def _alt( base, name ): if hasattr( GL, base ): root = getattr( GL, base ) if callable(root): globals()[base] = alternate( getattr(GL,base),getattr(module,name)) __all__.append( base ) else: globals()[base] = root __all__.append( base ) return True return False
def _alt( base, name ):
if hasattr( GL, base ):
root = getattr( GL, base )
if hasattr(root,'__call__'):
globals()[base] = alternate(
getattr(GL,base),
getattr(module,name)
)
__all__.append( base )
else:
globals()[base] = root
__all__.append( base )
return True
return False
def detect():
glutInit([])
glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_DEPTH)
glutInitWindowSize(200, 200)
glutCreateWindow("Detection")
functions = (
glDrawArraysInstanced,
glDrawArraysInstancedARB,
glDrawArraysInstancedEXT,
#glDrawArraysInstancedNV, is GLES only
)
for function in functions:
print(function.__name__, bool(function))
any = alternate(*functions)
print(any, bool(any))
try:
if fgDeinitialize: fgDeinitialize(False)
except NameError:
pass # Older PyOpenGL, you may see a seg-fault here...
def detect():
glutInit([])
glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_DEPTH)
glutInitWindowSize(200,200)
window = glutCreateWindow("Detection")
functions = (
glDrawArraysInstanced,
glDrawArraysInstancedARB,
glDrawArraysInstancedEXT,
#glDrawArraysInstancedNV, is GLES only
)
for function in functions:
print(function.__name__, bool(function))
any = alternate( *functions )
print(any, bool(any))
try:
if fgDeinitialize: fgDeinitialize(False)
except NameError as err:
pass # Older PyOpenGL, you may see a seg-fault here...
#! /usr/bin/env python
'''Tests operation of the OpenGL1.5/ARB Occlusion Query extension
'''
from OpenGLContext import testingcontext
BaseContext = testingcontext.getInteractive()
from OpenGLContext.scenegraph import imagetexture, shape, material, appearance, box
from OpenGL.GL import *
from OpenGL.GL.ARB.occlusion_query import *
from OpenGL.extensions import alternate
from OpenGLContext.arrays import array
import string, time, sys
glBeginQuery = alternate( glBeginQuery, glBeginQueryARB )
glDeleteQueries = alternate( glDeleteQueries, glDeleteQueriesARB )
glEndQuery = alternate( glEndQuery, glEndQueryARB )
glGenQueries = alternate( glGenQueries, glGenQueriesARB )
glGetQueryObjectiv = alternate( glGetQueryObjectiv, glGetQueryObjectivARB )
glGetQueryObjectuiv = alternate( glGetQueryObjectiv, glGetQueryObjectuivARB )
images = [
"nehe_glass.bmp",
"pimbackground_FR.jpg",
"nehe_wall.bmp",
]
sizes = [
(.5,2,.25),
(1,1,1),
(2,2,2),
(3,2,3),
(4,3,3),
handedness.append(1)
bitanBuffer = []
for i in range(len(V)):
n = rasterizer.np.array(nBuffer[i])
t = rasterizer.np.array(tanBuffer[i])
bitangent = rasterizer.np.cross(n, t) * handedness[i]
bitanBuffer.append(bitangent.tolist())
return vBuffer, tBuffer, nBuffer, tanBuffer, bitanBuffer, cBuffer, iBuffer, T
'''We set up alternate objects that will use whichever function
is available at run-time.'''
glMultiTexCoord2f = alternate(glMultiTexCoord2f, glMultiTexCoord2fARB)
glActiveTexture = alternate(
glActiveTexture,
glActiveTextureARB,
)
class TestContext(BaseContext):
"""Multi-texturing demo
"""
initialPosition = (0, 0, 0)
rotation = 0
theta = 360 - 45
phi = 30
def OnInit(self):
the Flat renderer.
"""
from OpenGLContext.arrays import *
from OpenGL.GL import *
from OpenGL.GL.ARB.occlusion_query import *
from OpenGL.GL.HP.occlusion_test import *
from OpenGL.GLUT import glutSolidCube
from vrml.vrml97 import nodetypes
from vrml import node, field, protofunctions, cache
from OpenGLContext import frustum, utilities, doinchildmatrix
from OpenGL.extensions import alternate
import exceptions
import logging
log = logging.getLogger(__name__)
glBeginQuery = alternate(glBeginQuery, glBeginQueryARB)
glDeleteQueries = alternate(glDeleteQueries, glDeleteQueriesARB)
glEndQuery = alternate(glEndQuery, glEndQueryARB)
glGenQueries = alternate(glGenQueries, glGenQueriesARB)
glGetQueryObjectiv = alternate(glGetQueryObjectiv, glGetQueryObjectivARB)
glGetQueryObjectuiv = alternate(glGetQueryObjectiv, glGetQueryObjectuivARB)
try:
from vrml.arrays import frustcullaccel
except ImportError:
frustcullaccel = None
class UnboundedObject(exceptions.ValueError):
"""Error raised when an object does not support bounding volumes"""
a "light map" modulating the base texture.
'''
from OpenGLContext import testingcontext
BaseContext = testingcontext.getInteractive()
from OpenGLContext import texture
from OpenGL.GL import *
from OpenGL.GL.ARB.multitexture import *
from OpenGLContext.arrays import array
import sys
from OpenGLContext.events.timer import Timer
from OpenGL.extensions import alternate
'''We set up alternate objects that will use whichever function
is available at run-time.'''
glMultiTexCoord2f = alternate(
glMultiTexCoord2f,
glMultiTexCoord2fARB
)
glActiveTexture = alternate(
glActiveTexture,
glActiveTextureARB,
)
class TestContext( BaseContext ):
"""Multi-texturing demo
"""
initialPosition = (0,0,0)
rotation = 0
def OnInit( self ):
"""Do all of our setup functions..."""
if not glMultiTexCoord2f:
from collections import defaultdict # Requires Python 2.5
from numpy import array, zeros, float32
from OpenGL.GL import *
from OpenGL.extensions import alternate
from OpenGL.GL.EXT.multi_draw_arrays import glMultiDrawArraysEXT
glMultiDrawArrays = alternate(glMultiDrawArrays, glMultiDrawArraysEXT)
from clutterdef import ClutterDef, COL_SELECTED, COL_UNPAINTED
# one per texture per layer
class DrawBucket:
def __init__(self):
self.first = []
self.count = []
self.afirst = self.acount = None
def add(self, first, count):
self.first.append(first)
self.count.append(count)
self.afirst = self.acount = None
def draw(self, glstate):
if glstate.multi_draw_arrays:
if self.afirst is None:
self.afirst = array(self.first, GLint)
self.acount = array(self.count, GLsizei)
glMultiDrawArrays(GL_TRIANGLES, self.afirst, self.acount,
len(self.count))
else:
for first, count in zip(self.first, self.count):
# Part of the PsychoPy library
# Copyright (C) 2015 Jonathan Peirce
# Distributed under the terms of the GNU General Public License (GPL).
from OpenGL.GL import *
from OpenGL.GL.ARB.shader_objects import *
from OpenGL.GL.ARB.fragment_shader import *
from OpenGL.GL.ARB.vertex_shader import *
import time, sys
from OpenGL.extensions import alternate
glCreateShader = alternate("glCreateShader", glCreateShader, glCreateShaderObjectARB)
glShaderSource = alternate("glShaderSource", glShaderSource, glShaderSourceARB)
glCompileShader = alternate("glCompileShader", glCompileShader, glCompileShaderARB)
glCreateProgram = alternate("glCreateProgram", glCreateProgram, glCreateProgramObjectARB)
glAttachShader = alternate("glAttachShader", glAttachShader, glAttachObjectARB)
glValidateProgram = alternate("glValidateProgram", glValidateProgram, glValidateProgramARB)
glLinkProgram = alternate("glLinkProgram", glLinkProgram, glLinkProgramARB)
glDeleteShader = alternate("glDeleteShader", glDeleteShader, glDeleteObjectARB)
glUseProgram = alternate("glUseProgram", glUseProgram, glUseProgramObjectARB)
def compileShader(source, shaderType):
"""Compile shader source of given type"""
shader = glCreateShader(shaderType)
glShaderSource(shader, source)
glCompileShader(shader)
return shader
def compileProgram(vertexSource=None, fragmentSource=None):
"""Convenience API for using Frame Buffer Objects""" from OpenGL.extensions import alternate from OpenGL.GL.ARB.framebuffer_object import * from OpenGL.GL.EXT.framebuffer_object import * from OpenGL.GL.EXT.framebuffer_multisample import * from OpenGL.GL.EXT.framebuffer_blit import * glBindFramebuffer = alternate(glBindFramebuffer,glBindFramebufferEXT) glBindRenderbuffer = alternate( glBindRenderbuffer, glBindRenderbufferEXT ) glCheckFramebufferStatus = alternate( glCheckFramebufferStatus, glCheckFramebufferStatusEXT ) glDeleteFramebuffers = alternate( glDeleteFramebuffers, glDeleteFramebuffersEXT ) glDeleteRenderbuffers = alternate( glDeleteRenderbuffers, glDeleteRenderbuffersEXT ) glFramebufferRenderbuffer = alternate( glFramebufferRenderbuffer, glFramebufferRenderbufferEXT ) glFramebufferTexture1D = alternate( glFramebufferTexture1D, glFramebufferTexture1DEXT ) glFramebufferTexture2D = alternate( glFramebufferTexture2D, glFramebufferTexture2DEXT ) glFramebufferTexture3D = alternate( glFramebufferTexture3D, glFramebufferTexture3DEXT ) glGenFramebuffers = alternate( glGenFramebuffers, glGenFramebuffersEXT ) glGenRenderbuffers = alternate( glGenRenderbuffers, glGenRenderbuffersEXT ) glGenerateMipmap = alternate( glGenerateMipmap, glGenerateMipmapEXT ) glGetFramebufferAttachmentParameteriv = alternate( glGetFramebufferAttachmentParameteriv, glGetFramebufferAttachmentParameterivEXT ) glGetRenderbufferParameteriv = alternate( glGetRenderbufferParameteriv, glGetRenderbufferParameterivEXT ) glIsFramebuffer = alternate( glIsFramebuffer, glIsFramebufferEXT ) glIsRenderbuffer = alternate( glIsRenderbuffer, glIsRenderbufferEXT ) glRenderbufferStorage = alternate( glRenderbufferStorage, glRenderbufferStorageEXT ) glBlitFramebuffer = alternate( glBlitFramebuffer, glBlitFramebufferEXT ) glRenderbufferStorageMultisample = alternate( glRenderbufferStorageMultisample, glRenderbufferStorageMultisampleEXT ) # this entry point is new to the ARB version of the extensions #glFramebufferTextureLayer = alternate( glFramebufferTextureLayer, glFramebufferTextureLayerEXT )
PRIMITIVE_RESTART_NV = 2
# Primitive restart type supported (filled in in probe_extensions)
primitive_restart_mode = PRIMITIVE_RESTART_NONE
gl_types = {
PRIM_TRIANGLES: GL_TRIANGLES,
PRIM_TRIANGLE_STRIP: GL_TRIANGLE_STRIP
}
PRIMITIVE_RESTART_INDEX = 65535
# extension alternates for GL <2.0
from OpenGL.GL.ARB.vertex_shader import *
from OpenGL.GL.ARB.vertex_buffer_object import *
from OpenGL.GL.ARB.vertex_program import *
glGetAttribLocation = alternate('glGetAttribLocation', glGetAttribLocation, glGetAttribLocationARB)
glEnableVertexAttribArray = alternate('glEnableVertexAttribArray', glEnableVertexAttribArray, glEnableVertexAttribArrayARB)
glDisableVertexAttribArray = alternate('glDisableVertexAttribArray', glDisableVertexAttribArray, glDisableVertexAttribArrayARB)
glVertexAttribPointer = alternate('glVertexAttribPointer', glVertexAttribPointer, glVertexAttribPointerARB)
glGenBuffers = alternate('glGenBuffers', glGenBuffers, glGenBuffersARB)
glBindBuffer = alternate('glBindBuffer', glBindBuffer, glBindBufferARB)
glBufferData = alternate('glBufferData', glBufferData, glBufferDataARB)
def reshape(w, h):
global width, height
width = w
height = h
arcball.place([w/2, h/2], h/2)
def draw():
glViewport(0, 0, width, height)
"""Geometry type for "point-arrays" w/ colour support"""
from OpenGL.GL import *
from vrml.vrml97 import basenodes
from OpenGLContext.scenegraph import coordinatebounded
from OpenGLContext.arrays import array
from OpenGL.extensions import alternate
from OpenGL.GL.ARB.point_parameters import *
from OpenGL.GL.EXT.point_parameters import *
import logging
log = logging.getLogger(__name__)
glPointParameterf = alternate(glPointParameterf, glPointParameterfARB,
glPointParameterfEXT)
glPointParameterfv = alternate(glPointParameterfv, glPointParameterfvARB,
glPointParameterfEXT)
RESET_ATTENUATION = array([1, 0, 0], 'f')
class PointSet(coordinatebounded.CoordinateBounded, basenodes.PointSet):
"""VRML97-style Point-Set object
http://www.web3d.org/x3d/specifications/vrml/ISO-IEC-14772-IS-VRML97WithAmendment1/part1/nodesRef.html#PointSet
"""
def render(
self,
visible=1, # can skip normals and textures if not
lit=1, # can skip normals if not
textured=1, # can skip textureCoordinates if not
transparent=0, # need to sort triangle geometry...
mode=None, # the renderpass object
):
from collections import defaultdict # Requires Python 2.5
from numpy import array, zeros, float32
from OpenGL.GL import *
from OpenGL.extensions import alternate
from OpenGL.GL.EXT.multi_draw_arrays import glMultiDrawArraysEXT
glMultiDrawArrays = alternate(glMultiDrawArrays, glMultiDrawArraysEXT)
from clutterdef import ClutterDef, COL_SELECTED, COL_UNPAINTED
# one per texture per layer
class DrawBucket:
def __init__(self):
self.first=[]
self.count=[]
self.afirst = self.acount = None
def add(self, first, count):
self.first.append(first)
self.count.append(count)
self.afirst = self.acount = None
def draw(self, glstate):
if glstate.multi_draw_arrays:
if self.afirst is None:
self.afirst = array(self.first, GLint)
self.acount = array(self.count, GLsizei)
glMultiDrawArrays(GL_TRIANGLES, self.afirst, self.acount, len(self.count))
else:
for first,count in zip(self.first, self.count):
"""Convenience API for using Frame Buffer Objects""" from OpenGL.extensions import alternate from OpenGL.GL.ARB.framebuffer_object import * from OpenGL.GL.EXT.framebuffer_object import * from OpenGL.GL.EXT.framebuffer_multisample import * from OpenGL.GL.EXT.framebuffer_blit import * glBindFramebuffer = alternate(glBindFramebuffer,glBindFramebufferEXT) glBindRenderbuffer = alternate( glBindRenderbuffer, glBindRenderbufferEXT ) glCheckFramebufferStatus = alternate( glCheckFramebufferStatus, glCheckFramebufferStatusEXT ) glDeleteFramebuffers = alternate( glDeleteFramebuffers, glDeleteFramebuffersEXT ) glDeleteRenderbuffers = alternate( glDeleteRenderbuffers, glDeleteRenderbuffersEXT ) glFramebufferRenderbuffer = alternate( glFramebufferRenderbuffer, glFramebufferRenderbufferEXT ) glFramebufferTexture1D = alternate( glFramebufferTexture1D, glFramebufferTexture1DEXT ) glFramebufferTexture2D = alternate( glFramebufferTexture2D, glFramebufferTexture2DEXT ) glFramebufferTexture3D = alternate( glFramebufferTexture3D, glFramebufferTexture3DEXT ) glGenFramebuffers = alternate( glGenFramebuffers, glGenFramebuffersEXT ) glGenRenderbuffers = alternate( glGenRenderbuffers, glGenRenderbuffersEXT ) glGenerateMipmap = alternate( glGenerateMipmap, glGenerateMipmapEXT ) glGetFramebufferAttachmentParameteriv = alternate( glGetFramebufferAttachmentParameteriv, glGetFramebufferAttachmentParameterivEXT ) glGetRenderbufferParameteriv = alternate( glGetRenderbufferParameteriv, glGetRenderbufferParameterivEXT ) glIsFramebuffer = alternate( glIsFramebuffer, glIsFramebufferEXT ) glIsRenderbuffer = alternate( glIsRenderbuffer, glIsRenderbufferEXT ) glRenderbufferStorage = alternate( glRenderbufferStorage, glRenderbufferStorageEXT ) glBlitFramebuffer = alternate( glBlitFramebuffer, glBlitFramebufferEXT ) glRenderbufferStorageMultisample = alternate( glRenderbufferStorageMultisample, glRenderbufferStorageMultisampleEXT ) # this entry point is new to the ARB version of the extensions #glFramebufferTextureLayer = alternate( glFramebufferTextureLayer, glFramebufferTextureLayerEXT )
for suffix in ('ObjectARB', '_ARB', 'ARB'):
if name.endswith(suffix):
found = False
base = name[:-(len(suffix))]
if base not in _excludes:
if _alt(base, name):
found = True
break
if found is False:
log.debug(
'''Found no alternate for: %s.%s''',
module.__name__,
name,
)
glAttachShader = alternate(GL.glAttachShader, shader_objects.glAttachObjectARB)
glDetachShader = alternate(GL.glDetachShader, shader_objects.glDetachObjectARB)
glDeleteShader = alternate(GL.glDeleteShader, shader_objects.glDeleteObjectARB)
glGetAttachedShaders = alternate(GL.glGetAttachedShaders,
shader_objects.glGetAttachedObjectsARB)
glGetProgramInfoLog = alternate(GL.glGetProgramInfoLog,
shader_objects.glGetInfoLogARB)
glGetShaderInfoLog = alternate(GL.glGetShaderInfoLog,
shader_objects.glGetInfoLogARB)
glGetShaderiv = alternate(GL.glGetShaderiv,
shader_objects.glGetObjectParameterivARB)
glGetProgramiv = alternate(GL.glGetProgramiv,
shader_objects.glGetObjectParameterivARB)
from ngsgui import _debug
from OpenGL.GL.ARB import debug_output
from OpenGL.extensions import alternate
import ctypes, ngsolve, numpy, cmath, math
import qtpy
from qtpy import QtCore, QtGui
from ngsgui.shader import locations as shaderpaths
_DEVELOP=True
glGetDebugMessageLog = alternate(
'glGetDebugMessageLog', GL.glGetDebugMessageLog,
debug_output.glGetDebugMessageLogARB)
# the size specifications of some debug_output tokens seem to be missing so
# we add them manually even though it does not seem to be a nice way to do it
# GL.glget.GL_GET_SIZES[debug_output.GL_MAX_DEBUG_MESSAGE_LENGTH_ARB] = (1,)
# GL.glget.GL_GET_SIZES[debug_output.GL_DEBUG_LOGGED_MESSAGES_ARB] = (1,)
def get_constant(value, namespace):
"""Get symbolic constant.
value - the (integer) token value to look for
namespace - the module object to search in
"""
finally:
GL.glPopAttrib()
listCount = 0
@classmethod
def glGenLists(cls, n):
cls.listCount += n
return GL.glGenLists(n)
@classmethod
def glDeleteLists(cls, base, n):
cls.listCount -= n
return GL.glDeleteLists(base, n)
glActiveTexture = alternate(GL.glActiveTexture, multitexture.glActiveTextureARB)
allDisplayLists = []
class DisplayList(object):
def __init__(self):
self._list = None
self.dirty = True
def _delete(r):
allDisplayLists.remove(r)
allDisplayLists.append(weakref.ref(self, _delete))
@classmethod
def deallocAllLists(self):
for name in dir(module):
found = None
for suffix in ('ObjectARB','_ARB','ARB'):
if name.endswith( suffix ):
found = False
base = name[:-(len(suffix))]
if base not in _excludes:
if _alt( base, name ):
found = True
break
if found is False:
log.debug( '''Found no alternate for: %s.%s''',
module.__name__,name,
)
glAttachShader = alternate( GL.glAttachShader,shader_objects.glAttachObjectARB )
glDetachShader = alternate( GL.glDetachShader,shader_objects.glDetachObjectARB )
glDeleteShader = alternate( GL.glDeleteShader,shader_objects.glDeleteObjectARB )
glGetAttachedShaders = alternate( GL.glGetAttachedShaders, shader_objects.glGetAttachedObjectsARB )
glGetProgramInfoLog = alternate( GL.glGetProgramInfoLog, shader_objects.glGetInfoLogARB )
glGetShaderInfoLog = alternate( GL.glGetShaderInfoLog, shader_objects.glGetInfoLogARB )
glGetShaderiv = alternate( GL.glGetShaderiv, shader_objects.glGetObjectParameterivARB )
glGetProgramiv = alternate( GL.glGetProgramiv, shader_objects.glGetObjectParameterivARB )
GL_VALIDATE_STATUS = GL.GL_VALIDATE_STATUS
GL_COMPILE_STATUS = GL.GL_COMPILE_STATUS
GL_LINK_STATUS = GL.GL_LINK_STATUS
GL_FALSE = GL.GL_FALSE
GL_TRUE = GL.GL_TRUE
# good, should have got this error
pass
else:
raise RuntimeError( """Did not catch invalid context!""" )
from OpenGL import constants, error
from OpenGL.GLU import *
from OpenGL.arrays import arraydatatype
import OpenGL
from OpenGL.extensions import alternate
import ctypes
from OpenGL.GL.framebufferobjects import *
from OpenGL.GL.EXT.multi_draw_arrays import *
from OpenGL.GL.ARB.imaging import *
glMultiDrawElements = alternate(
glMultiDrawElementsEXT, glMultiDrawElements,
)
class Tests( unittest.TestCase ):
evaluator_ctrlpoints = [[[ -1.5, -1.5, 4.0], [-0.5, -1.5, 2.0], [0.5, -1.5,
-1.0], [1.5, -1.5, 2.0]], [[-1.5, -0.5, 1.0], [-0.5, -0.5, 3.0], [0.5, -0.5,
0.0], [1.5, -0.5, -1.0]], [[-1.5, 0.5, 4.0], [-0.5, 0.5, 0.0], [0.5, 0.5,
3.0], [1.5, 0.5, 4.0]], [[-1.5, 1.5, -2.0], [-0.5, 1.5, -2.0], [0.5, 1.5,
0.0], [1.5, 1.5, -1.0]]]
width = height = 300
def setUp( self ):
"""Set up the operation"""
self.screen = pygame.display.set_mode(
(self.width,self.height),
# Part of the PsychoPy library
# Copyright (C) 2015 Jonathan Peirce
# Distributed under the terms of the GNU General Public License (GPL).
from OpenGL.GL import *
from OpenGL.GL.ARB.shader_objects import *
from OpenGL.GL.ARB.fragment_shader import *
from OpenGL.GL.ARB.vertex_shader import *
import time, sys
from OpenGL.extensions import alternate
glCreateShader = alternate('glCreateShader', glCreateShader,
glCreateShaderObjectARB)
glShaderSource = alternate('glShaderSource', glShaderSource, glShaderSourceARB)
glCompileShader = alternate('glCompileShader', glCompileShader,
glCompileShaderARB)
glCreateProgram = alternate('glCreateProgram', glCreateProgram,
glCreateProgramObjectARB)
glAttachShader = alternate('glAttachShader', glAttachShader, glAttachObjectARB)
glValidateProgram = alternate('glValidateProgram', glValidateProgram,
glValidateProgramARB)
glLinkProgram = alternate('glLinkProgram', glLinkProgram, glLinkProgramARB)
glDeleteShader = alternate('glDeleteShader', glDeleteShader, glDeleteObjectARB)
glUseProgram = alternate('glUseProgram', glUseProgram, glUseProgramObjectARB)
def compileShader(source, shaderType):
"""Compile shader source of given type"""
shader = glCreateShader(shaderType)
glShaderSource(shader, source)
glCompileShader(shader)
pass
else:
print('WARNING: Failed to catch invalid context')
#raise RuntimeError( """Did not catch invalid context!""" )
#from OpenGL import error
from OpenGL.GLU import *
#from OpenGL.arrays import arraydatatype
import OpenGL
from OpenGL.extensions import alternate
#import ctypes
from OpenGL.GL.framebufferobjects import *
from OpenGL.GL.EXT.multi_draw_arrays import *
from OpenGL.GL.ARB.imaging import *
glMultiDrawElements = alternate(
glMultiDrawElementsEXT,
glMultiDrawElements,
)
class BaseTest(unittest.TestCase):
width = height = 300
def setUp(self):
"""Set up the operation"""
self.screen = pygame.display.set_mode(
(self.width, self.height),
pygame.OPENGL | pygame.DOUBLEBUF,
)
pygame.display.set_caption('Testing system')
"""Geometry type for "point-arrays" w/ colour support"""
from OpenGL.GL import *
from vrml.vrml97 import basenodes
from OpenGLContext.scenegraph import coordinatebounded
from OpenGLContext.arrays import array
from OpenGL.extensions import alternate
from OpenGL.GL.ARB.point_parameters import *
from OpenGL.GL.EXT.point_parameters import *
import logging
log = logging.getLogger( __name__ )
glPointParameterf = alternate(
glPointParameterf, glPointParameterfARB,glPointParameterfEXT
)
glPointParameterfv = alternate(
glPointParameterfv, glPointParameterfvARB, glPointParameterfEXT
)
RESET_ATTENUATION = array( [1,0,0],'f')
class PointSet(
coordinatebounded.CoordinateBounded,
basenodes.PointSet
):
"""VRML97-style Point-Set object
http://www.web3d.org/x3d/specifications/vrml/ISO-IEC-14772-IS-VRML97WithAmendment1/part1/nodesRef.html#PointSet
"""
def render (
self,
visible = 1, # can skip normals and textures if not
lit = 1, # can skip normals if not
