This line:
loadPrcFileData('', 'window-type offscreen')
as well as the following:
base.win.makeTextureBuffer("buffer", 256, 256)
makes the Python interpreter crash.
With "gl-debug true" and "notify-level-glgsg debug" in Config.prc, the output is as follows:
:display:gsg:glgsg(debug): HAS EXT WGL_ARB_pixel_format 1
:display:gsg:glgsg(debug): HAS EXT WGL_ARB_multisample 0
:display:gsg:glgsg(debug): HAS EXT WGL_ARB_create_context 0
:display:gsg:glgsg(debug): GL_VENDOR = Intel
:display:gsg:glgsg(debug): GL_RENDERER = Intel(R) HD Graphics
:display:gsg:glgsg(debug): GL_VERSION = 2.1.0 - Build 8.15.10.2189
:display:gsg:glgsg(debug): GL_VERSION decoded to: 2.1
:display:gsg:glgsg(debug): GL_SHADING_LANGUAGE_VERSION = 1.20 - Intel Build 8.1
5.10.2189
:display:gsg:glgsg(debug): Detected GLSL version: 1.20
:display:gsg:glgsg(debug): Using compatibility profile
:display:gsg:glgsg(debug): GL Extensions:
GL_3DFX_texture_compression_FXT1 GL_ARB_color_buffer_float
GL_ARB_depth_buffer_float GL_ARB_depth_texture
GL_ARB_draw_buffers GL_ARB_draw_instanced
GL_ARB_fragment_program GL_ARB_fragment_shader
GL_ARB_framebuffer_sRGB GL_ARB_half_float_pixel
GL_ARB_half_float_vertex GL_ARB_multitexture
GL_ARB_occlusion_query GL_ARB_pixel_buffer_object
GL_ARB_point_parameters GL_ARB_point_sprite
GL_ARB_shader_objects GL_ARB_shading_language_100
GL_ARB_shadow GL_ARB_texture_border_clamp
GL_ARB_texture_compression GL_ARB_texture_compression_rgtc
GL_ARB_texture_cube_map 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_non_power_of_two GL_ARB_texture_rectangle
GL_ARB_texture_rg GL_ARB_transpose_matrix
GL_ARB_vertex_array_object GL_ARB_vertex_buffer_object
GL_ARB_vertex_program GL_ARB_vertex_shader
GL_ARB_window_pos GL_ATI_separate_stencil
GL_EXT_abgr GL_EXT_bgra
GL_EXT_blend_color GL_EXT_blend_equation_separate
GL_EXT_blend_func_separate GL_EXT_blend_minmax
GL_EXT_blend_subtract GL_EXT_clip_volume_hint
GL_EXT_compiled_vertex_array GL_EXT_draw_buffers2
GL_EXT_draw_range_elements GL_EXT_fog_coord
GL_EXT_framebuffer_blit GL_EXT_framebuffer_object
GL_EXT_multi_draw_arrays GL_EXT_packed_depth_stencil
GL_EXT_packed_float GL_EXT_packed_pixels
GL_EXT_rescale_normal GL_EXT_secondary_color
GL_EXT_separate_specular_color GL_EXT_shadow_funcs
GL_EXT_stencil_two_side GL_EXT_stencil_wrap
GL_EXT_texture3D GL_EXT_texture_compression_s3tc
GL_EXT_texture_edge_clamp GL_EXT_texture_env_add
GL_EXT_texture_env_combine GL_EXT_texture_filter_anisotropic
GL_EXT_texture_lod_bias GL_EXT_texture_rectangle
GL_EXT_texture_sRGB GL_EXT_texture_shared_exponent
GL_EXT_texture_swizzle GL_EXT_transform_feedback
GL_IBM_texture_mirrored_repeat GL_NV_blend_square
GL_NV_conditional_render GL_NV_texgen_reflection
GL_SGIS_generate_mipmap GL_SGIS_texture_edge_clamp
GL_SGIS_texture_lod GL_WIN_swap_hint
WGL_ARB_buffer_region WGL_ARB_extensions_string
WGL_ARB_framebuffer_sRGB WGL_ARB_make_current_read
WGL_ARB_pbuffer WGL_ARB_pixel_format
WGL_ARB_pixel_format_float WGL_EXT_depth_float
WGL_EXT_extensions_string WGL_EXT_swap_control
:display:gsg:glgsg(debug): HAS EXT GL_KHR_debug 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_debug_output 0
:display:gsg:glgsg(debug): gl-debug enabled, but NOT supported.
:display:gsg:glgsg(debug): HAS EXT GL_ARB_point_sprite 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_ES3_compatibility 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_texture_storage 0
:display:gsg:glgsg(debug): HAS EXT GL_EXT_texture_storage 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_clear_texture 0
:display:gsg:glgsg(debug): HAS EXT GL_EXT_texture_array 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_texture_cube_map 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_seamless_cube_map 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_texture_cube_map_array 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_texture_buffer_object 0
:display:gsg:glgsg(debug): HAS EXT GL_EXT_bgra 1
:display:gsg:glgsg(debug): HAS EXT GL_EXT_rescale_normal 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_vertex_array_bgra 0
:display:gsg:glgsg(debug): HAS EXT GL_EXT_vertex_array_bgra 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_vertex_type_10f_11f_11f_rev 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_multisample 0
:display:gsg:glgsg(debug): HAS EXT GL_SGIS_generate_mipmap 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_texture_non_power_of_two 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_framebuffer_object 0
:display:gsg:glgsg(debug): HAS EXT GL_EXT_packed_depth_stencil 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_shadow 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_fragment_program_shadow 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_texture_env_combine 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_texture_env_crossbar 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_texture_env_dot3 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_map_buffer_range 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_buffer_storage 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_vertex_array_object 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_tessellation_shader 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_geometry_shader4 0
:display:gsg:glgsg(debug): HAS EXT GL_EXT_geometry_shader4 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_vertex_program 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_fragment_program 1
:display:gsg:glgsg(debug): HAS EXT GL_NV_gpu_program5 0
:display:gsg:glgsg(debug): HAS EXT GL_NV_gpu_program4 0
:display:gsg:glgsg(debug): HAS EXT GL_NV_vertex_program3 0
:display:gsg:glgsg(debug): HAS EXT GL_NV_vertex_program2 0
:display:gsg:glgsg(debug): HAS EXT GL_NV_vertex_program1_1 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_compute_shader 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_vertex_attrib_64bit 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_uniform_buffer_object 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_instanced_arrays 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_draw_instanced 1
:display:gsg:glgsg(debug): HAS EXT GL_EXT_framebuffer_object 1
:display:gsg:glgsg(debug): HAS EXT GL_EXT_framebuffer_multisample 0
:display:gsg:glgsg(debug): HAS EXT GL_NV_framebuffer_multisample_coverage 0
:display:gsg:glgsg(debug): HAS EXT GL_EXT_framebuffer_blit 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_viewport_array 0
:display:gsg:glgsg(debug): Occlusion query counter provides 64 bits.
:display:gsg:glgsg(debug): HAS EXT GL_ARB_timer_query 0
:display:gsg:glgsg(debug): HAS EXT GL_SGIS_texture_edge_clamp 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_texture_border_clamp 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_texture_mirrored_repeat 0
:display:gsg:glgsg(debug): HAS EXT GL_EXT_texture_mirror_clamp 0
:display:gsg:glgsg(debug): max texture dimension = 4096, max 3d texture = 128, m
ax 2d texture array = 0, max cube map = 2048
:display:gsg:glgsg(debug): max_elements_vertices = 1024, max_elements_indices =
1024
:display:gsg:glgsg(debug): vertex buffer objects are supported.
:display:gsg:glgsg(debug): Supported compressed texture formats:
GL_COMPRESSED_RGB_S3TC_DXT1_EXT
GL_COMPRESSED_RGBA_S3TC_DXT3_EXT
GL_COMPRESSED_RGBA_S3TC_DXT5_EXT
GL_COMPRESSED_RGBA_S3TC_DXT1_EXT
GL_COMPRESSED_RGB_FXT1_3DFX
GL_COMPRESSED_RGBA_FXT1_3DFX
:display:gsg:glgsg(debug): HAS EXT GL_EXT_texture_filter_anisotropic 1
:display:gsg:glgsg(debug): HAS EXT GL_ARB_shader_image_load_store 0
:display:gsg:glgsg(debug): HAS EXT GL_EXT_shader_image_load_store 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_sampler_objects 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_multi_bind 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_internalformat_query2 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_bindless_texture 0
:display:gsg:glgsg(debug): HAS EXT GL_ARB_get_program_binary 0
:display:gsg:glgsg(debug): HAS EXT GL_EXT_stencil_wrap 1
:display:gsg:glgsg(debug): HAS EXT GL_EXT_stencil_two_side 1
:display:gsg:glgsg(debug): max lights = 16
:display:gsg:glgsg(debug): max clip planes = 6
:display:gsg:glgsg(debug): max texture stages = 8
:display:gsg:glgsg(debug): HAS EXT GL_NV_gpu_program5 0
:display:gsg:glgsg(debug): HAS EXT GL_NV_gpu_program4 0
:display:gsg:glgsg(debug): HAS EXT GL_NV_fragment_program2 0
:display:gsg:glgsg(debug): HAS EXT GL_NV_fragment_program 0
:display:gsg:glgsg(debug): Supported Cg profiles:
:display:gsg:glgsg(debug): arbvp1
:display:gsg:glgsg(debug): arbfp1
:display:gsg:glgsg(debug): glslv
:display:gsg:glgsg(debug): glslf
:display:gsg:glgsg(debug): Cg GLSL version = CG_GL_GLSL_120
:display:gsg:glgsg(debug): Cg latest vertex profile = arbvp1
:display:gsg:glgsg(debug): Cg latest fragment profile = arbfp1
:display:gsg:glgsg(debug): Cg latest geometry profile = unknown
:display:gsg:glgsg(debug): basic-shaders-only #f
:display:gsg:glgsg(debug): Cg active vertex profile = glslv
:display:gsg:glgsg(debug): Cg active fragment profile = glslf
:display:gsg:glgsg(debug): Cg active geometry profile = unknown
:display:gsg:glgsg(debug): shader model = 2.0
:display:gsg:glgsg(debug): HAS EXT WGL_EXT_swap_control 1
:display:gsg:glgsg(debug): HAS EXT WGL_ARB_pbuffer 1
:display:gsg:glgsg(debug): HAS EXT WGL_ARB_pixel_format 1
:display:gsg:glgsg(debug): HAS EXT WGL_ARB_multisample 0
:display:gsg:glgsg(debug): HAS EXT WGL_ARB_render_texture 0
:display:gsg:glgsg(debug): Creating depth stencil renderbuffer.
A workaround (at least for the base.win.makeTextureBuffer problem) is to do the buffer set-up differently, and either create a depth texture to attach to the depth slot, or request a 32-bit depth buffer, to prevent it from creating a depth-stencil renderbuffer. This seems to suggest a crash in the code that sets up a depth-stencil renderbuffer.
Also see this topic: https://www.panda3d.org/forums/viewtopic.php?f=4&t=18151.
Operating system: Windows 8.1 64-bit
Panda3D version: 1.10.0 dev. (Panda3D-SDK-1.10.0pre-9868d87.exe)
This bug affects me too. I found it while tried to setup tobspr pipeline:
https:/ /github. com/tobspr/ RenderPipeline/ blob/master/ data/default_ cubemap/ filter. py
Looks like it intel HD built-in graphics card specific. My is Intel HD 4600.