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object --+
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ClassWithParameters --+
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Core.Stimulus --+
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Gratings.LuminanceGratingCommon --+
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SphereGrating
Map 2D sinusoidal grating onto sphere.
Parameters
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bit_depth -- precision with which grating is calculated and sent to OpenGL (UnsignedInteger)
Inherited from VisionEgg.Gratings.LuminanceGratingCommon
Default: 8
check_texture_size -- (Boolean)
Default: True
contrast -- (Real)
Default: 1.0
grating_center_azimuth -- (Real)
Default: 0.0
grating_center_elevation -- (Real)
Default: 0.0
ignore_time -- (Boolean)
Default: False
lowpass_cutoff_cycles_per_texel -- helps prevent spatial aliasing (Real)
Default: 0.5
min_filter -- OpenGL filter enum (Integer)
Default: GL_LINEAR (9729)
num_samples -- (UnsignedInteger)
Default: 1024
on -- (Boolean)
Default: True
orientation -- (Real)
Default: 0.0
phase_at_t0 -- (Real)
Default: 0.0
radius -- (Real)
Default: 1.0
slices -- (UnsignedInteger)
Default: 30
spatial_freq_cpd -- (Real)
Default: 0.0277777777778
stacks -- (UnsignedInteger)
Default: 30
t0_time_sec_absolute -- (Real)
Default: (determined at runtime)
temporal_freq_hz -- (Real)
Default: 5.0
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parameters_and_defaults = {'on':(True, ve_types.Boolean), 'con
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| Method Details |
Instantiate and get ready to draw. Set parameter values and create anything needed to draw the stimulus including OpenGL state variables such display lists and texture objects.
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Redraw the scene on every frame.
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| Class Variable Details |
parameters_and_defaults
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