def drawScene(frameBuffer, frameTexture):
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, frameBuffer)
GL.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT)
#GL.glPushAttrib(GL.GL_VIEWPORT_BIT);
GL.glPushMatrix()
#GL.glViewport(0,0,512,512);
# GL.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
GL.glLoadIdentity() # Reset The Projection Matrix
#GL.glDisable(GL.GL_DEPTH_TEST) # Enables Depth Testing
GL.glBegin(GL.GL_POLYGON) # Start drawing a polygon
GL.glColor3f(1.0, 0.0, 0.0) # Red
GL.glVertex2f(-sqrSize * 0.5, sqrSize * 0.5) # Top left
GL.glColor3f(1.0, 1.0, 1.0) # White
GL.glVertex2f(sqrSize * 0.5, sqrSize * 0.5) # Top right
GL.glColor3f(0.0, 1.0, 0.0) # Green
GL.glVertex2f(sqrSize * 0.5, -sqrSize * 0.5) # Bottom Right
GL.glColor3f(0.0, 0.0, 1.0) # Blue
GL.glVertex2f(-sqrSize * 0.5, -sqrSize * 0.5) # Bottom Left
GL.glEnd()
GL.glColor3f(1.0, 1.0, 1.0)
#GL.glPopAttrib()
GL.glPopMatrix()
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, 0)
def drawScene(frameBuffer, frameTexture):
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, frameBuffer)
GL.glClear(GL.GL_COLOR_BUFFER_BIT|GL.GL_DEPTH_BUFFER_BIT)
#GL.glPushAttrib(GL.GL_VIEWPORT_BIT);
GL.glPushMatrix()
#GL.glViewport(0,0,512,512);
# GL.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
GL.glLoadIdentity() # Reset The Projection Matrix
#GL.glDisable(GL.GL_DEPTH_TEST) # Enables Depth Testing
GL.glBegin(GL.GL_POLYGON) # Start drawing a polygon
GL.glColor3f(1.0, 0.0, 0.0) # Red
GL.glVertex2f(-sqrSize*0.5, sqrSize*0.5) # Top left
GL.glColor3f(1.0, 1.0, 1.0) # White
GL.glVertex2f(sqrSize*0.5, sqrSize*0.5) # Top right
GL.glColor3f(0.0, 1.0, 0.0) # Green
GL.glVertex2f(sqrSize*0.5, -sqrSize*0.5) # Bottom Right
GL.glColor3f(0.0, 0.0, 1.0) # Blue
GL.glVertex2f(-sqrSize*0.5, -sqrSize*0.5) # Bottom Left
GL.glEnd()
GL.glColor3f(1.0, 1.0, 1.0)
#GL.glPopAttrib()
GL.glPopMatrix()
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, 0)
def bind(self):
super(HardwareFbo, self).bind()
HardwareFbo.fbo_stack.append(self.framebuffer)
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, self.framebuffer)
if self.push_viewport:
glPushAttrib(GL_VIEWPORT_BIT)
glViewport(0, 0, self.size[0], self.size[1])
def bindAsRenderTarget(self):
"""Configures the frame buffer and render buffer of this
``RenderTexture`` as the targets for rendering.
The existing farme buffer and render buffer are cached, and can be
restored via the :meth:`unbindAsRenderTarget` method.
"""
if self.__oldFrameBuffer is not None:
raise RuntimeError('RenderTexture FBO{} is already '
'bound'.format(self.__frameBuffer))
self.__oldFrameBuffer = gl.glGetIntegerv(
glfbo.GL_FRAMEBUFFER_BINDING_EXT)
if self.__renderBuffer is not None:
self.__oldRenderBuffer = gl.glGetIntegerv(
glfbo.GL_RENDERBUFFER_BINDING_EXT)
log.debug('Setting FBO{} as render target'.format(self.__frameBuffer))
glfbo.glBindFramebufferEXT(glfbo.GL_FRAMEBUFFER_EXT,
self.__frameBuffer)
if self.__renderBuffer is not None:
glfbo.glBindRenderbufferEXT(glfbo.GL_RENDERBUFFER_EXT,
self.__renderBuffer)
def flip():
global frameTexture
if useFBO:
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, 0)
GL.glDisable(GL.GL_BLEND)
#GL.glBlendEquation(GL.GL_FUNC_ADD)
#GL.glBlendFunc(GL.GL_SRC_ALPHA, GL.GL_ONE_MINUS_SRC_ALPHA)
#GL.glBlendFunc(GL.GL_SRC_ALPHA, GL.GL_DST_ALPHA)
#before flipping need to copy the renderBuffer to the frameBuffer
GL.glColor4f(1,1,1,1)
GL.glActiveTexture(GL.GL_TEXTURE0)
GL.glBindTexture(GL.GL_TEXTURE_2D, frameTexture)
GL.glBegin( GL.GL_QUADS )
GL.glMultiTexCoord2f(GL.GL_TEXTURE0, 0.0, 0.0 )
GL.glVertex2f( -1.0,-1.0 )
GL.glMultiTexCoord2f(GL.GL_TEXTURE0, 0.0, 1.0 )
GL.glVertex2f( -1.0, 1.0 )
GL.glMultiTexCoord2f(GL.GL_TEXTURE0,1.0, 1.0 )
GL.glVertex2f( 1.0, 1.0 )
GL.glMultiTexCoord2f(GL.GL_TEXTURE0, 1.0, 0.0 )
GL.glVertex2f( 1.0, -1.0 )
GL.glEnd()
pygame.display.flip()
if useFBO:
GL.glBindTexture(GL.GL_TEXTURE_2D, 0)
GL.glDisable(GL.GL_TEXTURE_2D)
GL.glEnable(GL.GL_BLEND)
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, frameBuffer)
def bind(self):
super(HardwareFbo, self).bind()
HardwareFbo.fbo_stack.append(self.framebuffer)
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, self.framebuffer)
if self.push_viewport:
glPushAttrib(GL_VIEWPORT_BIT)
glViewport(0, 0, self.size[0], self.size[1])
def _setupFrameBuffer(self):
# Setup framebuffer
self.frameBuffer = FB.glGenFramebuffersEXT(1)
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, self.frameBuffer)
# Setup depthbuffer
self.depthBuffer = FB.glGenRenderbuffersEXT(1)
FB.glBindRenderbufferEXT (FB.GL_RENDERBUFFER_EXT,self.depthBuffer)
FB.glRenderbufferStorageEXT (FB.GL_RENDERBUFFER_EXT, GL.GL_DEPTH_COMPONENT, int(self.size[0]), int(self.size[1]))
# Create texture to render to
self.frameTexture = c_uint(0)
GL.glGenTextures (1, self.frameTexture)
GL.glBindTexture (GL.GL_TEXTURE_2D, self.frameTexture)
GL.glTexParameteri (GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, GL.GL_LINEAR)
GL.glTexParameteri (GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_LINEAR)
GL.glTexImage2D (GL.GL_TEXTURE_2D, 0, GL.GL_RGBA32F_ARB, int(self.size[0]), int(self.size[1]), 0,
GL.GL_RGBA, GL.GL_FLOAT, None)
#attach texture to the frame buffer
FB.glFramebufferTexture2DEXT (FB.GL_FRAMEBUFFER_EXT, GL.GL_COLOR_ATTACHMENT0_EXT,
GL.GL_TEXTURE_2D, self.frameTexture, 0)
FB.glFramebufferRenderbufferEXT(FB.GL_FRAMEBUFFER_EXT, GL.GL_DEPTH_ATTACHMENT_EXT,
FB.GL_RENDERBUFFER_EXT, self.depthBuffer)
status = FB.glCheckFramebufferStatusEXT (FB.GL_FRAMEBUFFER_EXT)
if status != FB.GL_FRAMEBUFFER_COMPLETE_EXT:
logging.warning("Error in framebuffer activation")
return
GL.glDisable(GL.GL_TEXTURE_2D)
def flip():
global frameTexture
if useFBO:
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, 0)
GL.glDisable(GL.GL_BLEND)
#GL.glBlendEquation(GL.GL_FUNC_ADD)
#GL.glBlendFunc(GL.GL_SRC_ALPHA, GL.GL_ONE_MINUS_SRC_ALPHA)
#GL.glBlendFunc(GL.GL_SRC_ALPHA, GL.GL_DST_ALPHA)
#before flipping need to copy the renderBuffer to the frameBuffer
GL.glColor4f(1, 1, 1, 1)
GL.glActiveTexture(GL.GL_TEXTURE0)
GL.glBindTexture(GL.GL_TEXTURE_2D, frameTexture)
GL.glBegin(GL.GL_QUADS)
GL.glMultiTexCoord2f(GL.GL_TEXTURE0, 0.0, 0.0)
GL.glVertex2f(-1.0, -1.0)
GL.glMultiTexCoord2f(GL.GL_TEXTURE0, 0.0, 1.0)
GL.glVertex2f(-1.0, 1.0)
GL.glMultiTexCoord2f(GL.GL_TEXTURE0, 1.0, 1.0)
GL.glVertex2f(1.0, 1.0)
GL.glMultiTexCoord2f(GL.GL_TEXTURE0, 1.0, 0.0)
GL.glVertex2f(1.0, -1.0)
GL.glEnd()
pygame.display.flip()
if useFBO:
GL.glBindTexture(GL.GL_TEXTURE_2D, 0)
GL.glDisable(GL.GL_TEXTURE_2D)
GL.glEnable(GL.GL_BLEND)
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, frameBuffer)
def save(display_func, filename="screenshot.png"):
"""
"""
try:
import OpenGL.GL.EXT.framebuffer_object as fbo
except ImportError:
print 'You do not have the framebuffer extension on your video card'
print 'Cannot save figure'
return
x, y, w, h = gl.glGetIntegerv(gl.GL_VIEWPORT)
# Setup framebuffer
framebuffer = fbo.glGenFramebuffersEXT(1)
fbo.glBindFramebufferEXT(fbo.GL_FRAMEBUFFER_EXT, framebuffer)
# Setup depthbuffer
depthbuffer = fbo.glGenRenderbuffersEXT(1)
fbo.glBindRenderbufferEXT(fbo.GL_RENDERBUFFER_EXT, depthbuffer)
fbo.glRenderbufferStorageEXT(fbo.GL_RENDERBUFFER_EXT,
gl.GL_DEPTH_COMPONENT, w, h)
# Create texture to render to
data = np.zeros((w, h, 4), dtype=np.ubyte)
texture = gl.glGenTextures(1)
gl.glBindTexture(gl.GL_TEXTURE_2D, texture)
gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER,
gl.GL_LINEAR)
gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER,
gl.GL_LINEAR)
gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGBA, w, h, 0, gl.GL_RGBA,
gl.GL_UNSIGNED_BYTE, data)
fbo.glFramebufferTexture2DEXT(gl.GL_FRAMEBUFFER_EXT,
gl.GL_COLOR_ATTACHMENT0_EXT,
gl.GL_TEXTURE_2D, texture, 0)
fbo.glFramebufferRenderbufferEXT(gl.GL_FRAMEBUFFER_EXT,
gl.GL_DEPTH_ATTACHMENT_EXT,
gl.GL_RENDERBUFFER_EXT, depthbuffer)
status = fbo.glCheckFramebufferStatusEXT(fbo.GL_FRAMEBUFFER_EXT)
if status != fbo.GL_FRAMEBUFFER_COMPLETE_EXT:
raise (RuntimeError, 'Error in framebuffer activation')
display_func()
glut.glutSwapBuffers()
data = gl.glReadPixels(x, y, w, h, gl.GL_RGBA, gl.GL_UNSIGNED_BYTE)
from PIL import Image
image = Image.fromstring('RGBA', (w, h), data)
image = image.transpose(Image.FLIP_TOP_BOTTOM)
image.save(filename)
# Cleanup
fbo.glBindRenderbufferEXT(fbo.GL_RENDERBUFFER_EXT, 0)
fbo.glBindFramebufferEXT(fbo.GL_FRAMEBUFFER_EXT, 0)
gl.glDeleteTextures(texture)
fbo.glDeleteFramebuffersEXT([
framebuffer,
])
def save(display_func, filename="screenshot.png"):
""" """
try:
import OpenGL.GL.EXT.framebuffer_object as fbo
except ImportError:
print 'You do not have the framebuffer extension on your video card'
print 'Cannot save figure'
return
x,y,w,h = gl.glGetIntegerv(gl.GL_VIEWPORT)
# Setup framebuffer
framebuffer = fbo.glGenFramebuffersEXT(1)
fbo.glBindFramebufferEXT( fbo.GL_FRAMEBUFFER_EXT, framebuffer)
# Setup depthbuffer
depthbuffer = fbo.glGenRenderbuffersEXT( 1 )
fbo.glBindRenderbufferEXT( fbo.GL_RENDERBUFFER_EXT, depthbuffer )
fbo.glRenderbufferStorageEXT( fbo.GL_RENDERBUFFER_EXT, gl.GL_DEPTH_COMPONENT, w, h)
# Create texture to render to
data = np.zeros((w,h,4), dtype=np.ubyte)
texture = gl.glGenTextures(1)
gl.glBindTexture( gl.GL_TEXTURE_2D, texture)
gl.glTexParameteri( gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
gl.glTexParameteri( gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR)
gl.glTexImage2D( gl.GL_TEXTURE_2D, 0, gl.GL_RGBA, w, h, 0,
gl.GL_RGBA, gl.GL_UNSIGNED_BYTE, data)
fbo.glFramebufferTexture2DEXT( gl.GL_FRAMEBUFFER_EXT, gl.GL_COLOR_ATTACHMENT0_EXT,
gl.GL_TEXTURE_2D, texture, 0)
fbo.glFramebufferRenderbufferEXT( gl.GL_FRAMEBUFFER_EXT, gl.GL_DEPTH_ATTACHMENT_EXT,
gl.GL_RENDERBUFFER_EXT, depthbuffer)
status = fbo.glCheckFramebufferStatusEXT( fbo.GL_FRAMEBUFFER_EXT )
if status != fbo.GL_FRAMEBUFFER_COMPLETE_EXT:
raise(RuntimeError, 'Error in framebuffer activation')
display_func()
glut.glutSwapBuffers()
data = gl.glReadPixels (x,y,w,h, gl.GL_RGB, gl.GL_UNSIGNED_BYTE)
from PIL import Image
#from PIL.ImageCms import profileToProfile
#ADOBE_RGB_PROFILE = "AdobeRGB1998.icc"
#SRGB_PROFILE = "./sRGB.icc"
#RGB_PROFILE = "./RGB.icc"
image = Image.fromstring('RGB', (w,h), data)
#profileToProfile(image, RGB_PROFILE, ADOBE_RGB_PROFILE, inPlace=1)
image = image.transpose(Image.FLIP_TOP_BOTTOM)
image.save (filename)
# Cleanup
fbo.glBindRenderbufferEXT( fbo.GL_RENDERBUFFER_EXT, 0 )
fbo.glBindFramebufferEXT( fbo.GL_FRAMEBUFFER_EXT, 0 )
gl.glDeleteTextures( texture )
fbo.glDeleteFramebuffersEXT( [framebuffer,] )
def save(self, filename):
'''
'''
try:
import OpenGL.GL.EXT.framebuffer_object as fbo
except ImportError:
print 'You do not have the framebuffer extension on your video card'
print 'Cannot save figure'
return
w,h = self.window.width, self.window.height
# Setup framebuffer
framebuffer = fbo.glGenFramebuffersEXT(1)
fbo.glBindFramebufferEXT( fbo.GL_FRAMEBUFFER_EXT, framebuffer)
# Setup depthbuffer
depthbuffer = fbo.glGenRenderbuffersEXT( 1 )
fbo.glBindRenderbufferEXT( fbo.GL_RENDERBUFFER_EXT, depthbuffer )
fbo.glRenderbufferStorageEXT( fbo.GL_RENDERBUFFER_EXT, gl.GL_DEPTH_COMPONENT, w, h)
# Create texture to render to
data = np.zeros((w,h,4), dtype=np.ubyte)
texture = gl.glGenTextures(1)
gl.glBindTexture( gl.GL_TEXTURE_2D, texture)
gl.glTexParameteri( gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
gl.glTexParameteri( gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR)
gl.glTexImage2D( gl.GL_TEXTURE_2D, 0, gl.GL_RGBA, w, h, 0,
gl.GL_RGBA, gl.GL_UNSIGNED_BYTE, data)
fbo.glFramebufferTexture2DEXT( gl.GL_FRAMEBUFFER_EXT, gl.GL_COLOR_ATTACHMENT0_EXT,
gl.GL_TEXTURE_2D, texture, 0)
fbo.glFramebufferRenderbufferEXT( gl.GL_FRAMEBUFFER_EXT, gl.GL_DEPTH_ATTACHMENT_EXT,
gl.GL_RENDERBUFFER_EXT, depthbuffer)
status = fbo.glCheckFramebufferStatusEXT( fbo.GL_FRAMEBUFFER_EXT )
if status != fbo.GL_FRAMEBUFFER_COMPLETE_EXT:
raise(RuntimeError, 'Error in framebuffer activation')
self.redraw()
self.window.refresh()
x,y,w,h = self.viewport
data = gl.glReadPixels (x,y,w, h, gl.GL_RGBA, gl.GL_UNSIGNED_BYTE)
from PIL import Image
image = Image.fromstring('RGBA', (w,h), data)
image = image.transpose(Image.FLIP_TOP_BOTTOM)
image.save (filename)
# Cleanup
fbo.glBindRenderbufferEXT( fbo.GL_RENDERBUFFER_EXT, 0 )
fbo.glBindFramebufferEXT( fbo.GL_FRAMEBUFFER_EXT, 0 )
gl.glDeleteTextures( texture )
fbo.glDeleteFramebuffersEXT( [framebuffer,] )
def createFBO(size=None):
""" Offscreen rendering
Save an offscreen rendering of size (w,h) to filename.
"""
def round2(n):
""" Get nearest power of two superior to n """
f = 1
while f < n:
f *= 2
return f
if size == None:
size = (512, 512)
w = round2(size[0])
h = round2(size[1])
# Setup framebuffer
frameBuffer = FB.glGenFramebuffersEXT(1)
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, frameBuffer)
# Setup depthbuffer
depthBuffer = FB.glGenRenderbuffersEXT(1)
FB.glBindRenderbufferEXT(FB.GL_RENDERBUFFER_EXT, depthBuffer)
FB.glRenderbufferStorageEXT(FB.GL_RENDERBUFFER_EXT, GL.GL_DEPTH_COMPONENT,
w, h)
# Create texture to render to
texture = GL.glGenTextures(1)
GL.glBindTexture(GL.GL_TEXTURE_2D, texture)
GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER,
GL.GL_LINEAR)
GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER,
GL.GL_LINEAR)
GL.glTexImage2D(GL.GL_TEXTURE_2D, 0, GL.GL_RGBA32F_ARB, w, h, 0,
GL.GL_RGBA, GL.GL_FLOAT, None)
#attach texture to the frame buffer
FB.glFramebufferTexture2DEXT(FB.GL_FRAMEBUFFER_EXT,
GL.GL_COLOR_ATTACHMENT0_EXT, GL.GL_TEXTURE_2D,
texture, 0)
FB.glFramebufferRenderbufferEXT(FB.GL_FRAMEBUFFER_EXT,
GL.GL_DEPTH_ATTACHMENT_EXT,
FB.GL_RENDERBUFFER_EXT, depthBuffer)
status = FB.glCheckFramebufferStatusEXT(FB.GL_FRAMEBUFFER_EXT)
if status != FB.GL_FRAMEBUFFER_COMPLETE_EXT:
print "Error in framebuffer activation"
return
GL.glDisable(GL.GL_TEXTURE_2D)
return frameBuffer, texture, depthBuffer
def __init__(self, **kwargs):
super(HardwareFbo, self).__init__(**kwargs)
self.framebuffer = None
self.depthbuffer = None
set_texture(self.texture)
self.framebuffer = glGenFramebuffersEXT(1)
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, self.framebuffer)
if self.framebuffer == 0:
raise "Failed to initialize framebuffer"
if self.with_depthbuffer:
self.depthbuffer = glGenRenderbuffersEXT(1)
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, self.depthbuffer)
glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_DEPTH_COMPONENT, self.realsize[0], self.realsize[1])
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, 0)
glFramebufferRenderbufferEXT(
GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_RENDERBUFFER_EXT, self.depthbuffer
)
glFramebufferTexture2DEXT(
GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_2D, get_texture_id(self.texture), 0
)
# check the fbo status
status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT)
if status != GL_FRAMEBUFFER_COMPLETE_EXT:
pymt.pymt_logger.error("Fbo: Error in framebuffer activation")
pymt.pymt_logger.error(
"Fbo: Details: HardwareFbo size=%s, realsize=%s, format=GL_RGBA" % (str(self.size), str(self.realsize))
)
if status in HardwareFbo.gl_fbo_errors:
pymt.pymt_logger.error("Fbo: Details: %s (%d)" % (HardwareFbo.gl_fbo_errors[status], status))
else:
pymt.pymt_logger.error("Fbo: Details: Unknown error (%d)" % status)
pymt.pymt_logger.error("Fbo: ")
pymt.pymt_logger.error("Fbo: You cannot use Hardware FBO.")
pymt.pymt_logger.error("Fbo: Please change the configuration to use Software FBO.")
pymt.pymt_logger.error("Fbo: You can use the pymt-config tools, or edit the configuration to set:")
pymt.pymt_logger.error("Fbo: ")
pymt.pymt_logger.error("Fbo: [graphics]")
pymt.pymt_logger.error("Fbo: fbo = software")
pymt.pymt_logger.error("Fbo: ")
raise UnsupportedFboException()
# unbind framebuffer
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0)
def __init__(self, **kwargs):
super(HardwareFbo, self).__init__(**kwargs)
self.framebuffer = None
self.depthbuffer = None
set_texture(self.texture)
self.framebuffer = glGenFramebuffersEXT(1)
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, self.framebuffer)
if self.framebuffer == 0:
raise 'Failed to initialize framebuffer'
if self.with_depthbuffer:
self.depthbuffer = glGenRenderbuffersEXT(1)
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, self.depthbuffer)
glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_DEPTH_COMPONENT,
self.realsize[0], self.realsize[1])
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, 0)
glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT,
GL_RENDERBUFFER_EXT, self.depthbuffer)
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
GL_TEXTURE_2D, get_texture_id(self.texture), 0)
# check the fbo status
status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT)
if status != GL_FRAMEBUFFER_COMPLETE_EXT:
pymt.pymt_logger.error('Fbo: Error in framebuffer activation')
pymt.pymt_logger.error('Fbo: Details: HardwareFbo size=%s, realsize=%s, format=GL_RGBA' % (
str(self.size), str(self.realsize)))
if status in HardwareFbo.gl_fbo_errors:
pymt.pymt_logger.error('Fbo: Details: %s (%d)' % (HardwareFbo.gl_fbo_errors[status], status))
else:
pymt.pymt_logger.error('Fbo: Details: Unknown error (%d)' % status)
pymt.pymt_logger.error('Fbo: ')
pymt.pymt_logger.error('Fbo: You cannot use Hardware FBO.')
pymt.pymt_logger.error('Fbo: Please change the configuration to use Software FBO.')
pymt.pymt_logger.error('Fbo: You can use the pymt-config tools, or edit the configuration to set:')
pymt.pymt_logger.error('Fbo: ')
pymt.pymt_logger.error('Fbo: [graphics]')
pymt.pymt_logger.error('Fbo: fbo = software')
pymt.pymt_logger.error('Fbo: ')
raise UnsupportedFboException()
# unbind framebuffer
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0)
def createFBO(size=None):
""" Offscreen rendering
Save an offscreen rendering of size (w,h) to filename.
"""
def round2 (n):
""" Get nearest power of two superior to n """
f = 1
while f<n:
f*= 2
return f
if size == None:
size = (512,512)
w = round2 (size[0])
h = round2 (size[1])
# Setup framebuffer
frameBuffer = FB.glGenFramebuffersEXT(1)
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, frameBuffer)
# Setup depthbuffer
depthBuffer = FB.glGenRenderbuffersEXT(1)
FB.glBindRenderbufferEXT (FB.GL_RENDERBUFFER_EXT,depthBuffer)
FB.glRenderbufferStorageEXT (FB.GL_RENDERBUFFER_EXT, GL.GL_DEPTH_COMPONENT, w, h)
# Create texture to render to
texture = GL.glGenTextures (1)
GL.glBindTexture (GL.GL_TEXTURE_2D, texture)
GL.glTexParameteri (GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, GL.GL_LINEAR)
GL.glTexParameteri (GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_LINEAR)
GL.glTexImage2D (GL.GL_TEXTURE_2D, 0, GL.GL_RGBA32F_ARB, w, h, 0,
GL.GL_RGBA, GL.GL_FLOAT, None)
#attach texture to the frame buffer
FB.glFramebufferTexture2DEXT (FB.GL_FRAMEBUFFER_EXT, GL.GL_COLOR_ATTACHMENT0_EXT,
GL.GL_TEXTURE_2D, texture, 0);
FB.glFramebufferRenderbufferEXT(FB.GL_FRAMEBUFFER_EXT, GL.GL_DEPTH_ATTACHMENT_EXT,
FB.GL_RENDERBUFFER_EXT, depthBuffer);
status = FB.glCheckFramebufferStatusEXT (FB.GL_FRAMEBUFFER_EXT);
if status != FB.GL_FRAMEBUFFER_COMPLETE_EXT:
print "Error in framebuffer activation"
return
GL.glDisable(GL.GL_TEXTURE_2D);
return frameBuffer, texture, depthBuffer
def flip():
global frameTexture
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, 0)
#before flipping need to copy the renderBuffer to the frameBuffer
GL.glEnable(GL.GL_TEXTURE_2D)
GL.glBindTexture(GL.GL_TEXTURE_2D, frameTexture)
GL.glBegin( GL.GL_QUADS )
GL.glTexCoord2f( 0.0, 0.0 ) ; GL.glVertex2f( -1.0,-1.0 )
GL.glTexCoord2f( 0.0, 1.0 ) ; GL.glVertex2f( -1.0, 1.0 )
GL.glTexCoord2f( 1.0, 1.0 ) ; GL.glVertex2f( 1.0, 1.0 )
GL.glTexCoord2f( 1.0, 0.0 ) ; GL.glVertex2f( 1.0, -1.0 )
GL.glEnd()
# GL.glBindTexture(GL.GL_TEXTURE_2D, 0)
pygame.display.flip()
GL.glDisable(GL.GL_TEXTURE_2D);
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, frameBuffer)
def createFBO(size):
""" Offscreen rendering
"""
w = size[0]
h = size[1]
# Setup framebuffer
frameBuffer = FB.glGenFramebuffersEXT(1)
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, frameBuffer)
# Setup depthbuffer
depthBuffer = FB.glGenRenderbuffersEXT(1)
FB.glBindRenderbufferEXT(FB.GL_RENDERBUFFER_EXT, depthBuffer)
FB.glRenderbufferStorageEXT(FB.GL_RENDERBUFFER_EXT, GL.GL_DEPTH_COMPONENT,
w, h)
# Create texture to render to
GL.glEnable(GL.GL_TEXTURE_2D)
texture = GL.glGenTextures(1)
GL.glBindTexture(GL.GL_TEXTURE_2D, texture)
GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER,
GL.GL_LINEAR)
GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER,
GL.GL_LINEAR)
GL.glTexImage2D(GL.GL_TEXTURE_2D, 0, GL.GL_RGBA32F_ARB, w, h, 0,
GL.GL_RGBA, GL.GL_FLOAT, None)
#attach texture to the frame buffer
FB.glFramebufferTexture2DEXT(FB.GL_FRAMEBUFFER_EXT,
GL.GL_COLOR_ATTACHMENT0_EXT, GL.GL_TEXTURE_2D,
texture, 0)
FB.glFramebufferRenderbufferEXT(FB.GL_FRAMEBUFFER_EXT,
GL.GL_DEPTH_ATTACHMENT_EXT,
FB.GL_RENDERBUFFER_EXT, depthBuffer)
status = FB.glCheckFramebufferStatusEXT(FB.GL_FRAMEBUFFER_EXT)
if status != FB.GL_FRAMEBUFFER_COMPLETE_EXT:
print "Error in framebuffer activation"
return
GL.glBindTexture(GL.GL_TEXTURE_2D, 0) #unbind that name to the target
GL.glDisable(GL.GL_TEXTURE_2D)
return frameBuffer, texture, depthBuffer
def unbindAsRenderTarget(self):
"""Restores the frame buffer and render buffer which were saved via a
prior call to :meth:`bindAsRenderTarget`.
"""
if self.__oldFrameBuffer is None:
raise RuntimeError('RenderTexture FBO{} has not been '
'bound'.format(self.__frameBuffer))
log.debug('Restoring render target to FBO%s (from FBO%s)',
self.__oldFrameBuffer, self.__frameBuffer)
glfbo.glBindFramebufferEXT(glfbo.GL_FRAMEBUFFER_EXT,
self.__oldFrameBuffer)
if self.__renderBuffer is not None:
glfbo.glBindRenderbufferEXT(glfbo.GL_RENDERBUFFER_EXT,
self.__oldRenderBuffer)
self.__oldFrameBuffer = None
self.__oldRenderBuffer = None
def __init__(self, width, height, drawFunc):
tex = GL.glGenTextures(1)
GL.glBindTexture(GL.GL_TEXTURE_2D, tex)
GL.glTexParameter(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_NEAREST)
GL.glTexParameter(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, GL.GL_NEAREST)
GL.glTexImage2D(GL.GL_TEXTURE_2D, 0, GL.GL_RGBA8, width, height, 0, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, None)
self.enabled = False
self._texID = tex
if FBO.glGenFramebuffersEXT:
buf = FBO.glGenFramebuffersEXT(1)
FBO.glBindFramebufferEXT(FBO.GL_FRAMEBUFFER_EXT, buf)
depthbuffer = FBO.glGenRenderbuffersEXT(1)
FBO.glBindRenderbufferEXT(FBO.GL_RENDERBUFFER_EXT, depthbuffer)
FBO.glRenderbufferStorageEXT(FBO.GL_RENDERBUFFER_EXT, GL.GL_DEPTH_COMPONENT, width, height)
FBO.glFramebufferRenderbufferEXT(FBO.GL_FRAMEBUFFER_EXT, FBO.GL_DEPTH_ATTACHMENT_EXT, FBO.GL_RENDERBUFFER_EXT, depthbuffer)
FBO.glFramebufferTexture2DEXT(FBO.GL_FRAMEBUFFER_EXT, FBO.GL_COLOR_ATTACHMENT0_EXT, GL.GL_TEXTURE_2D, tex, 0)
status = FBO.glCheckFramebufferStatusEXT(FBO.GL_FRAMEBUFFER_EXT)
if status != FBO.GL_FRAMEBUFFER_COMPLETE_EXT:
print "glCheckFramebufferStatusEXT", status
self.enabled = False
return
FBO.glBindFramebufferEXT(FBO.GL_FRAMEBUFFER_EXT, buf)
GL.glPushAttrib(GL.GL_VIEWPORT_BIT)
GL.glViewport(0, 0, width, height)
drawFunc()
GL.glPopAttrib()
FBO.glBindFramebufferEXT(FBO.GL_FRAMEBUFFER_EXT, 0)
FBO.glDeleteFramebuffersEXT(1, [buf])
FBO.glDeleteRenderbuffersEXT(1, [depthbuffer])
self.enabled = True
def flip():
global frameTexture
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, 0)
#before flipping need to copy the renderBuffer to the frameBuffer
GL.glEnable(GL.GL_TEXTURE_2D)
GL.glBindTexture(GL.GL_TEXTURE_2D, frameTexture)
GL.glBegin(GL.GL_QUADS)
GL.glTexCoord2f(0.0, 0.0)
GL.glVertex2f(-1.0, -1.0)
GL.glTexCoord2f(0.0, 1.0)
GL.glVertex2f(-1.0, 1.0)
GL.glTexCoord2f(1.0, 1.0)
GL.glVertex2f(1.0, 1.0)
GL.glTexCoord2f(1.0, 0.0)
GL.glVertex2f(1.0, -1.0)
GL.glEnd()
# GL.glBindTexture(GL.GL_TEXTURE_2D, 0)
pygame.display.flip()
GL.glDisable(GL.GL_TEXTURE_2D)
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, frameBuffer)
def __init__(self, width, height, drawFunc):
tex = GL.glGenTextures(1)
GL.glBindTexture(GL.GL_TEXTURE_2D, tex)
GL.glTexParameter(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_NEAREST)
GL.glTexParameter(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, GL.GL_NEAREST)
GL.glTexImage2D(GL.GL_TEXTURE_2D, 0, GL.GL_RGBA8, width, height, 0, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, None)
self.enabled = False
self._texID = tex
if bool(FBO.glGenFramebuffersEXT):
buf = FBO.glGenFramebuffersEXT(1)
depthbuffer = FBO.glGenRenderbuffersEXT(1)
FBO.glBindFramebufferEXT(FBO.GL_FRAMEBUFFER_EXT, buf)
FBO.glBindRenderbufferEXT(FBO.GL_RENDERBUFFER_EXT, depthbuffer)
FBO.glRenderbufferStorageEXT(FBO.GL_RENDERBUFFER_EXT, GL.GL_DEPTH_COMPONENT, width, height)
FBO.glFramebufferRenderbufferEXT(FBO.GL_FRAMEBUFFER_EXT, FBO.GL_DEPTH_ATTACHMENT_EXT, FBO.GL_RENDERBUFFER_EXT, depthbuffer)
FBO.glFramebufferTexture2DEXT(FBO.GL_FRAMEBUFFER_EXT, FBO.GL_COLOR_ATTACHMENT0_EXT, GL.GL_TEXTURE_2D, tex, 0)
status = FBO.glCheckFramebufferStatusEXT(FBO.GL_FRAMEBUFFER_EXT)
if status != FBO.GL_FRAMEBUFFER_COMPLETE_EXT:
print "glCheckFramebufferStatusEXT", status
self.enabled = False
return
FBO.glBindFramebufferEXT(FBO.GL_FRAMEBUFFER_EXT, buf)
with gl.glPushAttrib(GL.GL_VIEWPORT_BIT):
GL.glViewport(0, 0, width, height)
drawFunc()
FBO.glBindFramebufferEXT(FBO.GL_FRAMEBUFFER_EXT, 0)
FBO.glDeleteFramebuffersEXT(1, [buf])
FBO.glDeleteRenderbuffersEXT(1, [depthbuffer])
self.enabled = True
else:
GL.glReadBuffer(GL.GL_BACK)
if bool(window_pos.glWindowPos2dARB):
pixels = GL.glReadPixels(0, 0, width, height, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE)
GL.glPushAttrib(GL.GL_VIEWPORT_BIT | GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT | GL.GL_STENCIL_TEST | GL.GL_STENCIL_BUFFER_BIT)
GL.glDisable(GL.GL_STENCIL_TEST)
GL.glViewport(0, 0, width, height)
GL.glScissor(0, 0, width, height)
with gl.glEnable(GL.GL_SCISSOR_TEST):
drawFunc()
GL.glBindTexture(GL.GL_TEXTURE_2D, tex)
GL.glReadBuffer(GL.GL_BACK)
GL.glCopyTexSubImage2D(GL.GL_TEXTURE_2D, 0, 0, 0, 0, 0, width, height)
if bool(window_pos.glWindowPos2dARB):
window_pos.glWindowPos2dARB(0,0)
GL.glDrawPixels(width, height, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, pixels)
GL.glPopAttrib()
def createFBO(size):
""" Offscreen rendering
"""
w = size[0]
h = size[1]
# Setup framebuffer
frameBuffer = FB.glGenFramebuffersEXT(1)
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, frameBuffer)
# Setup depthbuffer
depthBuffer = FB.glGenRenderbuffersEXT(1)
FB.glBindRenderbufferEXT (FB.GL_RENDERBUFFER_EXT,depthBuffer)
FB.glRenderbufferStorageEXT (FB.GL_RENDERBUFFER_EXT, GL.GL_DEPTH_COMPONENT, w, h)
# Create texture to render to
GL.glEnable(GL.GL_TEXTURE_2D)
texture = GL.glGenTextures (1)
GL.glBindTexture (GL.GL_TEXTURE_2D, texture)
GL.glTexParameteri (GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, GL.GL_LINEAR)
GL.glTexParameteri (GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_LINEAR)
GL.glTexImage2D (GL.GL_TEXTURE_2D, 0, GL.GL_RGBA32F_ARB, w, h, 0,
GL.GL_RGBA, GL.GL_FLOAT, None)
#attach texture to the frame buffer
FB.glFramebufferTexture2DEXT (FB.GL_FRAMEBUFFER_EXT, GL.GL_COLOR_ATTACHMENT0_EXT,
GL.GL_TEXTURE_2D, texture, 0);
FB.glFramebufferRenderbufferEXT(FB.GL_FRAMEBUFFER_EXT, GL.GL_DEPTH_ATTACHMENT_EXT,
FB.GL_RENDERBUFFER_EXT, depthBuffer);
status = FB.glCheckFramebufferStatusEXT (FB.GL_FRAMEBUFFER_EXT);
if status != FB.GL_FRAMEBUFFER_COMPLETE_EXT:
print "Error in framebuffer activation"
return
GL.glBindTexture(GL.GL_TEXTURE_2D, 0)#unbind that name to the target
GL.glDisable(GL.GL_TEXTURE_2D)
return frameBuffer, texture, depthBuffer
def main(path=None):
glutInit(sys.argv)
if sys.platform == 'darwin':
if not path:
path = dialog()
if not path:
sys.exit(0)
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE)
glutInitWindowPosition(0, 0)
glutInitWindowSize(730, 650)
win = glutCreateWindow(b'MIDI Player')
(width, height, img) = read_image('mixer.ppm')
glPixelStorei(GL_UNPACK_ALIGNMENT, 1)
rbo = c_uint(int(glGenRenderbuffersEXT(1)))
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, rbo)
glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_RGB, width, height)
fbo = c_uint(int(glGenFramebuffersEXT(1)))
glBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, fbo)
glFramebufferRenderbufferEXT(GL_READ_FRAMEBUFFER_EXT,
GL_COLOR_ATTACHMENT0_EXT,
GL_RENDERBUFFER_EXT, rbo)
glBindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, fbo)
glClear(GL_COLOR_BUFFER_BIT)
glDrawPixels(width, height, GL_RGB, GL_UNSIGNED_BYTE, img)
glBindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, 0)
player = Player(win, path, width, height)
glutDisplayFunc(player.display_func)
glutKeyboardFunc(player.keyboard_func)
glutMouseFunc(player.mouse_func)
glutMotionFunc(player.motion_func)
glutIdleFunc(player.process_events)
submenus = []
for instrument in range(128):
if instrument % 8 == 0:
submenus.append([families[instrument // 8],
glutCreateMenu(player.change_instrument)])
glutAddMenuEntry(instruments[instrument].encode('ascii'), instrument)
glutCreateMenu(player.change_instrument)
for family, submenu in submenus:
glutAddSubMenu(family.encode('ascii'), submenu)
glutAttachMenu(GLUT_RIGHT_BUTTON)
glutMainLoop()
def flip(self, clearBuffer=True):
"""Flip the front and back buffers after drawing everything for your frame.
(This replaces the win.update() method, better reflecting what is happening underneath).
win.flip(clearBuffer=True)#results in a clear screen after flipping
win.flip(clearBuffer=False)#the screen is not cleared (so represent the previous screen)
"""
for thisStim in self._toDraw:
thisStim.draw()
if haveFB:
#need blit the frambuffer object to the actual back buffer
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, 0)#unbind the framebuffer as the render target
#before flipping need to copy the renderBuffer to the frameBuffer
'''
GL.glActiveTexture(GL.GL_TEXTURE0)
GL.glEnable(GL.GL_TEXTURE_2D)
GL.glBindTexture(GL.GL_TEXTURE_2D, self.frameTexture)
GL.glBegin( GL.GL_QUADS )
GL.glTexCoord2f( 0.0, 0.0 ) ; GL.glVertex2f( -1.0,-1.0 )
GL.glTexCoord2f( 0.0, 1.0 ) ; GL.glVertex2f( -1.0,1.0 )
GL.glTexCoord2f( 1.0, 1.0 ) ; GL.glVertex2f( 1.0,1.0 )
GL.glTexCoord2f( 1.0, 0.0 ) ; GL.glVertex2f( 1.0,-1.0 )
GL.glEnd()
'''
GL.glActiveTexture(GL.GL_TEXTURE0)
GL.glEnable(GL.GL_TEXTURE_2D)
GL.glBindTexture(GL.GL_TEXTURE_2D, self.frameTexture)
GL.glBegin( GL.GL_QUADS )
GL.glTexCoord2f( 0.0, 0.0 ) ; GL.glVertex3f( -1.0,-1.0, 0.0 )
GL.glTexCoord2f( 0.0, 1.0 ) ; GL.glVertex3f( -1.0,1.0, 0.0 )
GL.glTexCoord2f( 1.0, 1.0 ) ; GL.glVertex3f( 1.0,1.0, 0.0 )
GL.glTexCoord2f( 1.0, 0.0 ) ; GL.glVertex3f( 1.0,-1.0, 0.0 )
GL.glEnd()
if self.winType =="pyglet":
#make sure this is current context
self.winHandle.switch_to()
GL.glTranslatef(0.0,0.0,-5.0)
for dispatcher in self._eventDispatchers:
dispatcher._dispatch_events()
self.winHandle.dispatch_events()#this might need to be done even more often than once per frame?
#pyglet.media.dispatch_events()#for sounds to be processed
self.winHandle.flip()
#self.winHandle.clear()
GL.glLoadIdentity()
#rescale/reposition view of the window
if self.viewScale != None:
GL.glMatrixMode(GL.GL_PROJECTION)
GL.glLoadIdentity()
GL.glOrtho(-1,1,-1,1,-1,1)
GL.glScalef(self.viewScale[0], self.viewScale[1], 1)
if self.viewPos != None:
GL.glMatrixMode(GL.GL_MODELVIEW)
# GL.glLoadIdentity()
if self.viewScale==None: scale=[1,1]
else: scale=self.viewScale
norm_rf_pos_x = self.viewPos[0]/scale[0]
norm_rf_pos_y = self.viewPos[1]/scale[1]
GL.glTranslatef( norm_rf_pos_x, norm_rf_pos_y, 0.0)
if self.viewOri != None:
GL.glRotatef( self.viewOri, 0.0, 0.0, 0.0)
if haveFB:
#set rendering back to the framebuffer object
FB.glBindFramebufferEXT(FB.GL_FRAMEBUFFER_EXT, self.frameBuffer)
#reset returned buffer for next frame
if clearBuffer: GL.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT)
else: GL.glClear(GL.GL_DEPTH_BUFFER_BIT)#always clear the depth bit
self._defDepth=0.0#gets gradually updated through frame
#waitBlanking
if self.waitBlanking:
GL.glBegin(GL.GL_POINTS)
GL.glColor4f(0,0,0,0)
if sys.platform=='win32' and self.glVendor.startswith('ati'):
pass
else:
GL.glVertex2i(10,10)#this corrupts text rendering on win with some ATI cards :-(
GL.glEnd()
GL.glFlush()
#get timestamp
now = logging.defaultClock.getTime()
if self.recordFrameIntervals:
self.frames +=1
deltaT = now - self.lastFrameT
self.lastFrameT=now
if self.recordFrameIntervalsJustTurnedOn: #don't do anything
self.recordFrameIntervalsJustTurnedOn = False
else: #past the first frame since turned on
self.frameIntervals.append(deltaT)
if deltaT > self._refreshThreshold:
self.nDroppedFrames+=1
if self.nDroppedFrames<reportNDroppedFrames:
logging.warning('t of last frame was %.2fms (=1/%i)' %(deltaT*1000, 1/deltaT), t=now)
elif self.nDroppedFrames==reportNDroppedFrames:
logging.warning("Multiple dropped frames have occurred - I'll stop bothering you about them!")
#log events
for logEntry in self._toLog:
#{'msg':msg,'level':level,'obj':copy.copy(obj)}
logging.log(msg=logEntry['msg'], level=logEntry['level'], t=now, obj=logEntry['obj'])
self._toLog = []
# If self.waitBlanking is True, then return the time that
# GL.glFinish() returned, set as the 'now' variable. Otherwise
# return None as before
#
if self.waitBlanking is True:
return now
def release(self):
if self.push_viewport:
glPopAttrib()
HardwareFbo.fbo_stack.pop()
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, HardwareFbo.fbo_stack[-1])
super(HardwareFbo, self).release()
def release(self):
if self.push_viewport:
glPopAttrib()
HardwareFbo.fbo_stack.pop()
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, HardwareFbo.fbo_stack[-1])
super(HardwareFbo, self).release()
