Campbell Barton
baee7ce4a5
libdecor (for window decorations) was crashing on exit with the shader builder, avoid the crash by calling the "background" system creation function which doesn't initialize window management under Wayland.
123 lines
2.7 KiB
C++
123 lines
2.7 KiB
C++
/* SPDX-License-Identifier: GPL-2.0-or-later
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* Copyright 2021 Blender Foundation. All rights reserved. */
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/** \file
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* \ingroup gpu
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*
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* Compile time automation of shader compilation and validation.
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*/
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#include <iostream>
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#include "GHOST_C-api.h"
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#include "GPU_context.h"
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#include "GPU_init_exit.h"
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#include "gpu_shader_create_info_private.hh"
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#include "BLI_vector.hh"
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#include "CLG_log.h"
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namespace blender::gpu::shader_builder {
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class ShaderBuilder {
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private:
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GHOST_SystemHandle ghost_system_;
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GHOST_ContextHandle ghost_context_;
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GPUContext *gpu_context_ = nullptr;
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public:
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void init();
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bool bake_create_infos();
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void exit();
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};
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bool ShaderBuilder::bake_create_infos()
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{
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return gpu_shader_create_info_compile_all();
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}
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void ShaderBuilder::init()
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{
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CLG_init();
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GHOST_GLSettings glSettings = {0};
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switch (GPU_backend_type_selection_get()) {
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case GPU_BACKEND_OPENGL:
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glSettings.context_type = GHOST_kDrawingContextTypeOpenGL;
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break;
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#ifdef WITH_METAL_BACKEND
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case GPU_BACKEND_METAL:
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glSettings.context_type = GHOST_kDrawingContextTypeMetal;
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break;
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#endif
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default:
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BLI_assert_unreachable();
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break;
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}
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ghost_system_ = GHOST_CreateSystemBackground();
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ghost_context_ = GHOST_CreateOpenGLContext(ghost_system_, glSettings);
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GHOST_ActivateOpenGLContext(ghost_context_);
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gpu_context_ = GPU_context_create(nullptr, ghost_context_);
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GPU_init();
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}
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void ShaderBuilder::exit()
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{
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GPU_exit();
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GPU_context_discard(gpu_context_);
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GHOST_DisposeOpenGLContext(ghost_system_, ghost_context_);
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GHOST_DisposeSystem(ghost_system_);
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CLG_exit();
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}
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} // namespace blender::gpu::shader_builder
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/** \brief Entry point for the shader_builder. */
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int main(int argc, const char *argv[])
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{
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if (argc < 2) {
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printf("Usage: %s <data_file_to>\n", argv[0]);
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exit(1);
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}
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int exit_code = 0;
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struct NamedBackend {
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std::string name;
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eGPUBackendType backend;
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};
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blender::Vector<NamedBackend> backends_to_validate;
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backends_to_validate.append({"OpenGL", GPU_BACKEND_OPENGL});
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#ifdef WITH_METAL_BACKEND
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backends_to_validate.append({"Metal", GPU_BACKEND_METAL});
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#endif
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for (NamedBackend &backend : backends_to_validate) {
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GPU_backend_type_selection_set(backend.backend);
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if (!GPU_backend_supported()) {
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printf("%s isn't supported on this platform. Shader compilation is skipped\n",
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backend.name.c_str());
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continue;
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}
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blender::gpu::shader_builder::ShaderBuilder builder;
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builder.init();
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if (!builder.bake_create_infos()) {
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printf("Shader compilation failed for %s backend\n", backend.name.c_str());
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exit_code = 1;
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}
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builder.exit();
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}
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exit(exit_code);
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return exit_code;
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}
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