def convert(self):
if self._converted: return
self._converted = True
self.ambient = utils.convert_ctypes(self.ambient, ctypes.c_float,
(3, ))
self.diffuse = utils.convert_ctypes(self.diffuse, ctypes.c_float,
(3, ))
self.specular = utils.convert_ctypes(self.specular, ctypes.c_float,
(3, ))
imageName = self.imageName
if imageName in imageNameToTexid:
self.texid = imageNameToTexid[imageName]
return
self.texid = glGenTextures(1)
imageNameToTexid[imageName] = self.texid
image = pygame.image.load(imageName)
w, h = image.get_rect().size
image = pygame.image.tostring(image, 'RGBA', 1)
glBindTexture(GL_TEXTURE_2D, self.texid)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_MIRRORED_REPEAT)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_MIRRORED_REPEAT)
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA,
GL_UNSIGNED_BYTE, image)
def convert(self):
if self._converted: return
self._converted = True
self.ambient = utils.convert_ctypes(self.ambient, ctypes.c_float, (3,))
self.diffuse = utils.convert_ctypes(self.diffuse, ctypes.c_float, (3,))
self.specular = utils.convert_ctypes(self.specular, ctypes.c_float, (3,))
imageName = self.imageName
if imageName in imageNameToTexid:
self.texid = imageNameToTexid[imageName]
return
self.texid = glGenTextures(1)
imageNameToTexid[imageName] = self.texid
image = pygame.image.load(imageName)
w, h = image.get_rect().size
image = pygame.image.tostring(image, 'RGBA', 1)
glBindTexture(GL_TEXTURE_2D, self.texid)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
GL_LINEAR)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,
GL_LINEAR)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S,
GL_MIRRORED_REPEAT)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T,
GL_MIRRORED_REPEAT)
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h,
0, GL_RGBA, GL_UNSIGNED_BYTE, image)
def __init__(self, name, vdata, material):
"""
vdata: GL_T2F_N3F_V3F
"""
global _objID
self.objID = _objID
_objID += 1
self.vdata = utils.convert_ctypes(vdata, ctypes.c_float, (len(vdata), ))
self.indices = utils.convert_ctypes(
range(len(vdata)/8), ctypes.c_uint, (len(vdata)/8, ))
self.name = name
self.material = material
def __init__(self, filename, sprite):
self.sprite = sprite
fullpath = os.path.join(config.MODEL_DIR, filename)
self.data = {}
lineID = 0
for line in open(fullpath, 'r'):
line = line.split()
lineID += 1
opr = line[0]
if opr == 'f':
objName = line[1]
frameID = int(line[2])
mat = utils.convert_ctypes(map(float, line[3:]),
ctypes.c_float, (16, ))
self.data[objName, frameID] = mat
elif opr == 'ts':
self.timeStep = float(line[1])
elif opr == 'n':
self.nFrames = int(line[1])
else:
print 'In line {}, unknown command "{}"'.format(lineID, opr)
self.loop = True
self._pause = False
self.start()
def __init__(self, filename, sprite):
self.sprite = sprite
fullpath = os.path.join(config.MODEL_DIR, filename)
self.data = {}
lineID = 0
for line in open(fullpath, 'r'):
line = line.split()
lineID += 1
opr = line[0]
if opr == 'f':
objName = line[1]
frameID = int(line[2])
mat = utils.convert_ctypes(map(float, line[3:]),
ctypes.c_float, (16,))
self.data[objName, frameID] = mat
elif opr == 'ts':
self.timeStep = float(line[1])
elif opr == 'n':
self.nFrames = int(line[1])
else:
print 'In line {}, unknown command "{}"'.format(lineID, opr)
self.loop = True
self._pause = False
self.start()
def __init__ (self):
cylindarV = []
cylindarN = []
splitNum = 20
for i in range(splitNum):
x = math.cos(2*PI*i/splitNum) / 2
y = math.sin(2*PI*i/splitNum) / 2
nx = math.cos(2*PI*(i+1)/splitNum) / 2
ny = math.sin(2*PI*(i+1)/splitNum) / 2
#rectangle
cylindarV.append((x, y, .5))
cylindarV.append((nx, ny, .5))
cylindarV.append((nx, ny, -.5))
cylindarV.append((x, y, .5))
cylindarV.append((nx, ny, -.5))
cylindarV.append((x, y, -.5))
vc = calculateNormal((.0, .0, -1.), (nx-x, ny-y, .0))
for j in range(6): cylindarN.append(vc)
#upper triangle
cylindarV.append((.0, .0, .5))
cylindarV.append((x, y, .5))
cylindarV.append((nx, ny, .5))
vc = calculateNormal((x, y, .0), (nx, ny, .0))
for j in range(3): cylindarN.append(vc)
#lower triangle
cylindarV.append((.0, .0, -.5))
cylindarV.append((x, y, -.5))
cylindarV.append((nx, ny, -.5))
vc = calculateNormal((nx, ny, .0), (x, y, .0))
for j in range(3): cylindarN.append(vc)
self.cylindarV = utils.convert_ctypes(cylindarV,
ctypes.c_float, (len(cylindarV), 3))
self.cylindarN = utils.convert_ctypes(cylindarN,
ctypes.c_float, (len(cylindarN), 3))
self.cylindarI = utils.convert_ctypes(range(len(cylindarV)),
ctypes.c_uint, (len(cylindarV), ))
def init_shadow_matrix(self):
l = list(self.lightPos)
factor = math.sqrt(l[0]**2 + l[1]**2 + l[2]**2)
l[0] /= factor
l[1] /= factor
l[2] /= factor
l[3] = 0
n = (0, 0, 1, 0)
dot = l[0]*n[0] + l[1]*n[1] + l[2]*n[2] + l[3]*n[3]
shadowMat = [dot-l[0]*n[0],-l[1]*n[0],-l[2]*n[0],-l[3]*n[0],
-l[0]*n[1],dot-l[1]*n[1],-l[2]*n[1],-l[3]*n[1],
-l[0]*n[2],-l[1]*n[2],dot-l[2]*n[2],-l[3]*n[2],
-l[0]*n[3],-l[1]*n[3],-l[2]*n[3],dot-l[3]*n[3]]
self.shadowMat = utils.convert_ctypes(
shadowMat, ctypes.c_float, (len(shadowMat), ))
def init_shadow_matrix(self):
l = list(self.lightPos)
factor = math.sqrt(l[0]**2 + l[1]**2 + l[2]**2)
l[0] /= factor
l[1] /= factor
l[2] /= factor
l[3] = 0
n = (0, 0, 1, 0)
dot = l[0] * n[0] + l[1] * n[1] + l[2] * n[2] + l[3] * n[3]
shadowMat = [
dot - l[0] * n[0], -l[1] * n[0], -l[2] * n[0], -l[3] * n[0],
-l[0] * n[1], dot - l[1] * n[1], -l[2] * n[1], -l[3] * n[1],
-l[0] * n[2], -l[1] * n[2], dot - l[2] * n[2], -l[3] * n[2],
-l[0] * n[3], -l[1] * n[3], -l[2] * n[3], dot - l[3] * n[3]
]
self.shadowMat = utils.convert_ctypes(shadowMat, ctypes.c_float,
(len(shadowMat), ))
