def initializeGL(self):
'''
Initialize GL
'''
global mod
if not hasGLExtension("GL_ARB_framebuffer_object"):
print "GL_ARB_framebuffer_object not supported, switching to GL_GENERATE_MIPMAP"
self.npot = 2
version = glGetString(GL_VERSION)
if int(version[0]) == 1 and int(version[2]) < 4: #no opengl 1.4 support
print "GL_GENERATE_MIPMAP not supported, not using mipmapping"
self.npot = 1
if not hasGLExtension("GL_ARB_texture_non_power_of_two"):
print "GL_ARB_texture_non_power_of_two not supported, switching to GL_ARB_texture_rectangle"
self.texext = GL_TEXTURE_RECTANGLE_ARB
self.npot = 1
if not hasGLExtension("GL_ARB_texture_rectangle"):
print "GL_TEXTURE_RECTANGLE_ARB not supported, switching to GL_TEXTURE_2D"
self.texext = GL_TEXTURE_2D
self.npot = 0
glEnable(self.texext)
glEnable(GL_BLEND)
glDisable(GL_DEPTH_TEST)
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
glViewport(0, 0, self.width(), self.height())
glClearColor(0.0, 0.0, 0.0, 0.0)
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST)
initok = False
if mod:
ret = glmod.init(self.texext)
if ret == -1:
print "Something terrible went wrong in initializing glmod"
mod = False
elif ret == -2:
print "using gl module without VBO support"
else:
initok = True
print "using gl module with VBO support"
if mod and initok:
if glInitVertexBufferObjectARB() and bool(glBindBufferARB):
self.vbos = True
print "VBO support initialised succesfully"
self.VBO = int(glGenBuffersARB(1))
glmod.initVBO(self.VBO, ADT.arrayByteCount(numpy.zeros((2, 2), 'f')))
else:
print "VBO support initialisation failed, continuing without"
def initializeGL(self):
'''
Initialize GL
'''
global mod
#stuff used as defaults for storing user settings.
#Removed that feature since I'm lazy and didn't want to import too much from my other projects.
self.fieldtemp = ["GL_COMPRESSED_RG_RGTC2", 4.0, "GL_LINEAR", "GL_LINEAR", "GL_LINEAR_MIPMAP_LINEAR", "On", "On", "Magic"]
#mipmap support and NPOT texture support block
if not hasGLExtension("GL_ARB_framebuffer_object"):
print "GL_ARB_framebuffer_object not supported, switching to GL_GENERATE_MIPMAP"
self.npot = 2
version = glGetString(GL_VERSION)
if int(version[0]) == 1 and int(version[2]) < 4: #no opengl 1.4 support
print "GL_GENERATE_MIPMAP not supported, not using mipmapping"
self.npot = 1
if not hasGLExtension("GL_ARB_texture_non_power_of_two"):
print "GL_ARB_texture_non_power_of_two not supported, switching to GL_ARB_texture_rectangle"
self.texext = GL_TEXTURE_RECTANGLE_ARB
self.npot = 1
if not hasGLExtension("GL_ARB_texture_rectangle"):
print "GL_TEXTURE_RECTANGLE_ARB not supported, switching to GL_TEXTURE_2D"
self.texext = GL_TEXTURE_2D
self.npot = 0
#assorted settings block
if hasGLExtension("GL_EXT_texture_compression_rgtc") and self.fieldtemp[0] != "None":
self.compress = self.interpretString(self.fieldtemp[0]) #
print "using " + self.fieldtemp[0] + " texture compression"
if hasGLExtension("GL_EXT_texture_filter_anisotropic") and self.fieldtemp[1] > 1.0:
self.anifilt = self.fieldtemp[1]
print "using " + str(self.fieldtemp[1]) + "x anisotropic texture filtering. max: " + str(glGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT))
self.minfilter = self.interpretString(self.fieldtemp[2])
self.magfilter = self.interpretString(self.fieldtemp[3])
self.mipminfilter = self.interpretString(self.fieldtemp[4])
if self.mipminfilter == "Off":
self.mipminfilter = -1
if self.format().sampleBuffers() and self.fieldtemp[5] == "On":
print "enabling " + str(self.format().samples()) + "x FSAA"
glEnable(GL_MULTISAMPLE)
else:
print "FSAA not supported and/or disabled"
glEnable(self.texext)
glEnable(GL_BLEND)
glDisable(GL_DEPTH_TEST)
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
glViewport(0, 0, self.width(), self.height())
glClearColor(0.0, 0.0, 0.0, 0.0)
initok = False
if mod:
ret = glmod.init(self.texext)
if ret == -1:
print "Something terrible went wrong in initializing glmod"
mod = False
elif ret == -2:
if self.fieldtemp[6] == "On":
print "using gl module, VBO support requested but not available"
else:
print "using gl module, VBO support not requested"
else:
initok = True
if self.fieldtemp[6] == "On":
print "using gl module, VBO support requested and available"
else:
print "using gl module, VBO support not requested"
if mod and initok and self.fieldtemp[6] == "On":
if glInitVertexBufferObjectARB() and bool(glBindBufferARB):
self.vbos = True
print "VBO support initialised succesfully"
self.VBO = int(glGenBuffersARB(1))
glmod.initVBO(self.VBO, ADT.arrayByteCount(numpy.zeros((2, 2), 'f')))
else:
print "VBO support initialisation failed, continuing without"
def initializeGL(self):
'''
Initialize GL
'''
global mod
#stuff used as defaults for storing user settings.
#Removed that feature since I'm lazy and didn't want to import too much from my other projects.
self.fieldtemp = [
"GL_COMPRESSED_RG_RGTC2", 4.0, "GL_LINEAR", "GL_LINEAR",
"GL_LINEAR_MIPMAP_LINEAR", "On", "On", "Magic"
]
#mipmap support and NPOT texture support block
if not hasGLExtension("GL_ARB_framebuffer_object"):
print "GL_ARB_framebuffer_object not supported, switching to GL_GENERATE_MIPMAP"
self.npot = 2
version = glGetString(GL_VERSION)
if int(version[0]) == 1 and int(
version[2]) < 4: #no opengl 1.4 support
print "GL_GENERATE_MIPMAP not supported, not using mipmapping"
self.npot = 1
if not hasGLExtension("GL_ARB_texture_non_power_of_two"):
print "GL_ARB_texture_non_power_of_two not supported, switching to GL_ARB_texture_rectangle"
self.texext = GL_TEXTURE_RECTANGLE_ARB
self.npot = 1
if not hasGLExtension("GL_ARB_texture_rectangle"):
print "GL_TEXTURE_RECTANGLE_ARB not supported, switching to GL_TEXTURE_2D"
self.texext = GL_TEXTURE_2D
self.npot = 0
#assorted settings block
if hasGLExtension("GL_EXT_texture_compression_rgtc"
) and self.fieldtemp[0] != "None":
self.compress = self.interpretString(self.fieldtemp[0]) #
print "using " + self.fieldtemp[0] + " texture compression"
if hasGLExtension("GL_EXT_texture_filter_anisotropic"
) and self.fieldtemp[1] > 1.0:
self.anifilt = self.fieldtemp[1]
print "using " + str(
self.fieldtemp[1]
) + "x anisotropic texture filtering. max: " + str(
glGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT))
self.minfilter = self.interpretString(self.fieldtemp[2])
self.magfilter = self.interpretString(self.fieldtemp[3])
self.mipminfilter = self.interpretString(self.fieldtemp[4])
if self.mipminfilter == "Off":
self.mipminfilter = -1
if self.format().sampleBuffers() and self.fieldtemp[5] == "On":
print "enabling " + str(self.format().samples()) + "x FSAA"
glEnable(GL_MULTISAMPLE)
else:
print "FSAA not supported and/or disabled"
glEnable(self.texext)
glEnable(GL_BLEND)
glDisable(GL_DEPTH_TEST)
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
glViewport(0, 0, self.width(), self.height())
glClearColor(0.0, 0.0, 0.0, 0.0)
initok = False
if mod:
ret = glmod.init(self.texext)
if ret == -1:
print "Something terrible went wrong in initializing glmod"
mod = False
elif ret == -2:
if self.fieldtemp[6] == "On":
print "using gl module, VBO support requested but not available"
else:
print "using gl module, VBO support not requested"
else:
initok = True
if self.fieldtemp[6] == "On":
print "using gl module, VBO support requested and available"
else:
print "using gl module, VBO support not requested"
if mod and initok and self.fieldtemp[6] == "On":
if glInitVertexBufferObjectARB() and bool(glBindBufferARB):
self.vbos = True
print "VBO support initialised succesfully"
self.VBO = int(glGenBuffersARB(1))
glmod.initVBO(self.VBO,
ADT.arrayByteCount(numpy.zeros((2, 2), 'f')))
else:
print "VBO support initialisation failed, continuing without"