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intel/rt: Add lowering for ray-walk intrinsics in any-hit shaders

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Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7356>
This commit is contained in:
Jason Ekstrand
2020-08-06 16:09:55 -05:00
committed by Marge Bot
parent c3ddefa000
commit cb261b03e5
5 changed files with 194 additions and 0 deletions
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17
src/intel/compiler/brw_rt.h
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@@ -59,6 +59,23 @@ enum brw_rt_hit_kind {
BRW_RT_HIT_KIND_BACK_FACE = 0xff,
};
/** Ray flags
*
* This enum must match the SPIR-V RayFlags enum.
*/
enum brw_rt_ray_flags {
BRW_RT_RAY_FLAG_FORCE_OPAQUE = 0x01,
BRW_RT_RAY_FLAG_FORCE_NON_OPAQUE = 0x02,
BRW_RT_RAY_FLAG_TERMINATE_ON_FIRST_HIT = 0x04,
BRW_RT_RAY_FLAG_SKIP_CLOSEST_HIT_SHADER = 0x08,
BRW_RT_RAY_FLAG_CULL_BACK_FACING_TRIANGLES = 0x10,
BRW_RT_RAY_FLAG_CULL_FRONT_FACING_TRIANGLES = 0x20,
BRW_RT_RAY_FLAG_CULL_OPAQUE = 0x40,
BRW_RT_RAY_FLAG_CULL_NON_OPAQUE = 0x80,
BRW_RT_RAY_FLAG_SKIP_TRIANGLES = 0x100,
BRW_RT_RAY_FLAG_SKIP_AABBS = 0x200,
};
struct brw_rt_scratch_layout {
/** Number of stack IDs per DSS */
uint32_t stack_ids_per_dss;