299 lines
11 KiB
Python
299 lines
11 KiB
Python
import platform
|
|
from ctypes import c_uint32, c_int, byref
|
|
|
|
from pyglet.gl.base import Config, CanvasConfig, Context
|
|
|
|
from pyglet.gl import ContextException
|
|
|
|
from pyglet.canvas.cocoa import CocoaCanvas
|
|
|
|
from pyglet.libs.darwin import cocoapy, quartz
|
|
|
|
|
|
NSOpenGLPixelFormat = cocoapy.ObjCClass('NSOpenGLPixelFormat')
|
|
NSOpenGLContext = cocoapy.ObjCClass('NSOpenGLContext')
|
|
|
|
# Version info, needed as OpenGL different Lion and onward
|
|
"""Version is based on Darwin kernel, not OS-X version.
|
|
OS-X / Darwin version history
|
|
http://en.wikipedia.org/wiki/Darwin_(operating_system)#Release_history
|
|
pre-release: 0.1, 0.2, 1.0, 1.1,
|
|
kodiak: 1.2.1,
|
|
cheetah: 1.3.1,
|
|
puma: 1.4.1, 5.1 -> 5.5
|
|
jaguar: 6.0.1 -> 6.8
|
|
panther: 7.0 -> 7.9
|
|
tiger: 8.0 -> 8.11
|
|
leopard: 9.0 -> 9.8
|
|
snow_leopard: 10.0 -> 10.8
|
|
lion: 11.0 -> 11.4
|
|
mountain_lion: 12.0 -> 12.5
|
|
mavericks: 13.0 -> 13.4
|
|
yosemite: 14.0 -> 14.5
|
|
el_capitan: 15.0 -> 15.6
|
|
sierra: 16.0 -> 16.6
|
|
high_sierra: 17.0 -> 17.7
|
|
mojave: 18.0 -> 18.2
|
|
catalina: 19.0 -> 19.6
|
|
big_sur: 20.0 ->
|
|
"""
|
|
os_x_release = {
|
|
'pre-release': (0,1),
|
|
'kodiak': (1,2,1),
|
|
'cheetah': (1,3,1),
|
|
'puma': (1,4.1),
|
|
'jaguar': (6,0,1),
|
|
'panther': (7,),
|
|
'tiger': (8,),
|
|
'leopard': (9,),
|
|
'snow_leopard': (10,),
|
|
'lion': (11,),
|
|
'mountain_lion': (12,),
|
|
'mavericks': (13,),
|
|
'yosemite': (14,),
|
|
'el_capitan': (15,),
|
|
'sierra': (16,),
|
|
'high_sierra': (17,),
|
|
'mojave': (18,),
|
|
'catalina': (19,),
|
|
'big_sur': (20,)
|
|
}
|
|
|
|
def os_x_version():
|
|
version = tuple([int(v) for v in platform.release().split('.')])
|
|
|
|
# ensure we return a tuple
|
|
if len(version) > 0:
|
|
return version
|
|
return (version,)
|
|
|
|
_os_x_version = os_x_version()
|
|
|
|
# Valid names for GL attributes and their corresponding NSOpenGL constant.
|
|
_gl_attributes = {
|
|
'double_buffer': cocoapy.NSOpenGLPFADoubleBuffer,
|
|
'stereo': cocoapy.NSOpenGLPFAStereo,
|
|
'buffer_size': cocoapy.NSOpenGLPFAColorSize,
|
|
'sample_buffers': cocoapy.NSOpenGLPFASampleBuffers,
|
|
'samples': cocoapy.NSOpenGLPFASamples,
|
|
'aux_buffers': cocoapy.NSOpenGLPFAAuxBuffers,
|
|
'alpha_size': cocoapy.NSOpenGLPFAAlphaSize,
|
|
'depth_size': cocoapy.NSOpenGLPFADepthSize,
|
|
'stencil_size': cocoapy.NSOpenGLPFAStencilSize,
|
|
|
|
# Not exposed by pyglet API (set internally)
|
|
'all_renderers': cocoapy.NSOpenGLPFAAllRenderers,
|
|
'fullscreen': cocoapy.NSOpenGLPFAFullScreen,
|
|
'minimum_policy': cocoapy.NSOpenGLPFAMinimumPolicy,
|
|
'maximum_policy': cocoapy.NSOpenGLPFAMaximumPolicy,
|
|
'screen_mask' : cocoapy.NSOpenGLPFAScreenMask,
|
|
|
|
# Not supported in current pyglet API
|
|
'color_float': cocoapy.NSOpenGLPFAColorFloat,
|
|
'offscreen': cocoapy.NSOpenGLPFAOffScreen,
|
|
'sample_alpha': cocoapy.NSOpenGLPFASampleAlpha,
|
|
'multisample': cocoapy.NSOpenGLPFAMultisample,
|
|
'supersample': cocoapy.NSOpenGLPFASupersample,
|
|
}
|
|
|
|
# NSOpenGL constants which do not require a value.
|
|
_boolean_gl_attributes = frozenset([
|
|
cocoapy.NSOpenGLPFAAllRenderers,
|
|
cocoapy.NSOpenGLPFADoubleBuffer,
|
|
cocoapy.NSOpenGLPFAStereo,
|
|
cocoapy.NSOpenGLPFAMinimumPolicy,
|
|
cocoapy.NSOpenGLPFAMaximumPolicy,
|
|
cocoapy.NSOpenGLPFAOffScreen,
|
|
cocoapy.NSOpenGLPFAFullScreen,
|
|
cocoapy.NSOpenGLPFAColorFloat,
|
|
cocoapy.NSOpenGLPFAMultisample,
|
|
cocoapy.NSOpenGLPFASupersample,
|
|
cocoapy.NSOpenGLPFASampleAlpha,
|
|
])
|
|
|
|
# Attributes for which no NSOpenGLPixelFormatAttribute name exists.
|
|
# We could probably compute actual values for these using
|
|
# NSOpenGLPFAColorSize / 4 and NSOpenGLFAAccumSize / 4, but I'm not that
|
|
# confident I know what I'm doing.
|
|
_fake_gl_attributes = {
|
|
'red_size': 0,
|
|
'green_size': 0,
|
|
'blue_size': 0,
|
|
'accum_red_size': 0,
|
|
'accum_green_size': 0,
|
|
'accum_blue_size': 0,
|
|
'accum_alpha_size': 0
|
|
}
|
|
|
|
class CocoaConfig(Config):
|
|
|
|
def match(self, canvas):
|
|
# Construct array of attributes for NSOpenGLPixelFormat
|
|
attrs = []
|
|
for name, value in self.get_gl_attributes():
|
|
attr = _gl_attributes.get(name)
|
|
if not attr or not value:
|
|
continue
|
|
attrs.append(attr)
|
|
if attr not in _boolean_gl_attributes:
|
|
attrs.append(int(value))
|
|
|
|
# Support for RAGE-II, which is not compliant.
|
|
attrs.append(cocoapy.NSOpenGLPFAAllRenderers)
|
|
|
|
# Force selection policy.
|
|
attrs.append(cocoapy.NSOpenGLPFAMaximumPolicy)
|
|
|
|
# NSOpenGLPFAFullScreen is always supplied so we can switch to and
|
|
# from fullscreen without losing the context. Also must supply the
|
|
# NSOpenGLPFAScreenMask attribute with appropriate display ID.
|
|
# Note that these attributes aren't necessary to render in fullscreen
|
|
# on Mac OS X 10.6, because there we are simply rendering into a
|
|
# screen sized window. See:
|
|
# http://developer.apple.com/library/mac/#documentation/GraphicsImaging/Conceptual/OpenGL-MacProgGuide/opengl_fullscreen/opengl_cgl.html%23//apple_ref/doc/uid/TP40001987-CH210-SW6
|
|
# Otherwise, make sure we refer to the correct Profile for OpenGL (Core or
|
|
# Legacy) on Lion and afterwards
|
|
if _os_x_version < os_x_release['snow_leopard']:
|
|
attrs.append(cocoapy.NSOpenGLPFAFullScreen)
|
|
attrs.append(cocoapy.NSOpenGLPFAScreenMask)
|
|
attrs.append(quartz.CGDisplayIDToOpenGLDisplayMask(quartz.CGMainDisplayID()))
|
|
elif _os_x_version >= os_x_release['lion']:
|
|
# check for opengl profile
|
|
# This requires OS-X Lion (Darwin 11) or higher
|
|
version = (getattr(self, 'major_version', None) or 3,
|
|
getattr(self, 'minor_version', None) or 3)
|
|
|
|
# tell os-x we want to request a profile
|
|
attrs.append(cocoapy.NSOpenGLPFAOpenGLProfile)
|
|
|
|
# check if we're wanting core or legacy
|
|
# Mavericks (Darwin 13) and up are capable of the Core 4.1 profile,
|
|
# while Lion and up are only capable of Core 3.2
|
|
if version[0] >= 4 and _os_x_version >= os_x_release['mavericks']:
|
|
attrs.append(int(cocoapy.NSOpenGLProfileVersion4_1Core))
|
|
elif version[0] >= 3:
|
|
attrs.append(int(cocoapy.NSOpenGLProfileVersion3_2Core))
|
|
else:
|
|
attrs.append(int(cocoapy.NSOpenGLProfileVersionLegacy))
|
|
# Terminate the list.
|
|
attrs.append(0)
|
|
|
|
# Create the pixel format.
|
|
attrsArrayType = c_uint32 * len(attrs)
|
|
attrsArray = attrsArrayType(*attrs)
|
|
pixel_format = NSOpenGLPixelFormat.alloc().initWithAttributes_(attrsArray)
|
|
|
|
# Return the match list.
|
|
if pixel_format is None:
|
|
return []
|
|
else:
|
|
return [CocoaCanvasConfig(canvas, self, pixel_format)]
|
|
|
|
|
|
class CocoaCanvasConfig(CanvasConfig):
|
|
|
|
def __init__(self, canvas, config, pixel_format):
|
|
super(CocoaCanvasConfig, self).__init__(canvas, config)
|
|
self._pixel_format = pixel_format
|
|
|
|
# Query values for the attributes of the pixel format, and then set the
|
|
# corresponding attributes of the canvas config.
|
|
for name, attr in _gl_attributes.items():
|
|
vals = c_int()
|
|
self._pixel_format.getValues_forAttribute_forVirtualScreen_(byref(vals), attr, 0)
|
|
setattr(self, name, vals.value)
|
|
|
|
# Set these attributes so that we can run pyglet.info.
|
|
for name, value in _fake_gl_attributes.items():
|
|
setattr(self, name, value)
|
|
|
|
# Update the minor/major version from profile if (Mountain)Lion
|
|
if _os_x_version >= os_x_release['lion']:
|
|
vals = c_int()
|
|
profile = self._pixel_format.getValues_forAttribute_forVirtualScreen_(
|
|
byref(vals),
|
|
cocoapy.NSOpenGLPFAOpenGLProfile,
|
|
0
|
|
)
|
|
|
|
if vals.value == cocoapy.NSOpenGLProfileVersion4_1Core:
|
|
setattr(self, "major_version", 4)
|
|
setattr(self, "minor_version", 1)
|
|
elif vals.value == cocoapy.NSOpenGLProfileVersion3_2Core:
|
|
setattr(self, "major_version", 3)
|
|
setattr(self, "minor_version", 2)
|
|
else:
|
|
setattr(self, "major_version", 2)
|
|
setattr(self, "minor_version", 1)
|
|
|
|
def create_context(self, share):
|
|
# Determine the shared NSOpenGLContext.
|
|
if share:
|
|
share_context = share._nscontext
|
|
else:
|
|
share_context = None
|
|
|
|
# Create a new NSOpenGLContext.
|
|
nscontext = NSOpenGLContext.alloc().initWithFormat_shareContext_(
|
|
self._pixel_format,
|
|
share_context)
|
|
|
|
return CocoaContext(self, nscontext, share)
|
|
|
|
def compatible(self, canvas):
|
|
return isinstance(canvas, CocoaCanvas)
|
|
|
|
|
|
class CocoaContext(Context):
|
|
|
|
def __init__(self, config, nscontext, share):
|
|
super(CocoaContext, self).__init__(config, share)
|
|
self.config = config
|
|
self._nscontext = nscontext
|
|
|
|
def attach(self, canvas):
|
|
# See if we want OpenGL 3 in a non-Lion OS
|
|
if _os_x_version < os_x_release['lion']:
|
|
raise ContextException('OpenGL 3 not supported')
|
|
|
|
super(CocoaContext, self).attach(canvas)
|
|
# The NSView instance should be attached to a nondeferred window before calling
|
|
# setView, otherwise you get an "invalid drawable" message.
|
|
self._nscontext.setView_(canvas.nsview)
|
|
self._nscontext.view().setWantsBestResolutionOpenGLSurface_(1)
|
|
self.set_current()
|
|
|
|
def detach(self):
|
|
super(CocoaContext, self).detach()
|
|
self._nscontext.clearDrawable()
|
|
|
|
def set_current(self):
|
|
self._nscontext.makeCurrentContext()
|
|
super(CocoaContext, self).set_current()
|
|
|
|
def update_geometry(self):
|
|
# Need to call this method whenever the context drawable (an NSView)
|
|
# changes size or location.
|
|
self._nscontext.update()
|
|
|
|
def set_full_screen(self):
|
|
self._nscontext.makeCurrentContext()
|
|
self._nscontext.setFullScreen()
|
|
|
|
def destroy(self):
|
|
super(CocoaContext, self).destroy()
|
|
self._nscontext.release()
|
|
self._nscontext = None
|
|
|
|
def set_vsync(self, vsync=True):
|
|
vals = c_int(vsync)
|
|
self._nscontext.setValues_forParameter_(byref(vals), cocoapy.NSOpenGLCPSwapInterval)
|
|
|
|
def get_vsync(self):
|
|
vals = c_int()
|
|
self._nscontext.getValues_forParameter_(byref(vals), cocoapy.NSOpenGLCPSwapInterval)
|
|
return vals.value
|
|
|
|
def flip(self):
|
|
self._nscontext.flushBuffer()
|