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object --+ | ClassWithParameters --+ | Core.Stimulus --+ | Gratings.LuminanceGratingCommon --+ | SphereGrating
Map 2D sinusoidal grating onto sphere. Parameters ========== 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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