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authorRémi Verschelde <rverschelde@gmail.com>2022-11-25 14:48:29 +0100
committerRémi Verschelde <rverschelde@gmail.com>2022-11-25 14:48:29 +0100
commitb2373298a242e4c49211a9eaa684f3f14f95ebf7 (patch)
tree7f1b1d4669d407cb7cae85056b1ef04cccce79bc
parenta9fbf3718d4f8455dee1ebad05374d7baf714370 (diff)
embree: Enable raycast module build for Web and Windows x86_32
Embree initially only supported x86_64, then got arm64 support added. Now it seems to be possible to build it with Emscripten (wasm32) and on x86_32 Windows.
-rw-r--r--modules/raycast/SCsub7
-rw-r--r--modules/raycast/config.py14
2 files changed, 14 insertions, 7 deletions
diff --git a/modules/raycast/SCsub b/modules/raycast/SCsub
index 20b05816e1..51d75d45b0 100644
--- a/modules/raycast/SCsub
+++ b/modules/raycast/SCsub
@@ -67,7 +67,7 @@ if env["builtin_embree"]:
env_raycast.AppendUnique(CPPDEFINES=["NDEBUG"]) # No assert() even in debug builds.
if not env.msvc:
- if env["arch"] == "x86_64":
+ if env["arch"] in ["x86_64", "x86_32"]:
env_raycast.Append(CPPFLAGS=["-msse2", "-mxsave"])
if env["platform"] == "windows":
@@ -87,10 +87,13 @@ if env["builtin_embree"]:
env_thirdparty.disable_warnings()
env_thirdparty.add_source_files(thirdparty_obj, thirdparty_sources)
- if env["arch"] == "arm64" or env.msvc:
+ if env["arch"] != "x86_64" or env.msvc:
# Embree needs those, it will automatically use SSE2NEON in ARM
env_thirdparty.Append(CPPDEFINES=["__SSE2__", "__SSE__"])
+ if env["platform"] == "web":
+ env_thirdparty.Append(CPPFLAGS=["-msimd128"])
+
if not env.msvc:
env_thirdparty.Append(
CPPFLAGS=[
diff --git a/modules/raycast/config.py b/modules/raycast/config.py
index 833ad50018..f4243f01c5 100644
--- a/modules/raycast/config.py
+++ b/modules/raycast/config.py
@@ -1,9 +1,13 @@
def can_build(env, platform):
- # Depends on Embree library, which only supports x86_64 and arm64.
- if platform == "windows":
- return env["arch"] == "x86_64" # TODO build for Windows on ARM
-
- return env["arch"] in ["x86_64", "arm64"]
+ # Supported architectures depend on the Embree library.
+ # No ARM32 support planned.
+ if env["arch"] == "arm32":
+ return False
+ # x86_32 only seems supported on Windows for now.
+ if env["arch"] == "x86_32" and platform != "windows":
+ return False
+ # The rest works, even wasm32!
+ return True
def configure(env):