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path: root/intern/cycles/kernel/bvh/obvh_nodes.h
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Diffstat (limited to 'intern/cycles/kernel/bvh/obvh_nodes.h')
-rw-r--r--intern/cycles/kernel/bvh/obvh_nodes.h181
1 files changed, 0 insertions, 181 deletions
diff --git a/intern/cycles/kernel/bvh/obvh_nodes.h b/intern/cycles/kernel/bvh/obvh_nodes.h
index 6831562cade..e5c935b75ed 100644
--- a/intern/cycles/kernel/bvh/obvh_nodes.h
+++ b/intern/cycles/kernel/bvh/obvh_nodes.h
@@ -276,53 +276,6 @@ ccl_device_inline int obvh_aligned_node_intersect(KernelGlobals *ccl_restrict kg
#endif
}
-ccl_device_inline int obvh_aligned_node_intersect_robust(KernelGlobals *ccl_restrict kg,
- const avxf &isect_near,
- const avxf &isect_far,
-#ifdef __KERNEL_AVX2__
- const avx3f &P_idir,
-#else
- const avx3f &P,
-#endif
- const avx3f &idir,
- const int near_x,
- const int near_y,
- const int near_z,
- const int far_x,
- const int far_y,
- const int far_z,
- const int node_addr,
- const float difl,
- avxf *ccl_restrict dist)
-{
- const int offset = node_addr + 2;
-#ifdef __KERNEL_AVX2__
- const avxf tnear_x = msub(
- kernel_tex_fetch_avxf(__bvh_nodes, offset + near_x * 2), idir.x, P_idir.x);
- const avxf tfar_x = msub(
- kernel_tex_fetch_avxf(__bvh_nodes, offset + far_x * 2), idir.x, P_idir.x);
- const avxf tnear_y = msub(
- kernel_tex_fetch_avxf(__bvh_nodes, offset + near_y * 2), idir.y, P_idir.y);
- const avxf tfar_y = msub(
- kernel_tex_fetch_avxf(__bvh_nodes, offset + far_y * 2), idir.y, P_idir.y);
- const avxf tnear_z = msub(
- kernel_tex_fetch_avxf(__bvh_nodes, offset + near_z * 2), idir.z, P_idir.z);
- const avxf tfar_z = msub(
- kernel_tex_fetch_avxf(__bvh_nodes, offset + far_z * 2), idir.z, P_idir.z);
-
- const float round_down = 1.0f - difl;
- const float round_up = 1.0f + difl;
- const avxf tnear = max4(tnear_x, tnear_y, tnear_z, isect_near);
- const avxf tfar = min4(tfar_x, tfar_y, tfar_z, isect_far);
- const avxb vmask = round_down * tnear <= round_up * tfar;
- int mask = (int)movemask(vmask);
- *dist = tnear;
- return mask;
-#else
- return 0;
-#endif
-}
-
/* Unaligned nodes intersection */
ccl_device_inline int obvh_unaligned_node_intersect(KernelGlobals *ccl_restrict kg,
@@ -391,77 +344,6 @@ ccl_device_inline int obvh_unaligned_node_intersect(KernelGlobals *ccl_restrict
return movemask(vmask);
}
-ccl_device_inline int obvh_unaligned_node_intersect_robust(KernelGlobals *ccl_restrict kg,
- const avxf &isect_near,
- const avxf &isect_far,
-#ifdef __KERNEL_AVX2__
- const avx3f &P_idir,
-#endif
- const avx3f &P,
- const avx3f &dir,
- const avx3f &idir,
- const int near_x,
- const int near_y,
- const int near_z,
- const int far_x,
- const int far_y,
- const int far_z,
- const int node_addr,
- const float difl,
- avxf *ccl_restrict dist)
-{
- const int offset = node_addr;
- const avxf tfm_x_x = kernel_tex_fetch_avxf(__bvh_nodes, offset + 2);
- const avxf tfm_x_y = kernel_tex_fetch_avxf(__bvh_nodes, offset + 4);
- const avxf tfm_x_z = kernel_tex_fetch_avxf(__bvh_nodes, offset + 6);
-
- const avxf tfm_y_x = kernel_tex_fetch_avxf(__bvh_nodes, offset + 8);
- const avxf tfm_y_y = kernel_tex_fetch_avxf(__bvh_nodes, offset + 10);
- const avxf tfm_y_z = kernel_tex_fetch_avxf(__bvh_nodes, offset + 12);
-
- const avxf tfm_z_x = kernel_tex_fetch_avxf(__bvh_nodes, offset + 14);
- const avxf tfm_z_y = kernel_tex_fetch_avxf(__bvh_nodes, offset + 16);
- const avxf tfm_z_z = kernel_tex_fetch_avxf(__bvh_nodes, offset + 18);
-
- const avxf tfm_t_x = kernel_tex_fetch_avxf(__bvh_nodes, offset + 20);
- const avxf tfm_t_y = kernel_tex_fetch_avxf(__bvh_nodes, offset + 22);
- const avxf tfm_t_z = kernel_tex_fetch_avxf(__bvh_nodes, offset + 24);
-
- const avxf aligned_dir_x = dir.x * tfm_x_x + dir.y * tfm_x_y + dir.z * tfm_x_z,
- aligned_dir_y = dir.x * tfm_y_x + dir.y * tfm_y_y + dir.z * tfm_y_z,
- aligned_dir_z = dir.x * tfm_z_x + dir.y * tfm_z_y + dir.z * tfm_z_z;
-
- const avxf aligned_P_x = P.x * tfm_x_x + P.y * tfm_x_y + P.z * tfm_x_z + tfm_t_x,
- aligned_P_y = P.x * tfm_y_x + P.y * tfm_y_y + P.z * tfm_y_z + tfm_t_y,
- aligned_P_z = P.x * tfm_z_x + P.y * tfm_z_y + P.z * tfm_z_z + tfm_t_z;
-
- const avxf neg_one(-1.0f);
- const avxf nrdir_x = neg_one / aligned_dir_x, nrdir_y = neg_one / aligned_dir_y,
- nrdir_z = neg_one / aligned_dir_z;
-
- const avxf tlower_x = aligned_P_x * nrdir_x, tlower_y = aligned_P_y * nrdir_y,
- tlower_z = aligned_P_z * nrdir_z;
-
- const avxf tupper_x = tlower_x - nrdir_x, tupper_y = tlower_y - nrdir_y,
- tupper_z = tlower_z - nrdir_z;
-
- const float round_down = 1.0f - difl;
- const float round_up = 1.0f + difl;
-
- const avxf tnear_x = min(tlower_x, tupper_x);
- const avxf tnear_y = min(tlower_y, tupper_y);
- const avxf tnear_z = min(tlower_z, tupper_z);
- const avxf tfar_x = max(tlower_x, tupper_x);
- const avxf tfar_y = max(tlower_y, tupper_y);
- const avxf tfar_z = max(tlower_z, tupper_z);
-
- const avxf tnear = max4(isect_near, tnear_x, tnear_y, tnear_z);
- const avxf tfar = min4(isect_far, tfar_x, tfar_y, tfar_z);
- const avxb vmask = round_down * tnear <= round_up * tfar;
- *dist = tnear;
- return movemask(vmask);
-}
-
/* Intersectors wrappers.
*
* They'll check node type and call appropriate intersection code.
@@ -526,66 +408,3 @@ ccl_device_inline int obvh_node_intersect(KernelGlobals *ccl_restrict kg,
dist);
}
}
-
-ccl_device_inline int obvh_node_intersect_robust(KernelGlobals *ccl_restrict kg,
- const avxf &isect_near,
- const avxf &isect_far,
-#ifdef __KERNEL_AVX2__
- const avx3f &P_idir,
-#endif
- const avx3f &P,
- const avx3f &dir,
- const avx3f &idir,
- const int near_x,
- const int near_y,
- const int near_z,
- const int far_x,
- const int far_y,
- const int far_z,
- const int node_addr,
- const float difl,
- avxf *ccl_restrict dist)
-{
- const int offset = node_addr;
- const float4 node = kernel_tex_fetch(__bvh_nodes, offset);
- if (__float_as_uint(node.x) & PATH_RAY_NODE_UNALIGNED) {
- return obvh_unaligned_node_intersect_robust(kg,
- isect_near,
- isect_far,
-#ifdef __KERNEL_AVX2__
- P_idir,
-#endif
- P,
- dir,
- idir,
- near_x,
- near_y,
- near_z,
- far_x,
- far_y,
- far_z,
- node_addr,
- difl,
- dist);
- }
- else {
- return obvh_aligned_node_intersect_robust(kg,
- isect_near,
- isect_far,
-#ifdef __KERNEL_AVX2__
- P_idir,
-#else
- P,
-#endif
- idir,
- near_x,
- near_y,
- near_z,
- far_x,
- far_y,
- far_z,
- node_addr,
- difl,
- dist);
- }
-}
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