Zenn
Open4

C-WebGL: MesaのOpenGL ESをWindows上で使う

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コピーするDLL

libglapi.dll
libgallium_wgl.dll
libGLESv2.dll
libEGL.dll

の4つ(+ pdb)と、

dxil.dll

をコピーしてやる必要があった。

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dxil.dllが無いとクラッシュする

 	libgallium_wgl.dll!dxil_get_validator_version(dxil_validator * val=0x0000000000000000) Line 367	C++	Symbols loaded.
 	libgallium_wgl.dll!compile_nir(d3d12_context * ctx=0x000001b715b01010, d3d12_shader_selector * sel, d3d12_shader_key * key=0x0000000eed8fddc0, nir_shader * nir=0x000001b713573360) Line 177	C++	Symbols loaded.
 	libgallium_wgl.dll!select_shader_variant(d3d12_selection_context * sel_ctx=0x0000000eed8fe720, d3d12_shader_selector * sel=0x000001b7151345f0, d3d12_shader_selector * prev=0x0000000000000000, d3d12_shader_selector * next=0x0000000000000000) Line 1372	C++	Symbols loaded.
 	libgallium_wgl.dll!d3d12_create_shader_impl(d3d12_context * ctx=0x000001b715b01010, d3d12_shader_selector * sel=0x000001b7151345f0, nir_shader * nir=0x000001b713574c20, d3d12_shader_selector * prev=0x0000000000000000, d3d12_shader_selector * next=0x0000000000000000) Line 1533	C++	Symbols loaded.
 	libgallium_wgl.dll!d3d12_create_shader(d3d12_context * ctx=0x000001b715b01010, pipe_shader_type stage, const pipe_shader_state * shader) Line 1587	C++	Symbols loaded.
 	libgallium_wgl.dll!st_create_nir_shader(st_context * st, pipe_shader_state * state=0x0000000eed8fea20) Line 543	C	Symbols loaded.
 	libgallium_wgl.dll!st_create_common_variant(st_context * st=0x000001b71421d5b0, gl_program * prog=0x000001b715144ba0, const st_common_variant_key * key=0x0000000eed8feea8) Line 764	C	Symbols loaded.
 	libgallium_wgl.dll!st_get_common_variant(st_context * st=0x000001b71421d5b0, gl_program * prog=0x000001b715144ba0, const st_common_variant_key * key=0x0000000eed8feea8) Line 814	C	Symbols loaded.
 	[Inline Frame] libgallium_wgl.dll!st_precompile_shader_variant(st_context *) Line 1288	C	Symbols loaded.
 	libgallium_wgl.dll!st_finalize_program(st_context * st=0x000001b71421d5b0, gl_program * prog=0x000001b715144ba0) Line 1366	C	Symbols loaded.
 	libgallium_wgl.dll!st_link_nir(gl_context * ctx=0x000001b7141c4e80, gl_shader_program * shader_program) Line 956	C++	Symbols loaded.
 	libgallium_wgl.dll!st_link_shader(gl_context * ctx, gl_shader_program * prog=0x000001b7159e0d30) Line 108	C++	Symbols loaded.
 	libgallium_wgl.dll!_mesa_glsl_link_shader(gl_context * ctx=0x000001b7141c4e80, gl_shader_program * prog=0x000001b7159e0d30) Line 91	C++	Symbols loaded.
 	[Inline Frame] libgallium_wgl.dll!link_program(gl_context *) Line 1332	C	Symbols loaded.
 	libgallium_wgl.dll!link_program_error(gl_context * ctx=0x000001b7141c4e80, gl_shader_program * shProg=0x000001b7159e0d30) Line 1443	C	Symbols loaded.
>	test-imgui-win32.exe!cwgl_linkProgram(cwgl_ctx_s * ctx=0x000001b714211340, cwgl_Program_s * program=0x000001b715a375a0) Line 264	C	Symbols loaded.
 	test-imgui-win32.exe!ImGui_ImplCwgl_Init(cwgl_ctx_s * ctx=0x000001b714211340) Line 69	C++	Symbols loaded.
 	test-imgui-win32.exe!YFRM_ENTRYPOINT(int ac=0x00000001, char * * av=0x000001b710d26040) Line 40	C++	Symbols loaded.
 	test-imgui-win32.exe!SDL_main(int ac=0x00000001, char * * av=0x000001b710d26040) Line 8	C	Symbols loaded.
 	test-imgui-win32.exe!main_getcmdline() Line 80	C	Symbols loaded.
 	test-imgui-win32.exe!WinMain(HINSTANCE__ * hInst=0x00007ff6fb4e0000, HINSTANCE__ * hPrev=0x0000000000000000, char * szCmdLine=0x000001b710ce6e68, int sw=0x0000000a) Line 110	C	Symbols loaded.
 	test-imgui-win32.exe!invoke_main() Line 107	C++	Symbols loaded.
 	test-imgui-win32.exe!__scrt_common_main_seh() Line 288	C++	Symbols loaded.
 	test-imgui-win32.exe!__scrt_common_main() Line 331	C++	Symbols loaded.
 	test-imgui-win32.exe!WinMainCRTStartup(void * __formal=0x0000000eed6f7000) Line 17	C++	Symbols loaded.
 	kernel32.dll!BaseThreadInitThunk()	Unknown	Symbols loaded.
 	ntdll.dll!RtlUserThreadStart()	Unknown	Symbols loaded.

これはMesaのGitLabに既に起票されていて、既に修正 https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22141 されているようだ。

https://gitlab.freedesktop.org/mesa/mesa/-/issues/8718