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radv/bvh: Pair compress triangles in more cases

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Reviewed-by: Natalie Vock <natalie.vock@gmx.de>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36965>
This commit is contained in:
Konstantin Seurer
2025-08-23 20:55:37 +02:00
committed by Marge Bot
parent c0f332f1cb
commit d423554e9e
1 changed files with 14 additions and 0 deletions
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src/amd/vulkan/bvh/encode_gfx12.comp
+14
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@@ -119,6 +119,20 @@ encode_gfx12(uint32_t ir_leaf_node_size, REF(vk_ir_box_node) intermediate_intern
child = right;
}
if ((VK_BUILD_FLAG(RADV_BUILD_FLAG_PAIR_COMPRESS_TRIANGLES) ||
VK_BUILD_FLAG(RADV_BUILD_FLAG_BATCH_COMPRESS_TRIANGLES)) &&
child != RADV_BVH_INVALID_NODE && ir_id_to_type(child) == vk_ir_node_internal &&
second_child == RADV_BVH_INVALID_NODE) {
REF(vk_ir_box_node) child_node = REF(vk_ir_box_node) OFFSET(args.intermediate_bvh, ir_id_to_offset(child));
uint32_t left = DEREF(child_node).children[0];
uint32_t right = DEREF(child_node).children[1];
if (ir_id_to_type(left) == vk_ir_node_triangle && ir_id_to_type(right) == vk_ir_node_triangle) {
child = left;
second_child = right;
DEREF(child_node).bvh_offset = VK_NULL_BVH_OFFSET;
}
}
bool is_valid = child != RADV_BVH_INVALID_NODE;
bool is_valid_primitive = is_valid && ir_id_to_type(child) != vk_ir_node_internal;
bool is_valid_internal = is_valid && ir_id_to_type(child) == vk_ir_node_internal;