CONFIG)
lines = f.read().split("\n")
self.QUALITY = int(lines[0].split()[1])
self.MAP_SIZE = int(lines[1].split()[1])
self.SKYBOX_SIZE = float(lines[2].split()[1])/3
self.HEIGHT_SCALE = int(float(lines[3].split()[1])*self.MAP_SIZE)
f.close()
self.set_up_convert()
self.tex_holder = TextureHolder()
self.index_list = []
self.lock = threading.RLock()
self.need_lists = False
self.trans = transaction
#self.skybox = Skybox((5000, 5000, 5000))
#self.sky_index = self.skybox.createCallList(1, 3)
#self.skybox = Skybox((len(self.heights[0])*self.X_FACTOR, self.Y_FACTOR, len(self.heights)*self.Z_FACTOR))
def set_up(self):
self.set_up_graphics()
self.set_up_lighting()
self.set_up_glut()
water_path = 'data/textures/water/water.bmp'
self.tex_holder.hold_my_texture(water_path, 'water')
self.camera = Camera(10,20,-10)
self.curr_time = time.time()
self.count = 0
self.poly_view = False
self.load_skybox()
self.building_index_list = []
#self.create_building(5,3,-5)
def set_up_glut(self):
glutIdleFunc(self.display)
glutDisplayFunc(self.display)
glutIgnoreKeyRepeat(GLUT_KEY_REPEAT_OFF)
glutKeyboardFunc(self.keyPressed)
glutKeyboardUpFunc(self.keyUp)
glutSetCursor(GLUT_CURSOR_NONE)
glutPassiveMotionFunc(self.mouseMove)
#glGenLists(50)
#glNewList(1, GL_COMPILE)
#glNewList(1, GL_COMPILE)
def start_loop(self):
glutMainLoop()
def to_gl(self, axis, oldnum):
if axis == 'x':
return self.convert.convert_for_triangle('x', oldnum)
else:
return self.convert.convert_for_triangle('z', oldnum)
def create_render_newlist(self):
self.need_lists = False
new_list = []
w_list = []
#print "trying to render"
#print self.trans.location_var
for location, values in self.trans.location_var.items():
#print "RENDERING IN OPEN GL", location
tex_file_name, face_norms, vert_norms, heights, offsetx, offsetz, textname, textid = values
#print vert_norms
self.texture = self.tex_holder.hold_my_texture(tex_file_name, textname)
#offsetx *= .995
#offsetz *= .995
index = glGenLists(1)
glNewList(index, GL_COMPILE)
#print "new texture applied"
self.tex_holder.applyTexture(self.texture)
zdivide = float(self.MAP_SIZE)
xdivide = float(self.MAP_SIZE)
#go by rows
for z in range(len(heights)-1):
glBegin(GL_TRIANGLE_STRIP)
for x in range(len(heights[z])):
#start at (0,1)
point1x = self.to_gl('x', x) #first point x value in opengl coordinate
point1z = self.to_gl('z', z+1) #first point z value in opengl coordinate
glTexCoord2f(point1x/xdivide, -point1z/zdivide)
#print "f1:", point1x/divide, "f2:", -point1z/divide
pt = (point1x+offsetx, heights[x][z+1], point1z-offsetz)
m_point = (point1x, heights[x][z+1], point1z)
norm = vert_norms[m_point]
glNormal3f(norm[0],norm[1],norm[2])
glVertex3f(pt[0],pt[1],pt[2])
#############################################
#second point (0,0)
point2x = self.to_gl('x',x) #second point x value in opengl coordinate
point2z = self.to_gl('z',z) #second point z value in opengl coordinate
glTexCoord2f(point2x/xdivide, -point2z/zdivide)
#print "f1:", point2x/divide, "f2:", -point2z/divide
pt = (point2x+offsetx, heights[x][z], point2z-offsetz)
m_point = (point2x, heights[x][z], point2z)
norm = vert_norms[m_point]
glNormal3f(norm[0],norm[1],norm[2])
glVertex3f(pt[0],pt[1],pt[2])
glEnd()
#print z
glEndList()
'''Water plane'''
indexw = glGenLists(1)
glNewList(indexw, GL_COMPILE)
glDisable(GL_LIGHTING)
self.tex_holder.applyTexture('water')
tile_size = self.tex_holder.images['water'].size
xlen = float(self.convert.gl_x)
zlen = float(self.convert.gl_z)
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
glEnable (GL_BLEND)
glColor4f(1,1,1,.5)
glBegin(GL_QUADS)
glTexCoord2f(0, 0)
glVertex3f(0+offsetx, self.convert.sea_level, 0-offsetz)
glTexCoord2f(tile_size[0]/xlen/10, 0)
glVertex3f(xlen+offsetx, self.convert.sea_level, 0-offsetz)
glTexCoord2f(tile_size[0]/xlen/10, tile_size[1]/zlen/10)
glVertex3f(xlen+offsetx, self.convert.sea_level, -zlen-offsetz)
glTexCoord2f(0, tile_size[1]/zlen/10)
glVertex3f(0+offsetx, self.convert.sea_level, -zlen-offsetz)
glEnd()
glDisable(GL_BLEND)
glEnable(GL_LIGHTING)
glEndList()
new_list.append(index)
w_list.append(indexw)
self.land_index_list = new_list
self.water_index_list = w_list
#self.index_list = new_list
def set_up_graphics(self):
'''Sets up OpenGL to provide double buffering, RGB coloring,
depth testing, the correct window size, perspective
rendering/fulcrum clipping, and a title.'''
glutInit()
glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH)
glutInitWindowSize(self.WINDOW_WIDTH, self.WINDOW_HEIGHT)
glutCreateWindow('Terrains!')
glMatrixMode(GL_PROJECTION)
gluPerspective(45,1,.1,8000)
glMatrixMode(GL_MODELVIEW)
#glClearColor(.529,.8078,.980,0)
glEnable(GL_NORMALIZE)
glEnable (GL_DEPTH_TEST)
glShadeModel(GL_SMOOTH)
#glPolygonMode(GL_FRONT_AND_BACK, GL_LINE)
glEnable(GL_FOG)
glFogi (GL_FOG_MODE, GL_EXP2)
glFogfv (GL_FOG_COLOR, (.8,.8,.8,1))
glFogf (GL_FOG_DENSITY, .02)
glHint (GL_FOG_HINT, GL_FASTEST)
self.last_time = 0
#glEnable(GL_POINT_SMOOTH)
def renderLightSource(self):
'''Resets the light sources to the right position.'''
glLightfv(GL_LIGHT0, GL_POSITION, self.diffuse_pos1)
def set_up_lighting(self):
self.diffuse_pos1 = (0,.5,-1,0)
glLightfv(GL_LIGHT0, GL_DIFFUSE, (1, 1, 1, 1))
glLightfv(GL_LIGHT0, GL_POSITION, self.diffuse_pos1)
glLightfv(GL_LIGHT1, GL_AMBIENT, (1, 1, 1, .5))
glLightfv(GL_LIGHT1, GL_POSITION, (1,1,1,1))
def set_up_convert(self):
#heightmap, texture, gl
self.convert = Convert((1, 1, 1), (self.QUALITY, 1, self.QUALITY), (1*self.SCALE, self.HEIGHT_SCALE*self.SCALE, 1*self.SCALE), self.MAP_SIZE)
def load_map(self, heightmap_filename):
self.load = LoadTerrain(heightmap_filename, self.convert, self.tex_holder)
self.heights = self.load.load()
self.map_index = self.load.createRenderList(self.heights)
def load_skybox(self):
#self.skybox = Skybox((len(self.heights[0])*self.X_FACTOR, self.Y_FACTOR, len(self.heights)*self.Z_FACTOR))
scale = (self.convert.gl_x+self.convert.gl_z)*self.SKYBOX_SIZE
self.skybox = Skybox(self.tex_holder, (scale,scale,scale))
self.sky_index = self.skybox.createCallList(1, 3)
def create_building(self, x, y, z):
self.load = Structure(self.tex_holder)
self.building_index_list.append([self.load.create_structure(), (x,y,z)])
print self.building_index_list
def display(self, x=0, y=0):
'''Called for every refresh; redraws the floor and objects
based on the camera angle. Calls collision detection, handles
the appropriate objects for keys, doors, etc.'''
#print "loopdy loop"
# print self.curr_time - time.time()
f_rate = 1.0/60
if self.last_time+f_rate <= time.time():
self.last_time = time.time()
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
glLoadIdentity()
glDisable(GL_LIGHTING)
self.camera.renderRotateCamera()
glTranslate(-self.skybox.x/2, -1-self.camera.pos_Y, -self.skybox.z/2)
glCallList(self.sky_index)
if abs(self.curr_time - time.time()) >= 1:
print "FPS:", self.count
print time.time()
self.count = 0
self.curr_time = time.time()
else:
self.count+=1
if self.need_lists:
self.create_render_newlist()
#self.lock.acquire()
glLoadIdentity()
#Put camera and light in the correct position
self.camera.move()
self.camera.renderRotateCamera()
self.camera.renderTranslateCamera()
glEnable(GL_LIGHTING)
glEnable(GL_LIGHT0)
glEnable(GL_LIGHT1)
self.renderLightSource()
for index in self.land_index_list:
#print "INDEX:", index
glCallList(index)
for index in self.water_index_list:
glCallList(index)
for index in self.building_index_list:
glCallList(index[0])
glDisable(GL_TEXTURE_2D)
glutSwapBuffers()
def renderLightSource(self):
'''Resets the light sources to the right position.'''
if self.camera.pos_Y <= self.convert.sea_level:
glLightfv(GL_LIGHT0, GL_DIFFUSE, (0, .2, 1, 1))
else:
glLightfv(GL_LIGHT0, GL_DIFFUSE, (1, 1, 1, 1))
glLightfv(GL_LIGHT0, GL_POSITION, self.diffuse_pos1)
def mouseMove(self, x, y):
'''Called when the mouse is moved.'''
factor = 3
tmp_x = (self.camera.mouse_x - x)/factor
tmp_y = (self.camera.mouse_y - y)/factor
if tmp_x > self.camera.ROTATE:
tmp_x = self.camera.ROTATE
self.camera.rotate(tmp_y, tmp_x, 0)
x = self.WINDOW_WIDTH/2
y = self.WINDOW_HEIGHT/2
glutWarpPointer(x, y)
self.camera.mouse_x = x
self.camera.mouse_y = y
def keyPressed(self, key, x, y):
'''Called when a key is pressed.'''
if key.lower() in self.camera.keys:
self.camera.keys[key.lower()] = True
if glutGetModifiers() == GLUT_ACTIVE_SHIFT:
self.camera.keys["shift"] = True
if key == 'p' and not self.poly_view:
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE)
self.poly_view = True
elif key == 'p' and self.poly_view:
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL)
self.poly_view = False
elif key == 't':
exit(9)
if key.lower() == 'q':
self.camera.WALK *= 1.2
self.camera.SPRINT *= 1.2
if key.lower() == 'e':
self.camera.WALK *= .8
self.camera.SPRINT *= .8
def keyUp(self, key, x, y):
'''Called when a key is released.'''
self.camera.keys[key.lower()] = False
if not glutGetModifiers() == GLUT_ACTIVE_SHIFT:
self.camera.keys["shift"] = False