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@iandol
Created December 1, 2016 02:11
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Standard ZaphodHead setup, always sync errors. PTB 3.0.13; Ubuntu 16.10;
>> Screen('Preference', 'Verbosity', 8);
>> VBLSyncTest
ans =
0
RandR: 1024x768 (0x228) 65.0MHz
h: width 1024 start 1048 end 1184 total 1344 skew 0
v: height 768 start 771 end 777 total 806
PTB-INFO: This is Psychtoolbox-3 for GNU/Linux X11, under Matlab 64-Bit (Version 3.0.13 - Build date: Oct 12 2016).
PTB-INFO: Support status on this operating system release: Linux 4.8.0-27-generic Supported.
PTB-INFO: Type 'PsychtoolboxVersion' for more detailed version information.
PTB-INFO: Most parts of the Psychtoolbox distribution are licensed to you under terms of the MIT License, with
PTB-INFO: some restrictions. See file 'License.txt' in the Psychtoolbox root folder for the exact licensing conditions.
PTB-DEBUG: Checking PCI device [Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 DMI2] with class x00060000 ...
PTB-DEBUG: Checking PCI device [Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCI Express Root Port 1] with class x00060400 ...
PTB-DEBUG: Checking PCI device [Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCI Express Root Port 1] with class x00060400 ...
PTB-DEBUG: Checking PCI device [Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCI Express Root Port 2] with class x00060400 ...
PTB-DEBUG: Checking PCI device [Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCI Express Root Port 3] with class x00060400 ...
PTB-DEBUG: Checking PCI device [Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCI Express Root Port 3] with class x00060400 ...
PTB-DEBUG: Checking PCI device [Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCI Express Root Port 3] with class x00060400 ...
PTB-DEBUG: Checking PCI device [Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCI Express Root Port 3] with class x00060400 ...
PTB-DEBUG: Checking PCI device [Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 Address Map, VTd_Misc, System Management] with class x00088000 ...
PTB-DEBUG: Checking PCI device [Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 Hot Plug] with class x00088000 ...
PTB-DEBUG: Checking PCI device [Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 RAS, Control Status and Global Errors] with class x00088000 ...
PTB-DEBUG: Checking PCI device [Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 I/O APIC] with class x00080020 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C610/X99 series chipset SPSR] with class x00ff0000 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C610/X99 series chipset sSATA Controller [AHCI mode]] with class x00010601 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C610/X99 series chipset USB xHCI Host Controller] with class x000c0330 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C610/X99 series chipset MEI Controller #1] with class x00078000 ...
PTB-DEBUG: Checking PCI device [Intel Corporation Ethernet Connection I217-LM] with class x00020000 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C610/X99 series chipset USB Enhanced Host Controller #2] with class x000c0320 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C610/X99 series chipset HD Audio Controller] with class x00040300 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C610/X99 series chipset PCI Express Root Port #1] with class x00060400 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C610/X99 series chipset PCI Express Root Port #2] with class x00060400 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C610/X99 series chipset PCI Express Root Port #3] with class x00060400 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C610/X99 series chipset PCI Express Root Port #5] with class x00060400 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C610/X99 series chipset USB Enhanced Host Controller #1] with class x000c0320 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C610/X99 series chipset LPC Controller] with class x00060100 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C600/X79 series chipset SATA RAID Controller] with class x00010400 ...
PTB-DEBUG: Checking PCI device [Intel Corporation C610/X99 series chipset SMBus Controller] with class x000c0500 ...
PTB-DEBUG: Checking PCI device [NVIDIA Corporation GM107GL [Quadro K2200]] with class x00030000 ...
PTB-INFO: NVIDIA Corporation - GM107GL [Quadro K2200] GPU found. Trying to establish low-level access...
PTB-DEBUG: Mapping GPU BAR address 0xf6000000 ...
PTB-DEBUG: Mapping 0x1000000 bytes...
PTB-INFO: Connected to NVidia GM107GL [Quadro K2200] GPU of NV-110 family with 4 display heads. Beamposition timestamping enabled.
PTB-INFO: Using old-style override-redirect setup path for onscreen window creation.
PTB-INFO: GLX Visual info depths is 24 bits
PTB-INFO: Not running on Mesa graphics library.
PTB-INFO: Using GLEW version 1.11.0 for automatic detection of OpenGL extensions...
PTB-DEBUG: PPM file magic is P6
-> Ok
# CREATOR: GIMP PNM Filter Version 1.1
PTB-DEBUG: Recognized splash image of 656 x 304 pixels, maxlevel 255. Loading...
OpenGL-Vendor / renderer / version are: NVIDIA Corporation - Quadro K2200/PCIe/SSE2 - 4.5.0 NVIDIA 367.57
OpenGL-Extensions are: GL_AMD_multi_draw_indirect GL_AMD_seamless_cubemap_per_texture GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_bindless_texture GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_cl_event GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_color_buffer_float GL_ARB_compatibility GL_ARB_compressed_texture_pixel_storage GL_ARB_conservative_depth GL_ARB_compute_shader GL_ARB_compute_variable_group_size GL_ARB_conditional_render_inverted GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_depth_texture GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_draw_elements_base_vertex GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_ES2_compatibility GL_ARB_ES3_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_program GL_ARB_fragment_program_shadow GL_ARB_fragment_shader GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_geometry_shader4 GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_imaging GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_multisample GL_ARB_multitexture GL_ARB_occlusion_query GL_ARB_occlusion_query2 GL_ARB_parallel_shader_compile GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_parameters GL_ARB_point_sprite GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shading_language_100 GL_ARB_shading_language_420pack GL_ARB_shading_language_include GL_ARB_shading_language_packing GL_ARB_shadow GL_ARB_sparse_buffer GL_ARB_sparse_texture GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_border_clamp GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map GL_ARB_texture_cube_map_array GL_ARB_texture_env_add GL_ARB_texture_env_combine GL_ARB_texture_env_crossbar GL_ARB_texture_env_dot3 GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_mirrored_repeat GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_transpose_matrix GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_program GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ARB_window_pos GL_ATI_draw_buffers GL_ATI_texture_float GL_ATI_texture_mirror_once GL_S3_s3tc GL_EXT_texture_env_add GL_EXT_abgr GL_EXT_bgra GL_EXT_bindable_uniform GL_EXT_blend_color GL_EXT_blend_equation_separate GL_EXT_blend_func_separate GL_EXT_blend_minmax GL_EXT_blend_subtract GL_EXT_compiled_vertex_array GL_EXT_Cg_shader GL_EXT_depth_bounds_test GL_EXT_direct_state_access GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_draw_range_elements GL_EXT_fog_coord GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXTX_framebuffer_mixed_formats GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_geometry_shader4 GL_EXT_gpu_program_parameters GL_EXT_gpu_shader4 GL_EXT_multi_draw_arrays GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_packed_pixels GL_EXT_pixel_buffer_object GL_EXT_point_parameters GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_rescale_normal GL_EXT_secondary_color GL_EXT_separate_shader_objects GL_EXT_separate_specular_color GL_EXT_shader_image_load_formatted GL_EXT_shader_image_load_store GL_EXT_shader_integer_mix GL_EXT_shadow_funcs GL_EXT_stencil_two_side GL_EXT_stencil_wrap GL_EXT_texture3D GL_EXT_texture_array GL_EXT_texture_buffer_object GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_latc GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_cube_map GL_EXT_texture_edge_clamp GL_EXT_texture_env_combine GL_EXT_texture_env_dot3 GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_lod GL_EXT_texture_lod_bias GL_EXT_texture_mirror_clamp GL_EXT_texture_object GL_EXT_texture_shared_exponent GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_storage GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback2 GL_EXT_vertex_array GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_EXT_x11_sync_object GL_EXT_import_sync_object GL_NV_robustness_video_memory_purge GL_IBM_rasterpos_clip GL_IBM_texture_mirrored_repeat GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KTX_buffer_region GL_NV_bindless_multi_draw_indirect GL_NV_bindless_multi_draw_indirect_count GL_NV_bindless_texture GL_NV_blend_equation_advanced GL_NV_blend_equation_advanced_coherent GL_NV_blend_square GL_NV_command_list GL_NV_compute_program5 GL_NV_conditional_render GL_NV_copy_depth_to_color GL_NV_copy_image GL_NV_deep_texture3D GL_NV_depth_buffer_float GL_NV_depth_clamp GL_NV_draw_texture GL_NV_draw_vulkan_image GL_NV_ES1_1_compatibility GL_NV_ES3_1_compatibility GL_NV_explicit_multisample GL_NV_fence GL_NV_float_buffer GL_NV_fog_distance GL_NV_fragment_program GL_NV_fragment_program_option GL_NV_fragment_program2 GL_NV_framebuffer_multisample_coverage GL_NV_geometry_shader4 GL_NV_gpu_program4 GL_NV_internalformat_sample_query GL_NV_gpu_program4_1 GL_NV_gpu_program5 GL_NV_gpu_program5_mem_extended GL_NV_gpu_program_fp64 GL_NV_gpu_shader5 GL_NV_half_float GL_NV_light_max_exponent GL_NV_multisample_coverage GL_NV_multisample_filter_hint GL_NV_occlusion_query GL_NV_packed_depth_stencil GL_NV_parameter_buffer_object GL_NV_parameter_buffer_object2 GL_NV_path_rendering GL_NV_pixel_data_range GL_NV_point_sprite GL_NV_primitive_restart GL_NV_register_combiners GL_NV_register_combiners2 GL_NV_shader_atomic_counters GL_NV_shader_atomic_float GL_NV_shader_atomic_int64 GL_NV_shader_buffer_load GL_NV_shader_storage_buffer_object GL_NV_texgen_reflection GL_NV_texture_barrier GL_NV_texture_compression_vtc GL_NV_texture_env_combine4 GL_NV_texture_multisample GL_NV_texture_rectangle GL_NV_texture_shader GL_NV_texture_shader2 GL_NV_texture_shader3 GL_NV_transform_feedback GL_NV_transform_feedback2 GL_NV_uniform_buffer_unified_memory GL_NV_vdpau_interop GL_NV_vertex_array_range GL_NV_vertex_array_range2 GL_NV_vertex_attrib_integer_64bit GL_NV_vertex_buffer_unified_memory GL_NV_vertex_program GL_NV_vertex_program1_1 GL_NV_vertex_program2 GL_NV_vertex_program2_option GL_NV_vertex_program3 GL_NVX_conditional_render GL_NVX_gpu_memory_info GL_NVX_nvenc_interop GL_NV_shader_thread_group GL_NV_shader_thread_shuffle GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_SGIS_generate_mipmap GL_SGIS_texture_lod GL_SGIX_depth_texture GL_SGIX_shadow GL_SUN_slice_accum
PTB-DEBUG: Interrogating Low-level renderer capabilities for onscreen window with handle 10:
Indicator variables: FBO's 1, ATI_texture_float 1, ARB_texture_float 1, Vendor NVIDIA Corporation, Renderer Quadro K2200/PCIe/SSE2.
Indicator variables: maxcolorattachments = 8, maxrectangletexturesize = 16384, maxnativealuinstructions = 65536.
GPU supports non-power-of-two textures.
Basic framebuffer objects with rectangle texture rendertargets supported --> RGBA8 rendertargets with blending.
Framebuffer objects support fast blitting between each other.
Framebuffer objects support anti-aliasing via multisampling.
Framebuffer objects support single-pass multisample resolve blits and image rescaling.
Hardware supports floating point textures of 16bpc and 32bpc float format.
Assuming NV30 core or later...
Assuming NV40 core or later (maxcolattachments=8): Hardware supports floating point blending and filtering on 16bpc float format.
Hardware also supports floating point framebuffers of 16bpc and 32bpc float format.
Hardware supports full 32 bit floating point precision shading.
Assuming G80 core or later (maxtexsize=16384): Hardware supports full floating point blending and filtering on 16bpc and 32bpc float format.
Assuming hardware supports native OpenGL primitive smoothing (points, lines).
PTB-Info: Running on 'The X.Org Foundation' XServer, Vendor release 11804000.
OML_sync_control indicators: glXGetSyncValuesOML=(nil) , glXWaitForMscOML=(nil), glXWaitForSbcOML=(nil), glXSwapBuffersMscOML=(nil)
OML_sync_control indicators: glxewIsSupported() says 0.
No support for OpenML OML_sync_control extension.
System supports backbuffer age queries.
PTB-DEBUG: Interrogation done.
RandR: 1024x768 (0x228) 65.0MHz
h: width 1024 start 1048 end 1184 total 1344 skew 0
v: height 768 start 771 end 777 total 806
RandR: 1024x768 (0x228) 65.0MHz
h: width 1024 start 1048 end 1184 total 1344 skew 0
v: height 768 start 771 end 777 total 806
PTB-DEBUG: glClear splash image top-left reference pixel: 255 255 255
PTB-INFO: Threshold Settings for successfull video refresh calibration are: maxStdDev = 0.200000 msecs, maxDeviation = 10.000000 %, minSamples = 50, maxDuration = 5.000000 secs.
PTB-WARNING: Couldn't determine end-line of vertical blanking interval for your display! Trouble with beamposition queries?!?
PTB-WARNING: Detected end-line is 1124, which is either lower or more than 1.250000 times higher than vbl startline 768 --> Out of sane range!
PTB-DEBUG: Output of all acquired samples of calibration run follows:
PTB-DEBUG: Sample 0: 0.000000
PTB-DEBUG: Sample 1: 0.016661
PTB-DEBUG: Sample 2: 0.016669
PTB-DEBUG: Sample 3: 0.016665
PTB-DEBUG: Sample 4: 0.016667
PTB-DEBUG: Sample 5: 0.016662
PTB-DEBUG: Sample 6: 0.016665
PTB-DEBUG: Sample 7: 0.016670
PTB-DEBUG: Sample 8: 0.016664
PTB-DEBUG: Sample 9: 0.016663
PTB-DEBUG: Sample 10: 0.016666
PTB-DEBUG: Sample 11: 0.016670
PTB-DEBUG: Sample 12: 0.016659
PTB-DEBUG: Sample 13: 0.016673
PTB-DEBUG: Sample 14: 0.016666
PTB-DEBUG: Sample 15: 0.016664
PTB-DEBUG: Sample 16: 0.016660
PTB-DEBUG: Sample 17: 0.016674
PTB-DEBUG: Sample 18: 0.016662
PTB-DEBUG: Sample 19: 0.016666
PTB-DEBUG: Sample 20: 0.016661
PTB-DEBUG: Sample 21: 0.016664
PTB-DEBUG: Sample 22: 0.016670
PTB-DEBUG: Sample 23: 0.016669
PTB-DEBUG: Sample 24: 0.016663
PTB-DEBUG: Sample 25: 0.016666
PTB-DEBUG: Sample 26: 0.016662
PTB-DEBUG: Sample 27: 0.016670
PTB-DEBUG: Sample 28: 0.016663
PTB-DEBUG: Sample 29: 0.016665
PTB-DEBUG: Sample 30: 0.016669
PTB-DEBUG: Sample 31: 0.016661
PTB-DEBUG: Sample 32: 0.016674
PTB-DEBUG: Sample 33: 0.016657
PTB-DEBUG: Sample 34: 0.016668
PTB-DEBUG: Sample 35: 0.016665
PTB-DEBUG: Sample 36: 0.016673
PTB-DEBUG: Sample 37: 0.016660
PTB-DEBUG: Sample 38: 0.016666
PTB-DEBUG: Sample 39: 0.016665
PTB-DEBUG: Sample 40: 0.016662
PTB-DEBUG: Sample 41: 0.016670
PTB-DEBUG: Sample 42: 0.016664
PTB-DEBUG: Sample 43: 0.016668
PTB-DEBUG: Sample 44: 0.016666
PTB-DEBUG: Sample 45: 0.016664
PTB-DEBUG: Sample 46: 0.016666
PTB-DEBUG: Sample 47: 0.016662
PTB-DEBUG: Sample 48: 0.016667
PTB-DEBUG: Sample 49: 0.016667
PTB-DEBUG: Sample 50: 0.016670
PTB-DEBUG: End of calibration data for this run...
PTB-INFO: OpenGL-Renderer is NVIDIA Corporation :: Quadro K2200/PCIe/SSE2 :: 4.5.0 NVIDIA 367.57
PTB-INFO: VBL startline = 768 , VBL Endline = 1124
PTB-INFO: Beamposition queries unsupported or defective on this system. Using basic timestamping as fallback: Timestamps returned by Screen('Flip') will be less robust and accurate.
PTB-INFO: Measured monitor refresh interval from VBLsync = 16.665659 ms [60.003628 Hz]. (50 valid samples taken, stddev=0.003927 ms.)
PTB-INFO: Reported monitor refresh interval from operating system = 16.665834 ms [60.002998 Hz].
PTB-INFO: Small deviations between reported values are normal and no reason to worry.
----- ! PTB - WARNING: SYNCHRONIZATION TROUBLE ! ----
One or more internal checks (see Warnings above) indicate that
queries of rasterbeam position are not properly working for your setup.
Psychtoolbox will work around this by using a different timing algorithm,
but it will cause Screen('Flip') to report less accurate/robust timestamps
for stimulus timing.
Read 'help BeampositionQueries' for more info and troubleshooting tips.
PTB-INFO: Support for fast OffscreenWindows enabled.
RandR: 1024x768 (0x228) 65.0MHz
h: width 1024 start 1048 end 1184 total 1344 skew 0
v: height 768 start 771 end 777 total 806
The refresh interval reported by the operating system is 16.66667 ms.
PTB-DEBUG: DrawText: Trying to load external text renderer plugin from following file: [ /home/aristotle/Code/Psychtoolbox-3/Psychtoolbox/PsychBasic/PsychPlugins/libptbdrawtext_ftgl.so.1 ]
PTB-WARNING: DrawText: Failed to load external drawtext plugin [/home/aristotle/Code/Psychtoolbox-3/Psychtoolbox/PsychBasic/PsychPlugins/libptbdrawtext_ftgl.so.1: wrong ELF class: ELFCLASS32]. Retrying under generic name [libptbdrawtext_ftgl.so.1].
PTB-DEBUG: DrawText: Trying to load external text renderer plugin from following file: [ /home/aristotle/Code/Psychtoolbox-3/Psychtoolbox/PsychBasic/PsychPlugins/libptbdrawtext_ftgl64.so.1 ]
RandR: 1024x768 (0x228) 65.0MHz
h: width 1024 start 1048 end 1184 total 1344 skew 0
v: height 768 start 771 end 777 total 806
Measured refresh interval, as reported by "GetFlipInterval" is 16.66566 ms. (nsamples = 0, stddev = 0.00000 ms)
ans =
1
PTB-DEBUG: In ScreenCloseAllWindows(): Destroying window 0
PTB-DEBUG: In PsychCleanupTextRenderer: Releasing text renderer plugin completely.
PTB-DEBUG:PsychOSCloseWindow: Closing with a final swapbuffers count of 0.
Hookchain 'CloseOnscreenWindowPostGLShutdown' : Slot 0: Id='Shutdown window callback into PsychJavaSwingCleanup().' : Runtime-Function : Evalstring= PsychJavaSwingCleanup;
PTB missed 0 out of 600 stimulus presentation deadlines.
One missed deadline is ok and an artifact of the measurement.
PTB completed 0 stimulus presentations before the requested target time.
Have a look at the plots for more details...
>>
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