def drawSingleStream(self):
"""Draw a single non-stereo stream"""
if self.left.bayer:
gpu.useProgram(self.bayerVideo)
else:
gpu.useProgram(self.rgbVideo)
glDisable(GL_BLEND)
self.left.draw()
def drawRedBlueStreams(self):
"""Red-blue stereo view of grayscale"""
if self.left.bayer or self.right.bayer:
gpu.useProgram(self.bayerAnaglyphVideo)
else:
gpu.useProgram(self.rgbAnaglyphVideo)
glDisable(GL_BLEND)
glColorMask(GL_TRUE, GL_FALSE, GL_FALSE, GL_FALSE)
self.left.draw()
glColorMask(GL_FALSE, GL_TRUE, GL_TRUE, GL_FALSE)
self.right.draw()
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE)
def drawBlendedStreams(self):
"""Stream pair each at 50% opacity"""
if self.left.bayer or self.right.bayer:
gpu.useProgram(self.bayerVideo)
else:
gpu.useProgram(self.rgbVideo)
if self.left.visible and self.right.visible:
opacity = 0.5
else:
opacity = 1.0
glEnable(GL_BLEND)
glBlendColor(1.0, 1.0, 1.0, opacity)
glBlendFunc(GL_CONSTANT_ALPHA, GL_ZERO)
self.left.draw()
glBlendColor(1.0, 1.0, 1.0, opacity)
glBlendFunc(GL_CONSTANT_ALPHA, GL_ONE)
self.right.draw()
def drawSideBySide(self):
"""Side by side view of stereo stream pair"""
if self.left.bayer or self.right.bayer:
gpu.useProgram(self.bayerVideo)
else:
gpu.useProgram(self.rgbVideo)
glDisable(GL_BLEND)
self.left.draw()
self.right.draw()
# Separator
gpu.useProgram(self.flatShader)
glEnableClientState(GL_COLOR_ARRAY)
glVertexPointer(2, GL_FLOAT, 0,
((0, -0.5),(0, 0.5)))
glColorPointer(3, GL_FLOAT, 0,
(self.bkColor, self.bkColor))
glDrawArrays(GL_LINES, 0, 2)
glDisableClientState(GL_COLOR_ARRAY)
