OpenHarmony/third_party_mesa3d
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

anv/cmd_buffer: Rework the way we emit UBO surface state

Browse Source 
The new mechanism should be able to handle SSBOs as well as properly handle
emitting surface state on gen7 where we need different strides depending on
shader stage.
This commit is contained in:
Jason Ekstrand
2015-11-06 15:14:10 -08:00
parent 1b5c7e7ecd
commit 399d5314f6
5 changed files with 51 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files

43
src/vulkan/anv_cmd_buffer.c
View File

@@ -548,6 +548,41 @@ add_surface_state_reloc(struct anv_cmd_buffer *cmd_buffer,
state.offset + dword * 4, bo, offset);
}
static void
fill_descriptor_buffer_surface_state(struct anv_device *device, void *state,
VkShaderStage stage, VkDescriptorType type,
uint32_t offset, uint32_t range)
{
VkFormat format;
uint32_t stride;
switch (type) {
case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC:
if (anv_is_scalar_shader_stage(device->instance->physicalDevice.compiler,
stage)) {
stride = 4;
} else {
stride = 16;
}
format = VK_FORMAT_R32G32B32A32_SFLOAT;
break;
case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER:
case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC:
stride = 1;
format = VK_FORMAT_UNDEFINED;
break;
default:
unreachable("Invalid descriptor type");
}
anv_fill_buffer_surface_state(device, state,
anv_format_for_vk_format(format),
offset, range, stride);
}
VkResult
anv_cmd_buffer_emit_binding_table(struct anv_cmd_buffer *cmd_buffer,
VkShaderStage stage, struct anv_state *bt_state)
@@ -623,9 +658,11 @@ anv_cmd_buffer_emit_binding_table(struct anv_cmd_buffer *cmd_buffer,
surface_state =
anv_cmd_buffer_alloc_surface_state(cmd_buffer);
anv_fill_buffer_surface_state(cmd_buffer->device, surface_state.map,
anv_format_for_vk_format(VK_FORMAT_R32G32B32A32_SFLOAT),
bo_offset, desc->range);
fill_descriptor_buffer_surface_state(cmd_buffer->device,
surface_state.map,
stage, desc->type,
bo_offset, desc->range);
break;
}