Add Chromium-only Blender WebEngine parity work

blender-5.2.0/source/blender/gpu/GPU_capabilities.hh

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+/* SPDX-FileCopyrightText: 2005 Blender Authors
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later */
+
+/** \file
+ * \ingroup gpu
+ *
+ * GPU Capabilities & workarounds
+ * This module expose the reported implementation limits & enabled
+ * workaround for drivers that needs specific code-paths.
+ */
+
+#pragma once
+
+#include "BLI_sys_types.h"
+
+namespace blender {
+
+int GPU_max_texture_size();
+int GPU_max_texture_3d_size();
+uint32_t GPU_max_buffer_texture_size();
+int GPU_max_texture_layers();
+int GPU_max_textures();
+int GPU_max_images();
+int GPU_max_work_group_count(int index);
+int GPU_max_work_group_size(int index);
+int GPU_max_uniforms_vert();
+int GPU_max_uniforms_frag();
+int GPU_max_batch_indices();
+int GPU_max_batch_vertices();
+int GPU_max_vertex_attribs();
+int GPU_max_varying_floats();
+int GPU_max_shader_storage_buffer_bindings();
+int GPU_max_compute_shader_storage_blocks();
+size_t GPU_max_uniform_buffer_size();
+size_t GPU_max_storage_buffer_size();
+/* Used when binding subrange of SSBOs. In bytes.
+ * The start of the range must be aligned with this value. */
+size_t GPU_storage_buffer_alignment();
+
+int GPU_extensions_len();
+const char *GPU_extension_get(int i);
+
+int GPU_texture_size_with_limit(int res);
+
+/**
+ * Returns whether it should be "safe" to use texture of a given size.
+ *
+ * The heuristic is that maybe allocating texture that is 25% of
+ * #GPU_max_texture_size squared is fine. Note that the actual texture creation
+ * can still fail even if deemed "safe" by this function, depending on current memory
+ * usage, texture format, etc.
+ */
+bool GPU_is_safe_texture_size(int width, int height);
+
+bool GPU_use_subprocess_compilation();
+int GPU_max_parallel_compilations();
+
+bool GPU_stencil_clasify_buffer_workaround();
+bool GPU_depth_blitting_workaround();
+bool GPU_use_main_context_workaround();
+bool GPU_use_hq_normals_workaround();
+
+bool GPU_geometry_shader_support();
+bool GPU_hdr_support();
+bool GPU_stencil_export_support();
+
+bool GPU_mem_stats_supported();
+void GPU_mem_stats_get(int *r_totalmem, int *r_freemem);
+
+/**
+ * Return support for the active context + window.
+ */
+bool GPU_stereo_quadbuffer_support();
+
+int GPU_minimum_per_vertex_stride();
+
+/** WARNING: Should only be called at startup from creator_args. Never call it at runtime. */
+void GPU_compilation_subprocess_override_set(int count);
+
+}  // namespace blender