gpu_capabilities.cc

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/* SPDX-FileCopyrightText: 2005 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */

 
#include "DNA_userdef_types.h" /* For `U.glreslimit`. */
 
#include "GPU_capabilities.hh"
 
#include "gpu_context_private.hh"
 
#include "gpu_capabilities_private.hh"
 
namespace blender::gpu {
 
GPUCapabilities GCaps;
 
}
 
using namespace blender::gpu;
 
/* -------------------------------------------------------------------- */
 
int GPU_max_texture_size()
{
  return GCaps.max_texture_size;
}
 
int GPU_max_texture_3d_size()
{
  return GCaps.max_texture_3d_size;
}
 
int GPU_texture_size_with_limit(int res)
{
  int size = GPU_max_texture_size();
  int reslimit = (U.glreslimit != 0) ? min_ii(U.glreslimit, size) : size;
  return min_ii(reslimit, res);
}
 
int GPU_max_texture_layers()
{
  return GCaps.max_texture_layers;
}
 
int GPU_max_textures_vert()
{
  return GCaps.max_textures_vert;
}
 
int GPU_max_textures_geom()
{
  return GCaps.max_textures_geom;
}
 
int GPU_max_textures_frag()
{
  return GCaps.max_textures_frag;
}
 
int GPU_max_textures()
{
  return GCaps.max_textures;
}
 
int GPU_max_images()
{
  return GCaps.max_images;
}
 
int GPU_max_work_group_count(int index)
{
  return GCaps.max_work_group_count[index];
}
 
int GPU_max_work_group_size(int index)
{
  return GCaps.max_work_group_size[index];
}
 
int GPU_max_uniforms_vert()
{
  return GCaps.max_uniforms_vert;
}
 
int GPU_max_uniforms_frag()
{
  return GCaps.max_uniforms_frag;
}
 
int GPU_max_batch_indices()
{
  return GCaps.max_batch_indices;
}
 
int GPU_max_batch_vertices()
{
  return GCaps.max_batch_vertices;
}
 
int GPU_max_vertex_attribs()
{
  return GCaps.max_vertex_attribs;
}
 
int GPU_max_varying_floats()
{
  return GCaps.max_varying_floats;
}
 
int GPU_extensions_len()
{
  return GCaps.extensions_len;
}
 
const char *GPU_extension_get(int i)
{
  return GCaps.extension_get ? GCaps.extension_get(i) : "\0";
}
 
int GPU_max_samplers()
{
  return GCaps.max_samplers;
}
 
bool GPU_use_subprocess_compilation()
{
  return GCaps.use_subprocess_shader_compilations;
}
 
int GPU_max_parallel_compilations()
{
  return GCaps.max_parallel_compilations;
}
 
bool GPU_mip_render_workaround()
{
  return GCaps.mip_render_workaround;
}
 
bool GPU_depth_blitting_workaround()
{
  return GCaps.depth_blitting_workaround;
}
 
bool GPU_use_main_context_workaround()
{
  return GCaps.use_main_context_workaround;
}
 
bool GPU_crappy_amd_driver()
{
  /* Currently are the same drivers with the `unused_fb_slot` problem. */
  return GCaps.broken_amd_driver;
}
 
bool GPU_use_hq_normals_workaround()
{
  return GCaps.use_hq_normals_workaround;
}
 
bool GPU_stencil_clasify_buffer_workaround()
{
  return GCaps.stencil_clasify_buffer_workaround;
}
 
bool GPU_node_link_instancing_workaround()
{
  return GCaps.node_link_instancing_workaround;
}
 
bool GPU_vulkan_render_pass_workaround()
{
  return GCaps.render_pass_workaround;
}
 
bool GPU_geometry_shader_support()
{
  return GCaps.geometry_shader_support;
}
 
bool GPU_shader_draw_parameters_support()
{
  return GCaps.shader_draw_parameters_support;
}
 
bool GPU_hdr_support()
{
  return GCaps.hdr_viewport_support;
}
 
bool GPU_stencil_export_support()
{
  return GCaps.stencil_export_support;
}
 
bool GPU_clip_control_support()
{
  return GCaps.clip_control_support;
}
 
int GPU_max_shader_storage_buffer_bindings()
{
  return GCaps.max_shader_storage_buffer_bindings;
}
 
int GPU_max_compute_shader_storage_blocks()
{
  return GCaps.max_compute_shader_storage_blocks;
}
 
int GPU_minimum_per_vertex_stride()
{
  return GCaps.minimum_per_vertex_stride;
}
 
size_t GPU_max_storage_buffer_size()
{
  return GCaps.max_storage_buffer_size;
}
 
size_t GPU_storage_buffer_alignment()
{
  return GCaps.storage_buffer_alignment;
}

 
/* -------------------------------------------------------------------- */
 
bool GPU_mem_stats_supported()
{
  return GCaps.mem_stats_support;
}
 
void GPU_mem_stats_get(int *r_totalmem, int *r_freemem)
{
  Context::get()->memory_statistics_get(r_totalmem, r_freemem);
}
 
bool GPU_stereo_quadbuffer_support()
{
  return Context::get()->front_right != nullptr;
}

 
/* -------------------------------------------------------------------- */
 
void GPU_compilation_subprocess_override_set(int count)
{
  BLI_assert(GCaps.max_parallel_compilations == -1);
  GCaps.max_parallel_compilations = count;
}