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nvk: Support transform feedback geometry streams

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We just need to set the correct limits and features.  The meaningful
change here is the selected stream for rasterization which is configured
through the graphics pipeline.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24326>
This commit is contained in:
George Ouzounoudis 2022-11-26 18:32:22 +02:00 • committed by Marge Bot
parent bdd4a65718
commit 2b3730d271
3 changed files with 5 additions and 4 deletions
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2
src/nouveau/vulkan/nvk_graphics_pipeline.c
View file

@ -42,7 +42,7 @@ emit_pipeline_rs_state(struct nv_push *p,
.geometry_guardband_z = GEOMETRY_GUARDBAND_Z_SAME_AS_XY_GUARDBAND,
});
assert(rs->rasterization_stream == 0);
P_IMMD(p, NV9097, SET_RASTER_INPUT, rs->rasterization_stream);
assert(rs->line.mode == VK_LINE_RASTERIZATION_MODE_DEFAULT_EXT);
}

6
src/nouveau/vulkan/nvk_physical_device.c
View file

@ -230,7 +230,7 @@ nvk_GetPhysicalDeviceProperties2(VkPhysicalDevice physicalDevice,
}
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_TRANSFORM_FEEDBACK_PROPERTIES_EXT: {
VkPhysicalDeviceTransformFeedbackPropertiesEXT *p = (void *)ext;
p->maxTransformFeedbackStreams = 0;
p->maxTransformFeedbackStreams = 4;
p->maxTransformFeedbackBuffers = 4;
p->maxTransformFeedbackBufferSize = UINT32_MAX;
p->maxTransformFeedbackStreamDataSize = 2048;
@ -238,7 +238,7 @@ nvk_GetPhysicalDeviceProperties2(VkPhysicalDevice physicalDevice,
p->maxTransformFeedbackBufferDataStride = 2048;
p->transformFeedbackQueries = false;
p->transformFeedbackStreamsLinesTriangles = false;
p->transformFeedbackRasterizationStreamSelect = false;
p->transformFeedbackRasterizationStreamSelect = true;
p->transformFeedbackDraw = true;
break;
}
@ -483,7 +483,7 @@ nvk_get_device_features(const struct nv_device_info *dev,
/* VK_EXT_transform_feedback */
.transformFeedback = dev->cls_eng3d >= TURING_A,
.geometryStreams = false,
.geometryStreams = dev->cls_eng3d >= TURING_A,
/* VK_EXT_vertex_attribute_divisor */
.vertexAttributeInstanceRateDivisor = true,

1
src/nouveau/vulkan/nvk_shader.c
View file

@ -69,6 +69,7 @@ nvk_physical_device_spirv_options(const struct nvk_physical_device *pdevice,
.image_write_without_format = true,
.physical_storage_buffer_address = true,
.transform_feedback = true,
.geometry_streams = true,
},
.ssbo_addr_format = nvk_buffer_addr_format(rs->storage_buffers),
.phys_ssbo_addr_format = nir_address_format_64bit_global,