Method Allocate

source/emulator/src/Graphics/GraphicsRender.cpp:3003–3081

}

VulkanDescriptorSet* DescriptorCache::Allocate(Stage stage, int storage_buffers_num, int textures2d_sampled_num, int textures2d_storage_num,
                                               int samplers_num, int gds_buffers_num)
{
	KYTY_PROFILER_BLOCK("DescriptorCache::Allocate");

	EXIT_IF(storage_buffers_num < 0 || storage_buffers_num > BUFFERS_MAX);
	EXIT_IF(textures2d_sampled_num < 0 || textures2d_sampled_num > TEXTURES_SAMPLED_MAX);
	EXIT_IF(textures2d_storage_num < 0 || textures2d_storage_num > TEXTURES_STORAGE_MAX);
	EXIT_IF(samplers_num < 0 || samplers_num > SAMPLERS_MAX);
	EXIT_IF(gds_buffers_num < 0 || gds_buffers_num > GDS_BUFFER_MAX);

	Core::LockGuard lock(m_mutex);

	auto* gctx = g_render_ctx->GetGraphicCtx();
	EXIT_IF(gctx == nullptr);

	Init();

	auto* ret = new VulkanDescriptorSet;

	ret->set = nullptr;

	for (int try_num = 0; try_num < 2; try_num++)
	{
		int pool_id = m_first_free_pool;
		while (pool_id != -1)
		{
			auto& pool = m_pools[pool_id];

			VkDescriptorSetAllocateInfo alloc_info {};
			alloc_info.sType              = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO;
			alloc_info.pNext              = nullptr;
			alloc_info.descriptorPool     = pool.pool;
			alloc_info.descriptorSetCount = 1;

			switch (stage)
			{
				case Stage::Vertex:
					alloc_info.pSetLayouts = &m_descriptor_set_layout_vertex[storage_buffers_num][textures2d_sampled_num]
					                                                        [textures2d_storage_num][samplers_num][gds_buffers_num];
					break;
				case Stage::Pixel:
					alloc_info.pSetLayouts = &m_descriptor_set_layout_pixel[storage_buffers_num][textures2d_sampled_num]
					                                                       [textures2d_storage_num][samplers_num][gds_buffers_num];
					break;
				case Stage::Compute:
					alloc_info.pSetLayouts = &m_descriptor_set_layout_compute[storage_buffers_num][textures2d_sampled_num]
					                                                         [textures2d_storage_num][samplers_num][gds_buffers_num];
					break;
				default: EXIT("unknown stage\n");
			}

			ret->pool_id = pool_id;
			ret->layout  = *alloc_info.pSetLayouts;

			EXIT_IF(!pool.free);

			{