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vkd3d: Set descriptor table offsets via push constants. 

Signed-off-by: Philip Rebohle <philip.rebohle@tu-dortmund.de>
This commit is contained in:
Philip Rebohle 2020-03-06 21:43:11 +01:00 committed by Hans-Kristian Arntzen
parent af4c211f34
commit be20e9a9c1
1 changed files with 16 additions and 0 deletions
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16
libs/vkd3d/command.c
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@ -2661,6 +2661,7 @@ static void d3d12_command_list_update_packed_descriptors(struct d3d12_command_li
VkDescriptorSet descriptor_set = VK_NULL_HANDLE;
union vkd3d_descriptor_info *vk_descriptor;
const struct d3d12_desc *base_descriptor;
uint32_t table_offsets[D3D12_MAX_ROOT_COST];
unsigned int root_parameter_index, i, j;
unsigned int write_count = 0;
@ -2688,6 +2689,8 @@ static void d3d12_command_list_update_packed_descriptors(struct d3d12_command_li
table = root_signature_get_descriptor_table(root_signature, root_parameter_index);
vk_descriptor = &updates->descriptors[table->first_packed_descriptor];
table_offsets[table->table_index] = d3d12_desc_heap_offset(base_descriptor);
for (i = 0; i < table->binding_count; i++)
{
const struct vkd3d_shader_resource_binding *binding = &table->first_binding[i];
@ -2725,6 +2728,19 @@ static void d3d12_command_list_update_packed_descriptors(struct d3d12_command_li
root_signature->packed_descriptor_set,
1, &descriptor_set, 0, NULL));
}
/* Set descriptor offsets */
/* TODO decouple this from updating the packed descriptor set and
* don't update the set if the table has no packed descriptors. */
if (root_signature->descriptor_table_count)
{
VK_CALL(vkCmdPushConstants(list->vk_command_buffer,
root_signature->vk_pipeline_layout, VK_SHADER_STAGE_ALL,
root_signature->descriptor_table_offset,
root_signature->descriptor_table_count * sizeof(uint32_t),
table_offsets));
}
}
static bool vk_write_descriptor_set_from_root_descriptor(VkWriteDescriptorSet *vk_descriptor_write,