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Upgrade Embree and enable ray packets

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Minor patch upgrade. Enabling ray packets results in faster
processing of ray streams (i.e. occlusion culling buffer
updates) at the cost of slightly larger binary sizes.

(cherry picked from commits 595cbacdf1
and eb0f67a541)
This commit is contained in:
Joan Fons
2021-09-13 15:05:21 +02:00
committed by Rémi Verschelde
parent c54c1b0b6b
commit 759ce9b689
11 changed files with 2217 additions and 7 deletions
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3
modules/raycast/SCsub
View File

@@ -55,6 +55,9 @@ if env["builtin_embree"]:
"kernels/bvh/bvh_builder_sah_mb.cpp",
"kernels/bvh/bvh_builder_twolevel.cpp",
"kernels/bvh/bvh_intersector1_bvh4.cpp",
"kernels/bvh/bvh_intersector_hybrid4_bvh4.cpp",
"kernels/bvh/bvh_intersector_stream_bvh4.cpp",
"kernels/bvh/bvh_intersector_stream_filters.cpp",
]
thirdparty_sources = [thirdparty_dir + file for file in embree_src]

12
modules/raycast/godot_update_embree.py
View File

@@ -61,6 +61,11 @@ cpp_files = [
"kernels/bvh/bvh_builder_twolevel.cpp",
"kernels/bvh/bvh_intersector1.cpp",
"kernels/bvh/bvh_intersector1_bvh4.cpp",
"kernels/bvh/bvh_intersector_hybrid4_bvh4.cpp",
"kernels/bvh/bvh_intersector_stream_bvh4.cpp",
"kernels/bvh/bvh_intersector_stream_filters.cpp",
"kernels/bvh/bvh_intersector_hybrid.cpp",
"kernels/bvh/bvh_intersector_stream.cpp",
]
os.chdir("../../thirdparty")
@@ -117,7 +122,7 @@ with open(os.path.join(dest_dir, "kernels/config.h"), "w") as config_file:
/* #undef EMBREE_GEOMETRY_INSTANCE */
/* #undef EMBREE_GEOMETRY_GRID */
/* #undef EMBREE_GEOMETRY_POINT */
/* #undef EMBREE_RAY_PACKETS */
#define EMBREE_RAY_PACKETS
/* #undef EMBREE_COMPACT_POLYS */
#define EMBREE_CURVE_SELF_INTERSECTION_AVOIDANCE_FACTOR 2.0
@@ -249,3 +254,8 @@ with open(os.path.join(dest_dir, "include/embree3/rtcore_config.h"), "w") as con
os.chdir("..")
shutil.rmtree("embree-tmp")
subprocess.run(["git", "restore", "embree/patches"])
for patch in os.listdir("embree/patches"):
subprocess.run(["git", "apply", "embree/patches/" + patch])