[Mesa-dev] [PATCH v2] radv: implement VK_EXT_sample_locations

Samuel Pitoiset samuel.pitoiset at gmail.com
Thu May 23 07:28:04 UTC 2019


Thanks for pointing this out, I will implement.

On 5/22/19 10:20 PM, Marek Olšák wrote:
> The depth decompress pass needs to know the sample locations.
>
> If shader loads read from compressed depth, the texture hardware will 
> always use the standard locations for decompression.
>
> Marek
>
> On Tue, May 21, 2019 at 8:17 PM Bas Nieuwenhuizen 
> <bas at basnieuwenhuizen.nl <mailto:bas at basnieuwenhuizen.nl>> wrote:
>
>     So this does not seem to use the sample locations during layout
>     transitions?
>
>     AFAIK those are needed for e.g. HTILE decompression as it is based on
>     equations somehow.
>
>     On Thu, May 16, 2019 at 11:51 AM Samuel Pitoiset
>     <samuel.pitoiset at gmail.com <mailto:samuel.pitoiset at gmail.com>> wrote:
>     >
>     > Basically, this extension allows applications to use custom
>     > sample locations. It doesn't support variable sample locations
>     > during subpass. Note that we don't have to upload the user
>     > sample locations because the spec doesn't allow this.
>     >
>     > Only enabled on VI+ because it's untested on older chips.
>     >
>     > v2: - change sampleLocationCoordinateRange[1] to 0.9375
>     >     - compute and emit PA_SC_CENTROID_PRIORITY_{0,1}
>     >     - rebased on top of master
>     >     - some cleanups
>     >
>     > Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com
>     <mailto:samuel.pitoiset at gmail.com>>
>     > ---
>     >  src/amd/vulkan/radv_cmd_buffer.c  | 223
>     ++++++++++++++++++++++++++++++
>     >  src/amd/vulkan/radv_device.c      |  27 ++++
>     >  src/amd/vulkan/radv_extensions.py |   1 +
>     >  src/amd/vulkan/radv_pipeline.c    |  30 ++++
>     >  src/amd/vulkan/radv_private.h     |  26 +++-
>     >  5 files changed, 300 insertions(+), 7 deletions(-)
>     >
>     > diff --git a/src/amd/vulkan/radv_cmd_buffer.c
>     b/src/amd/vulkan/radv_cmd_buffer.c
>     > index 4f592bc7f68..fb79c1c6713 100644
>     > --- a/src/amd/vulkan/radv_cmd_buffer.c
>     > +++ b/src/amd/vulkan/radv_cmd_buffer.c
>     > @@ -105,6 +105,7 @@ radv_bind_dynamic_state(struct
>     radv_cmd_buffer *cmd_buffer,
>     >         dest->viewport.count = src->viewport.count;
>     >         dest->scissor.count = src->scissor.count;
>     >         dest->discard_rectangle.count =
>     src->discard_rectangle.count;
>     > +       dest->sample_location.count = src->sample_location.count;
>     >
>     >         if (copy_mask & RADV_DYNAMIC_VIEWPORT) {
>     >                 if (memcmp(&dest->viewport.viewports,
>     &src->viewport.viewports,
>     > @@ -192,6 +193,22 @@ radv_bind_dynamic_state(struct
>     radv_cmd_buffer *cmd_buffer,
>     >                 }
>     >         }
>     >
>     > +       if (copy_mask & RADV_DYNAMIC_SAMPLE_LOCATIONS) {
>     > +               if (dest->sample_location.per_pixel !=
>     src->sample_location.per_pixel ||
>     > +  dest->sample_location.grid_size.width !=
>     src->sample_location.grid_size.width ||
>     > +  dest->sample_location.grid_size.height !=
>     src->sample_location.grid_size.height ||
>     > +  memcmp(&dest->sample_location.locations,
>     > + &src->sample_location.locations,
>     > + src->sample_location.count * sizeof(VkSampleLocationEXT))) {
>     > +  dest->sample_location.per_pixel = src->sample_location.per_pixel;
>     > +  dest->sample_location.grid_size = src->sample_location.grid_size;
>     > +  typed_memcpy(dest->sample_location.locations,
>     > + src->sample_location.locations,
>     > + src->sample_location.count);
>     > +                       dest_mask |= RADV_DYNAMIC_SAMPLE_LOCATIONS;
>     > +               }
>     > +       }
>     > +
>     >         cmd_buffer->state.dirty |= dest_mask;
>     >  }
>     >
>     > @@ -632,6 +649,190 @@ radv_emit_descriptor_pointers(struct
>     radv_cmd_buffer *cmd_buffer,
>     >         }
>     >  }
>     >
>     > +/**
>     > + * Convert the user sample locations to hardware sample
>     locations (the values
>     > + * that will be emitted by PA_SC_AA_SAMPLE_LOCS_PIXEL_*).
>     > + */
>     > +static void
>     > +radv_convert_user_sample_locs(struct
>     radv_sample_locations_state *state,
>     > +                             uint32_t x, uint32_t y, VkOffset2D
>     *sample_locs)
>     > +{
>     > +       uint32_t x_offset = x % state->grid_size.width;
>     > +       uint32_t y_offset = y % state->grid_size.height;
>     > +       uint32_t num_samples = (uint32_t)state->per_pixel;
>     > +       VkSampleLocationEXT *user_locs;
>     > +       uint32_t pixel_offset;
>     > +
>     > +       pixel_offset = (x_offset + y_offset *
>     state->grid_size.width) * num_samples;
>     > +
>     > +       assert(pixel_offset <= MAX_SAMPLE_LOCATIONS);
>     > +       user_locs = &state->locations[pixel_offset];
>     > +
>     > +       for (uint32_t i = 0; i < num_samples; i++) {
>     > +               float shifted_pos_x = user_locs[i].x - 0.5;
>     > +               float shifted_pos_y = user_locs[i].y - 0.5;
>     > +
>     > +               int32_t scaled_pos_x = floor(shifted_pos_x * 16);
>     > +               int32_t scaled_pos_y = floor(shifted_pos_y * 16);
>     > +
>     > +               sample_locs[i].x = CLAMP(scaled_pos_x, -8, 7);
>     > +               sample_locs[i].y = CLAMP(scaled_pos_y, -8, 7);
>     > +       }
>     > +}
>     > +
>     > +/**
>     > + * Compute the PA_SC_AA_SAMPLE_LOCS_PIXEL_* mask based on
>     hardware sample
>     > + * locations.
>     > + */
>     > +static void
>     > +radv_compute_sample_locs_pixel(uint32_t num_samples, VkOffset2D
>     *sample_locs,
>     > +                              uint32_t *sample_locs_pixel)
>     > +{
>     > +       for (uint32_t i = 0; i < num_samples; i++) {
>     > +               uint32_t sample_reg_idx = i / 4;
>     > +               uint32_t sample_loc_idx = i % 4;
>     > +               int32_t pos_x = sample_locs[i].x;
>     > +               int32_t pos_y = sample_locs[i].y;
>     > +
>     > +               uint32_t shift_x = 8 * sample_loc_idx;
>     > +               uint32_t shift_y = shift_x + 4;
>     > +
>     > +               sample_locs_pixel[sample_reg_idx] |= (pos_x &
>     0xf) << shift_x;
>     > +               sample_locs_pixel[sample_reg_idx] |= (pos_y &
>     0xf) << shift_y;
>     > +       }
>     > +}
>     > +
>     > +/**
>     > + * Compute the PA_SC_CENTROID_PRIORITY_* mask based on the top
>     left hardware
>     > + * sample locations.
>     > + */
>     > +static uint64_t
>     > +radv_compute_centroid_priority(struct radv_cmd_buffer *cmd_buffer,
>     > +                              VkOffset2D *sample_locs,
>     > +                              uint32_t num_samples)
>     > +{
>     > +       uint32_t centroid_priorities[num_samples];
>     > +       uint32_t sample_mask = num_samples - 1;
>     > +       uint32_t distances[num_samples];
>     > +       uint64_t centroid_priority = 0;
>     > +
>     > +       /* Compute the distances from center for each sample. */
>     > +       for (int i = 0; i < num_samples; i++) {
>     > +               distances[i] = (sample_locs[i].x *
>     sample_locs[i].x) +
>     > +                              (sample_locs[i].y *
>     sample_locs[i].y);
>     > +       }
>     > +
>     > +       /* Compute the centroid priorities by looking at the
>     distances array. */
>     > +       for (int i = 0; i < num_samples; i++) {
>     > +               uint32_t min_idx = 0;
>     > +
>     > +               for (int j = 1; j < num_samples; j++) {
>     > +                       if (distances[j] < distances[min_idx])
>     > +                               min_idx = j;
>     > +               }
>     > +
>     > +               centroid_priorities[i] = min_idx;
>     > +               distances[min_idx] = 0xffffffff;
>     > +       }
>     > +
>     > +       /* Compute the final centroid priority. */
>     > +       for (int i = 0; i < 8; i++) {
>     > +               centroid_priority |=
>     > +                       centroid_priorities[i & sample_mask] <<
>     (i * 4);
>     > +       }
>     > +
>     > +       return centroid_priority << 32 | centroid_priority;
>     > +}
>     > +
>     > +/**
>     > + * Emit the sample locations that are specified with
>     VK_EXT_sample_locations.
>     > + */
>     > +static void
>     > +radv_emit_sample_locations(struct radv_cmd_buffer *cmd_buffer)
>     > +{
>     > +       struct radv_pipeline *pipeline = cmd_buffer->state.pipeline;
>     > +       struct radv_multisample_state *ms =
>     &pipeline->graphics.ms <http://graphics.ms>;
>     > +       struct radv_sample_locations_state *sample_location =
>     > +  &cmd_buffer->state.dynamic.sample_location;
>     > +       uint32_t num_samples = (uint32_t)sample_location->per_pixel;
>     > +       struct radeon_cmdbuf *cs = cmd_buffer->cs;
>     > +       uint32_t sample_locs_pixel[4][2] = {};
>     > +       VkOffset2D sample_locs[4][8]; /* 8 is the max. sample
>     count supported */
>     > +       uint32_t max_sample_dist = 0;
>     > +       uint64_t centroid_priority;
>     > +
>     > +       if (!cmd_buffer->state.dynamic.sample_location.count)
>     > +               return;
>     > +
>     > +       /* Convert the user sample locations to hardware sample
>     locations. */
>     > +       radv_convert_user_sample_locs(sample_location, 0, 0,
>     sample_locs[0]);
>     > +       radv_convert_user_sample_locs(sample_location, 1, 0,
>     sample_locs[1]);
>     > +       radv_convert_user_sample_locs(sample_location, 0, 1,
>     sample_locs[2]);
>     > +       radv_convert_user_sample_locs(sample_location, 1, 1,
>     sample_locs[3]);
>     > +
>     > +       /* Compute the PA_SC_AA_SAMPLE_LOCS_PIXEL_* mask. */
>     > +       for (uint32_t i = 0; i < 4; i++) {
>     > +  radv_compute_sample_locs_pixel(num_samples, sample_locs[i],
>     > + sample_locs_pixel[i]);
>     > +       }
>     > +
>     > +       /* Compute the PA_SC_CENTROID_PRIORITY_* mask. */
>     > +       centroid_priority =
>     > +  radv_compute_centroid_priority(cmd_buffer, sample_locs[0],
>     > + num_samples);
>     > +
>     > +       /* Compute the maximum sample distance from the
>     specified locations. */
>     > +       for (uint32_t i = 0; i < num_samples; i++) {
>     > +               VkOffset2D offset = sample_locs[0][i];
>     > +               max_sample_dist = MAX2(max_sample_dist,
>     > + MAX2(abs(offset.x), abs(offset.y)));
>     > +       }
>     > +
>     > +       /* Emit the specified user sample locations. */
>     > +       switch (num_samples) {
>     > +       case 2:
>     > +       case 4:
>     > +               radeon_set_context_reg(cs,
>     R_028BF8_PA_SC_AA_SAMPLE_LOCS_PIXEL_X0Y0_0, sample_locs_pixel[0][0]);
>     > +               radeon_set_context_reg(cs,
>     R_028C08_PA_SC_AA_SAMPLE_LOCS_PIXEL_X1Y0_0, sample_locs_pixel[1][0]);
>     > +               radeon_set_context_reg(cs,
>     R_028C18_PA_SC_AA_SAMPLE_LOCS_PIXEL_X0Y1_0, sample_locs_pixel[2][0]);
>     > +               radeon_set_context_reg(cs,
>     R_028C28_PA_SC_AA_SAMPLE_LOCS_PIXEL_X1Y1_0, sample_locs_pixel[3][0]);
>     > +               break;
>     > +       case 8:
>     > +               radeon_set_context_reg(cs,
>     R_028BF8_PA_SC_AA_SAMPLE_LOCS_PIXEL_X0Y0_0, sample_locs_pixel[0][0]);
>     > +               radeon_set_context_reg(cs,
>     R_028C08_PA_SC_AA_SAMPLE_LOCS_PIXEL_X1Y0_0, sample_locs_pixel[1][0]);
>     > +               radeon_set_context_reg(cs,
>     R_028C18_PA_SC_AA_SAMPLE_LOCS_PIXEL_X0Y1_0, sample_locs_pixel[2][0]);
>     > +               radeon_set_context_reg(cs,
>     R_028C28_PA_SC_AA_SAMPLE_LOCS_PIXEL_X1Y1_0, sample_locs_pixel[3][0]);
>     > +               radeon_set_context_reg(cs,
>     R_028BFC_PA_SC_AA_SAMPLE_LOCS_PIXEL_X0Y0_1, sample_locs_pixel[0][1]);
>     > +               radeon_set_context_reg(cs,
>     R_028C0C_PA_SC_AA_SAMPLE_LOCS_PIXEL_X1Y0_1, sample_locs_pixel[1][1]);
>     > +               radeon_set_context_reg(cs,
>     R_028C1C_PA_SC_AA_SAMPLE_LOCS_PIXEL_X0Y1_1, sample_locs_pixel[2][1]);
>     > +               radeon_set_context_reg(cs,
>     R_028C2C_PA_SC_AA_SAMPLE_LOCS_PIXEL_X1Y1_1, sample_locs_pixel[3][1]);
>     > +               break;
>     > +       default:
>     > +               unreachable("invalid number of samples");
>     > +       }
>     > +
>     > +       /* Emit the maximum sample distance and the centroid
>     priority. */
>     > +       uint32_t pa_sc_aa_config = ms->pa_sc_aa_config;
>     > +
>     > +       pa_sc_aa_config &= C_028BE0_MAX_SAMPLE_DIST;
>     > +       pa_sc_aa_config |=
>     S_028BE0_MAX_SAMPLE_DIST(max_sample_dist);
>     > +
>     > +       radeon_set_context_reg_seq(cs, R_028BE0_PA_SC_AA_CONFIG, 1);
>     > +       radeon_emit(cs, pa_sc_aa_config);
>     > +
>     > +       radeon_set_context_reg_seq(cs,
>     R_028BD4_PA_SC_CENTROID_PRIORITY_0, 2);
>     > +       radeon_emit(cs, centroid_priority);
>     > +       radeon_emit(cs, centroid_priority >> 32);
>     > +
>     > +       /* GFX9: Flush DFSM when the AA mode changes. */
>     > +       if (cmd_buffer->device->dfsm_allowed) {
>     > +               radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, 0));
>     > +               radeon_emit(cs, EVENT_TYPE(V_028A90_FLUSH_DFSM)
>     | EVENT_INDEX(0));
>     > +       }
>     > +
>     > +  cmd_buffer->state.context_roll_without_scissor_emitted = true;
>     > +}
>     > +
>     >  static void
>     >  radv_emit_inline_push_consts(struct radv_cmd_buffer *cmd_buffer,
>     >                              struct radv_pipeline *pipeline,
>     > @@ -1775,6 +1976,9 @@ radv_cmd_buffer_flush_dynamic_state(struct
>     radv_cmd_buffer *cmd_buffer)
>     >         if (states & RADV_CMD_DIRTY_DYNAMIC_DISCARD_RECTANGLE)
>     >  radv_emit_discard_rectangle(cmd_buffer);
>     >
>     > +       if (states & RADV_CMD_DIRTY_DYNAMIC_SAMPLE_LOCATIONS)
>     > +               radv_emit_sample_locations(cmd_buffer);
>     > +
>     >         cmd_buffer->state.dirty &= ~states;
>     >  }
>     >
>     > @@ -3266,6 +3470,25 @@ void radv_CmdSetDiscardRectangleEXT(
>     >         state->dirty |= RADV_CMD_DIRTY_DYNAMIC_DISCARD_RECTANGLE;
>     >  }
>     >
>     > +void radv_CmdSetSampleLocationsEXT(
>     > +       VkCommandBuffer  commandBuffer,
>     > +       const VkSampleLocationsInfoEXT*  pSampleLocationsInfo)
>     > +{
>     > +       RADV_FROM_HANDLE(radv_cmd_buffer, cmd_buffer,
>     commandBuffer);
>     > +       struct radv_cmd_state *state = &cmd_buffer->state;
>     > +
>     > +  assert(pSampleLocationsInfo->sampleLocationsCount <=
>     MAX_SAMPLE_LOCATIONS);
>     > +
>     > +       state->dynamic.sample_location.per_pixel =
>     pSampleLocationsInfo->sampleLocationsPerPixel;
>     > +       state->dynamic.sample_location.grid_size =
>     pSampleLocationsInfo->sampleLocationGridSize;
>     > +       state->dynamic.sample_location.count =
>     pSampleLocationsInfo->sampleLocationsCount;
>     > +  typed_memcpy(&state->dynamic.sample_location.locations[0],
>     > + pSampleLocationsInfo->pSampleLocations,
>     > + pSampleLocationsInfo->sampleLocationsCount);
>     > +
>     > +       state->dirty |= RADV_CMD_DIRTY_DYNAMIC_SAMPLE_LOCATIONS;
>     > +}
>     > +
>     >  void radv_CmdExecuteCommands(
>     >         VkCommandBuffer  commandBuffer,
>     >         uint32_t commandBufferCount,
>     > diff --git a/src/amd/vulkan/radv_device.c
>     b/src/amd/vulkan/radv_device.c
>     > index c0e317a97e5..e523bba1223 100644
>     > --- a/src/amd/vulkan/radv_device.c
>     > +++ b/src/amd/vulkan/radv_device.c
>     > @@ -1360,6 +1360,19 @@ void radv_GetPhysicalDeviceProperties2(
>     >  props->maxDescriptorSetUpdateAfterBindInlineUniformBlocks =
>     MAX_INLINE_UNIFORM_BLOCK_COUNT;
>     >                         break;
>     >                 }
>     > +               case
>     VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SAMPLE_LOCATIONS_PROPERTIES_EXT: {
>     > +  VkPhysicalDeviceSampleLocationsPropertiesEXT *properties =
>     > +  (VkPhysicalDeviceSampleLocationsPropertiesEXT *)ext;
>     > +  properties->sampleLocationSampleCounts = VK_SAMPLE_COUNT_2_BIT |
>     > +           VK_SAMPLE_COUNT_4_BIT |
>     > +           VK_SAMPLE_COUNT_8_BIT;
>     > +  properties->maxSampleLocationGridSize = (VkExtent2D){ 2 , 2 };
>     > +  properties->sampleLocationCoordinateRange[0] = 0.0f;
>     > +  properties->sampleLocationCoordinateRange[1] = 0.9375f;
>     > +  properties->sampleLocationSubPixelBits = 4;
>     > +  properties->variableSampleLocations = VK_FALSE;
>     > +                       break;
>     > +               }
>     >                 default:
>     >                         break;
>     >                 }
>     > @@ -5361,3 +5374,17 @@ VkResult radv_GetCalibratedTimestampsEXT(
>     >
>     >         return VK_SUCCESS;
>     >  }
>     > +
>     > +void radv_GetPhysicalDeviceMultisamplePropertiesEXT(
>     > +    VkPhysicalDevice physicalDevice,
>     > +    VkSampleCountFlagBits  samples,
>     > +    VkMultisamplePropertiesEXT*  pMultisampleProperties)
>     > +{
>     > +       if (samples & (VK_SAMPLE_COUNT_2_BIT |
>     > +                      VK_SAMPLE_COUNT_4_BIT |
>     > +                      VK_SAMPLE_COUNT_8_BIT)) {
>     > +  pMultisampleProperties->maxSampleLocationGridSize =
>     (VkExtent2D){ 2, 2 };
>     > +       } else {
>     > +  pMultisampleProperties->maxSampleLocationGridSize =
>     (VkExtent2D){ 0, 0 };
>     > +       }
>     > +}
>     > diff --git a/src/amd/vulkan/radv_extensions.py
>     b/src/amd/vulkan/radv_extensions.py
>     > index 0b5af56a435..2c2c4dc74d2 100644
>     > --- a/src/amd/vulkan/radv_extensions.py
>     > +++ b/src/amd/vulkan/radv_extensions.py
>     > @@ -119,6 +119,7 @@ EXTENSIONS = [
>     >      Extension('VK_EXT_memory_priority',    1, True),
>     >      Extension('VK_EXT_pci_bus_info',     2, True),
>     >      Extension('VK_EXT_pipeline_creation_feedback',     1, True),
>     > +    Extension('VK_EXT_sample_locations',     1,
>     'device->rad_info.chip_class >= GFX8'),
>     >      Extension('VK_EXT_sampler_filter_minmax',    1,
>     'device->rad_info.chip_class >= GFX7'),
>     >      Extension('VK_EXT_scalar_block_layout',    1,
>     'device->rad_info.chip_class >= GFX7'),
>     >      Extension('VK_EXT_shader_viewport_index_layer',    1, True),
>     > diff --git a/src/amd/vulkan/radv_pipeline.c
>     b/src/amd/vulkan/radv_pipeline.c
>     > index 56fd65bec29..7f8e00b5c3c 100644
>     > --- a/src/amd/vulkan/radv_pipeline.c
>     > +++ b/src/amd/vulkan/radv_pipeline.c
>     > @@ -1267,6 +1267,8 @@ static unsigned
>     radv_dynamic_state_mask(VkDynamicState state)
>     >                 return RADV_DYNAMIC_STENCIL_REFERENCE;
>     >         case VK_DYNAMIC_STATE_DISCARD_RECTANGLE_EXT:
>     >                 return RADV_DYNAMIC_DISCARD_RECTANGLE;
>     > +       case VK_DYNAMIC_STATE_SAMPLE_LOCATIONS_EXT:
>     > +               return RADV_DYNAMIC_SAMPLE_LOCATIONS;
>     >         default:
>     >                 unreachable("Unhandled dynamic state");
>     >         }
>     > @@ -1297,6 +1299,11 @@ static uint32_t
>     radv_pipeline_needed_dynamic_state(const VkGraphicsPipelineCreat
>     >         if (!vk_find_struct_const(pCreateInfo->pNext,
>     PIPELINE_DISCARD_RECTANGLE_STATE_CREATE_INFO_EXT))
>     >                 states &= ~RADV_DYNAMIC_DISCARD_RECTANGLE;
>     >
>     > +       if (!pCreateInfo->pMultisampleState ||
>     > +  !vk_find_struct_const(pCreateInfo->pMultisampleState->pNext,
>     > +  PIPELINE_SAMPLE_LOCATIONS_STATE_CREATE_INFO_EXT))
>     > +               states &= ~RADV_DYNAMIC_SAMPLE_LOCATIONS;
>     > +
>     >         /* TODO: blend constants & line width. */
>     >
>     >         return states;
>     > @@ -1426,6 +1433,29 @@ radv_pipeline_init_dynamic_state(struct
>     radv_pipeline *pipeline,
>     >                 }
>     >         }
>     >
>     > +       if (needed_states & RADV_DYNAMIC_SAMPLE_LOCATIONS) {
>     > +               const
>     VkPipelineSampleLocationsStateCreateInfoEXT *sample_location_info =
>     > +  vk_find_struct_const(pCreateInfo->pMultisampleState->pNext,
>     > + PIPELINE_SAMPLE_LOCATIONS_STATE_CREATE_INFO_EXT);
>     > +               /* If sampleLocationsEnable is VK_FALSE, the
>     default sample
>     > +                * locations are used and the values specified in
>     > +                * sampleLocationsInfo are ignored.
>     > +                */
>     > +               if (sample_location_info->sampleLocationsEnable) {
>     > +                       const VkSampleLocationsInfoEXT
>     *pSampleLocationsInfo =
>     > +  &sample_location_info->sampleLocationsInfo;
>     > +
>     > +  assert(pSampleLocationsInfo->sampleLocationsCount <=
>     MAX_SAMPLE_LOCATIONS);
>     > +
>     > +  dynamic->sample_location.per_pixel =
>     pSampleLocationsInfo->sampleLocationsPerPixel;
>     > +  dynamic->sample_location.grid_size =
>     pSampleLocationsInfo->sampleLocationGridSize;
>     > +  dynamic->sample_location.count =
>     pSampleLocationsInfo->sampleLocationsCount;
>     > +  typed_memcpy(&dynamic->sample_location.locations[0],
>     > + pSampleLocationsInfo->pSampleLocations,
>     > + pSampleLocationsInfo->sampleLocationsCount);
>     > +               }
>     > +       }
>     > +
>     >         pipeline->dynamic_state.mask = states;
>     >  }
>     >
>     > diff --git a/src/amd/vulkan/radv_private.h
>     b/src/amd/vulkan/radv_private.h
>     > index 7834a505562..5c84bf74352 100644
>     > --- a/src/amd/vulkan/radv_private.h
>     > +++ b/src/amd/vulkan/radv_private.h
>     > @@ -91,6 +91,7 @@ typedef uint32_t xcb_window_t;
>     >  #define MAX_VIEWPORTS   16
>     >  #define MAX_SCISSORS    16
>     >  #define MAX_DISCARD_RECTANGLES 4
>     > +#define MAX_SAMPLE_LOCATIONS 32
>     >  #define MAX_PUSH_CONSTANTS_SIZE 128
>     >  #define MAX_PUSH_DESCRIPTORS 32
>     >  #define MAX_DYNAMIC_UNIFORM_BUFFERS 16
>     > @@ -852,7 +853,8 @@ enum radv_dynamic_state_bits {
>     >         RADV_DYNAMIC_STENCIL_WRITE_MASK   = 1 << 7,
>     >         RADV_DYNAMIC_STENCIL_REFERENCE    = 1 << 8,
>     >         RADV_DYNAMIC_DISCARD_RECTANGLE    = 1 << 9,
>     > -       RADV_DYNAMIC_ALL                  = (1 << 10) - 1,
>     > +       RADV_DYNAMIC_SAMPLE_LOCATIONS     = 1 << 10,
>     > +       RADV_DYNAMIC_ALL                  = (1 << 11) - 1,
>     >  };
>     >
>     >  enum radv_cmd_dirty_bits {
>     > @@ -868,12 +870,13 @@ enum radv_cmd_dirty_bits {
>     >         RADV_CMD_DIRTY_DYNAMIC_STENCIL_WRITE_MASK   = 1 << 7,
>     >         RADV_CMD_DIRTY_DYNAMIC_STENCIL_REFERENCE  = 1 << 8,
>     >         RADV_CMD_DIRTY_DYNAMIC_DISCARD_RECTANGLE  = 1 << 9,
>     > -       RADV_CMD_DIRTY_DYNAMIC_ALL  = (1 << 10) - 1,
>     > -       RADV_CMD_DIRTY_PIPELINE   = 1 << 10,
>     > -       RADV_CMD_DIRTY_INDEX_BUFFER   = 1 << 11,
>     > -       RADV_CMD_DIRTY_FRAMEBUFFER  = 1 << 12,
>     > -       RADV_CMD_DIRTY_VERTEX_BUFFER  = 1 << 13,
>     > -       RADV_CMD_DIRTY_STREAMOUT_BUFFER   = 1 << 14,
>     > +       RADV_CMD_DIRTY_DYNAMIC_SAMPLE_LOCATIONS   = 1 << 10,
>     > +       RADV_CMD_DIRTY_DYNAMIC_ALL  = (1 << 11) - 1,
>     > +       RADV_CMD_DIRTY_PIPELINE   = 1 << 11,
>     > +       RADV_CMD_DIRTY_INDEX_BUFFER   = 1 << 12,
>     > +       RADV_CMD_DIRTY_FRAMEBUFFER  = 1 << 13,
>     > +       RADV_CMD_DIRTY_VERTEX_BUFFER  = 1 << 14,
>     > +       RADV_CMD_DIRTY_STREAMOUT_BUFFER   = 1 << 15,
>     >  };
>     >
>     >  enum radv_cmd_flush_bits {
>     > @@ -950,6 +953,13 @@ struct radv_discard_rectangle_state {
>     >         VkRect2D   rectangles[MAX_DISCARD_RECTANGLES];
>     >  };
>     >
>     > +struct radv_sample_locations_state {
>     > +       VkSampleCountFlagBits per_pixel;
>     > +       VkExtent2D grid_size;
>     > +       uint32_t count;
>     > +       VkSampleLocationEXT locations[MAX_SAMPLE_LOCATIONS];
>     > +};
>     > +
>     >  struct radv_dynamic_state {
>     >         /**
>     >          * Bitmask of (1 << VK_DYNAMIC_STATE_*).
>     > @@ -992,6 +1002,8 @@ struct radv_dynamic_state {
>     >         } stencil_reference;
>     >
>     >         struct radv_discard_rectangle_state    discard_rectangle;
>     > +
>     > +       struct radv_sample_locations_state   sample_location;
>     >  };
>     >
>     >  extern const struct radv_dynamic_state default_dynamic_state;
>     > --
>     > 2.21.0
>     >
>     > _______________________________________________
>     > mesa-dev mailing list
>     > mesa-dev at lists.freedesktop.org
>     <mailto:mesa-dev at lists.freedesktop.org>
>     > https://lists.freedesktop.org/mailman/listinfo/mesa-dev
>     _______________________________________________
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